[ 37.751760] audit: type=1800 audit(1546100015.600:25): pid=7707 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="cron" dev="sda1" ino=2414 res=0 [ 37.772678] audit: type=1800 audit(1546100015.600:26): pid=7707 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [ 37.810326] audit: type=1800 audit(1546100015.600:27): pid=7707 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="restorecond" dev="sda1" ino=2436 res=0 [ 37.847418] audit: type=1800 audit(1546100015.600:28): pid=7707 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="ssh" dev="sda1" ino=2417 res=0 [....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c. Debian GNU/Linux 7 syzkaller ttyS0 syzkaller login: [ 43.298551] sshd (7844) used greatest stack depth: 15720 bytes left Warning: Permanently added '10.128.15.194' (ECDSA) to the list of known hosts. [ 70.651282] IPVS: ftp: loaded support on port[0] = 21 [ 70.652060] IPVS: ftp: loaded support on port[0] = 21 [ 70.662768] IPVS: ftp: loaded support on port[0] = 21 [ 70.666272] IPVS: ftp: loaded support on port[0] = 21 [ 70.670267] IPVS: ftp: loaded support on port[0] = 21 [ 70.680360] IPVS: ftp: loaded support on port[0] = 21 net.ipv6.conf.syz_tun.accept_dad = 0 net.ipv6.conf.syz_tun.accept_dad = 0 net.ipv6.conf.syz_tun.accept_dad = 0 net.ipv6.conf.syz_tun.accept_dad = 0 net.ipv6.conf.syz_tun.router_solicitations = 0 net.ipv6.conf.syz_tun.accept_dad = 0 net.ipv6.conf.syz_tun.router_solicitations = 0 net.ipv6.conf.syz_tun.router_solicitations = 0 net.ipv6.conf.syz_tun.accept_dad = 0 net.ipv6.conf.syz_tun.router_solicitations = 0 net.ipv6.conf.syz_tun.router_solicitations = 0 net.ipv6.conf.syz_tun.router_solicitations = 0 executing program executing program executing program executing program executing program executing program [ 73.119842] Kernel panic - not syncing: corrupted stack end detected inside scheduler [ 73.128319] CPU: 0 PID: 3052 Comm: kworker/u4:4 Not tainted 4.20.0-rc7-next-20181224 #189 [ 73.136655] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 73.146035] Workqueue: writeback wb_workfn (flush-8:0) [ 73.151332] Call Trace: [ 73.153934] dump_stack+0x1d3/0x2c6 [ 73.157561] ? dump_stack_print_info.cold.1+0x20/0x20 [ 73.162756] panic+0x2ad/0x632 [ 73.165962] ? add_taint.cold.5+0x16/0x16 [ 73.170124] ? __switch_to_asm+0x34/0x70 [ 73.174177] ? __switch_to_asm+0x34/0x70 [ 73.178226] ? __switch_to_asm+0x40/0x70 [ 73.182337] ? __switch_to_asm+0x34/0x70 [ 73.186397] ? __switch_to_asm+0x40/0x70 [ 73.190472] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 73.196014] ? check_preemption_disabled+0x48/0x280 [ 73.201031] ? check_preemption_disabled+0x3a/0x280 [ 73.206047] __schedule+0x1ecf/0x1ed0 [ 73.209868] ? __sched_text_start+0x8/0x8 [ 73.214024] ? retint_kernel+0x2d/0x2d [ 73.217933] ? trace_hardirqs_on_caller+0xc0/0x310 [ 73.222876] ? find_held_lock+0x36/0x1c0 [ 73.226945] ? page_vma_mapped_walk+0x2ec/0x27f0 [ 73.231692] ? preempt_schedule+0x4d/0x60 [ 73.235841] preempt_schedule_common+0x1f/0xe0 [ 73.240438] preempt_schedule+0x4d/0x60 [ 73.244409] ___preempt_schedule+0x16/0x18 [ 73.248624] _raw_spin_unlock+0x3f/0x50 [ 73.252587] page_vma_mapped_walk+0x2ec/0x27f0 [ 73.257158] ? check_pte+0x5a0/0x5a0 [ 73.260875] ? __sanitizer_cov_trace_cmp1+0x17/0x20 [ 73.265919] ? workingset_update_node+0x4e7/0xb50 [ 73.270746] ? count_shadow_nodes+0x670/0x670 [ 73.275239] ? graph_lock+0x270/0x270 [ 73.279026] ? count_shadow_nodes+0x670/0x670 [ 73.283521] ? xas_store+0x53a/0x1710 [ 73.287340] ? graph_lock+0x270/0x270 [ 73.291159] ? graph_lock+0x270/0x270 [ 73.294979] ? lock_acquire+0x1ed/0x520 [ 73.299040] ? rmap_walk_file+0xa7e/0x1190 [ 73.303281] page_referenced_one+0x2cb/0x840 [ 73.307673] ? page_mapcount_is_zero+0x30/0x30 [ 73.312239] ? page_mapcount_is_zero+0x30/0x30 [ 73.316841] rmap_walk_file+0x80a/0x1190 [ 73.320905] ? page_mkclean_one+0x8f0/0x8f0 [ 73.325221] ? trace_hardirqs_on+0xbd/0x310 [ 73.329518] ? kasan_check_read+0x11/0x20 [ 73.333643] ? __remove_mapping+0x932/0x1af0 [ 73.338047] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 73.343477] ? mark_held_locks+0x130/0x130 [ 73.347714] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 73.352811] ? __remove_mapping+0xb19/0x1af0 [ 73.357211] ? kasan_check_read+0x11/0x20 [ 73.361344] ? total_mapcount+0x2c8/0x940 [ 73.365484] ? vma_adjust_trans_huge+0x310/0x310 [ 73.370222] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 73.375755] ? page_mapped+0x366/0x810 [ 73.379633] ? finish_task_switch+0x1f4/0x910 [ 73.384105] ? finish_task_switch+0x1b4/0x910 [ 73.388582] ? page_mapping+0xa50/0xa50 [ 73.392544] ? __switch_to_asm+0x34/0x70 [ 73.396595] ? graph_lock+0x270/0x270 [ 73.400389] rmap_walk+0x22c/0x350 [ 73.403908] ? page_get_anon_vma+0x6d0/0x6d0 [ 73.408293] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 73.413808] ? page_rmapping+0xd9/0x160 [ 73.417791] ? vm_mmap+0xc0/0xc0 [ 73.421162] page_referenced+0x7d1/0xaa0 [ 73.425203] ? rmap_walk+0x350/0x350 [ 73.428911] ? kasan_check_read+0x11/0x20 [ 73.433075] ? rcu_read_unlock_special+0x370/0x370 [ 73.437992] ? page_mapcount_is_zero+0x30/0x30 [ 73.442557] ? __anon_vma_prepare+0x6c0/0x6c0 [ 73.447032] ? page_evictable+0x305/0x540 [ 73.451159] ? kswapd_stop+0x100/0x100 [ 73.455038] ? ___might_sleep+0x1ed/0x300 [ 73.459178] ? PageTransHuge+0x104/0x1a0 [ 73.463258] ? arch_local_save_flags+0x40/0x40 [ 73.467842] ? count_memcg_events+0x1ac/0x2a0 [ 73.472339] shrink_page_list+0x311a/0xc350 [ 73.476690] ? page_evictable+0x540/0x540 [ 73.480857] ? vma_adjust_trans_huge+0x310/0x310 [ 73.485602] ? mark_held_locks+0xc7/0x130 [ 73.489746] ? free_unref_page_list+0xc0c/0x11e0 [ 73.494497] ? free_unref_page_list+0xc0c/0x11e0 [ 73.499238] ? trace_hardirqs_on+0xbd/0x310 [ 73.503563] ? shrink_page_list+0x57c1/0xc350 [ 73.508039] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 73.513532] ? page_frag_free+0x2c0/0x2c0 [ 73.517676] ? lockdep_hardirqs_on+0x421/0x5c0 [ 73.522271] ? trace_hardirqs_on+0xbd/0x310 [ 73.526576] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 73.532132] ? mem_cgroup_uncharge_list+0x17b/0x210 [ 73.537147] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 73.542601] ? check_preemption_disabled+0x48/0x280 [ 73.547620] ? __this_cpu_preempt_check+0x1c/0x20 [ 73.552473] ? uncharge_batch+0x451/0x760 [ 73.556628] ? mem_cgroup_uncharge+0x100/0x100 [ 73.561251] ? page_evictable+0x540/0x540 [ 73.565397] ? __lock_acquire+0x62f/0x4c20 [ 73.569649] ? count_shadow_nodes+0x670/0x670 [ 73.574136] ? __sanitizer_cov_trace_cmp4+0x10/0x20 [ 73.579171] ? xas_store+0x53a/0x1710 [ 73.583008] ? rb_next+0x140/0x140 [ 73.586538] ? rb_next+0x140/0x140 [ 73.590065] ? graph_lock+0x270/0x270 [ 73.593853] ? print_usage_bug+0xc0/0xc0 [ 73.597901] ? __delete_from_page_cache+0xae7/0x10e0 [ 73.602987] ? find_held_lock+0x36/0x1c0 [ 73.607035] ? graph_lock+0x270/0x270 [ 73.610842] ? print_usage_bug+0xc0/0xc0 [ 73.614920] ? print_usage_bug+0xc0/0xc0 [ 73.619012] ? mark_held_locks+0xc7/0x130 [ 73.623172] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 73.628272] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 73.633383] ? lockdep_hardirqs_on+0x421/0x5c0 [ 73.637950] ? print_usage_bug+0xc0/0xc0 [ 73.642017] ? check_preemption_disabled+0x48/0x280 [ 73.647035] ? rb_erase_cached+0xc78/0x3720 [ 73.651351] ? graph_lock+0x270/0x270 [ 73.655135] ? graph_lock+0x270/0x270 [ 73.658930] ? __update_load_avg_blocked_se+0x690/0x690 [ 73.664294] ? __update_load_avg_se+0xae0/0xae0 [ 73.668954] ? graph_lock+0x270/0x270 [ 73.672792] ? update_load_avg+0x387/0x2470 [ 73.677118] ? attach_entity_load_avg+0x860/0x860 [ 73.681961] ? update_load_avg+0x387/0x2470 [ 73.686277] ? attach_entity_load_avg+0x860/0x860 [ 73.691105] ? attach_entity_load_avg+0x860/0x860 [ 73.695948] ? cpuacct_charge+0x265/0x440 [ 73.700094] ? rb_erase+0x3710/0x3710 [ 73.703884] ? find_held_lock+0x36/0x1c0 [ 73.707942] ? graph_lock+0x270/0x270 [ 73.711746] ? update_curr+0x4cf/0xbe0 [ 73.715625] ? __update_load_avg_blocked_se+0x690/0x690 [ 73.720983] ? __update_load_avg_se+0xae0/0xae0 [ 73.725637] ? graph_lock+0x270/0x270 [ 73.729441] ? graph_lock+0x270/0x270 [ 73.733255] ? rb_erase_cached+0xc78/0x3720 [ 73.737585] ? rb_next+0x140/0x140 [ 73.741136] ? graph_lock+0x270/0x270 [ 73.744927] ? __lock_is_held+0xb5/0x140 [ 73.748985] ? rb_erase_cached+0xc78/0x3720 [ 73.753310] ? rb_erase_cached+0xc78/0x3720 [ 73.757630] ? rb_next+0x140/0x140 [ 73.761163] ? rb_next+0x140/0x140 [ 73.764695] ? set_next_entity+0x2f0/0xaf0 [ 73.768947] ? __lock_acquire+0x62f/0x4c20 [ 73.773163] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 73.778679] ? update_load_avg+0x2470/0x2470 [ 73.783068] ? __enqueue_entity+0x10d/0x1f0 [ 73.787410] ? pick_next_task_fair+0xa0e/0x1ba0 [ 73.792092] ? rcu_read_lock_sched_held+0x108/0x120 [ 73.797096] ? rcu_note_context_switch+0x12af/0x2150 [ 73.802207] ? graph_lock+0x270/0x270 [ 73.806010] ? graph_lock+0x270/0x270 [ 73.809798] ? print_usage_bug+0xc0/0xc0 [ 73.813843] ? print_usage_bug+0xc0/0xc0 [ 73.817887] ? graph_lock+0x270/0x270 [ 73.821693] ? __update_load_avg_blocked_se+0x690/0x690 [ 73.827064] ? __update_load_avg_se+0xae0/0xae0 [ 73.831888] ? graph_lock+0x270/0x270 [ 73.835683] ? print_usage_bug+0xc0/0xc0 [ 73.839733] ? graph_lock+0x270/0x270 [ 73.843522] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 73.849060] ? __isolate_lru_page+0xd05/0x1540 [ 73.853685] ? __lock_acquire+0x62f/0x4c20 [ 73.857924] ? mark_held_locks+0x130/0x130 [ 73.862140] ? attach_entity_load_avg+0x860/0x860 [ 73.866974] ? update_load_avg+0x387/0x2470 [ 73.871302] ? rb_erase+0x3710/0x3710 [ 73.875110] ? lock_pin_lock+0x350/0x350 [ 73.879174] ? attach_entity_load_avg+0x860/0x860 [ 73.884002] ? attach_entity_load_avg+0x860/0x860 [ 73.888838] ? graph_lock+0x270/0x270 [ 73.892644] ? print_usage_bug+0xc0/0xc0 [ 73.896711] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 73.902254] ? check_preemption_disabled+0x48/0x280 [ 73.907275] ? trace_hardirqs_off+0xb8/0x310 [ 73.911674] ? trace_hardirqs_on+0x310/0x310 [ 73.916064] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 73.921585] ? check_preemption_disabled+0x48/0x280 [ 73.926624] ? count_memcg_events+0x1ac/0x2a0 [ 73.931117] ? move_active_pages_to_lru+0x1461/0x19b0 [ 73.936305] ? print_usage_bug+0xc0/0xc0 [ 73.940346] ? __remove_mapping+0x1af0/0x1af0 [ 73.944833] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 73.950389] ? __isolate_lru_page+0xd05/0x1540 [ 73.954981] ? putback_lru_page+0x280/0x280 [ 73.959350] ? mark_held_locks+0xc7/0x130 [ 73.963478] ? page_evictable+0x305/0x540 [ 73.967611] ? free_unref_page_list+0xc0c/0x11e0 [ 73.972347] ? free_unref_page_list+0xc0c/0x11e0 [ 73.977081] ? trace_hardirqs_on+0xbd/0x310 [ 73.981384] ? shrink_active_list+0x180d/0x22b0 [ 73.986034] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 73.991461] ? graph_lock+0x270/0x270 [ 73.995258] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 74.000822] ? graph_lock+0x270/0x270 [ 74.004619] ? page_frag_free+0x2c0/0x2c0 [ 74.008771] ? print_usage_bug+0xc0/0xc0 [ 74.012814] ? graph_lock+0x270/0x270 [ 74.016590] ? page_referenced+0x2d5/0xaa0 [ 74.020824] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 74.026355] ? check_preemption_disabled+0x48/0x280 [ 74.031397] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 74.036938] ? check_preemption_disabled+0x48/0x280 [ 74.041942] ? __lock_is_held+0xb5/0x140 [ 74.046043] ? __this_cpu_preempt_check+0x1c/0x20 [ 74.050908] ? __mod_zone_page_state+0x8a/0xf0 [ 74.055472] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 74.061058] ? isolate_lru_pages.isra.56+0xc7d/0x19e0 [ 74.066271] ? __isolate_lru_page+0x1540/0x1540 [ 74.070931] ? __lock_acquire+0x62f/0x4c20 [ 74.075149] ? mark_held_locks+0x130/0x130 [ 74.079371] ? mark_held_locks+0x130/0x130 [ 74.083595] ? print_usage_bug+0xc0/0xc0 [ 74.087666] ? mark_held_locks+0x130/0x130 [ 74.091961] ? print_usage_bug+0xc0/0xc0 [ 74.096098] ? shrink_inactive_list+0xa4a/0x1c60 [ 74.100858] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 74.106293] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 74.111410] ? __lock_acquire+0x62f/0x4c20 [ 74.115666] ? graph_lock+0x270/0x270 [ 74.119447] ? __lock_acquire+0x62f/0x4c20 [ 74.123665] ? graph_lock+0x270/0x270 [ 74.127475] ? print_usage_bug+0xc0/0xc0 [ 74.131527] ? mark_held_locks+0x130/0x130 [ 74.135752] ? find_held_lock+0x36/0x1c0 [ 74.139817] ? mark_held_locks+0xc7/0x130 [ 74.143963] ? _raw_spin_unlock_irq+0x27/0x80 [ 74.148461] ? _raw_spin_unlock_irq+0x27/0x80 [ 74.152956] ? lockdep_hardirqs_on+0x421/0x5c0 [ 74.157532] ? trace_hardirqs_on+0xbd/0x310 [ 74.161850] ? kasan_check_read+0x11/0x20 [ 74.166000] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 74.171439] ? trace_hardirqs_on+0x310/0x310 [ 74.175823] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 74.181346] ? check_preemption_disabled+0x48/0x280 [ 74.186354] shrink_inactive_list+0x77b/0x1c60 [ 74.190933] ? putback_inactive_pages+0x27e0/0x27e0 [ 74.195946] ? lruvec_lru_size+0x2ef/0x540 [ 74.200177] ? blk_lld_busy+0xa0/0xa0 [ 74.203963] ? kasan_check_read+0x11/0x20 [ 74.208094] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 74.213350] ? rcu_read_unlock_special+0x370/0x370 [ 74.218282] shrink_node_memcg+0x7a8/0x19a0 [ 74.222602] ? shrink_active_list+0x22b0/0x22b0 [ 74.227274] ? shrink_slab+0xfa/0x8c0 [ 74.231074] ? mem_cgroup_from_id+0x30/0x30 [ 74.235374] ? unregister_memcg_shrinker.isra.42+0x50/0x50 [ 74.241013] ? kasan_check_read+0x11/0x20 [ 74.245181] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 74.250712] shrink_node+0x3e1/0x17f0 [ 74.254502] ? shrink_node_memcg+0x19a0/0x19a0 [ 74.259075] ? __delayacct_freepages_start+0x41/0x80 [ 74.264156] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 74.269600] ? kvm_clock_read+0x18/0x30 [ 74.273579] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 74.278597] ? ktime_get+0x2c1/0x400 [ 74.282299] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 74.286799] do_try_to_free_pages+0x3df/0x12a0 [ 74.291382] ? graph_lock+0x270/0x270 [ 74.295191] ? shrink_node+0x17f0/0x17f0 [ 74.299240] ? __lock_is_held+0xb5/0x140 [ 74.303328] try_to_free_pages+0x4d0/0xb90 [ 74.307557] ? do_try_to_free_pages+0x12a0/0x12a0 [ 74.312403] ? kasan_check_read+0x11/0x20 [ 74.316543] ? psi_memstall_enter+0x24f/0x2c0 [ 74.321018] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 74.326458] ? lock_repin_lock+0x430/0x430 [ 74.330674] ? _raw_spin_unlock_irq+0x60/0x80 [ 74.335146] ? psi_memstall_enter+0x24f/0x2c0 [ 74.339620] ? psi_memstall_tick+0x230/0x230 [ 74.344008] ? __lock_acquire+0x62f/0x4c20 [ 74.348251] __alloc_pages_slowpath+0xa5a/0x2d90 [ 74.353016] ? warn_alloc+0x120/0x120 [ 74.356803] ? update_load_avg+0x2470/0x2470 [ 74.361201] ? __enqueue_entity+0x10d/0x1f0 [ 74.365500] ? graph_lock+0x270/0x270 [ 74.369279] ? graph_lock+0x270/0x270 [ 74.373059] ? check_preemption_disabled+0x48/0x280 [ 74.378063] ? graph_lock+0x270/0x270 [ 74.382100] ? check_preemption_disabled+0x48/0x280 [ 74.387096] ? __lock_is_held+0xb5/0x140 [ 74.391136] ? find_held_lock+0x36/0x1c0 [ 74.395188] ? graph_lock+0x270/0x270 [ 74.398980] ? find_get_entry+0xa87/0x1120 [ 74.403215] ? lock_downgrade+0x900/0x900 [ 74.407358] ? check_preemption_disabled+0x48/0x280 [ 74.412368] ? __lock_is_held+0xb5/0x140 [ 74.416420] ? ___might_sleep+0x1ed/0x300 [ 74.420548] ? arch_local_save_flags+0x40/0x40 [ 74.425109] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 74.430625] ? __might_sleep+0x95/0x190 [ 74.434593] __alloc_pages_nodemask+0xa89/0xde0 [ 74.439253] ? __switch_to_asm+0x40/0x70 [ 74.443310] ? __switch_to_asm+0x34/0x70 [ 74.447362] ? __alloc_pages_slowpath+0x2d90/0x2d90 [ 74.452366] ? __switch_to_asm+0x40/0x70 [ 74.456406] ? __switch_to_asm+0x40/0x70 [ 74.460454] ? __switch_to_asm+0x34/0x70 [ 74.464547] ? __switch_to_asm+0x40/0x70 [ 74.468605] ? __schedule+0x9e6/0x1ed0 [ 74.472504] ? __sched_text_start+0x8/0x8 [ 74.476634] ? lockdep_hardirqs_on+0x421/0x5c0 [ 74.481238] ? retint_kernel+0x2d/0x2d [ 74.485139] ? trace_hardirqs_on_caller+0xc0/0x310 [ 74.490051] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 74.495569] alloc_pages_current+0x10c/0x210 [ 74.499957] __page_cache_alloc+0x38c/0x5b0 [ 74.504266] ? filemap_range_has_page+0x4e0/0x4e0 [ 74.509087] ? kasan_check_write+0x14/0x20 [ 74.513361] ? __brelse+0x104/0x180 [ 74.516992] pagecache_get_page+0x396/0xf30 [ 74.521300] ? find_get_pages_contig+0x18d0/0x18d0 [ 74.526221] ? ext4_mb_generate_from_pa+0x470/0x470 [ 74.531232] ? update_load_avg+0x387/0x2470 [ 74.535566] ? __lock_is_held+0xb5/0x140 [ 74.539637] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 74.545165] ? unlock_page+0x2c2/0x4c0 [ 74.549052] ? wake_up_page_bit+0x6f0/0x6f0 [ 74.553371] ? ___might_sleep+0x1ed/0x300 [ 74.557497] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 74.563015] ? arch_local_save_flags+0x40/0x40 [ 74.567580] ? print_usage_bug+0xc0/0xc0 [ 74.571620] ? __might_sleep+0x95/0x190 [ 74.575591] ext4_mb_load_buddy_gfp+0xa80/0x1e70 [ 74.580347] ? ext4_mb_good_group+0x730/0x730 [ 74.584888] ? graph_lock+0x270/0x270 [ 74.588684] ? mark_held_locks+0x130/0x130 [ 74.592900] ? __read_once_size_nocheck.constprop.8+0x10/0x10 [ 74.598766] ? ret_from_fork+0x3a/0x50 [ 74.602644] ? print_usage_bug+0xc0/0xc0 [ 74.606708] ? unwind_next_frame.part.7+0x1ae/0x9e0 [ 74.611714] ? unwind_dump+0x190/0x190 [ 74.615609] ? graph_lock+0x270/0x270 [ 74.619396] ? graph_lock+0x270/0x270 [ 74.623187] ? unwind_next_frame+0x3e/0x50 [ 74.627415] ? __save_stack_trace+0x7d/0xf0 [ 74.631726] ? __lock_is_held+0xb5/0x140 [ 74.635767] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 74.640933] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 74.646049] ? ext4_mb_good_group+0x551/0x730 [ 74.650528] ext4_mb_regular_allocator+0x634/0x1590 [ 74.655533] ? ext4_mb_complex_scan_group+0xb10/0xb10 [ 74.660709] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 74.666245] ? ext4_mb_initialize_context+0x868/0xe20 [ 74.671426] ? ext4_mb_free_metadata+0xc90/0xc90 [ 74.676176] ? ext4_mb_new_blocks+0x787/0x4840 [ 74.680773] ? rcu_read_lock_sched_held+0x108/0x120 [ 74.685804] ? kmem_cache_alloc+0x33f/0x730 [ 74.690118] ext4_mb_new_blocks+0x1de3/0x4840 [ 74.694623] ? ext4_discard_preallocations+0x13c0/0x13c0 [ 74.700056] ? unwind_next_frame.part.7+0x1ae/0x9e0 [ 74.705052] ? unwind_dump+0x190/0x190 [ 74.708952] ? unwind_dump+0x190/0x190 [ 74.712843] ? unwind_next_frame+0x3e/0x50 [ 74.717071] ? __save_stack_trace+0x7d/0xf0 [ 74.721395] ? ret_from_fork+0x3a/0x50 [ 74.725330] ? save_stack+0xa9/0xd0 [ 74.728936] ? save_stack+0x43/0xd0 [ 74.732538] ? kasan_kmalloc+0xcb/0xd0 [ 74.736403] ? __kmalloc+0x15d/0x760 [ 74.740112] ? ext4_find_extent+0x757/0x9b0 [ 74.744413] ? ext4_ext_map_blocks+0x2ad/0x6180 [ 74.749080] ? ext4_map_blocks+0x8ce/0x1b40 [ 74.753375] ? ext4_writepages+0x2598/0x4190 [ 74.757763] ? do_writepages+0x9a/0x1a0 [ 74.761723] ? __writeback_single_inode+0x20a/0x1660 [ 74.766809] ? writeback_sb_inodes+0x71f/0x1210 [ 74.771457] ? __writeback_inodes_wb+0x1b9/0x340 [ 74.776193] ? wb_writeback+0xa73/0xfc0 [ 74.780147] ? wb_workfn+0xee9/0x1790 [ 74.783935] ? process_one_work+0xc90/0x1c40 [ 74.788334] ? worker_thread+0x17f/0x1390 [ 74.792475] ? kthread+0x35a/0x440 [ 74.795999] ? ret_from_fork+0x3a/0x50 [ 74.799870] ? graph_lock+0x270/0x270 [ 74.803652] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 74.809169] ? check_preemption_disabled+0x48/0x280 [ 74.814204] ? __lock_is_held+0xb5/0x140 [ 74.818271] ? graph_lock+0x270/0x270 [ 74.822081] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 74.827632] ? check_preemption_disabled+0x48/0x280 [ 74.832662] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 74.838177] ? ext4_ext_search_right+0x2e1/0xb10 [ 74.842925] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 74.848452] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 74.853461] ext4_ext_map_blocks+0x2eef/0x6180 [ 74.858062] ? ext4_ext_release+0x10/0x10 [ 74.862204] ? __pagevec_release+0x88/0x120 [ 74.866512] ? find_held_lock+0x36/0x1c0 [ 74.870570] ? graph_lock+0x270/0x270 [ 74.874352] ? graph_lock+0x270/0x270 [ 74.878143] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 74.883681] ? lock_acquire+0x1ed/0x520 [ 74.887631] ? ext4_map_blocks+0x866/0x1b40 [ 74.891939] ? lock_release+0xa00/0xa00 [ 74.895895] ? arch_local_save_flags+0x40/0x40 [ 74.900458] ? ext4_es_cache_extent+0x6a0/0x6a0 [ 74.905132] ? down_write+0x8a/0x130 [ 74.908842] ? ext4_map_blocks+0x866/0x1b40 [ 74.913158] ? down_read+0x120/0x120 [ 74.916875] ext4_map_blocks+0x8ce/0x1b40 [ 74.921023] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 74.926567] ? check_preemption_disabled+0x48/0x280 [ 74.931602] ? ext4_issue_zeroout+0x190/0x190 [ 74.936100] ? __lock_is_held+0xb5/0x140 [ 74.940164] ext4_writepages+0x2598/0x4190 [ 74.944421] ? ext4_mark_inode_dirty+0xb20/0xb20 [ 74.949170] ? kasan_check_read+0x11/0x20 [ 74.953318] ? print_usage_bug+0xc0/0xc0 [ 74.957374] ? __lock_acquire+0x62f/0x4c20 [ 74.961607] ? hctx_unlock+0xde/0x150 [ 74.965387] ? print_usage_bug+0xc0/0xc0 [ 74.969428] ? __lock_acquire+0x62f/0x4c20 [ 74.973646] ? mark_held_locks+0x130/0x130 [ 74.977875] ? __ext4_get_inode_loc+0x470/0x1330 [ 74.982632] ? mark_held_locks+0x130/0x130 [ 74.986845] ? graph_lock+0x270/0x270 [ 74.990633] ? kasan_check_write+0x14/0x20 [ 74.994856] ? __brelse+0x104/0x180 [ 74.998477] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 75.003997] ? check_preemption_disabled+0x48/0x280 [ 75.008996] ? ext4_mark_inode_dirty+0xb20/0xb20 [ 75.013732] do_writepages+0x9a/0x1a0 [ 75.017518] ? ext4_mark_inode_dirty+0xb20/0xb20 [ 75.022282] ? do_writepages+0x9a/0x1a0 [ 75.026267] __writeback_single_inode+0x20a/0x1660 [ 75.031220] ? __mark_inode_dirty+0x1510/0x1510 [ 75.035916] ? find_held_lock+0x36/0x1c0 [ 75.040009] ? find_held_lock+0x36/0x1c0 [ 75.044061] ? wbc_attach_and_unlock_inode+0x5c0/0xa30 [ 75.049358] ? lock_downgrade+0x900/0x900 [ 75.053516] ? find_held_lock+0x13f/0x1c0 [ 75.057683] ? kasan_check_read+0x11/0x20 [ 75.061838] ? do_raw_spin_unlock+0xa7/0x330 [ 75.066262] ? do_raw_spin_trylock+0x270/0x270 [ 75.070843] ? __lock_is_held+0xb5/0x140 [ 75.074918] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 75.080457] ? wbc_attach_and_unlock_inode+0x675/0xa30 [ 75.085742] ? __writeback_single_inode+0x1660/0x1660 [ 75.090951] writeback_sb_inodes+0x71f/0x1210 [ 75.095490] ? wbc_detach_inode+0x960/0x960 [ 75.099809] ? lock_release+0xa00/0xa00 [ 75.103773] ? down_read_trylock+0xda/0x140 [ 75.108077] ? trylock_super+0x22/0x110 [ 75.112041] ? downgrade_write+0x270/0x270 [ 75.116288] ? queue_io+0x3dd/0x800 [ 75.119909] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 75.125427] __writeback_inodes_wb+0x1b9/0x340 [ 75.129998] ? writeback_sb_inodes+0x1210/0x1210 [ 75.134741] ? __lock_is_held+0xb5/0x140 [ 75.138789] wb_writeback+0xa73/0xfc0 [ 75.142575] ? writeback_inodes_wb.constprop.50+0x330/0x330 [ 75.148273] ? widen_string+0xe0/0x2e0 [ 75.152161] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 75.157360] ? print_usage_bug+0xc0/0xc0 [ 75.161426] ? string+0x225/0x2d0 [ 75.164884] ? widen_string+0x2e0/0x2e0 [ 75.168869] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 75.173889] ? find_next_bit+0x104/0x130 [ 75.177942] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 75.182951] ? find_next_bit+0x104/0x130 [ 75.186995] ? cpumask_next+0x41/0x50 [ 75.190777] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 75.195770] ? get_nr_dirty_inodes+0xd6/0x130 [ 75.200242] ? __local_bh_enable_ip+0x160/0x260 [ 75.204904] ? get_nr_dirty_pages+0x17c/0x1f0 [ 75.209409] ? _raw_spin_unlock_bh+0x30/0x40 [ 75.213796] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 75.218812] ? wb_split_bdi_pages.isra.33+0x134/0x1b0 [ 75.223998] ? block_dump___mark_inode_dirty+0x120/0x120 [ 75.229428] ? wb_workfn+0x521/0x1790 [ 75.233206] ? __local_bh_enable_ip+0x160/0x260 [ 75.237860] wb_workfn+0xee9/0x1790 [ 75.241506] ? __lock_acquire+0x62f/0x4c20 [ 75.245733] ? inode_wait_for_writeback+0x40/0x40 [ 75.250578] ? mark_held_locks+0x130/0x130 [ 75.254808] ? __lock_is_held+0xb5/0x140 [ 75.258861] ? mark_held_locks+0x130/0x130 [ 75.263086] ? set_next_entity+0x2f0/0xaf0 [ 75.267302] ? mark_held_locks+0x130/0x130 [ 75.271518] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 75.277065] ? graph_lock+0x270/0x270 [ 75.280872] ? debug_object_deactivate+0x37d/0x480 [ 75.285793] ? lock_downgrade+0x900/0x900 [ 75.289918] ? run_rebalance_domains+0x500/0x500 [ 75.294670] ? find_held_lock+0x36/0x1c0 [ 75.298722] ? graph_lock+0x270/0x270 [ 75.302514] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 75.308034] ? check_preemption_disabled+0x48/0x280 [ 75.313052] ? __lock_is_held+0xb5/0x140 [ 75.317116] process_one_work+0xc90/0x1c40 [ 75.321369] ? mark_held_locks+0x130/0x130 [ 75.325589] ? pwq_dec_nr_in_flight+0x4a0/0x4a0 [ 75.330266] ? __bpf_trace_sched_wake_idle_without_ipi+0x10/0x10 [ 75.336433] ? __switch_to_asm+0x34/0x70 [ 75.340493] ? __switch_to_asm+0x34/0x70 [ 75.344552] ? __switch_to_asm+0x40/0x70 [ 75.348614] ? __switch_to_asm+0x34/0x70 [ 75.352667] ? __switch_to_asm+0x40/0x70 [ 75.356723] ? __switch_to_asm+0x34/0x70 [ 75.360773] ? __switch_to_asm+0x34/0x70 [ 75.364811] ? __switch_to_asm+0x40/0x70 [ 75.368861] ? __switch_to_asm+0x34/0x70 [ 75.372897] ? __switch_to_asm+0x40/0x70 [ 75.376937] ? __switch_to_asm+0x34/0x70 [ 75.380999] ? __switch_to_asm+0x40/0x70 [ 75.385062] ? __switch_to_asm+0x34/0x70 [ 75.389106] ? set_pf_worker+0x74/0xd0 [ 75.392985] ? __sched_text_start+0x8/0x8 [ 75.397113] ? graph_lock+0x270/0x270 [ 75.400908] ? find_held_lock+0x36/0x1c0 [ 75.404952] ? lock_acquire+0x1ed/0x520 [ 75.408920] ? worker_thread+0x3e0/0x1390 [ 75.413060] ? kasan_check_write+0x14/0x20 [ 75.417287] ? do_raw_spin_lock+0x14f/0x350 [ 75.421585] ? __schedule+0x1ed0/0x1ed0 [ 75.425545] ? rwlock_bug.part.2+0x90/0x90 [ 75.429763] ? trace_hardirqs_on+0x310/0x310 [ 75.434155] worker_thread+0x17f/0x1390 [ 75.438109] ? __bpf_trace_sched_wake_idle_without_ipi+0x10/0x10 [ 75.444267] ? process_one_work+0x1c40/0x1c40 [ 75.448744] ? __schedule+0x9e6/0x1ed0 [ 75.452634] ? __sched_text_start+0x8/0x8 [ 75.456774] ? __sched_text_start+0x8/0x8 [ 75.460934] ? __kthread_parkme+0xce/0x1a0 [ 75.465164] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 75.470293] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 75.475431] ? lockdep_hardirqs_on+0x421/0x5c0 [ 75.480011] ? trace_hardirqs_on+0xbd/0x310 [ 75.484353] ? kasan_check_read+0x11/0x20 [ 75.488520] ? __kthread_parkme+0xce/0x1a0 [ 75.492751] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 75.498185] ? __schedule+0x1ed0/0x1ed0 [ 75.502144] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 75.507241] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 75.512768] ? __kthread_parkme+0xfb/0x1a0 [ 75.516987] ? process_one_work+0x1c40/0x1c40 [ 75.521465] kthread+0x35a/0x440 [ 75.524813] ? kthread_bind+0x40/0x40 [ 75.528597] ret_from_fork+0x3a/0x50 [ 75.533451] Kernel Offset: disabled [ 75.537341] Rebooting in 86400 seconds..