[ 36.658105] audit: type=1800 audit(1546100374.975:27): pid=7641 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="restorecond" dev="sda1" ino=2436 res=0 [ 36.684781] audit: type=1800 audit(1546100374.985:28): pid=7641 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. [ 37.312203] audit: type=1800 audit(1546100375.675:29): pid=7641 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="rc.local" dev="sda1" ino=2432 res=0 [ 37.332649] audit: type=1800 audit(1546100375.675:30): pid=7641 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="rmnologin" dev="sda1" ino=2423 res=0 Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added '10.128.0.50' (ECDSA) to the list of known hosts. executing program executing program executing program executing program executing program executing program syzkaller login: [ 85.051131] Kernel panic - not syncing: corrupted stack end detected inside scheduler [ 85.059388] CPU: 1 PID: 45 Comm: kworker/u4:2 Not tainted 4.20.0+ #395 [ 85.066142] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 85.075507] Workqueue: writeback wb_workfn (flush-8:0) [ 85.080785] Call Trace: [ 85.083420] dump_stack+0x1d3/0x2c6 [ 85.087045] ? dump_stack_print_info.cold.1+0x20/0x20 [ 85.092236] panic+0x2ad/0x55f [ 85.095561] ? add_taint.cold.5+0x16/0x16 [ 85.099817] ? shrink_active_list+0x14f4/0x1f00 [ 85.104945] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 85.110470] ? check_preemption_disabled+0x48/0x280 [ 85.115678] ? check_preemption_disabled+0x3a/0x280 [ 85.120682] __schedule+0x1ec6/0x1ed0 [ 85.124965] ? page_get_anon_vma+0x6d0/0x6d0 [ 85.129653] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 85.135572] ? __sched_text_start+0x8/0x8 [ 85.139985] ? vm_mmap+0xc0/0xc0 [ 85.143437] ? mark_held_locks+0xc7/0x130 [ 85.147584] ? preempt_schedule_irq+0x5e/0x110 [ 85.152876] ? preempt_schedule_irq+0x5e/0x110 [ 85.157625] ? lockdep_hardirqs_on+0x421/0x5c0 [ 85.162206] ? trace_hardirqs_on+0xbd/0x310 [ 85.166832] ? retint_kernel+0x1b/0x2d [ 85.171104] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 85.176548] ? rcu_read_unlock_special+0x370/0x370 [ 85.181690] ? page_mapcount_is_zero+0x30/0x30 [ 85.186255] ? __anon_vma_prepare+0x6c0/0x6c0 [ 85.190904] preempt_schedule_irq+0x87/0x110 [ 85.195313] retint_kernel+0x1b/0x2d [ 85.199339] RIP: 0010:shrink_active_list+0x6fa/0x1f00 [ 85.204748] Code: ff c6 00 00 48 8b 85 70 fa ff ff 48 c1 e8 03 80 3c 18 00 0f 85 aa 13 00 00 48 8b 85 68 fa ff ff 4d 8b a5 40 fb ff ff 80 38 00 <0f> 85 82 13 00 00 48 8b 85 68 fa ff ff 4d 89 a5 80 fd ff ff 4c 39 [ 85.223821] RSP: 0018:ffff8880a96935b8 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 85.232004] RAX: ffffed10152d2727 RBX: dffffc0000000000 RCX: ffff8880a9693778 [ 85.239433] RDX: 0000000000000000 RSI: ffffffff81abaa5a RDI: ffffea00024d1190 [ 85.246760] RBP: ffff8880a9693be0 R08: ffff8880a968c440 R09: ffffed10108396f6 [ 85.254179] R10: ffffed10108396f6 R11: ffff8880841cb7b7 R12: ffffea00024b6bc8 [ 85.262466] R13: ffff8880a9693bb8 R14: 1ffff110152d275f R15: 0000000000000001 [ 85.269934] ? shrink_active_list+0x6ca/0x1f00 [ 85.274663] ? shrink_active_list+0x6ca/0x1f00 [ 85.279246] ? shrink_inactive_list+0x1c60/0x1c60 [ 85.284162] ? trace_hardirqs_on+0xbd/0x310 [ 85.288494] ? shrink_inactive_list+0xa4a/0x1c60 [ 85.293367] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 85.298799] ? print_usage_bug+0xc0/0xc0 [ 85.302953] ? graph_lock+0x270/0x270 [ 85.306737] ? page_frag_free+0x2c0/0x2c0 [ 85.311042] ? print_usage_bug+0xc0/0xc0 [ 85.315091] ? mark_held_locks+0x130/0x130 [ 85.319311] ? find_held_lock+0x36/0x1c0 [ 85.323514] ? graph_lock+0x270/0x270 [ 85.327481] ? mark_held_locks+0xc7/0x130 [ 85.331617] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 85.337232] ? check_preemption_disabled+0x48/0x280 [ 85.342519] ? graph_lock+0x270/0x270 [ 85.346487] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 85.352181] ? check_preemption_disabled+0x48/0x280 [ 85.357315] ? __lock_is_held+0xb5/0x140 [ 85.361368] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 85.366531] ? inactive_list_is_low+0x305/0x880 [ 85.371634] ? lruvec_lru_size+0x540/0x540 [ 85.375875] ? blk_lld_busy+0xa0/0xa0 [ 85.379788] ? kasan_check_read+0x11/0x20 [ 85.384119] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 85.389612] ? rcu_read_unlock_special+0x370/0x370 [ 85.394789] shrink_node_memcg+0x820/0x19a0 [ 85.399120] ? shrink_active_list+0x1f00/0x1f00 [ 85.404001] ? shrink_slab+0xfa/0x8c0 [ 85.408030] ? mem_cgroup_from_id+0x30/0x30 [ 85.412500] ? unregister_memcg_shrinker.isra.43+0x50/0x50 [ 85.418111] ? kasan_check_read+0x11/0x20 [ 85.422356] ? lockdep_on+0x50/0x50 [ 85.425979] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 85.431608] shrink_node+0x3e1/0x17f0 [ 85.435559] ? shrink_node_memcg+0x19a0/0x19a0 [ 85.440125] ? __delayacct_freepages_start+0x41/0x80 [ 85.445349] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 85.451071] ? kvm_clock_read+0x18/0x30 [ 85.455322] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 85.460537] ? ktime_get+0x2c1/0x400 [ 85.464273] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 85.468773] do_try_to_free_pages+0x3df/0x12a0 [ 85.473358] ? graph_lock+0x270/0x270 [ 85.477151] ? shrink_node+0x17f0/0x17f0 [ 85.481193] ? __lock_is_held+0xb5/0x140 [ 85.485254] try_to_free_pages+0x4d0/0xb90 [ 85.489471] ? do_try_to_free_pages+0x12a0/0x12a0 [ 85.494462] ? kasan_check_read+0x11/0x20 [ 85.498605] ? psi_memstall_enter+0x24f/0x2c0 [ 85.503193] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 85.508634] ? lock_repin_lock+0x430/0x430 [ 85.512868] ? _raw_spin_unlock_irq+0x60/0x80 [ 85.517657] ? psi_memstall_enter+0x24f/0x2c0 [ 85.522157] ? psi_memstall_tick+0x230/0x230 [ 85.526548] ? __lock_acquire+0x62f/0x4c20 [ 85.530777] __alloc_pages_slowpath+0xa5a/0x2db0 [ 85.535579] ? warn_alloc+0x120/0x120 [ 85.539387] ? graph_lock+0x270/0x270 [ 85.543173] ? graph_lock+0x270/0x270 [ 85.547118] ? check_preemption_disabled+0x48/0x280 [ 85.552124] ? graph_lock+0x270/0x270 [ 85.555927] ? check_preemption_disabled+0x48/0x280 [ 85.561265] ? __lock_is_held+0xb5/0x140 [ 85.565331] ? find_held_lock+0x36/0x1c0 [ 85.569563] ? graph_lock+0x270/0x270 [ 85.573364] ? find_get_entry+0xa87/0x1120 [ 85.577596] ? lock_downgrade+0x900/0x900 [ 85.581740] ? check_preemption_disabled+0x48/0x280 [ 85.586769] ? __lock_is_held+0xb5/0x140 [ 85.590833] ? ___might_sleep+0x1ed/0x300 [ 85.594964] ? arch_local_save_flags+0x40/0x40 [ 85.599596] ? __zone_watermark_ok+0x330/0x7b0 [ 85.604181] ? __might_sleep+0x95/0x190 [ 85.608150] __alloc_pages_nodemask+0xa89/0xde0 [ 85.612811] ? __alloc_pages_slowpath+0x2db0/0x2db0 [ 85.617908] ? mark_held_locks+0x130/0x130 [ 85.622132] ? mark_held_locks+0x130/0x130 [ 85.626356] ? get_page_from_freelist+0x92f/0x52a0 [ 85.631282] ? __update_load_avg_blocked_se+0x690/0x690 [ 85.636646] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 85.642319] alloc_pages_current+0x10c/0x210 [ 85.646728] __page_cache_alloc+0x38c/0x5b0 [ 85.651047] ? filemap_range_has_page+0x4e0/0x4e0 [ 85.655882] ? attach_entity_load_avg+0x860/0x860 [ 85.660723] pagecache_get_page+0x396/0xf00 [ 85.665140] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 85.670596] ? find_get_pages_contig+0x18d0/0x18d0 [ 85.675520] ? attach_entity_load_avg+0x860/0x860 [ 85.680365] ? kasan_alloc_pages+0x38/0x40 [ 85.684582] ? get_page_from_freelist+0x1890/0x52a0 [ 85.689648] ? graph_lock+0x270/0x270 [ 85.693451] ? rb_erase_cached+0xc78/0x3720 [ 85.697986] ? __lock_is_held+0xb5/0x140 [ 85.702063] ? ___might_sleep+0x1ed/0x300 [ 85.706221] ? arch_local_save_flags+0x40/0x40 [ 85.710798] ? print_usage_bug+0xc0/0xc0 [ 85.714854] ? print_usage_bug+0xc0/0xc0 [ 85.718903] ? __might_sleep+0x95/0x190 [ 85.722874] ext4_mb_load_buddy_gfp+0xddf/0x1e70 [ 85.727622] ? graph_lock+0x270/0x270 [ 85.731411] ? ext4_mb_good_group+0x730/0x730 [ 85.735895] ? mark_held_locks+0x130/0x130 [ 85.740116] ? print_usage_bug+0xc0/0xc0 [ 85.744326] ? mark_held_locks+0x130/0x130 [ 85.748559] ? mark_held_locks+0x130/0x130 [ 85.752787] ? graph_lock+0x270/0x270 [ 85.756574] ? print_usage_bug+0xc0/0xc0 [ 85.760720] ? __read_once_size_nocheck.constprop.8+0x10/0x10 [ 85.766614] ? ret_from_fork+0x3a/0x50 [ 85.770486] ? __lock_acquire+0x62f/0x4c20 [ 85.774859] ? print_usage_bug+0xc0/0xc0 [ 85.779177] ? graph_lock+0x270/0x270 [ 85.783044] ? mark_held_locks+0xc7/0x130 [ 85.787237] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 85.792338] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 85.797447] ? graph_lock+0x270/0x270 [ 85.801255] ? find_held_lock+0x36/0x1c0 [ 85.805318] ? __lock_is_held+0xb5/0x140 [ 85.809365] ? lock_downgrade+0x900/0x900 [ 85.813525] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 85.818704] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 85.823704] ? ext4_mb_good_group+0x551/0x730 [ 85.828186] ext4_mb_regular_allocator+0x634/0x1590 [ 85.833193] ? ext4_mb_complex_scan_group+0xb10/0xb10 [ 85.838370] ? ext4_mb_free_metadata+0xc90/0xc90 [ 85.843115] ? ext4_mb_new_blocks+0x787/0x4840 [ 85.847684] ? rcu_read_lock_sched_held+0x108/0x120 [ 85.852701] ? kmem_cache_alloc+0x33f/0x730 [ 85.857016] ext4_mb_new_blocks+0x1de3/0x4840 [ 85.861510] ? graph_lock+0x270/0x270 [ 85.865334] ? ext4_discard_preallocations+0x13c0/0x13c0 [ 85.870775] ? find_held_lock+0x36/0x1c0 [ 85.874833] ? mark_held_locks+0xc7/0x130 [ 85.878965] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 85.884060] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 85.889154] ? lockdep_hardirqs_on+0x421/0x5c0 [ 85.893722] ? trace_hardirqs_on+0xbd/0x310 [ 85.898043] ? kasan_check_read+0x11/0x20 [ 85.902178] ? depot_save_stack+0x292/0x470 [ 85.906501] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 85.911955] ? unwind_next_frame+0x3e/0x50 [ 85.916186] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 85.921289] ? depot_save_stack+0x292/0x470 [ 85.925606] ? save_stack+0xa9/0xd0 [ 85.929218] ? save_stack+0x43/0xd0 [ 85.932826] ? kasan_kmalloc+0xcb/0xd0 [ 85.936697] ? __kmalloc+0x15d/0x760 [ 85.940393] ? ext4_find_extent+0x757/0x9b0 [ 85.944697] ? ext4_ext_map_blocks+0x2ad/0x6180 [ 85.949352] ? ext4_map_blocks+0x8f7/0x1b60 [ 85.953703] ? ext4_writepages+0x2564/0x4170 [ 85.958095] ? do_writepages+0x9a/0x1a0 [ 85.962054] ? __writeback_single_inode+0x20a/0x1660 [ 85.967141] ? writeback_sb_inodes+0x71f/0x1210 [ 85.971797] ? __writeback_inodes_wb+0x1b9/0x340 [ 85.976537] ? wb_writeback+0xa73/0xfc0 [ 85.980495] ? wb_workfn+0xee9/0x1790 [ 85.984284] ? process_one_work+0xc90/0x1c40 [ 85.988674] ? worker_thread+0x17f/0x1390 [ 85.992818] ? kthread+0x35a/0x440 [ 85.996346] ? ret_from_fork+0x3a/0x50 [ 86.000251] ? graph_lock+0x270/0x270 [ 86.004051] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 86.009582] ? check_preemption_disabled+0x48/0x280 [ 86.014604] ? __lock_is_held+0xb5/0x140 [ 86.018678] ? rcu_read_lock_sched_held+0x108/0x120 [ 86.023694] ? __kmalloc+0x5ed/0x760 [ 86.027406] ? ext4_find_extent+0x757/0x9b0 [ 86.031724] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 86.037267] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 86.042795] ? ext4_inode_to_goal_block+0x2e3/0x3f0 [ 86.047809] ext4_ext_map_blocks+0x2eef/0x6180 [ 86.052407] ? ext4_ext_release+0x10/0x10 [ 86.056553] ? __pagevec_release+0x88/0x120 [ 86.060884] ? find_held_lock+0x36/0x1c0 [ 86.064937] ? graph_lock+0x270/0x270 [ 86.068724] ? graph_lock+0x270/0x270 [ 86.072524] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 86.078079] ? lock_acquire+0x1ed/0x520 [ 86.082066] ? ext4_map_blocks+0x88f/0x1b60 [ 86.086391] ? lock_release+0xa00/0xa00 [ 86.090370] ? arch_local_save_flags+0x40/0x40 [ 86.094942] ? ext4_es_cache_extent+0x6a0/0x6a0 [ 86.099604] ? down_write+0x8a/0x130 [ 86.103305] ? ext4_map_blocks+0x88f/0x1b60 [ 86.107609] ? down_read+0x120/0x120 [ 86.111319] ext4_map_blocks+0x8f7/0x1b60 [ 86.115451] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 86.120993] ? check_preemption_disabled+0x48/0x280 [ 86.126020] ? ext4_issue_zeroout+0x160/0x160 [ 86.130501] ? __lock_is_held+0xb5/0x140 [ 86.134570] ext4_writepages+0x2564/0x4170 [ 86.138830] ? ext4_mark_inode_dirty+0xb20/0xb20 [ 86.143579] ? graph_lock+0x270/0x270 [ 86.147391] ? print_usage_bug+0xc0/0xc0 [ 86.151451] ? __lock_acquire+0x62f/0x4c20 [ 86.155680] ? hctx_unlock+0xde/0x150 [ 86.159483] ? print_usage_bug+0xc0/0xc0 [ 86.163539] ? __lock_acquire+0x62f/0x4c20 [ 86.167770] ? mark_held_locks+0x130/0x130 [ 86.172006] ? __ext4_get_inode_loc+0x470/0x1330 [ 86.176748] ? mark_held_locks+0x130/0x130 [ 86.180971] ? graph_lock+0x270/0x270 [ 86.184763] ? kasan_check_write+0x14/0x20 [ 86.189011] ? __brelse+0x104/0x180 [ 86.192647] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 86.198181] ? check_preemption_disabled+0x48/0x280 [ 86.203186] ? ext4_mark_inode_dirty+0xb20/0xb20 [ 86.207939] do_writepages+0x9a/0x1a0 [ 86.211746] ? ext4_mark_inode_dirty+0xb20/0xb20 [ 86.216483] ? do_writepages+0x9a/0x1a0 [ 86.220449] __writeback_single_inode+0x20a/0x1660 [ 86.225366] ? __mark_inode_dirty+0x1510/0x1510 [ 86.230025] ? find_held_lock+0x36/0x1c0 [ 86.234078] ? find_held_lock+0x36/0x1c0 [ 86.238139] ? wbc_attach_and_unlock_inode+0x5c0/0xa30 [ 86.243402] ? lock_downgrade+0x900/0x900 [ 86.247557] ? find_held_lock+0x13f/0x1c0 [ 86.251698] ? kasan_check_read+0x11/0x20 [ 86.255829] ? do_raw_spin_unlock+0xa7/0x330 [ 86.260229] ? do_raw_spin_trylock+0x270/0x270 [ 86.264796] ? __lock_is_held+0xb5/0x140 [ 86.268850] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 86.274422] ? wbc_attach_and_unlock_inode+0x675/0xa30 [ 86.279685] ? __writeback_single_inode+0x1660/0x1660 [ 86.284865] writeback_sb_inodes+0x71f/0x1210 [ 86.289356] ? wbc_detach_inode+0x960/0x960 [ 86.293682] ? lock_release+0xa00/0xa00 [ 86.297674] ? down_read_trylock+0xda/0x140 [ 86.302004] ? trylock_super+0x22/0x110 [ 86.305971] ? downgrade_write+0x270/0x270 [ 86.310207] ? up_read_non_owner+0x100/0x100 [ 86.314627] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 86.320178] __writeback_inodes_wb+0x1b9/0x340 [ 86.324768] ? writeback_sb_inodes+0x1210/0x1210 [ 86.329511] ? __lock_is_held+0xb5/0x140 [ 86.333570] wb_writeback+0xa73/0xfc0 [ 86.337381] ? writeback_inodes_wb.constprop.50+0x330/0x330 [ 86.343082] ? widen_string+0xe0/0x2e0 [ 86.346971] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 86.352163] ? print_usage_bug+0xc0/0xc0 [ 86.356220] ? string+0x225/0x2d0 [ 86.359659] ? widen_string+0x2e0/0x2e0 [ 86.363624] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 86.368622] ? find_next_bit+0x104/0x130 [ 86.372690] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 86.377693] ? find_next_bit+0x104/0x130 [ 86.381746] ? cpumask_next+0x41/0x50 [ 86.385537] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 86.390549] ? get_nr_dirty_inodes+0xd6/0x130 [ 86.395034] ? __local_bh_enable_ip+0x160/0x260 [ 86.399692] ? get_nr_dirty_pages+0x17c/0x1f0 [ 86.404174] ? _raw_spin_unlock_bh+0x30/0x40 [ 86.408590] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 86.413608] ? wb_split_bdi_pages.isra.29+0x134/0x1b0 [ 86.418782] ? wb_wait_for_completion+0x2d0/0x2d0 [ 86.423616] ? wb_workfn+0x521/0x1790 [ 86.427421] ? __local_bh_enable_ip+0x160/0x260 [ 86.432095] wb_workfn+0xee9/0x1790 [ 86.435718] ? __lock_acquire+0x62f/0x4c20 [ 86.439957] ? inode_wait_for_writeback+0x40/0x40 [ 86.444804] ? mark_held_locks+0x130/0x130 [ 86.449031] ? graph_lock+0x270/0x270 [ 86.453687] ? mark_held_locks+0x130/0x130 [ 86.457906] ? lock_downgrade+0x900/0x900 [ 86.462056] ? lock_is_held_type+0x210/0x210 [ 86.466481] ? graph_lock+0x270/0x270 [ 86.470279] ? debug_object_deactivate+0x2eb/0x450 [ 86.475194] ? lock_downgrade+0x900/0x900 [ 86.479328] ? find_held_lock+0x36/0x1c0 [ 86.483389] ? graph_lock+0x270/0x270 [ 86.487214] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 86.492738] ? check_preemption_disabled+0x48/0x280 [ 86.497758] ? __lock_is_held+0xb5/0x140 [ 86.501830] process_one_work+0xc90/0x1c40 [ 86.506072] ? mark_held_locks+0x130/0x130 [ 86.510301] ? pwq_dec_nr_in_flight+0x4a0/0x4a0 [ 86.514982] ? preempt_notifier_register+0x200/0x200 [ 86.520077] ? __switch_to_asm+0x34/0x70 [ 86.524122] ? __switch_to_asm+0x34/0x70 [ 86.528164] ? __switch_to_asm+0x40/0x70 [ 86.532206] ? __switch_to_asm+0x34/0x70 [ 86.536256] ? __switch_to_asm+0x40/0x70 [ 86.540301] ? __switch_to_asm+0x34/0x70 [ 86.544344] ? __switch_to_asm+0x34/0x70 [ 86.548397] ? __switch_to_asm+0x40/0x70 [ 86.552445] ? __switch_to_asm+0x34/0x70 [ 86.556491] ? __switch_to_asm+0x40/0x70 [ 86.560534] ? __switch_to_asm+0x34/0x70 [ 86.564599] ? __switch_to_asm+0x40/0x70 [ 86.568650] ? __switch_to_asm+0x34/0x70 [ 86.572706] ? __sched_text_start+0x8/0x8 [ 86.576849] ? graph_lock+0x270/0x270 [ 86.580661] ? lock_downgrade+0x900/0x900 [ 86.584799] ? trace_hardirqs_off+0xb8/0x310 [ 86.589193] ? kasan_check_read+0x11/0x20 [ 86.593327] ? do_raw_spin_unlock+0xa7/0x330 [ 86.597719] ? find_held_lock+0x36/0x1c0 [ 86.601778] ? lock_acquire+0x1ed/0x520 [ 86.605745] ? worker_thread+0x3e0/0x1390 [ 86.609889] ? kasan_check_read+0x11/0x20 [ 86.614025] ? do_raw_spin_lock+0x14f/0x350 [ 86.618330] ? __schedule+0x1ed0/0x1ed0 [ 86.622309] ? rwlock_bug.part.2+0x90/0x90 [ 86.626533] ? trace_hardirqs_on+0x310/0x310 [ 86.630930] worker_thread+0x17f/0x1390 [ 86.634889] ? preempt_notifier_register+0x200/0x200 [ 86.639991] ? process_one_work+0x1c40/0x1c40 [ 86.644473] ? __schedule+0x874/0x1ed0 [ 86.648352] ? kmem_cache_alloc_trace+0x154/0x750 [ 86.653186] ? __sched_text_start+0x8/0x8 [ 86.657351] ? __kthread_parkme+0xce/0x1a0 [ 86.661586] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 86.666671] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 86.671783] ? lockdep_hardirqs_on+0x421/0x5c0 [ 86.676362] ? trace_hardirqs_on+0xbd/0x310 [ 86.680678] ? kasan_check_read+0x11/0x20 [ 86.684819] ? __kthread_parkme+0xce/0x1a0 [ 86.689054] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 86.694503] ? __schedule+0x1ed0/0x1ed0 [ 86.698479] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 86.703600] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 86.709122] ? __kthread_parkme+0xfb/0x1a0 [ 86.713345] ? process_one_work+0x1c40/0x1c40 [ 86.717823] kthread+0x35a/0x440 [ 86.721173] ? kthread_bind+0x40/0x40 [ 86.724964] ret_from_fork+0x3a/0x50 [ 86.730148] Kernel Offset: disabled [ 86.733859] Rebooting in 86400 seconds..