[ 28.736476] audit: type=1800 audit(1545646603.903:27): pid=5896 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="restorecond" dev="sda1" ino=2436 res=0 [ 28.764682] audit: type=1800 audit(1545646603.903:28): pid=5896 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. [ 29.578177] audit: type=1800 audit(1545646604.793:29): pid=5896 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 [ 29.598476] audit: type=1800 audit(1545646604.793:30): pid=5896 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 '10.128.15.199' (ECDSA) to the list of known hosts. executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program syzkaller login: [ 57.092190] syz-executor810 (13923) used greatest stack depth: 11672 bytes left [ 57.101213] syz-executor810 (13930) used greatest stack depth: 10440 bytes left [ 57.111916] syz-executor810 (13933) used greatest stack depth: 10200 bytes left executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 57.557144] syz-executor810 (13960) used greatest stack depth: 9176 bytes left [ 57.564600] syz-executor810 (13947) used greatest stack depth: 8488 bytes left executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 59.015895] syz-executor810 (14266) used greatest stack depth: 7928 bytes left executing program executing program executing program executing program executing program [ 60.112723] syz-executor810 (14272) used greatest stack depth: 7224 bytes left executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 61.474068] syz-executor810 (14263) used greatest stack depth: 4888 bytes left [ 63.231555] syz-executor810 (14343) used greatest stack depth: 3768 bytes left [ 63.263194] syz-executor810 invoked oom-killer: gfp_mask=0x6040c0(GFP_KERNEL|__GFP_COMP), nodemask=(null), order=0, oom_score_adj=0 [ 63.275590] syz-executor810 cpuset=/ mems_allowed=0 [ 63.281229] CPU: 0 PID: 14345 Comm: syz-executor810 Not tainted 4.20.0 #386 [ 63.288347] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 63.297731] Call Trace: [ 63.300352] dump_stack+0x1d3/0x2c6 [ 63.303998] ? dump_stack_print_info.cold.1+0x20/0x20 [ 63.309206] ? mark_held_locks+0x130/0x130 [ 63.313464] dump_header+0x27b/0xf72 [ 63.317211] ? pagefault_out_of_memory+0x197/0x197 [ 63.322159] ? __lock_acquire+0x62f/0x4c20 [ 63.326423] ? finish_task_switch+0x1f4/0x910 [ 63.330935] ? graph_lock+0x270/0x270 [ 63.334758] ? print_usage_bug+0xc0/0xc0 [ 63.338837] ? __switch_to_asm+0x40/0x70 [ 63.342911] ? __switch_to_asm+0x34/0x70 [ 63.346986] ? __switch_to_asm+0x40/0x70 [ 63.351065] ? __switch_to_asm+0x40/0x70 [ 63.355143] ? __switch_to_asm+0x34/0x70 [ 63.359227] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 63.364785] ? find_held_lock+0x36/0x1c0 [ 63.368874] ? mark_held_locks+0xc7/0x130 [ 63.373046] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 63.378213] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 63.383333] ? lockdep_hardirqs_on+0x421/0x5c0 [ 63.387930] ? trace_hardirqs_on+0xbd/0x310 [ 63.392267] ? kasan_check_read+0x11/0x20 [ 63.396429] ? ___ratelimit+0x36f/0x655 [ 63.400418] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 63.405884] ? trace_hardirqs_on+0x310/0x310 [ 63.410304] ? lock_downgrade+0x900/0x900 [ 63.414473] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 63.419586] ? ___ratelimit+0xaa/0x655 [ 63.423491] ? idr_get_free+0xf70/0xf70 [ 63.427489] oom_kill_process.cold.27+0x10/0x903 [ 63.432256] ? graph_lock+0x270/0x270 [ 63.436071] ? rcu_gp_kthread+0xc70/0xc70 [ 63.440234] ? oom_evaluate_task+0x540/0x540 [ 63.444661] ? find_held_lock+0x36/0x1c0 [ 63.448772] ? out_of_memory+0x974/0x1430 [ 63.452932] ? lock_downgrade+0x900/0x900 [ 63.457094] ? __rcu_read_unlock+0x2d6/0x2e0 [ 63.461519] ? rcu_read_unlock_special+0x1d0/0x1d0 [ 63.466460] ? kasan_check_read+0x11/0x20 [ 63.470618] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 63.475909] ? rcu_softirq_qs+0x20/0x20 [ 63.479897] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 63.484925] ? oom_evaluate_task+0x302/0x540 [ 63.489353] out_of_memory+0xa84/0x1430 [ 63.493350] ? oom_killer_disable+0x3a0/0x3a0 [ 63.497862] ? __alloc_pages_slowpath+0xf5c/0x2df0 [ 63.503155] ? __ww_mutex_check_waiters+0x160/0x160 [ 63.508194] __alloc_pages_slowpath+0x2343/0x2df0 [ 63.513079] ? warn_alloc+0x120/0x120 [ 63.517034] ? mark_held_locks+0x130/0x130 [ 63.521287] ? warn_alloc+0x120/0x120 [ 63.525100] ? graph_lock+0x270/0x270 [ 63.528918] ? warn_alloc+0x120/0x120 [ 63.532746] ? print_usage_bug+0xc0/0xc0 [ 63.536824] ? print_usage_bug+0xc0/0xc0 [ 63.540902] ? find_held_lock+0x36/0x1c0 [ 63.544976] ? print_usage_bug+0xc0/0xc0 [ 63.549131] ? is_bpf_text_address+0xac/0x170 [ 63.553785] ? check_preemption_disabled+0x48/0x280 [ 63.558818] ? graph_lock+0x270/0x270 [ 63.562722] ? __lock_acquire+0x62f/0x4c20 [ 63.567091] ? __lock_is_held+0xb5/0x140 [ 63.571173] ? graph_lock+0x270/0x270 [ 63.574989] ? ___might_sleep+0x1ed/0x300 [ 63.579143] ? lock_release+0xa00/0xa00 [ 63.583132] ? arch_local_save_flags+0x40/0x40 [ 63.587743] ? check_preemption_disabled+0x48/0x280 [ 63.592780] ? __might_sleep+0x95/0x190 [ 63.596774] __alloc_pages_nodemask+0xad8/0xea0 [ 63.601466] ? __alloc_pages_slowpath+0x2df0/0x2df0 [ 63.606505] ? mark_held_locks+0xc7/0x130 [ 63.610668] ? cache_grow_begin+0x5a4/0x8c0 [ 63.615023] ? lockdep_hardirqs_on+0x421/0x5c0 [ 63.619633] ? trace_hardirqs_on+0xbd/0x310 [ 63.623967] ? fallback_alloc+0x203/0x2e0 [ 63.628128] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 63.633591] ? ____cache_alloc_node+0x16b/0x1e0 [ 63.638291] ? lock_downgrade+0x900/0x900 [ 63.642454] cache_grow_begin+0x91/0x8c0 [ 63.646559] ? do_raw_spin_unlock+0xa7/0x330 [ 63.650989] fallback_alloc+0x203/0x2e0 [ 63.655086] ____cache_alloc_node+0x1c7/0x1e0 [ 63.659599] kmem_cache_alloc+0x1f8/0x730 [ 63.663876] anon_vma_fork+0x196/0x820 [ 63.667786] ? anon_vma_clone+0x710/0x710 [ 63.671952] ? vm_area_dup+0x1a8/0x230 [ 63.675922] ? vm_area_alloc+0x1d0/0x1d0 [ 63.680034] copy_process+0x468f/0x8790 [ 63.684067] ? __cleanup_sighand+0x70/0x70 [ 63.688313] ? compat_start_thread+0x80/0x80 [ 63.692752] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 63.698307] ? kasan_check_write+0x14/0x20 [ 63.702569] ? __switch_to_asm+0x40/0x70 [ 63.706646] ? preempt_notifier_register+0x200/0x200 [ 63.711763] ? __switch_to_asm+0x34/0x70 [ 63.715878] ? __switch_to_asm+0x40/0x70 [ 63.719955] ? __switch_to_asm+0x34/0x70 [ 63.724111] ? __switch_to_asm+0x40/0x70 [ 63.728210] ? __switch_to_asm+0x34/0x70 [ 63.732286] ? __switch_to_asm+0x40/0x70 [ 63.736355] ? __switch_to_asm+0x34/0x70 [ 63.740508] ? __switch_to_asm+0x40/0x70 [ 63.744581] ? __switch_to_asm+0x34/0x70 [ 63.748654] ? __switch_to_asm+0x40/0x70 [ 63.752771] ? __switch_to_asm+0x34/0x70 [ 63.756945] ? __switch_to_asm+0x40/0x70 [ 63.761209] ? __schedule+0x874/0x1ed0 [ 63.765112] ? rcu_read_unlock_special+0x1d0/0x1d0 [ 63.770166] ? __sched_text_start+0x8/0x8 [ 63.774347] ? graph_lock+0x270/0x270 [ 63.778173] ? plist_check_list+0xa0/0xa0 [ 63.782342] ? graph_lock+0x270/0x270 [ 63.786165] ? graph_lock+0x270/0x270 [ 63.790022] ? ___might_sleep+0x1ed/0x300 [ 63.794192] ? arch_local_save_flags+0x40/0x40 [ 63.798797] ? do_raw_spin_unlock+0xa7/0x330 [ 63.803218] ? do_raw_spin_trylock+0x270/0x270 [ 63.807813] ? lock_acquire+0x1ed/0x520 [ 63.811804] ? __might_sleep+0x95/0x190 [ 63.815801] ? futex_wait_queue_me+0x55d/0x840 [ 63.820397] ? refill_pi_state_cache.part.9+0x310/0x310 [ 63.825787] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 63.831335] ? get_futex_value_locked+0xcb/0xf0 [ 63.836021] ? futex_wait_setup+0x266/0x3e0 [ 63.840369] ? futex_wake+0x760/0x760 [ 63.844186] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 63.849392] ? drop_futex_key_refs.isra.15+0x6d/0xe0 [ 63.854506] ? futex_wait+0x5ec/0xa50 [ 63.858330] ? futex_wait_setup+0x3e0/0x3e0 [ 63.862665] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 63.867896] ? futex_wake+0x304/0x760 [ 63.871747] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 63.877308] ? do_futex+0x249/0x26d0 [ 63.881035] ? rcu_read_lock_sched_held+0x108/0x120 [ 63.886060] ? kfree+0x1fa/0x230 [ 63.889442] ? ___sys_sendmsg+0x318/0x930 [ 63.893606] ? graph_lock+0x270/0x270 [ 63.897423] ? exit_robust_list+0x280/0x280 [ 63.901763] ? copy_msghdr_from_user+0x580/0x580 [ 63.906635] ? __fget+0x4d1/0x740 [ 63.910109] ? find_held_lock+0x36/0x1c0 [ 63.914192] ? __might_fault+0x12b/0x1e0 [ 63.918283] ? lock_downgrade+0x900/0x900 [ 63.922453] ? ___might_sleep+0x1ed/0x300 [ 63.926614] ? arch_local_save_flags+0x40/0x40 [ 63.931215] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 63.936775] _do_fork+0x1cb/0x11d0 [ 63.940338] ? fork_idle+0x1d0/0x1d0 [ 63.944065] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 63.948396] ? rcu_read_unlock_special+0x1d0/0x1d0 [ 63.953349] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 63.958899] ? sockfd_lookup_light+0xc5/0x160 [ 63.963425] ? __x64_sys_futex+0x47f/0x6a0 [ 63.967670] ? do_syscall_64+0x9a/0x820 [ 63.971678] ? do_syscall_64+0x9a/0x820 [ 63.975686] ? lockdep_hardirqs_on+0x421/0x5c0 [ 63.980306] ? trace_hardirqs_on+0xbd/0x310 [ 63.984641] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 63.990016] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 63.995483] __x64_sys_clone+0xbf/0x150 [ 63.999473] do_syscall_64+0x1b9/0x820 [ 64.003371] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 64.008754] ? syscall_return_slowpath+0x5e0/0x5e0 [ 64.013723] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 64.018578] ? trace_hardirqs_on_caller+0x310/0x310 [ 64.023606] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 64.028638] ? prepare_exit_to_usermode+0x291/0x3b0 [ 64.033674] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 64.038560] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 64.043761] RIP: 0033:0x446e59 [ 64.046969] Code: e8 dc e6 ff ff 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 4b 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 64.065880] RSP: 002b:00007f24419e4ce8 EFLAGS: 00000206 ORIG_RAX: 0000000000000038 [ 64.073601] RAX: ffffffffffffffda RBX: 00000000006dcc28 RCX: 0000000000446e59 [ 64.080924] RDX: 9999999999999999 RSI: 0000000000000000 RDI: 0000000000000008 [ 64.088200] RBP: 00000000006dcc20 R08: 00000000ffffffff R09: 0000000000000000 [ 64.095479] R10: 0000000000000000 R11: 0000000000000206 R12: 00000000006dcc2c [ 64.102757] R13: 00007ffc87b4768f R14: 00007f24419e59c0 R15: 00000000006dcd2c [ 64.112608] Mem-Info: [ 64.115226] active_anon:1340571 inactive_anon:196 isolated_anon:0 [ 64.115226] active_file:69 inactive_file:193 isolated_file:32 [ 64.115226] unevictable:0 dirty:0 writeback:0 unstable:0 [ 64.115226] slab_reclaimable:12793 slab_unreclaimable:147428 [ 64.115226] mapped:150 shmem:244 pagetables:16596 bounce:0 [ 64.115226] free:24293 free_pcp:132 free_cma:0 [ 64.154937] Node 0 active_anon:5362284kB inactive_anon:784kB active_file:476kB inactive_file:560kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:600kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 5212160kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 64.182653] 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 [ 64.208982] lowmem_reserve[]: 0 2818 6321 6321 [ 64.213671] Node 0 DMA32 free:43704kB min:30052kB low:37564kB high:45076kB active_anon:2610364kB inactive_anon:0kB active_file:4kB inactive_file:12kB unevictable:0kB writepending:0kB present:3129332kB managed:2888756kB mlocked:0kB kernel_stack:31552kB pagetables:23588kB bounce:0kB free_pcp:8kB local_pcp:0kB free_cma:0kB [ 64.243438] lowmem_reserve[]: 0 0 3503 3503 [ 64.247869] Node 0 Normal free:37560kB min:37364kB low:46704kB high:56044kB active_anon:2751920kB inactive_anon:784kB active_file:272kB inactive_file:224kB unevictable:0kB writepending:0kB present:4718592kB managed:3587816kB mlocked:0kB kernel_stack:61504kB pagetables:42796kB bounce:0kB free_pcp:1376kB local_pcp:224kB free_cma:0kB [ 64.277429] lowmem_reserve[]: 0 0 0 0 [ 64.281383] 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 [ 64.295160] Node 0 DMA32: 938*4kB (UM) 41*8kB (UME) 11*16kB (UME) 8*32kB (UME) 4*64kB (UME) 2*128kB (U) 1*256kB (M) 2*512kB (ME) 1*1024kB (M) 2*2048kB (ME) 8*4096kB (M) = 44192kB [ 64.311433] Node 0 Normal: 1722*4kB (ME) 853*8kB (UME) 379*16kB (UMEH) 138*32kB (UMEH) 65*64kB (ME) 33*128kB (UME) 6*256kB (ME) 6*512kB (UM) 0*1024kB 0*2048kB 0*4096kB = 37184kB [ 64.327601] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 64.336588] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 64.345236] 314 total pagecache pages [ 64.349101] 0 pages in swap cache [ 64.352688] Swap cache stats: add 0, delete 0, find 0/0 [ 64.358090] Free swap = 0kB [ 64.415006] Total swap = 0kB [ 64.421478] 1965979 pages RAM [ 64.424717] 0 pages HighMem/MovableOnly [ 64.428826] 342859 pages reserved [ 64.458965] 0 pages cma reserved [ 64.462370] Out of memory: Kill process 5782 (dhclient) score 0 or sacrifice child [ 64.473617] Killed process 5782 (dhclient) total-vm:9972kB, anon-rss:2292kB, file-rss:4kB, shmem-rss:0kB [ 64.489409] oom_reaper: reaped process 5782 (dhclient), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 65.988028] sshd invoked oom-killer: gfp_mask=0x6142c0(GFP_KERNEL|__GFP_NOWARN|__GFP_COMP|__GFP_NOMEMALLOC), nodemask=(null), order=1, oom_score_adj=0 [ 66.025502] sshd cpuset=/ mems_allowed=0 [ 66.034396] CPU: 1 PID: 6047 Comm: sshd Not tainted 4.20.0 #386 [ 66.040575] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 66.049934] Call Trace: [ 66.052550] dump_stack+0x1d3/0x2c6 [ 66.056199] ? dump_stack_print_info.cold.1+0x20/0x20 [ 66.061476] ? mark_held_locks+0x130/0x130 [ 66.065754] dump_header+0x27b/0xf72 [ 66.069500] ? pagefault_out_of_memory+0x197/0x197 [ 66.074447] ? __lock_acquire+0x62f/0x4c20 [ 66.078822] ? kasan_check_write+0x14/0x20 [ 66.083085] ? finish_task_switch+0x2f4/0x910 [ 66.087596] ? preempt_notifier_register+0x200/0x200 [ 66.092734] ? __switch_to_asm+0x34/0x70 [ 66.096819] ? graph_lock+0x270/0x270 [ 66.100637] ? print_usage_bug+0xc0/0xc0 [ 66.104724] ? print_usage_bug+0xc0/0xc0 [ 66.108800] ? __switch_to_asm+0x40/0x70 [ 66.112983] ? __switch_to_asm+0x34/0x70 [ 66.117076] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 66.122735] ? find_held_lock+0x36/0x1c0 [ 66.127058] ? mark_held_locks+0xc7/0x130 [ 66.131280] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 66.136398] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 66.141519] ? lockdep_hardirqs_on+0x421/0x5c0 [ 66.146119] ? trace_hardirqs_on+0xbd/0x310 [ 66.150468] ? kasan_check_read+0x11/0x20 [ 66.154645] ? ___ratelimit+0x36f/0x655 [ 66.158741] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 66.164215] ? trace_hardirqs_on+0x310/0x310 [ 66.168637] ? lock_downgrade+0x900/0x900 [ 66.172808] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 66.177932] ? ___ratelimit+0xaa/0x655 [ 66.181839] ? idr_get_free+0xf70/0xf70 [ 66.185844] oom_kill_process.cold.27+0x10/0x903 [ 66.190621] ? graph_lock+0x270/0x270 [ 66.194441] ? rcu_gp_kthread+0xc70/0xc70 [ 66.198612] ? oom_evaluate_task+0x540/0x540 [ 66.203049] ? find_held_lock+0x36/0x1c0 [ 66.207154] ? out_of_memory+0x974/0x1430 [ 66.211347] ? lock_downgrade+0x900/0x900 [ 66.215513] ? __rcu_read_unlock+0x2d6/0x2e0 [ 66.219940] ? rcu_read_unlock_special+0x1d0/0x1d0 [ 66.224891] ? kasan_check_read+0x11/0x20 [ 66.229051] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 66.234344] ? rcu_softirq_qs+0x20/0x20 [ 66.238344] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 66.243478] ? oom_evaluate_task+0x302/0x540 [ 66.247913] out_of_memory+0xa84/0x1430 [ 66.251930] ? oom_killer_disable+0x3a0/0x3a0 [ 66.256449] ? __alloc_pages_slowpath+0xf5c/0x2df0 [ 66.261399] ? __ww_mutex_check_waiters+0x160/0x160 [ 66.266443] __alloc_pages_slowpath+0x2343/0x2df0 [ 66.271338] ? warn_alloc+0x120/0x120 [ 66.275153] ? mark_held_locks+0x130/0x130 [ 66.279419] ? warn_alloc+0x120/0x120 [ 66.283244] ? __schedule+0x1ed0/0x1ed0 [ 66.287244] ? _raw_spin_unlock_irq+0x27/0x80 [ 66.291763] ? print_usage_bug+0xc0/0xc0 [ 66.295842] ? warn_alloc+0x120/0x120 [ 66.299660] ? print_usage_bug+0xc0/0xc0 [ 66.303753] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 66.309280] ? print_usage_bug+0xc0/0xc0 [ 66.313369] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 66.318925] ? graph_lock+0x270/0x270 [ 66.322781] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 66.327918] ? __lock_is_held+0xb5/0x140 [ 66.332006] ? graph_lock+0x270/0x270 [ 66.335827] ? ___might_sleep+0x1ed/0x300 [ 66.339988] ? lock_release+0xa00/0xa00 [ 66.343983] ? arch_local_save_flags+0x40/0x40 [ 66.348594] ? check_preemption_disabled+0x48/0x280 [ 66.353644] ? __might_sleep+0x95/0x190 [ 66.357641] __alloc_pages_nodemask+0xad8/0xea0 [ 66.362336] ? __alloc_pages_slowpath+0x2df0/0x2df0 [ 66.367378] ? mark_held_locks+0xc7/0x130 [ 66.371600] ? cache_grow_begin+0x5a4/0x8c0 [ 66.375942] ? lockdep_hardirqs_on+0x421/0x5c0 [ 66.380545] ? trace_hardirqs_on+0xbd/0x310 [ 66.384885] ? fallback_alloc+0x203/0x2e0 [ 66.389043] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 66.394505] ? ____cache_alloc_node+0x16b/0x1e0 [ 66.399187] ? lock_downgrade+0x900/0x900 [ 66.403363] cache_grow_begin+0x91/0x8c0 [ 66.407442] ? do_raw_spin_unlock+0xa7/0x330 [ 66.411870] fallback_alloc+0x203/0x2e0 [ 66.415868] ____cache_alloc_node+0x1c7/0x1e0 [ 66.420385] kmem_cache_alloc_node_trace+0xe7/0x740 [ 66.425433] __kmalloc_node_track_caller+0x3c/0x70 [ 66.430382] __kmalloc_reserve.isra.39+0x41/0xe0 [ 66.435161] __alloc_skb+0x155/0x770 [ 66.438903] ? skb_scrub_packet+0x490/0x490 [ 66.443251] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 66.448807] ? tcp_established_options+0x36f/0x5c0 [ 66.453766] ? tcp_select_initial_window+0x400/0x400 [ 66.458899] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 66.463938] ? tcp_current_mss+0x2ac/0x410 [ 66.468191] ? tcp_mtu_to_mss+0x4d0/0x4d0 [ 66.472366] sk_stream_alloc_skb+0x141/0x970 [ 66.476796] ? tcp_init_transfer+0x470/0x470 [ 66.481233] ? tcp_rate_check_app_limited+0x121/0x460 [ 66.486442] ? tcp_fastopen_reset_cipher.cold.13+0x47/0x47 [ 66.492094] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 66.497134] tcp_sendmsg_locked+0xee4/0x3f90 [ 66.501557] ? find_get_entries_tag+0x1400/0x1400 [ 66.506432] ? tcp_sendpage+0x60/0x60 [ 66.510251] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 66.515808] ? aa_label_sk_perm+0xfc/0xa50 [ 66.520062] ? graph_lock+0x270/0x270 [ 66.523878] ? arch_local_save_flags+0x40/0x40 [ 66.528481] ? find_held_lock+0x36/0x1c0 [ 66.532565] ? mark_held_locks+0xc7/0x130 [ 66.536752] ? __local_bh_enable_ip+0x160/0x260 [ 66.541439] ? __local_bh_enable_ip+0x160/0x260 [ 66.546128] ? trace_hardirqs_on+0xbd/0x310 [ 66.550463] ? lock_release+0xa00/0xa00 [ 66.554454] ? lock_sock_nested+0xe2/0x120 [ 66.558732] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 66.564212] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 66.569772] ? check_preemption_disabled+0x48/0x280 [ 66.574811] ? lock_sock_nested+0x9a/0x120 [ 66.579061] ? lock_sock_nested+0x9a/0x120 [ 66.583318] ? __local_bh_enable_ip+0x160/0x260 [ 66.588011] tcp_sendmsg+0x2f/0x50 [ 66.591569] inet_sendmsg+0x1a1/0x690 [ 66.595389] ? ipip_gro_receive+0x100/0x100 [ 66.599741] ? apparmor_socket_sendmsg+0x29/0x30 [ 66.604514] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 66.610066] ? security_socket_sendmsg+0x94/0xc0 [ 66.614842] ? ipip_gro_receive+0x100/0x100 [ 66.619179] sock_sendmsg+0xd5/0x120 [ 66.622919] sock_write_iter+0x35e/0x5c0 [ 66.626999] ? sock_sendmsg+0x120/0x120 [ 66.631003] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 66.636558] ? iov_iter_init+0xe5/0x210 [ 66.640553] __vfs_write+0x6b8/0x9f0 [ 66.644290] ? kernel_read+0x120/0x120 [ 66.648200] ? apparmor_path_rmdir+0x30/0x30 [ 66.652631] ? rcu_read_unlock_special+0x1d0/0x1d0 [ 66.657588] ? apparmor_file_permission+0x24/0x30 [ 66.662454] ? rw_verify_area+0x118/0x360 [ 66.666623] vfs_write+0x1fc/0x560 [ 66.670185] ksys_write+0x101/0x260 [ 66.673834] ? __ia32_sys_read+0xb0/0xb0 [ 66.677915] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 66.683401] __x64_sys_write+0x73/0xb0 [ 66.687313] do_syscall_64+0x1b9/0x820 [ 66.691224] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 66.696608] ? syscall_return_slowpath+0x5e0/0x5e0 [ 66.701552] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 66.706409] ? trace_hardirqs_on_caller+0x310/0x310 [ 66.711446] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 66.716480] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 66.722037] ? prepare_exit_to_usermode+0x291/0x3b0 [ 66.727074] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 66.731941] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 66.737141] RIP: 0033:0x7f5c32e8d370 [ 66.740881] Code: Bad RIP value. [ 66.744266] RSP: 002b:00007fff47a4e678 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 66.751986] RAX: ffffffffffffffda RBX: 0000000000000038 RCX: 00007f5c32e8d370 [ 66.759306] RDX: 0000000000000038 RSI: 00005616e7cca460 RDI: 0000000000000003 [ 66.766588] RBP: 00005616e7cca460 R08: 0000000000000001 R09: 20676e6974756365 [ 66.773868] R10: 0a6d6172676f7270 R11: 0000000000000246 R12: 00007fff47a4e6dc [ 66.781152] R13: 00005616e7571fb4 R14: 0000000000000028 R15: 00005616e7573ca0 [ 66.805861] Mem-Info: [ 66.808395] active_anon:1340292 inactive_anon:196 isolated_anon:0 [ 66.808395] active_file:95 inactive_file:30 isolated_file:79 [ 66.808395] unevictable:0 dirty:15 writeback:0 unstable:0 [ 66.808395] slab_reclaimable:12810 slab_unreclaimable:147490 [ 66.808395] mapped:158 shmem:244 pagetables:16714 bounce:0 [ 66.808395] free:24182 free_pcp:221 free_cma:0 [ 66.842766] Node 0 active_anon:5361168kB inactive_anon:784kB active_file:380kB inactive_file:120kB unevictable:0kB isolated(anon):0kB isolated(file):316kB mapped:632kB dirty:60kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 5212160kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 66.871592] 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 [ 66.897843] lowmem_reserve[]: 0 2818 6321 6321 [ 66.902547] Node 0 DMA32 free:43612kB min:30052kB low:37564kB high:45076kB active_anon:2610364kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888756kB mlocked:0kB kernel_stack:31744kB pagetables:23584kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 66.960974] lowmem_reserve[]: 0 0 3503 3503 [ 66.975403] Node 0 Normal free:37208kB min:37364kB low:46704kB high:56044kB active_anon:2750804kB inactive_anon:784kB active_file:380kB inactive_file:120kB unevictable:0kB writepending:60kB present:4718592kB managed:3587816kB mlocked:0kB kernel_stack:61856kB pagetables:43272kB bounce:0kB free_pcp:888kB local_pcp:28kB free_cma:0kB [ 67.090944] lowmem_reserve[]: 0 0 0 0 [ 67.104220] 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 [ 67.138790] Node 0 DMA32: 945*4kB (UM) 31*8kB (UME) 4*16kB (UME) 7*32kB (UME) 4*64kB (UME) 1*128kB (U) 2*256kB (UM) 3*512kB (UME) 2*1024kB (UM) 3*2048kB (UME) 7*4096kB (M) = 43612kB [ 67.173135] Node 0 Normal: 1424*4kB (UME) 915*8kB (UME) 416*16kB (ME) 163*32kB (UME) 67*64kB (UME) 32*128kB (UME) 6*256kB (ME) 5*512kB (UM) 0*1024kB 0*2048kB 0*4096kB = 37368kB [ 67.195533] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 67.205314] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 67.214871] 460 total pagecache pages [ 67.219962] 0 pages in swap cache [ 67.223517] Swap cache stats: add 0, delete 0, find 0/0 [ 67.228985] Free swap = 0kB [ 67.232080] Total swap = 0kB [ 67.235194] 1965979 pages RAM [ 67.238378] 0 pages HighMem/MovableOnly [ 67.242459] 342859 pages reserved executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 67.245996] 0 pages cma reserved [ 67.249476] Out of memory: Kill process 8568 (syz-executor810) score 0 or sacrifice child [ 67.258843] Killed process 8568 (syz-executor810) total-vm:17852kB, anon-rss:2112kB, file-rss:0kB, shmem-rss:0kB [ 67.272346] oom_reaper: reaped process 8568 (syz-executor810), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB executing program executing program executing program executing program [ 70.957513] syz-executor810 invoked oom-killer: gfp_mask=0x7080c0(GFP_KERNEL_ACCOUNT|__GFP_ZERO), nodemask=(null), order=0, oom_score_adj=0 [ 70.985525] syz-executor810 cpuset=/ mems_allowed=0 [ 70.991575] CPU: 1 PID: 14432 Comm: syz-executor810 Not tainted 4.20.0 #386 [ 70.998694] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 71.008188] Call Trace: [ 71.010807] dump_stack+0x1d3/0x2c6 [ 71.014456] ? dump_stack_print_info.cold.1+0x20/0x20 [ 71.019666] ? mark_held_locks+0x130/0x130 [ 71.024038] ? mark_held_locks+0x130/0x130 [ 71.028327] dump_header+0x27b/0xf72 [ 71.032091] ? pagefault_out_of_memory+0x197/0x197 [ 71.037050] ? __lock_acquire+0x62f/0x4c20 [ 71.041297] ? mark_held_locks+0xc7/0x130 [ 71.045467] ? _raw_spin_unlock_irq+0x27/0x80 [ 71.049982] ? lockdep_hardirqs_on+0x421/0x5c0 [ 71.054582] ? graph_lock+0x270/0x270 [ 71.058397] ? print_usage_bug+0xc0/0xc0 [ 71.062473] ? compat_start_thread+0x80/0x80 [ 71.066906] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 71.072468] ? find_held_lock+0x36/0x1c0 [ 71.076551] ? mark_held_locks+0xc7/0x130 [ 71.080740] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 71.085860] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 71.090975] ? lockdep_hardirqs_on+0x421/0x5c0 [ 71.095572] ? trace_hardirqs_on+0xbd/0x310 [ 71.099909] ? kasan_check_read+0x11/0x20 [ 71.104576] ? ___ratelimit+0x36f/0x655 [ 71.108569] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 71.114034] ? trace_hardirqs_on+0x310/0x310 [ 71.118460] ? lock_downgrade+0x900/0x900 [ 71.122631] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 71.127760] ? ___ratelimit+0xaa/0x655 [ 71.131666] ? idr_get_free+0xf70/0xf70 [ 71.135685] oom_kill_process.cold.27+0x10/0x903 [ 71.140481] ? graph_lock+0x270/0x270 [ 71.144303] ? rcu_gp_kthread+0xc70/0xc70 [ 71.148470] ? oom_evaluate_task+0x540/0x540 [ 71.152901] ? find_held_lock+0x36/0x1c0 [ 71.156989] ? out_of_memory+0x974/0x1430 [ 71.161152] ? lock_downgrade+0x900/0x900 [ 71.165313] ? __rcu_read_unlock+0x2d6/0x2e0 [ 71.169755] ? rcu_read_unlock_special+0x1d0/0x1d0 [ 71.174698] ? kasan_check_read+0x11/0x20 [ 71.178883] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 71.184178] ? rcu_softirq_qs+0x20/0x20 [ 71.188180] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 71.193228] ? oom_evaluate_task+0x302/0x540 [ 71.197657] out_of_memory+0xa84/0x1430 [ 71.201658] ? oom_killer_disable+0x3a0/0x3a0 [ 71.206170] ? __alloc_pages_slowpath+0xf5c/0x2df0 [ 71.211123] ? __ww_mutex_check_waiters+0x160/0x160 [ 71.216169] __alloc_pages_slowpath+0x2343/0x2df0 [ 71.221082] ? warn_alloc+0x120/0x120 [ 71.224904] ? mark_held_locks+0x130/0x130 [ 71.229156] ? reuse_swap_page+0x4bd/0x1520 [ 71.233495] ? swp_swapcount+0x530/0x530 [ 71.237600] ? mark_held_locks+0x130/0x130 [ 71.241857] ? graph_lock+0x270/0x270 [ 71.245738] ? __lock_is_held+0xb5/0x140 [ 71.249831] ? wake_up_page_bit+0x6f0/0x6f0 [ 71.254170] ? ___might_sleep+0x1ed/0x300 [ 71.258329] ? lock_release+0xa00/0xa00 [ 71.262335] ? arch_local_save_flags+0x40/0x40 [ 71.266929] ? print_usage_bug+0xc0/0xc0 [ 71.271006] ? print_usage_bug+0xc0/0xc0 [ 71.275087] ? __might_sleep+0x95/0x190 [ 71.279085] __alloc_pages_nodemask+0xad8/0xea0 [ 71.283782] ? __alloc_pages_slowpath+0x2df0/0x2df0 [ 71.288816] ? __lock_acquire+0x62f/0x4c20 [ 71.293072] ? kasan_check_read+0x11/0x20 [ 71.297244] ? mark_held_locks+0x130/0x130 [ 71.301496] ? mark_held_locks+0x130/0x130 [ 71.305766] ? print_usage_bug+0xc0/0xc0 [ 71.309849] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 71.315412] alloc_pages_current+0x10c/0x210 [ 71.319843] pte_alloc_one+0x1b/0x1a0 [ 71.323658] __handle_mm_fault+0x4619/0x5670 [ 71.328090] ? vmf_insert_mixed_mkwrite+0x40/0x40 [ 71.332948] ? graph_lock+0x270/0x270 [ 71.336772] ? print_usage_bug+0xc0/0xc0 [ 71.340857] ? graph_lock+0x270/0x270 [ 71.344673] ? graph_lock+0x270/0x270 [ 71.348529] ? handle_mm_fault+0x42a/0xc70 [ 71.352783] ? lock_downgrade+0x900/0x900 [ 71.356948] ? check_preemption_disabled+0x48/0x280 [ 71.361984] ? rcu_read_unlock_special+0x1d0/0x1d0 [ 71.367016] ? kasan_check_read+0x11/0x20 [ 71.371178] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 71.376475] ? rcu_softirq_qs+0x20/0x20 [ 71.380464] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 71.386024] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 71.391580] ? check_preemption_disabled+0x48/0x280 [ 71.396621] handle_mm_fault+0x54f/0xc70 [ 71.400721] ? __handle_mm_fault+0x5670/0x5670 [ 71.405324] ? find_vma+0x34/0x190 [ 71.408965] __do_page_fault+0x5e8/0xe60 [ 71.413045] ? find_held_lock+0x36/0x1c0 [ 71.417256] do_page_fault+0xf2/0x7e0 [ 71.421080] ? vmalloc_sync_all+0x30/0x30 [ 71.425246] ? error_entry+0x70/0xd0 [ 71.429066] ? trace_hardirqs_off_caller+0xbb/0x310 [ 71.434128] ? trace_hardirqs_on_caller+0xc0/0x310 [ 71.439192] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 71.444069] ? trace_hardirqs_on_caller+0x310/0x310 [ 71.449211] ? trace_hardirqs_off+0x310/0x310 [ 71.453750] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 71.458781] ? recalc_sigpending_tsk+0x180/0x180 [ 71.463554] ? page_fault+0x8/0x30 [ 71.467141] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 71.472165] ? page_fault+0x8/0x30 [ 71.475743] page_fault+0x1e/0x30 [ 71.479352] RIP: 0033:0x44564a [ 71.482565] Code: Bad RIP value. [ 71.485944] RSP: 002b:00007ffc87b476c0 EFLAGS: 00010246 [ 71.491344] RAX: 0000000000000000 RBX: 00007ffc87b476c0 RCX: 000000000044564a [ 71.498626] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000001200011 [ 71.505910] RBP: 00007ffc87b47700 R08: 00000000000017a4 R09: 00000000021d1940 [ 71.513189] R10: 00000000021d1c10 R11: 0000000000000246 R12: 00000000000017a4 [ 71.520506] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 71.552012] Mem-Info: [ 71.554623] active_anon:1339865 inactive_anon:196 isolated_anon:0 [ 71.554623] active_file:31 inactive_file:25 isolated_file:81 [ 71.554623] unevictable:0 dirty:9 writeback:0 unstable:0 [ 71.554623] slab_reclaimable:12809 slab_unreclaimable:147543 [ 71.554623] mapped:109 shmem:244 pagetables:16755 bounce:0 [ 71.554623] free:24540 free_pcp:6 free_cma:0 [ 71.588977] Node 0 active_anon:5359532kB inactive_anon:784kB active_file:124kB inactive_file:152kB unevictable:0kB isolated(anon):0kB isolated(file):324kB mapped:528kB dirty:32kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 5210112kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 71.616932] 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 [ 71.643402] lowmem_reserve[]: 0 2818 6321 6321 [ 71.648080] Node 0 DMA32 free:43644kB min:30052kB low:37564kB high:45076kB active_anon:2610364kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888756kB mlocked:0kB kernel_stack:31712kB pagetables:23584kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 71.690795] lowmem_reserve[]: 0 0 3503 3503 [ 71.695542] Node 0 Normal free:39028kB min:37364kB low:46704kB high:56044kB active_anon:2749120kB inactive_anon:784kB active_file:140kB inactive_file:136kB unevictable:0kB writepending:32kB present:4718592kB managed:3587816kB mlocked:0kB kernel_stack:62144kB pagetables:43428kB bounce:0kB free_pcp:416kB local_pcp:220kB free_cma:0kB [ 71.734450] lowmem_reserve[]: 0 0 0 0 [ 71.738292] 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 [ 71.752674] Node 0 DMA32: 945*4kB (UM) 31*8kB (UME) 4*16kB (UME) 6*32kB (UME) 5*64kB (UME) 1*128kB (U) 2*256kB (UM) 3*512kB (UME) 2*1024kB (UM) 3*2048kB (UME) 7*4096kB (M) = 43644kB [ 71.770286] Node 0 Normal: 1387*4kB (UME) 1026*8kB (UME) 432*16kB (UME) 167*32kB (UME) 70*64kB (UME) 30*128kB (UME) 7*256kB (UME) 5*512kB (UM) 0*1024kB 0*2048kB 0*4096kB = 38684kB [ 71.787632] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 71.812470] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 71.833682] 452 total pagecache pages [ 71.837826] 0 pages in swap cache [ 71.841444] Swap cache stats: add 0, delete 0, find 0/0 [ 71.848366] Free swap = 0kB [ 71.853835] Total swap = 0kB [ 71.857636] 1965979 pages RAM [ 71.860931] 0 pages HighMem/MovableOnly [ 71.864909] 342859 pages reserved [ 71.869038] 0 pages cma reserved [ 71.872425] Out of memory: Kill process 9444 (syz-executor810) score 0 or sacrifice child [ 71.882932] Killed process 9444 (syz-executor810) total-vm:17852kB, anon-rss:2112kB, file-rss:0kB, shmem-rss:0kB [ 73.242582] syz-executor810 invoked oom-killer: gfp_mask=0x7080c0(GFP_KERNEL_ACCOUNT|__GFP_ZERO), nodemask=(null), order=0, oom_score_adj=0 [ 73.279007] syz-executor810 cpuset=/ mems_allowed=0 [ 73.284134] CPU: 0 PID: 14443 Comm: syz-executor810 Not tainted 4.20.0 #386 [ 73.291232] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 73.300587] Call Trace: [ 73.303195] dump_stack+0x1d3/0x2c6 [ 73.306838] ? dump_stack_print_info.cold.1+0x20/0x20 [ 73.312052] ? mark_held_locks+0x130/0x130 [ 73.316338] ? mark_held_locks+0x130/0x130 [ 73.320610] dump_header+0x27b/0xf72 [ 73.324342] ? pagefault_out_of_memory+0x197/0x197 [ 73.329279] ? mark_held_locks+0x130/0x130 [ 73.333569] ? __lock_acquire+0x62f/0x4c20 [ 73.337837] ? lockdep_hardirqs_on+0x421/0x5c0 [ 73.342437] ? retint_kernel+0x2d/0x2d [ 73.346338] ? trace_hardirqs_on_caller+0xc0/0x310 [ 73.351286] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 73.356057] ? graph_lock+0x270/0x270 [ 73.359866] ? print_usage_bug+0xc0/0xc0 [ 73.363945] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 73.369499] ? find_held_lock+0x36/0x1c0 [ 73.373607] ? mark_held_locks+0xc7/0x130 [ 73.377772] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 73.382892] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 73.388023] ? lockdep_hardirqs_on+0x421/0x5c0 [ 73.392643] ? trace_hardirqs_on+0xbd/0x310 [ 73.396988] ? kasan_check_read+0x11/0x20 [ 73.401141] ? ___ratelimit+0x36f/0x655 [ 73.405132] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 73.410591] ? trace_hardirqs_on+0x310/0x310 [ 73.415026] ? lock_downgrade+0x900/0x900 [ 73.419198] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 73.424310] ? ___ratelimit+0xaa/0x655 [ 73.428209] ? idr_get_free+0xf70/0xf70 [ 73.432196] oom_kill_process.cold.27+0x10/0x903 [ 73.436960] ? graph_lock+0x270/0x270 [ 73.440805] ? rcu_gp_kthread+0xc70/0xc70 [ 73.445007] ? oom_evaluate_task+0x540/0x540 [ 73.449467] ? find_held_lock+0x36/0x1c0 [ 73.453556] ? out_of_memory+0x974/0x1430 [ 73.457726] ? lock_downgrade+0x900/0x900 [ 73.461878] ? __rcu_read_unlock+0x2d6/0x2e0 [ 73.466302] ? rcu_read_unlock_special+0x1d0/0x1d0 [ 73.471236] ? kasan_check_read+0x11/0x20 [ 73.475425] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 73.480724] ? rcu_softirq_qs+0x20/0x20 [ 73.484739] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 73.489796] ? oom_evaluate_task+0x302/0x540 [ 73.494214] out_of_memory+0xa84/0x1430 [ 73.498226] ? oom_killer_disable+0x3a0/0x3a0 [ 73.502775] ? __alloc_pages_slowpath+0xf5c/0x2df0 [ 73.507746] ? __ww_mutex_check_waiters+0x160/0x160 [ 73.512780] __alloc_pages_slowpath+0x2343/0x2df0 [ 73.517648] ? kernel_text_address+0x79/0xf0 [ 73.522095] ? warn_alloc+0x120/0x120 [ 73.525914] ? mark_held_locks+0x130/0x130 [ 73.530169] ? save_stack+0xa9/0xd0 [ 73.533803] ? save_stack+0x43/0xd0 [ 73.537432] ? kasan_kmalloc+0xc7/0xe0 [ 73.541324] ? kasan_slab_alloc+0x12/0x20 [ 73.545483] ? __khugepaged_enter+0xbe/0x5b0 [ 73.549929] ? do_huge_pmd_anonymous_page+0x1227/0x17e0 [ 73.555300] ? handle_mm_fault+0x54f/0xc70 [ 73.559541] ? __do_page_fault+0x5e8/0xe60 [ 73.563799] ? do_page_fault+0xf2/0x7e0 [ 73.567825] ? page_fault+0x1e/0x30 [ 73.571467] ? graph_lock+0x270/0x270 [ 73.575377] ? graph_lock+0x270/0x270 [ 73.579197] ? find_held_lock+0x36/0x1c0 [ 73.583264] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 73.588828] ? check_preemption_disabled+0x48/0x280 [ 73.593872] ? graph_lock+0x270/0x270 [ 73.597723] ? __lock_is_held+0xb5/0x140 [ 73.601799] ? ___might_sleep+0x1ed/0x300 [ 73.605963] ? lock_release+0xa00/0xa00 [ 73.609963] ? arch_local_save_flags+0x40/0x40 [ 73.614568] ? __might_sleep+0x95/0x190 [ 73.618551] __alloc_pages_nodemask+0xad8/0xea0 [ 73.623253] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 73.628826] ? __alloc_pages_slowpath+0x2df0/0x2df0 [ 73.633850] ? alloc_pages_vma+0x143/0x540 [ 73.638124] ? do_huge_pmd_anonymous_page+0x45e/0x17e0 [ 73.643415] ? __lock_acquire+0x62f/0x4c20 [ 73.647658] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 73.653211] ? __thp_get_unmapped_area+0x180/0x180 [ 73.658198] ? mark_held_locks+0x130/0x130 [ 73.662440] ? mark_held_locks+0x130/0x130 [ 73.666725] ? __lockdep_init_map+0x105/0x590 [ 73.671242] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 73.676786] alloc_pages_current+0x10c/0x210 [ 73.681204] pte_alloc_one+0x1b/0x1a0 [ 73.685014] __pte_alloc+0x2a/0x350 [ 73.688658] __handle_mm_fault+0x4474/0x5670 [ 73.693084] ? vmf_insert_mixed_mkwrite+0x40/0x40 [ 73.697946] ? graph_lock+0x270/0x270 [ 73.701754] ? print_usage_bug+0xc0/0xc0 [ 73.705844] ? lock_downgrade+0x900/0x900 [ 73.710003] ? check_preemption_disabled+0x48/0x280 [ 73.715053] ? graph_lock+0x270/0x270 [ 73.718870] ? graph_lock+0x270/0x270 [ 73.722691] ? handle_mm_fault+0x42a/0xc70 [ 73.726954] ? lock_downgrade+0x900/0x900 [ 73.731122] ? check_preemption_disabled+0x48/0x280 [ 73.736141] ? rcu_read_unlock_special+0x1d0/0x1d0 [ 73.741100] ? kasan_check_read+0x11/0x20 [ 73.745247] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 73.750544] ? rcu_softirq_qs+0x20/0x20 [ 73.754558] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 73.760022] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 73.765598] ? check_preemption_disabled+0x48/0x280 [ 73.770666] handle_mm_fault+0x54f/0xc70 [ 73.774760] ? __handle_mm_fault+0x5670/0x5670 [ 73.779362] ? find_vma+0x34/0x190 [ 73.782951] __do_page_fault+0x5e8/0xe60 [ 73.787012] ? trace_hardirqs_off+0xb8/0x310 [ 73.791434] do_page_fault+0xf2/0x7e0 [ 73.795241] ? vmalloc_sync_all+0x30/0x30 [ 73.799395] ? error_entry+0x70/0xd0 [ 73.803112] ? trace_hardirqs_off_caller+0xbb/0x310 [ 73.808126] ? trace_hardirqs_on_caller+0xc0/0x310 [ 73.813071] ? syscall_return_slowpath+0x5e0/0x5e0 [ 73.818000] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 73.822848] ? trace_hardirqs_on_caller+0x310/0x310 [ 73.827869] ? trace_hardirqs_off+0x310/0x310 [ 73.832388] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 73.837415] ? prepare_exit_to_usermode+0x291/0x3b0 [ 73.842442] ? page_fault+0x8/0x30 [ 73.846005] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 73.850884] ? page_fault+0x8/0x30 [ 73.854429] page_fault+0x1e/0x30 [ 73.857880] RIP: 0033:0x400a7c [ 73.861081] Code: Bad RIP value. [ 73.864467] RSP: 002b:00007f24419e4cf0 EFLAGS: 00010246 [ 73.869829] RAX: 0000000000000000 RBX: 00000000006dcc28 RCX: 0000000000446e59 [ 73.877092] RDX: 903d118268e45d51 RSI: 0000000000000000 RDI: 00007f24419e5608 [ 73.884358] RBP: 00000000006dcc20 R08: 0000000000000000 R09: 0000000000000000 [ 73.891644] R10: 00007f24419e5700 R11: 0000000000000246 R12: 00000000006dcc2c [ 73.898916] R13: 00007ffc87b4768f R14: 00007f24419e59c0 R15: 00000000006dcd2c [ 74.043626] Mem-Info: [ 74.046115] active_anon:1339928 inactive_anon:196 isolated_anon:0 [ 74.046115] active_file:54 inactive_file:33 isolated_file:74 [ 74.046115] unevictable:0 dirty:10 writeback:0 unstable:0 [ 74.046115] slab_reclaimable:12808 slab_unreclaimable:147662 [ 74.046115] mapped:131 shmem:244 pagetables:16774 bounce:0 [ 74.046115] free:24312 free_pcp:165 free_cma:0 [ 74.085753] Node 0 active_anon:5359712kB inactive_anon:784kB active_file:152kB inactive_file:100kB unevictable:0kB isolated(anon):0kB isolated(file):384kB mapped:444kB dirty:24kB writeback:16kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 5210112kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 74.113668] 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 [ 74.192917] lowmem_reserve[]: 0 2818 6321 6321 [ 74.198995] Node 0 DMA32 free:43644kB min:30052kB low:37564kB high:45076kB active_anon:2610364kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888756kB mlocked:0kB kernel_stack:31712kB pagetables:23584kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 74.286000] lowmem_reserve[]: 0 0 3503 3503 [ 74.299989] Node 0 Normal free:36780kB min:37364kB low:46704kB high:56044kB active_anon:2749348kB inactive_anon:784kB active_file:152kB inactive_file:712kB unevictable:0kB writepending:40kB present:4718592kB managed:3587816kB mlocked:0kB kernel_stack:62272kB pagetables:43512kB bounce:0kB free_pcp:844kB local_pcp:480kB free_cma:0kB [ 74.395248] lowmem_reserve[]: 0 0 0 0 [ 74.402678] 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 [ 74.432206] Node 0 DMA32: 945*4kB (UM) 31*8kB (UME) 4*16kB (UME) 6*32kB (UME) 5*64kB (UME) 1*128kB (U) 2*256kB (UM) 3*512kB (UME) 2*1024kB (UM) 3*2048kB (UME) 7*4096kB (M) = 43644kB [ 74.456691] Node 0 Normal: 1171*4kB (ME) 918*8kB (UME) 418*16kB (ME) 165*32kB (UME) 68*64kB (UME) 30*128kB (UME) 7*256kB (UME) 5*512kB (UM) 0*1024kB 0*2048kB 0*4096kB = 36540kB [ 74.472974] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 74.488725] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 74.506479] 460 total pagecache pages [ 74.514979] 0 pages in swap cache [ 74.521965] Swap cache stats: add 0, delete 0, find 0/0 [ 74.533099] Free swap = 0kB [ 74.539613] Total swap = 0kB [ 74.544813] 1965979 pages RAM [ 74.548032] 0 pages HighMem/MovableOnly [ 74.552148] 342859 pages reserved [ 74.555724] 0 pages cma reserved [ 74.560163] Out of memory: Kill process 9831 (syz-executor810) score 0 or sacrifice child [ 74.568697] Killed process 9831 (syz-executor810) total-vm:17852kB, anon-rss:2112kB, file-rss:0kB, shmem-rss:0kB [ 76.201145] syz-executor810 invoked oom-killer: gfp_mask=0x7080c0(GFP_KERNEL_ACCOUNT|__GFP_ZERO), nodemask=(null), order=3, oom_score_adj=0 [ 76.228934] syz-executor810 cpuset=/ mems_allowed=0 [ 76.234104] CPU: 0 PID: 14469 Comm: syz-executor810 Not tainted 4.20.0 #386 [ 76.241198] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 76.250554] Call Trace: [ 76.253140] dump_stack+0x1d3/0x2c6 [ 76.256797] ? dump_stack_print_info.cold.1+0x20/0x20 [ 76.261991] ? mark_held_locks+0x130/0x130 [ 76.266209] ? mark_held_locks+0x130/0x130 [ 76.270450] dump_header+0x27b/0xf72 [ 76.274155] ? pagefault_out_of_memory+0x197/0x197 [ 76.279103] ? __lock_acquire+0x62f/0x4c20 [ 76.283326] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 76.288854] ? finish_task_switch+0x1f4/0x910 [ 76.293395] ? graph_lock+0x270/0x270 [ 76.297218] ? print_usage_bug+0xc0/0xc0 [ 76.301287] ? __switch_to_asm+0x40/0x70 [ 76.305355] ? __switch_to_asm+0x34/0x70 [ 76.309417] ? __switch_to_asm+0x40/0x70 [ 76.313497] ? __switch_to_asm+0x40/0x70 [ 76.317597] ? __switch_to_asm+0x34/0x70 [ 76.321698] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 76.327305] ? find_held_lock+0x36/0x1c0 [ 76.331401] ? mark_held_locks+0xc7/0x130 [ 76.335561] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 76.340682] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 76.345830] ? lockdep_hardirqs_on+0x421/0x5c0 [ 76.350434] ? trace_hardirqs_on+0xbd/0x310 [ 76.354781] ? kasan_check_read+0x11/0x20 [ 76.359026] ? ___ratelimit+0x36f/0x655 [ 76.363039] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 76.368502] ? trace_hardirqs_on+0x310/0x310 [ 76.372919] ? lock_downgrade+0x900/0x900 [ 76.377078] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 76.382192] ? ___ratelimit+0xaa/0x655 [ 76.386157] ? idr_get_free+0xf70/0xf70 [ 76.390194] oom_kill_process.cold.27+0x10/0x903 [ 76.395000] ? graph_lock+0x270/0x270 [ 76.398839] ? rcu_gp_kthread+0xc70/0xc70 [ 76.403003] ? oom_evaluate_task+0x540/0x540 [ 76.407415] ? find_held_lock+0x36/0x1c0 [ 76.411489] ? out_of_memory+0x974/0x1430 [ 76.415657] ? lock_downgrade+0x900/0x900 [ 76.419855] ? __rcu_read_unlock+0x2d6/0x2e0 [ 76.424269] ? rcu_read_unlock_special+0x1d0/0x1d0 [ 76.429199] ? kasan_check_read+0x11/0x20 [ 76.433365] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 76.438678] ? rcu_softirq_qs+0x20/0x20 [ 76.442753] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 76.447824] ? oom_evaluate_task+0x302/0x540 [ 76.452243] out_of_memory+0xa84/0x1430 [ 76.456245] ? oom_killer_disable+0x3a0/0x3a0 [ 76.460760] ? __alloc_pages_slowpath+0xf5c/0x2df0 [ 76.465701] ? __ww_mutex_check_waiters+0x160/0x160 [ 76.470783] __alloc_pages_slowpath+0x2343/0x2df0 [ 76.475666] ? warn_alloc+0x120/0x120 [ 76.479484] ? mark_held_locks+0x130/0x130 [ 76.483785] ? find_held_lock+0x36/0x1c0 [ 76.487945] ? lock_downgrade+0x900/0x900 [ 76.492151] ? check_preemption_disabled+0x48/0x280 [ 76.497190] ? rcu_read_unlock_special+0x1d0/0x1d0 [ 76.502120] ? kasan_check_read+0x11/0x20 [ 76.506275] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 76.511557] ? rcu_softirq_qs+0x20/0x20 [ 76.515553] ? rcu_softirq_qs+0x20/0x20 [ 76.519539] ? graph_lock+0x270/0x270 [ 76.523358] ? kernel_text_address+0x79/0xf0 [ 76.527785] ? __kernel_text_address+0xd/0x40 [ 76.532311] ? unwind_get_return_address+0x61/0xa0 [ 76.537261] ? find_held_lock+0x36/0x1c0 [ 76.541354] ? ___might_sleep+0x1ed/0x300 [ 76.545504] ? lock_release+0xa00/0xa00 [ 76.549509] ? arch_local_save_flags+0x40/0x40 [ 76.554102] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 76.559475] ? __might_sleep+0x95/0x190 [ 76.563465] __alloc_pages_nodemask+0xad8/0xea0 [ 76.568141] ? lock_downgrade+0x900/0x900 [ 76.572336] ? __alloc_pages_slowpath+0x2df0/0x2df0 [ 76.577439] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 76.582985] ? check_preemption_disabled+0x48/0x280 [ 76.588018] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 76.593577] ? rcu_pm_notify+0xc0/0xc0 [ 76.597500] ? copy_process+0x2026/0x8790 [ 76.601662] ? rcu_read_lock_sched_held+0x108/0x120 [ 76.606696] ? kmem_cache_alloc_node+0x349/0x730 [ 76.611496] ? mem_cgroup_update_lru_size+0xd0/0xd0 [ 76.616532] copy_process+0xa09/0x8790 [ 76.620441] ? check_preemption_disabled+0x48/0x280 [ 76.625463] ? print_usage_bug+0xc0/0xc0 [ 76.629540] ? print_usage_bug+0xc0/0xc0 [ 76.633604] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 76.638931] ? warn_alloc+0x120/0x120 [ 76.642766] ? mark_held_locks+0x130/0x130 [ 76.647026] ? __cleanup_sighand+0x70/0x70 [ 76.651305] ? graph_lock+0x270/0x270 [ 76.655128] ? print_usage_bug+0xc0/0xc0 [ 76.659195] ? graph_lock+0x270/0x270 [ 76.663005] ? print_usage_bug+0xc0/0xc0 [ 76.667074] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 76.672636] ? wakeup_kswapd+0xcd/0x7a0 [ 76.676648] ? print_usage_bug+0xc0/0xc0 [ 76.680748] ? isolate_lru_page+0x22e0/0x22e0 [ 76.685267] ? __lock_acquire+0x62f/0x4c20 [ 76.689532] ? __lock_is_held+0xb5/0x140 [ 76.693607] ? __account_cfs_rq_runtime+0x790/0x790 [ 76.698645] ? __lock_acquire+0x62f/0x4c20 [ 76.702896] ? check_preemption_disabled+0x48/0x280 [ 76.707946] ? mem_cgroup_update_lru_size+0xd0/0xd0 [ 76.712969] ? mark_held_locks+0x130/0x130 [ 76.717218] ? print_usage_bug+0xc0/0xc0 [ 76.721296] ? flush_tlb_func_common.constprop.16+0x923/0xd80 [ 76.727215] ? rcu_read_lock_sched_held+0x108/0x120 [ 76.732263] ? warn_alloc+0x120/0x120 [ 76.736075] ? print_usage_bug+0xc0/0xc0 [ 76.740152] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 76.745696] ? check_preemption_disabled+0x48/0x280 [ 76.750782] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 76.756340] ? __lru_cache_add+0x2ff/0x4e0 [ 76.760598] ? __pagevec_lru_add+0x30/0x30 [ 76.764844] ? mark_held_locks+0x130/0x130 [ 76.769088] ? find_next_bit+0x104/0x130 [ 76.773191] ? __lock_acquire+0x62f/0x4c20 [ 76.777465] ? lru_cache_add+0x417/0xa50 [ 76.781562] ? lru_cache_add_file+0x20/0x20 [ 76.785924] ? mark_held_locks+0x130/0x130 [ 76.790166] ? rcu_read_unlock_special+0x1d0/0x1d0 [ 76.795125] ? print_usage_bug+0xc0/0xc0 [ 76.799198] ? rcu_softirq_qs+0x20/0x20 [ 76.803189] ? check_preemption_disabled+0x48/0x280 [ 76.808215] ? __this_cpu_preempt_check+0x1c/0x20 [ 76.813092] ? mem_cgroup_event_ratelimit.isra.53+0x51/0x110 [ 76.818906] ? mark_held_locks+0xc7/0x130 [ 76.823094] ? mem_cgroup_commit_charge+0x275/0x9d0 [ 76.828125] ? mem_cgroup_commit_charge+0x275/0x9d0 [ 76.833137] ? graph_lock+0x270/0x270 [ 76.836932] ? lru_cache_add+0xa50/0xa50 [ 76.841028] ? lock_downgrade+0x900/0x900 [ 76.845160] ? check_preemption_disabled+0x48/0x280 [ 76.850185] ? find_held_lock+0x36/0x1c0 [ 76.854255] ? __handle_mm_fault+0x2c3b/0x5670 [ 76.858822] ? lock_downgrade+0x900/0x900 [ 76.862969] ? kasan_check_read+0x11/0x20 [ 76.867114] ? do_raw_spin_unlock+0xa7/0x330 [ 76.871569] ? do_raw_spin_trylock+0x270/0x270 [ 76.876165] ? migration_entry_to_page+0x550/0x550 [ 76.881075] ? pte_offset_kernel+0xf0/0xf0 [ 76.885300] ? _raw_spin_unlock+0x2c/0x50 [ 76.889482] ? __handle_mm_fault+0x9b4/0x5670 [ 76.894020] ? vmf_insert_mixed_mkwrite+0x40/0x40 [ 76.898866] ? graph_lock+0x270/0x270 [ 76.902657] ? print_usage_bug+0xc0/0xc0 [ 76.906731] ? graph_lock+0x270/0x270 [ 76.910547] ? graph_lock+0x270/0x270 [ 76.914340] ? find_held_lock+0x36/0x1c0 [ 76.918402] _do_fork+0x1cb/0x11d0 [ 76.921937] ? fork_idle+0x1d0/0x1d0 [ 76.925645] ? rcu_read_unlock_special+0x1d0/0x1d0 [ 76.930564] ? kasan_check_read+0x11/0x20 [ 76.934741] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 76.940009] ? rcu_softirq_qs+0x20/0x20 [ 76.944018] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 76.949465] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 76.955000] ? check_preemption_disabled+0x48/0x280 [ 76.960018] ? kasan_check_write+0x14/0x20 [ 76.964297] ? up_read+0x225/0x2c0 [ 76.967846] ? up_read_non_owner+0x100/0x100 [ 76.972526] ? do_syscall_64+0x9a/0x820 [ 76.976485] ? do_syscall_64+0x9a/0x820 [ 76.980441] ? lockdep_hardirqs_on+0x421/0x5c0 [ 76.985005] ? trace_hardirqs_on+0xbd/0x310 [ 76.989312] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 76.994659] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 77.000197] __x64_sys_clone+0xbf/0x150 [ 77.004163] do_syscall_64+0x1b9/0x820 [ 77.008044] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 77.013399] ? syscall_return_slowpath+0x5e0/0x5e0 [ 77.018326] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 77.023172] ? trace_hardirqs_on_caller+0x310/0x310 [ 77.028177] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 77.033183] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 77.038723] ? prepare_exit_to_usermode+0x291/0x3b0 [ 77.043754] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 77.048609] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 77.053784] RIP: 0033:0x4497e9 [ 77.056977] Code: ff 48 85 f6 0f 84 e7 dd fb ff 48 83 ee 10 48 89 4e 08 48 89 3e 48 89 d7 4c 89 c2 4d 89 c8 4c 8b 54 24 08 b8 38 00 00 00 0f 05 <48> 85 c0 0f 8c be dd fb ff 74 01 c3 31 ed 48 f7 c7 00 00 01 00 75 [ 77.075885] RSP: 002b:00007ffc87b475d8 EFLAGS: 00000202 ORIG_RAX: 0000000000000038 [ 77.083605] RAX: ffffffffffffffda RBX: 00007f24419e5700 RCX: 00000000004497e9 [ 77.090871] RDX: 00007f24419e59d0 RSI: 00007f24419e4db0 RDI: 00000000003d0f00 [ 77.098140] RBP: 00007ffc87b47720 R08: 00007f24419e5700 R09: 00007f24419e5700 executing program executing program executing program [ 77.105496] R10: 00007f24419e59d0 R11: 0000000000000202 R12: 0000000000000000 [ 77.112769] R13: 00007ffc87b4768f R14: 00007f24419e59c0 R15: 00000000006dcd2c [ 77.143408] Mem-Info: [ 77.148418] active_anon:1339558 inactive_anon:196 isolated_anon:0 [ 77.148418] active_file:33 inactive_file:121 isolated_file:44 [ 77.148418] unevictable:0 dirty:6 writeback:4 unstable:0 [ 77.148418] slab_reclaimable:12828 slab_unreclaimable:147719 [ 77.148418] mapped:115 shmem:244 pagetables:16837 bounce:0 [ 77.148418] free:24251 free_pcp:262 free_cma:0 [ 77.226559] Node 0 active_anon:5358232kB inactive_anon:784kB active_file:316kB inactive_file:404kB unevictable:0kB isolated(anon):0kB isolated(file):176kB mapped:660kB dirty:24kB writeback:16kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 5208064kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 77.254835] 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 [ 77.282799] lowmem_reserve[]: 0 2818 6321 6321 [ 77.287616] Node 0 DMA32 free:43644kB min:30052kB low:37564kB high:45076kB active_anon:2610364kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888756kB mlocked:0kB kernel_stack:31712kB pagetables:23584kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 77.318487] lowmem_reserve[]: 0 0 3503 3503 [ 77.329941] Node 0 Normal free:37900kB min:37364kB low:46704kB high:56044kB active_anon:2747868kB inactive_anon:784kB active_file:60kB inactive_file:708kB unevictable:0kB writepending:0kB present:4718592kB managed:3587816kB mlocked:0kB kernel_stack:62592kB pagetables:43764kB bounce:0kB free_pcp:792kB local_pcp:352kB free_cma:0kB [ 77.360217] lowmem_reserve[]: 0 0 0 0 [ 77.364212] 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 [ 77.378053] Node 0 DMA32: 945*4kB (UM) 31*8kB (UME) 4*16kB (UME) 6*32kB (UME) 5*64kB (UME) 1*128kB (U) 2*256kB (UM) 3*512kB (UME) 2*1024kB (UM) 3*2048kB (UME) 7*4096kB (M) = 43644kB [ 77.394690] Node 0 Normal: 1026*4kB (ME) 919*8kB (ME) 418*16kB (ME) 164*32kB (UME) 65*64kB (ME) 31*128kB (UME) 7*256kB (UME) 5*512kB (UM) 1*1024kB (U) 0*2048kB 0*4096kB = 36896kB [ 77.420133] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 77.438369] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 77.458952] 486 total pagecache pages [ 77.462770] 0 pages in swap cache [ 77.466205] Swap cache stats: add 0, delete 0, find 0/0 [ 77.471612] Free swap = 0kB [ 77.474635] Total swap = 0kB [ 77.477649] 1965979 pages RAM [ 77.480768] 0 pages HighMem/MovableOnly [ 77.484745] 342859 pages reserved [ 77.488177] 0 pages cma reserved [ 77.491562] Out of memory: Kill process 9833 (syz-executor810) score 0 or sacrifice child [ 77.501004] Killed process 9833 (syz-executor810) total-vm:17852kB, anon-rss:2112kB, file-rss:0kB, shmem-rss:0kB [ 81.794025] syz-executor810 invoked oom-killer: gfp_mask=0x6200ca(GFP_HIGHUSER_MOVABLE), nodemask=(null), order=0, oom_score_adj=0 [ 81.806091] syz-executor810 cpuset=/ mems_allowed=0 [ 81.822571] CPU: 1 PID: 6051 Comm: syz-executor810 Not tainted 4.20.0 #386 [ 81.829615] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 81.838966] Call Trace: [ 81.841576] dump_stack+0x1d3/0x2c6 [ 81.845220] ? dump_stack_print_info.cold.1+0x20/0x20 [ 81.850424] ? mark_held_locks+0x130/0x130 [ 81.854662] ? mark_held_locks+0x130/0x130 [ 81.858910] dump_header+0x27b/0xf72 [ 81.862697] ? pagefault_out_of_memory+0x197/0x197 [ 81.867665] ? mark_held_locks+0x130/0x130 [ 81.871910] ? __lock_acquire+0x62f/0x4c20 [ 81.876189] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 81.881784] ? kasan_check_write+0x14/0x20 [ 81.886035] ? graph_lock+0x270/0x270 [ 81.889860] ? print_usage_bug+0xc0/0xc0 [ 81.893946] ? __switch_to_asm+0x40/0x70 [ 81.898019] ? __switch_to_asm+0x34/0x70 [ 81.902097] ? __switch_to_asm+0x40/0x70 [ 81.906176] ? __switch_to_asm+0x40/0x70 [ 81.910260] ? __switch_to_asm+0x34/0x70 [ 81.914334] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 81.919892] ? find_held_lock+0x36/0x1c0 [ 81.923991] ? mark_held_locks+0xc7/0x130 [ 81.928151] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 81.933259] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 81.938378] ? lockdep_hardirqs_on+0x421/0x5c0 [ 81.942993] ? trace_hardirqs_on+0xbd/0x310 [ 81.947317] ? kasan_check_read+0x11/0x20 [ 81.951481] ? ___ratelimit+0x36f/0x655 [ 81.955478] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 81.960958] ? trace_hardirqs_on+0x310/0x310 [ 81.965389] ? lock_downgrade+0x900/0x900 [ 81.969553] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 81.974671] ? ___ratelimit+0xaa/0x655 [ 81.978599] ? idr_get_free+0xf70/0xf70 [ 81.982590] oom_kill_process.cold.27+0x10/0x903 [ 81.987353] ? graph_lock+0x270/0x270 [ 81.991164] ? rcu_gp_kthread+0xc70/0xc70 [ 81.995344] ? oom_evaluate_task+0x540/0x540 [ 81.999766] ? find_held_lock+0x36/0x1c0 [ 82.003872] ? out_of_memory+0x974/0x1430 [ 82.008046] ? lock_downgrade+0x900/0x900 [ 82.012241] ? __rcu_read_unlock+0x2d6/0x2e0 [ 82.016700] ? rcu_read_unlock_special+0x1d0/0x1d0 [ 82.021648] ? kasan_check_read+0x11/0x20 [ 82.025810] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 82.031096] ? rcu_softirq_qs+0x20/0x20 [ 82.035089] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 82.040138] ? oom_evaluate_task+0x302/0x540 [ 82.044615] out_of_memory+0xa84/0x1430 [ 82.048628] ? oom_killer_disable+0x3a0/0x3a0 [ 82.053137] ? __alloc_pages_slowpath+0xf5c/0x2df0 [ 82.058107] ? __ww_mutex_check_waiters+0x160/0x160 [ 82.063186] __alloc_pages_slowpath+0x2343/0x2df0 [ 82.068040] ? kasan_check_read+0x11/0x20 [ 82.072336] ? warn_alloc+0x120/0x120 [ 82.076150] ? mark_held_locks+0x130/0x130 [ 82.080402] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 82.085545] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 82.091089] ? PageHuge+0x183/0x2b0 [ 82.094738] ? vma_kernel_pagesize+0xb0/0xb0 [ 82.099178] ? debug_object_active_state+0x2f5/0x4d0 [ 82.104804] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 82.109927] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 82.115041] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 82.120587] ? page_trans_huge_map_swapcount+0xbae/0x1270 [ 82.126152] ? debug_object_active_state+0x2f5/0x4d0 [ 82.131275] ? page_swapcount+0x1d0/0x1d0 [ 82.135446] ? graph_lock+0x270/0x270 [ 82.139285] ? lockdep_hardirqs_on+0x421/0x5c0 [ 82.143876] ? trace_hardirqs_on+0xbd/0x310 [ 82.148193] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 82.153460] ? call_rcu+0xb/0x10 [ 82.156872] ? __lock_is_held+0xb5/0x140 [ 82.160959] ? rcu_is_watching+0x30/0x30 [ 82.165120] ? ___might_sleep+0x1ed/0x300 [ 82.169272] ? lock_release+0xa00/0xa00 [ 82.173275] ? arch_local_save_flags+0x40/0x40 [ 82.177870] ? _raw_write_unlock_irq+0x27/0x80 [ 82.182440] ? lockdep_hardirqs_on+0x421/0x5c0 [ 82.187009] ? __might_sleep+0x95/0x190 [ 82.191002] __alloc_pages_nodemask+0xad8/0xea0 [ 82.195676] ? __alloc_pages_slowpath+0x2df0/0x2df0 [ 82.200682] ? print_usage_bug+0xc0/0xc0 [ 82.204746] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 82.210290] ? reuse_swap_page+0x4bd/0x1520 [ 82.214607] ? swp_swapcount+0x530/0x530 [ 82.218672] ? __lock_acquire+0x62f/0x4c20 [ 82.222914] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 82.228484] alloc_pages_vma+0xdd/0x540 [ 82.232496] wp_page_copy+0x29c/0x18a0 [ 82.236404] ? graph_lock+0x270/0x270 [ 82.240277] ? pmd_devmap_trans_unstable+0x1c0/0x1c0 [ 82.245376] ? _raw_spin_unlock_irq+0x27/0x80 [ 82.249876] ? find_held_lock+0x36/0x1c0 [ 82.253945] ? do_wp_page+0x76c/0x1690 [ 82.257845] ? lock_downgrade+0x900/0x900 [ 82.261979] ? kasan_check_write+0x14/0x20 [ 82.266200] ? kasan_check_read+0x11/0x20 [ 82.270340] ? do_raw_spin_unlock+0xa7/0x330 [ 82.274788] ? do_raw_spin_trylock+0x270/0x270 [ 82.279356] ? __pte_alloc_kernel+0x220/0x220 [ 82.283848] ? __lock_acquire+0x62f/0x4c20 [ 82.288086] ? __lock_acquire+0x62f/0x4c20 [ 82.292316] do_wp_page+0x774/0x1690 [ 82.296033] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 82.300701] ? lock_acquire+0x1ed/0x520 [ 82.304689] ? kasan_check_read+0x11/0x20 [ 82.308844] ? do_raw_spin_lock+0x14f/0x350 [ 82.313162] ? rwlock_bug.part.2+0x90/0x90 [ 82.317437] ? pte_offset_kernel+0xf0/0xf0 [ 82.321683] __handle_mm_fault+0x2e90/0x5670 [ 82.326106] ? vmf_insert_mixed_mkwrite+0x40/0x40 [ 82.330969] ? graph_lock+0x270/0x270 [ 82.334799] ? print_usage_bug+0xc0/0xc0 [ 82.338861] ? __might_fault+0x12b/0x1e0 [ 82.342922] ? graph_lock+0x270/0x270 [ 82.346737] ? graph_lock+0x270/0x270 [ 82.350561] ? handle_mm_fault+0x42a/0xc70 [ 82.354786] ? lock_downgrade+0x900/0x900 [ 82.358940] ? check_preemption_disabled+0x48/0x280 [ 82.363997] ? rcu_read_unlock_special+0x1d0/0x1d0 [ 82.368929] ? kasan_check_read+0x11/0x20 [ 82.373065] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 82.378326] ? rcu_softirq_qs+0x20/0x20 [ 82.382293] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 82.387740] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 82.393282] ? check_preemption_disabled+0x48/0x280 [ 82.398286] handle_mm_fault+0x54f/0xc70 [ 82.402380] ? __handle_mm_fault+0x5670/0x5670 [ 82.406978] ? find_vma+0x34/0x190 [ 82.410528] __do_page_fault+0x5e8/0xe60 [ 82.414606] ? trace_hardirqs_off+0xb8/0x310 [ 82.419019] do_page_fault+0xf2/0x7e0 [ 82.422901] ? vmalloc_sync_all+0x30/0x30 [ 82.427058] ? error_entry+0x70/0xd0 [ 82.430787] ? trace_hardirqs_off_caller+0xbb/0x310 [ 82.435803] ? trace_hardirqs_on_caller+0xc0/0x310 [ 82.440735] ? syscall_return_slowpath+0x5e0/0x5e0 [ 82.445656] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 82.450500] ? trace_hardirqs_on_caller+0x310/0x310 [ 82.455518] ? trace_hardirqs_off+0x310/0x310 [ 82.460022] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 82.465044] ? prepare_exit_to_usermode+0x291/0x3b0 [ 82.470045] ? page_fault+0x8/0x30 [ 82.473589] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 82.478447] ? page_fault+0x8/0x30 [ 82.482035] page_fault+0x1e/0x30 [ 82.485480] RIP: 0033:0x40114c [ 82.488708] Code: Bad RIP value. [ 82.492110] RSP: 002b:00007ffc87b46620 EFLAGS: 00010246 [ 82.497452] RAX: 0000000000000000 RBX: 0000000000003882 RCX: 0000000000405eba [ 82.504707] RDX: 0000000040000001 RSI: 0000000000000002 RDI: 00007ffc87b47760 [ 82.511986] RBP: 0000000000003882 R08: 00000000000017a3 R09: 00000000021d1940 [ 82.519253] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000000001be [ 82.526544] R13: 00007ffc87b47760 R14: 0000000000000000 R15: 0000000000000000 [ 82.540519] Mem-Info: [ 82.542965] active_anon:1339208 inactive_anon:196 isolated_anon:0 [ 82.542965] active_file:20 inactive_file:0 isolated_file:3 [ 82.542965] unevictable:0 dirty:3 writeback:6 unstable:0 [ 82.542965] slab_reclaimable:12851 slab_unreclaimable:147970 [ 82.542965] mapped:8 shmem:244 pagetables:16904 bounce:0 [ 82.542965] free:24225 free_pcp:218 free_cma:0 [ 82.575833] Node 0 active_anon:5356836kB inactive_anon:784kB active_file:12kB inactive_file:84kB unevictable:0kB isolated(anon):0kB isolated(file):12kB mapped:28kB dirty:44kB writeback:4kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 5206016kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 82.603303] 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 [ 82.629445] lowmem_reserve[]: 0 2818 6321 6321 [ 82.634018] Node 0 DMA32 free:43644kB min:30052kB low:37564kB high:45076kB active_anon:2610364kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888756kB mlocked:0kB kernel_stack:31712kB pagetables:23584kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 82.662444] lowmem_reserve[]: 0 0 3503 3503 [ 82.666786] Node 0 Normal free:37348kB min:37364kB low:46704kB high:56044kB active_anon:2746472kB inactive_anon:784kB active_file:44kB inactive_file:52kB unevictable:0kB writepending:48kB present:4718592kB managed:3587816kB mlocked:0kB kernel_stack:63008kB pagetables:44032kB bounce:0kB free_pcp:872kB local_pcp:0kB free_cma:0kB [ 82.696926] lowmem_reserve[]: 0 0 0 0 [ 82.700823] 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 [ 82.714474] Node 0 DMA32: 945*4kB (UM) 31*8kB (UME) 4*16kB (UME) 6*32kB (UME) 5*64kB (UME) 1*128kB (U) 2*256kB (UM) 3*512kB (UME) 2*1024kB (UM) 3*2048kB (UME) 7*4096kB (M) = 43644kB [ 82.730915] Node 0 Normal: 1029*4kB (ME) 921*8kB (UME) 421*16kB (UME) 163*32kB (UME) 65*64kB (ME) 29*128kB (ME) 7*256kB (UME) 4*512kB (M) 0*1024kB 1*2048kB (M) 0*4096kB = 37196kB [ 82.747118] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 82.756021] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 82.764639] 344 total pagecache pages [ 82.768468] 0 pages in swap cache [ 82.772010] Swap cache stats: add 0, delete 0, find 0/0 [ 82.777426] Free swap = 0kB [ 82.780521] Total swap = 0kB [ 82.783575] 1965979 pages RAM [ 82.786680] 0 pages HighMem/MovableOnly [ 82.790785] 342859 pages reserved [ 82.794260] 0 pages cma reserved [ 82.797638] Out of memory: Kill process 10020 (syz-executor810) score 0 or sacrifice child [ 82.828977] Killed process 10020 (syz-executor810) total-vm:17852kB, anon-rss:2112kB, file-rss:0kB, shmem-rss:0kB [ 82.918738] syz-executor810 invoked oom-killer: gfp_mask=0x7080c0(GFP_KERNEL_ACCOUNT|__GFP_ZERO), nodemask=(null), order=0, oom_score_adj=0 [ 82.932501] syz-executor810 cpuset=/ mems_allowed=0 [ 82.937564] CPU: 0 PID: 6054 Comm: syz-executor810 Not tainted 4.20.0 #386 [ 82.944573] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 82.953923] Call Trace: [ 82.956519] dump_stack+0x1d3/0x2c6 [ 82.960161] ? dump_stack_print_info.cold.1+0x20/0x20 [ 82.965437] dump_header+0x27b/0xf72 [ 82.969185] ? mark_held_locks+0x130/0x130 [ 82.973912] ? pagefault_out_of_memory+0x197/0x197 [ 82.978884] ? mark_held_locks+0x130/0x130 [ 82.983155] ? __lock_acquire+0x62f/0x4c20 [ 82.987392] ? graph_lock+0x270/0x270 [ 82.991228] ? print_usage_bug+0xc0/0xc0 [ 82.995298] ? print_usage_bug+0xc0/0xc0 [ 82.999373] ? graph_lock+0x270/0x270 [ 83.003178] ? print_usage_bug+0xc0/0xc0 [ 83.007239] ? print_usage_bug+0xc0/0xc0 [ 83.011336] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 83.016887] ? find_held_lock+0x36/0x1c0 [ 83.020984] ? mark_held_locks+0xc7/0x130 [ 83.025168] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 83.030279] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 83.035506] ? lockdep_hardirqs_on+0x421/0x5c0 [ 83.040138] ? trace_hardirqs_on+0xbd/0x310 [ 83.044469] ? kasan_check_read+0x11/0x20 [ 83.048696] ? ___ratelimit+0x36f/0x655 [ 83.052710] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 83.058187] ? trace_hardirqs_on+0x310/0x310 [ 83.062614] ? lock_downgrade+0x900/0x900 [ 83.066803] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 83.071933] ? ___ratelimit+0xaa/0x655 [ 83.075831] ? idr_get_free+0xf70/0xf70 [ 83.079819] ? kasan_check_read+0x11/0x20 [ 83.083978] ? do_raw_spin_unlock+0xa7/0x330 [ 83.088409] oom_kill_process.cold.27+0x10/0x903 [ 83.093180] ? graph_lock+0x270/0x270 [ 83.096984] ? _raw_spin_unlock+0x2c/0x50 [ 83.101152] ? oom_badness+0xe6/0xaa0 [ 83.105130] ? oom_evaluate_task+0x540/0x540 [ 83.109586] ? find_held_lock+0x36/0x1c0 [ 83.113662] ? out_of_memory+0x974/0x1430 [ 83.117821] ? lock_downgrade+0x900/0x900 [ 83.122002] ? check_preemption_disabled+0x48/0x280 [ 83.127041] ? rcu_read_unlock_special+0x1d0/0x1d0 [ 83.131976] ? kasan_check_read+0x11/0x20 [ 83.136130] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 83.141500] ? rcu_softirq_qs+0x20/0x20 [ 83.145520] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 83.150561] ? oom_evaluate_task+0x302/0x540 [ 83.154981] out_of_memory+0xa84/0x1430 [ 83.158979] ? oom_killer_disable+0x3a0/0x3a0 [ 83.163490] ? __alloc_pages_slowpath+0xf5c/0x2df0 [ 83.168444] ? __ww_mutex_check_waiters+0x160/0x160 [ 83.173500] __alloc_pages_slowpath+0x2343/0x2df0 [ 83.178404] ? warn_alloc+0x120/0x120 [ 83.182219] ? graph_lock+0x270/0x270 [ 83.186062] ? graph_lock+0x270/0x270 [ 83.189888] ? check_preemption_disabled+0x48/0x280 [ 83.194922] ? print_usage_bug+0xc0/0xc0 [ 83.199002] ? mark_held_locks+0xc7/0x130 [ 83.203172] ? _raw_spin_unlock_irq+0x27/0x80 [ 83.207700] ? __lock_acquire+0x62f/0x4c20 [ 83.211959] ? finish_task_switch+0x1f4/0x910 [ 83.216477] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 83.221931] ? compat_start_thread+0x80/0x80 [ 83.226348] ? graph_lock+0x270/0x270 [ 83.230166] ? mark_held_locks+0x130/0x130 [ 83.234418] ? kasan_check_write+0x14/0x20 [ 83.238656] ? finish_task_switch+0x2f4/0x910 [ 83.243292] ? __switch_to_asm+0x40/0x70 [ 83.247370] ? __lock_is_held+0xb5/0x140 [ 83.251491] ? ___might_sleep+0x1ed/0x300 [ 83.255641] ? lock_release+0xa00/0xa00 [ 83.259626] ? arch_local_save_flags+0x40/0x40 [ 83.264241] ? __might_sleep+0x95/0x190 [ 83.268235] __alloc_pages_nodemask+0xad8/0xea0 [ 83.272939] ? __alloc_pages_slowpath+0x2df0/0x2df0 [ 83.277969] ? find_held_lock+0x36/0x1c0 [ 83.282051] ? _raw_spin_unlock_irq+0x27/0x80 [ 83.286596] ? _raw_spin_unlock_irq+0x27/0x80 [ 83.291096] ? lockdep_hardirqs_on+0x421/0x5c0 [ 83.295687] ? trace_hardirqs_on+0xbd/0x310 [ 83.300042] ? kasan_check_read+0x11/0x20 [ 83.304203] ? __rwsem_down_write_failed_common+0x1254/0x15e0 [ 83.310100] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 83.315559] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 83.321114] alloc_pages_current+0x10c/0x210 [ 83.325573] get_zeroed_page+0x14/0x50 [ 83.329495] __pud_alloc+0x3b/0x240 [ 83.333132] pud_alloc+0xe1/0x150 [ 83.336593] copy_page_range+0x439/0x26b0 [ 83.340797] ? rb_insert_color_cached+0x14b0/0x14b0 [ 83.345833] ? mark_held_locks+0x130/0x130 [ 83.350118] ? pmd_alloc+0x180/0x180 [ 83.353874] ? graph_lock+0x270/0x270 [ 83.357682] ? kasan_kmalloc+0xc7/0xe0 [ 83.361586] ? kasan_slab_alloc+0x12/0x20 [ 83.365759] ? kmem_cache_alloc+0x12e/0x730 [ 83.370087] ? graph_lock+0x270/0x270 [ 83.373899] ? __x64_sys_clone+0xbf/0x150 [ 83.378058] ? do_syscall_64+0x1b9/0x820 [ 83.382155] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 83.387526] ? lock_downgrade+0x900/0x900 [ 83.391684] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 83.397271] ? check_preemption_disabled+0x48/0x280 [ 83.402312] ? find_held_lock+0x36/0x1c0 [ 83.406399] ? graph_lock+0x270/0x270 [ 83.410223] ? graph_lock+0x270/0x270 [ 83.414060] ? lock_downgrade+0x900/0x900 [ 83.418221] ? find_held_lock+0x36/0x1c0 [ 83.422329] ? copy_process+0x4413/0x8790 [ 83.426495] ? lock_downgrade+0x900/0x900 [ 83.430653] ? lock_release+0xa00/0xa00 [ 83.434638] ? arch_local_save_flags+0x40/0x40 [ 83.439240] ? rwsem_down_write_failed+0xe/0x10 [ 83.443942] ? rwsem_down_write_failed+0xe/0x10 [ 83.448625] ? call_rwsem_down_write_failed+0x17/0x30 [ 83.453838] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 83.458864] ? vma_compute_subtree_gap+0x160/0x240 [ 83.463796] ? validate_mm_rb+0xaa/0xc0 [ 83.467801] ? __vma_link_rb+0x26c/0x370 [ 83.471892] copy_process+0x45e9/0x8790 [ 83.475917] ? __cleanup_sighand+0x70/0x70 [ 83.480155] ? __lock_acquire+0x62f/0x4c20 [ 83.484415] ? __lock_acquire+0x62f/0x4c20 [ 83.488657] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 83.494202] ? check_preemption_disabled+0x48/0x280 [ 83.499239] ? graph_lock+0x270/0x270 [ 83.503054] ? graph_lock+0x270/0x270 [ 83.506884] ? __lock_is_held+0xb5/0x140 [ 83.510954] ? print_usage_bug+0xc0/0xc0 [ 83.515043] ? print_usage_bug+0xc0/0xc0 [ 83.519119] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 83.524662] ? check_preemption_disabled+0x48/0x280 [ 83.529694] ? __lock_is_held+0xb5/0x140 [ 83.533777] ? __lock_acquire+0x62f/0x4c20 [ 83.538030] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 83.543600] ? check_preemption_disabled+0x48/0x280 [ 83.548644] ? mark_held_locks+0x130/0x130 [ 83.552895] ? __find_get_block+0x3be/0xf20 [ 83.557233] ? print_usage_bug+0xc0/0xc0 [ 83.561303] ? __lock_is_held+0xb5/0x140 [ 83.565382] ? graph_lock+0x270/0x270 [ 83.569190] ? print_usage_bug+0xc0/0xc0 [ 83.573265] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 83.578821] ? __lock_acquire+0x62f/0x4c20 [ 83.583078] ? __lock_is_held+0xb5/0x140 [ 83.587177] ? __lock_acquire+0x62f/0x4c20 [ 83.591420] ? print_usage_bug+0xc0/0xc0 [ 83.595498] ? mark_buffer_dirty+0x1c6/0x8e0 [ 83.599920] ? __lock_is_held+0xb5/0x140 [ 83.603998] ? print_usage_bug+0xc0/0xc0 [ 83.608074] ? mark_held_locks+0x130/0x130 [ 83.612327] ? print_usage_bug+0xc0/0xc0 [ 83.616404] ? __lock_acquire+0x62f/0x4c20 [ 83.620698] ? mark_held_locks+0x130/0x130 [ 83.624956] ? kasan_check_write+0x14/0x20 [ 83.629206] ? ext4_mark_iloc_dirty+0x199a/0x2f30 [ 83.634100] ? mark_held_locks+0x130/0x130 [ 83.638355] ? mark_held_locks+0x130/0x130 [ 83.642600] ? find_held_lock+0x36/0x1c0 [ 83.646684] ? find_held_lock+0x36/0x1c0 [ 83.650799] ? graph_lock+0x270/0x270 [ 83.654607] ? lock_downgrade+0x900/0x900 [ 83.658806] ? find_held_lock+0x36/0x1c0 [ 83.662894] ? mntput_no_expire+0x1ba/0xc00 [ 83.667218] ? lock_downgrade+0x900/0x900 [ 83.671387] ? check_preemption_disabled+0x48/0x280 [ 83.676468] ? rcu_read_unlock_special+0x1d0/0x1d0 [ 83.681459] ? kasan_check_read+0x11/0x20 [ 83.685623] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 83.690908] ? lock_downgrade+0x900/0x900 [ 83.695065] _do_fork+0x1cb/0x11d0 [ 83.698621] ? fork_idle+0x1d0/0x1d0 [ 83.702356] ? dput.part.25+0x26d/0x790 [ 83.706340] ? shrink_dcache_sb+0x350/0x350 [ 83.710671] ? check_preemption_disabled+0x48/0x280 [ 83.715772] ? mntput+0x74/0xa0 [ 83.719088] ? do_syscall_64+0x9a/0x820 [ 83.723069] ? do_syscall_64+0x9a/0x820 [ 83.727046] ? lockdep_hardirqs_on+0x421/0x5c0 [ 83.731648] ? trace_hardirqs_on+0xbd/0x310 [ 83.735972] ? __ia32_sys_mknod+0xb0/0xb0 [ 83.740129] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 83.745499] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 83.750975] __x64_sys_clone+0xbf/0x150 [ 83.754965] do_syscall_64+0x1b9/0x820 [ 83.758864] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 83.764235] ? syscall_return_slowpath+0x5e0/0x5e0 [ 83.769171] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 83.774035] ? trace_hardirqs_on_caller+0x310/0x310 [ 83.779101] ? retint_kernel+0x2d/0x2d [ 83.783009] ? prepare_exit_to_usermode+0x291/0x3b0 [ 83.788041] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 83.792903] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 83.798099] RIP: 0033:0x44564a [ 83.801312] Code: f7 d8 64 89 04 25 d4 02 00 00 64 4c 8b 0c 25 10 00 00 00 31 d2 4d 8d 91 d0 02 00 00 31 f6 bf 11 00 20 01 b8 38 00 00 00 0f 05 <48> 3d 00 f0 ff ff 0f 87 f5 00 00 00 85 c0 41 89 c5 0f 85 fc 00 00 [ 83.820230] RSP: 002b:00007ffc87b476c0 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 83.827963] RAX: ffffffffffffffda RBX: 00007ffc87b476c0 RCX: 000000000044564a [ 83.835234] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000001200011 [ 83.842536] RBP: 00007ffc87b47700 R08: 00000000000017a6 R09: 00000000021d1940 [ 83.849824] R10: 00000000021d1c10 R11: 0000000000000246 R12: 00000000000017a6 [ 83.857102] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 83.878932] Mem-Info: [ 83.881381] active_anon:1338705 inactive_anon:196 isolated_anon:0 [ 83.881381] active_file:41 inactive_file:58 isolated_file:51 [ 83.881381] unevictable:0 dirty:9 writeback:0 unstable:0 [ 83.881381] slab_reclaimable:12855 slab_unreclaimable:148033 [ 83.881381] mapped:143 shmem:244 pagetables:16910 bounce:0 [ 83.881381] free:24092 free_pcp:607 free_cma:0 [ 83.938963] Node 0 active_anon:5354820kB inactive_anon:784kB active_file:164kB inactive_file:232kB unevictable:0kB isolated(anon):0kB isolated(file):204kB mapped:472kB dirty:36kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 5203968kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 83.998934] 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 [ 84.048924] lowmem_reserve[]: 0 2818 6321 6321 [ 84.053527] Node 0 DMA32 free:43524kB min:30052kB low:37564kB high:45076kB active_anon:2608360kB inactive_anon:0kB active_file:180kB inactive_file:152kB unevictable:0kB writepending:12kB present:3129332kB managed:2888756kB mlocked:0kB kernel_stack:31776kB pagetables:23608kB bounce:0kB free_pcp:1412kB local_pcp:612kB free_cma:0kB [ 84.118929] lowmem_reserve[]: 0 0 3503 3503 [ 84.123296] Node 0 Normal free:36936kB min:37364kB low:46704kB high:56044kB active_anon:2746460kB inactive_anon:784kB active_file:108kB inactive_file:144kB unevictable:0kB writepending:24kB present:4718592kB managed:3587816kB mlocked:0kB kernel_stack:63008kB pagetables:44032kB bounce:0kB free_pcp:1152kB local_pcp:720kB free_cma:0kB [ 84.184632] lowmem_reserve[]: 0 0 0 0 [ 84.193224] 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 [ 84.228932] Node 0 DMA32: 833*4kB (UME) 32*8kB (UME) 7*16kB (UME) 8*32kB (UME) 9*64kB (UME) 2*128kB (UE) 3*256kB (UME) 1*512kB (M) 2*1024kB (UM) 4*2048kB (UME) 7*4096kB (M) = 44980kB [ 84.259562] Node 0 Normal: 892*4kB (UME) 923*8kB (UME) 421*16kB (UME) 162*32kB (ME) 65*64kB (ME) 30*128kB (UME) 6*256kB (ME) 4*512kB (M) 0*1024kB 1*2048kB (M) 0*4096kB = 36504kB [ 84.278131] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 84.287886] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 84.296519] 515 total pagecache pages [ 84.300397] 0 pages in swap cache [ 84.303865] Swap cache stats: add 0, delete 0, find 0/0 [ 84.309271] Free swap = 0kB [ 84.312290] Total swap = 0kB [ 84.315311] 1965979 pages RAM [ 84.318446] 0 pages HighMem/MovableOnly [ 84.322484] 342859 pages reserved [ 84.325940] 0 pages cma reserved [ 84.329590] Out of memory: Kill process 10100 (syz-executor810) score 0 or sacrifice child [ 84.338210] Killed process 10100 (syz-executor810) total-vm:17852kB, anon-rss:2112kB, file-rss:0kB, shmem-rss:0kB [ 84.352889] oom_reaper: reaped process 10100 (syz-executor810), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 87.625833] syz-executor810 (14544) used greatest stack depth: 3688 bytes left executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 92.713543] syz-executor810 invoked oom-killer: gfp_mask=0x6280ca(GFP_HIGHUSER_MOVABLE|__GFP_ZERO), nodemask=(null), order=0, oom_score_adj=0 [ 92.749743] syz-executor810 cpuset=/ mems_allowed=0 [ 92.754804] CPU: 1 PID: 14577 Comm: syz-executor810 Not tainted 4.20.0 #386 [ 92.761920] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 92.771290] Call Trace: [ 92.773914] dump_stack+0x1d3/0x2c6 [ 92.777551] ? dump_stack_print_info.cold.1+0x20/0x20 [ 92.782796] dump_header+0x27b/0xf72 [ 92.786530] ? mark_held_locks+0x130/0x130 [ 92.790780] ? pagefault_out_of_memory+0x197/0x197 [ 92.795740] ? mark_held_locks+0x130/0x130 [ 92.799982] ? __lock_acquire+0x62f/0x4c20 [ 92.804250] ? lockdep_hardirqs_on+0x421/0x5c0 [ 92.808885] ? retint_kernel+0x2d/0x2d [ 92.812791] ? trace_hardirqs_on_caller+0xc0/0x310 [ 92.817744] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 92.822514] ? graph_lock+0x270/0x270 [ 92.826314] ? print_usage_bug+0xc0/0xc0 [ 92.830386] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 92.835944] ? find_held_lock+0x36/0x1c0 [ 92.840015] ? mark_held_locks+0xc7/0x130 [ 92.844173] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 92.849277] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 92.854386] ? lockdep_hardirqs_on+0x421/0x5c0 [ 92.858970] ? trace_hardirqs_on+0xbd/0x310 [ 92.863294] ? kasan_check_read+0x11/0x20 [ 92.867445] ? ___ratelimit+0x36f/0x655 [ 92.871430] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 92.876883] ? trace_hardirqs_on+0x310/0x310 [ 92.881292] ? lock_downgrade+0x900/0x900 [ 92.885446] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 92.890555] ? ___ratelimit+0xaa/0x655 [ 92.894445] ? idr_get_free+0xf70/0xf70 [ 92.898437] oom_kill_process.cold.27+0x10/0x903 [ 92.903221] ? graph_lock+0x270/0x270 [ 92.907034] ? rcu_gp_kthread+0xc70/0xc70 [ 92.911263] ? oom_evaluate_task+0x540/0x540 [ 92.915677] ? find_held_lock+0x36/0x1c0 [ 92.919756] ? out_of_memory+0x974/0x1430 [ 92.923900] ? lock_downgrade+0x900/0x900 [ 92.928066] ? __rcu_read_unlock+0x2d6/0x2e0 [ 92.932491] ? rcu_read_unlock_special+0x1d0/0x1d0 [ 92.937414] ? kasan_check_read+0x11/0x20 [ 92.941577] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 92.946853] ? rcu_softirq_qs+0x20/0x20 [ 92.950831] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 92.955849] ? oom_evaluate_task+0x302/0x540 [ 92.960266] out_of_memory+0xa84/0x1430 [ 92.964263] ? oom_killer_disable+0x3a0/0x3a0 [ 92.968796] ? __alloc_pages_slowpath+0xf5c/0x2df0 [ 92.973963] ? __ww_mutex_check_waiters+0x160/0x160 [ 92.979005] __alloc_pages_slowpath+0x2343/0x2df0 [ 92.983864] ? __lock_acquire+0x62f/0x4c20 [ 92.988174] ? warn_alloc+0x120/0x120 [ 92.991977] ? __lock_acquire+0x62f/0x4c20 [ 92.996213] ? is_bpf_text_address+0xac/0x170 [ 93.000756] ? __lock_acquire+0x62f/0x4c20 [ 93.005003] ? __rb_insert_augmented+0x3b2/0x1890 [ 93.009887] ? unwind_get_return_address+0x61/0xa0 [ 93.014818] ? graph_lock+0x270/0x270 [ 93.018647] ? __lock_is_held+0xb5/0x140 [ 93.022764] ? ___might_sleep+0x1ed/0x300 [ 93.026943] ? lock_release+0xa00/0xa00 [ 93.030936] ? arch_local_save_flags+0x40/0x40 [ 93.035583] ? __might_sleep+0x95/0x190 [ 93.039577] __alloc_pages_nodemask+0xad8/0xea0 [ 93.044253] ? __anon_vma_prepare+0x325/0x6c0 [ 93.048780] ? __alloc_pages_slowpath+0x2df0/0x2df0 [ 93.053839] ? up_write+0x7b/0x220 [ 93.057386] ? down_write_nested+0x130/0x130 [ 93.061821] ? __anon_vma_prepare+0x353/0x6c0 [ 93.066365] ? anon_vma_fork+0x820/0x820 [ 93.070463] ? pmd_val+0x88/0x100 [ 93.073956] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 93.079495] alloc_pages_vma+0xdd/0x540 [ 93.083479] __handle_mm_fault+0x26ed/0x5670 [ 93.087911] ? vmf_insert_mixed_mkwrite+0x40/0x40 [ 93.092802] ? graph_lock+0x270/0x270 [ 93.096632] ? print_usage_bug+0xc0/0xc0 [ 93.100702] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 93.106393] ? graph_lock+0x270/0x270 [ 93.110199] ? graph_lock+0x270/0x270 [ 93.114024] ? handle_mm_fault+0x42a/0xc70 [ 93.118281] ? lock_downgrade+0x900/0x900 [ 93.122450] ? check_preemption_disabled+0x48/0x280 [ 93.127484] ? rcu_read_unlock_special+0x1d0/0x1d0 [ 93.132422] ? kasan_check_read+0x11/0x20 [ 93.136570] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 93.141848] ? rcu_softirq_qs+0x20/0x20 [ 93.145820] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 93.151273] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 93.156823] ? check_preemption_disabled+0x48/0x280 [ 93.161845] handle_mm_fault+0x54f/0xc70 [ 93.165905] ? __handle_mm_fault+0x5670/0x5670 [ 93.170493] ? find_vma+0x34/0x190 [ 93.174041] __do_page_fault+0x5e8/0xe60 [ 93.178097] ? trace_hardirqs_off+0xb8/0x310 [ 93.182523] do_page_fault+0xf2/0x7e0 [ 93.186323] ? vmalloc_sync_all+0x30/0x30 [ 93.190494] ? error_entry+0x70/0xd0 [ 93.194208] ? trace_hardirqs_off_caller+0xbb/0x310 [ 93.199227] ? trace_hardirqs_on_caller+0xc0/0x310 [ 93.204164] ? syscall_return_slowpath+0x5e0/0x5e0 [ 93.209138] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 93.213988] ? trace_hardirqs_on_caller+0x310/0x310 [ 93.219004] ? trace_hardirqs_off+0x310/0x310 [ 93.223502] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 93.228519] ? prepare_exit_to_usermode+0x291/0x3b0 [ 93.233581] ? page_fault+0x8/0x30 [ 93.237136] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 93.242015] ? page_fault+0x8/0x30 [ 93.245566] page_fault+0x1e/0x30 [ 93.249056] RIP: 0033:0x403acf [ 93.252283] Code: 0f 84 c8 02 00 00 48 83 bd 78 ff ff ff 00 0f 84 f9 04 00 00 48 8b 95 68 ff ff ff 44 89 95 38 ff ff ff 4c 8d ac 10 00 f7 ff ff <49> 89 85 90 06 00 00 49 8d 85 10 03 00 00 49 89 95 98 06 00 00 41 [ 93.271192] RSP: 002b:00007ffc87b47620 EFLAGS: 00010206 [ 93.276547] RAX: 00007f24419a4000 RBX: 0000000000020000 RCX: 0000000000446eaa [ 93.283814] RDX: 0000000000021000 RSI: 0000000000021000 RDI: 0000000000000000 [ 93.291104] RBP: 00007ffc87b47700 R08: ffffffffffffffff R09: 0000000000000000 [ 93.298372] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffc87b47720 [ 93.305639] R13: 00007f24419c4700 R14: 0000000000000004 R15: 00000000006dcd2c [ 93.314565] Mem-Info: [ 93.317007] active_anon:1338843 inactive_anon:196 isolated_anon:0 [ 93.317007] active_file:51 inactive_file:63 isolated_file:22 [ 93.317007] unevictable:0 dirty:5 writeback:1 unstable:0 [ 93.317007] slab_reclaimable:12867 slab_unreclaimable:147876 [ 93.317007] mapped:111 shmem:244 pagetables:16966 bounce:0 [ 93.317007] free:24144 free_pcp:186 free_cma:0 [ 93.350260] Node 0 active_anon:5355372kB inactive_anon:784kB active_file:204kB inactive_file:252kB unevictable:0kB isolated(anon):0kB isolated(file):88kB mapped:444kB dirty:20kB writeback:4kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 5203968kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 93.377973] 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 [ 93.404150] lowmem_reserve[]: 0 2818 6321 6321 [ 93.408758] Node 0 DMA32 free:43932kB min:30052kB low:37564kB high:45076kB active_anon:2608500kB inactive_anon:0kB active_file:24kB inactive_file:4kB unevictable:0kB writepending:4kB present:3129332kB managed:2888756kB mlocked:0kB kernel_stack:31872kB pagetables:23684kB bounce:0kB free_pcp:4kB local_pcp:0kB free_cma:0kB [ 93.447708] lowmem_reserve[]: 0 0 3503 3503 [ 93.452152] Node 0 Normal free:37240kB min:37364kB low:46704kB high:56044kB active_anon:2746872kB inactive_anon:784kB active_file:180kB inactive_file:332kB unevictable:0kB writepending:20kB present:4718592kB managed:3587816kB mlocked:0kB kernel_stack:63136kB pagetables:44180kB bounce:0kB free_pcp:184kB local_pcp:0kB free_cma:0kB [ 93.481662] lowmem_reserve[]: 0 0 0 0 [ 93.485485] 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 [ 93.499171] Node 0 DMA32: 886*4kB (UM) 29*8kB (M) 9*16kB (UME) 10*32kB (UME) 4*64kB (ME) 2*128kB (UE) 3*256kB (UME) 2*512kB (UM) 1*1024kB (M) 4*2048kB (UME) 7*4096kB (M) = 44432kB [ 93.515544] Node 0 Normal: 976*4kB (UME) 923*8kB (ME) 487*16kB (UME) 164*32kB (UME) 67*64kB (UME) 30*128kB (UME) 7*256kB (UME) 5*512kB (UM) 1*1024kB (U) 0*2048kB 0*4096kB = 37832kB [ 93.533612] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 93.542495] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 93.551153] 351 total pagecache pages [ 93.554966] 0 pages in swap cache [ 93.558448] Swap cache stats: add 0, delete 0, find 0/0 [ 93.565180] Free swap = 0kB [ 93.570313] Total swap = 0kB [ 93.573361] 1965979 pages RAM [ 93.576464] 0 pages HighMem/MovableOnly [ 93.581442] 342859 pages reserved [ 93.585076] 0 pages cma reserved [ 93.588452] Out of memory: Kill process 10102 (syz-executor810) score 0 or sacrifice child [ 93.596993] Killed process 10102 (syz-executor810) total-vm:17852kB, anon-rss:2112kB, file-rss:0kB, shmem-rss:0kB [ 96.499095] syz-executor810 invoked oom-killer: gfp_mask=0x6200ca(GFP_HIGHUSER_MOVABLE), nodemask=(null), order=0, oom_score_adj=0 [ 96.518970] syz-executor810 cpuset=/ mems_allowed=0 [ 96.524264] CPU: 1 PID: 6052 Comm: syz-executor810 Not tainted 4.20.0 #386 [ 96.531285] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 96.540743] Call Trace: [ 96.543410] dump_stack+0x1d3/0x2c6 [ 96.547050] ? dump_stack_print_info.cold.1+0x20/0x20 [ 96.552318] ? mark_held_locks+0x130/0x130 [ 96.556594] ? mark_held_locks+0x130/0x130 [ 96.560891] dump_header+0x27b/0xf72 [ 96.564636] ? pagefault_out_of_memory+0x197/0x197 [ 96.569584] ? mark_held_locks+0x130/0x130 [ 96.573867] ? __lock_acquire+0x62f/0x4c20 [ 96.578134] ? __switch_to_asm+0x34/0x70 [ 96.582213] ? __switch_to_asm+0x40/0x70 [ 96.586285] ? __switch_to_asm+0x34/0x70 [ 96.590368] ? __switch_to_asm+0x40/0x70 [ 96.594433] ? __switch_to_asm+0x34/0x70 [ 96.598546] ? __switch_to_asm+0x40/0x70 [ 96.602670] ? graph_lock+0x270/0x270 [ 96.606500] ? print_usage_bug+0xc0/0xc0 [ 96.610588] ? __sched_text_start+0x8/0x8 [ 96.614766] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 96.620335] ? find_held_lock+0x36/0x1c0 [ 96.624443] ? mark_held_locks+0xc7/0x130 [ 96.628609] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 96.633711] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 96.638828] ? lockdep_hardirqs_on+0x421/0x5c0 [ 96.643414] ? trace_hardirqs_on+0xbd/0x310 [ 96.647775] ? kasan_check_read+0x11/0x20 [ 96.651929] ? ___ratelimit+0x36f/0x655 [ 96.655925] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 96.661408] ? trace_hardirqs_on+0x310/0x310 [ 96.665838] ? lock_downgrade+0x900/0x900 [ 96.669996] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 96.675104] ? ___ratelimit+0xaa/0x655 [ 96.679011] ? idr_get_free+0xf70/0xf70 [ 96.683005] oom_kill_process.cold.27+0x10/0x903 [ 96.687772] ? graph_lock+0x270/0x270 [ 96.691580] ? rcu_gp_kthread+0xc70/0xc70 [ 96.695744] ? oom_evaluate_task+0x540/0x540 [ 96.700178] ? find_held_lock+0x36/0x1c0 [ 96.704270] ? out_of_memory+0x974/0x1430 [ 96.708475] ? lock_downgrade+0x900/0x900 [ 96.712642] ? __rcu_read_unlock+0x2d6/0x2e0 [ 96.717071] ? rcu_read_unlock_special+0x1d0/0x1d0 [ 96.722002] ? kasan_check_read+0x11/0x20 [ 96.726156] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 96.731466] ? rcu_softirq_qs+0x20/0x20 [ 96.735448] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 96.740465] ? oom_evaluate_task+0x302/0x540 [ 96.744920] out_of_memory+0xa84/0x1430 [ 96.748909] ? oom_killer_disable+0x3a0/0x3a0 [ 96.753425] ? __alloc_pages_slowpath+0xf5c/0x2df0 [ 96.758362] ? __ww_mutex_check_waiters+0x160/0x160 [ 96.763395] __alloc_pages_slowpath+0x2343/0x2df0 [ 96.768295] ? kasan_check_read+0x11/0x20 [ 96.772492] ? warn_alloc+0x120/0x120 [ 96.776291] ? mark_held_locks+0x130/0x130 [ 96.780532] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 96.785641] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 96.791283] ? PageHuge+0x183/0x2b0 [ 96.794951] ? vma_kernel_pagesize+0xb0/0xb0 [ 96.799375] ? debug_object_active_state+0x2f5/0x4d0 [ 96.804501] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 96.809619] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 96.814716] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 96.820252] ? page_trans_huge_map_swapcount+0xbae/0x1270 [ 96.825803] ? debug_object_active_state+0x2f5/0x4d0 [ 96.830893] ? page_swapcount+0x1d0/0x1d0 [ 96.835042] ? graph_lock+0x270/0x270 [ 96.838831] ? lockdep_hardirqs_on+0x421/0x5c0 [ 96.843411] ? trace_hardirqs_on+0xbd/0x310 [ 96.847780] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 96.853062] ? call_rcu+0xb/0x10 [ 96.856449] ? __lock_is_held+0xb5/0x140 [ 96.860524] ? rcu_is_watching+0x30/0x30 [ 96.864611] ? ___might_sleep+0x1ed/0x300 [ 96.868770] ? lock_release+0xa00/0xa00 [ 96.872757] ? arch_local_save_flags+0x40/0x40 [ 96.877344] ? _raw_write_unlock_irq+0x27/0x80 [ 96.881960] ? lockdep_hardirqs_on+0x421/0x5c0 [ 96.886561] ? __might_sleep+0x95/0x190 [ 96.890586] __alloc_pages_nodemask+0xad8/0xea0 [ 96.895272] ? __alloc_pages_slowpath+0x2df0/0x2df0 [ 96.900322] ? print_usage_bug+0xc0/0xc0 [ 96.904412] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 96.909954] ? reuse_swap_page+0x4bd/0x1520 [ 96.914291] ? swp_swapcount+0x530/0x530 [ 96.918365] ? __lock_acquire+0x62f/0x4c20 [ 96.922611] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 96.928191] alloc_pages_vma+0xdd/0x540 [ 96.932196] wp_page_copy+0x29c/0x18a0 [ 96.936124] ? graph_lock+0x270/0x270 [ 96.939938] ? pmd_devmap_trans_unstable+0x1c0/0x1c0 [ 96.945097] ? _raw_spin_unlock_irq+0x27/0x80 [ 96.949623] ? find_held_lock+0x36/0x1c0 [ 96.953734] ? do_wp_page+0x76c/0x1690 [ 96.957650] ? lock_downgrade+0x900/0x900 [ 96.961814] ? kasan_check_write+0x14/0x20 [ 96.966056] ? kasan_check_read+0x11/0x20 [ 96.970433] ? do_raw_spin_unlock+0xa7/0x330 [ 96.974836] ? do_raw_spin_trylock+0x270/0x270 [ 96.979704] ? __pte_alloc_kernel+0x220/0x220 [ 96.984231] ? __lock_acquire+0x62f/0x4c20 [ 96.988475] ? __lock_acquire+0x62f/0x4c20 [ 96.992718] do_wp_page+0x774/0x1690 [ 96.996481] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 97.001200] ? lock_acquire+0x1ed/0x520 [ 97.005236] ? kasan_check_read+0x11/0x20 [ 97.009395] ? do_raw_spin_lock+0x14f/0x350 [ 97.013784] ? rwlock_bug.part.2+0x90/0x90 [ 97.018049] ? pte_offset_kernel+0xf0/0xf0 [ 97.022294] __handle_mm_fault+0x2e90/0x5670 [ 97.026737] ? vmf_insert_mixed_mkwrite+0x40/0x40 [ 97.031608] ? graph_lock+0x270/0x270 [ 97.035435] ? print_usage_bug+0xc0/0xc0 [ 97.039518] ? __might_fault+0x12b/0x1e0 [ 97.043588] ? graph_lock+0x270/0x270 [ 97.047393] ? graph_lock+0x270/0x270 [ 97.051229] ? handle_mm_fault+0x42a/0xc70 [ 97.055522] ? lock_downgrade+0x900/0x900 [ 97.059693] ? check_preemption_disabled+0x48/0x280 [ 97.064774] ? rcu_read_unlock_special+0x1d0/0x1d0 [ 97.069842] ? kasan_check_read+0x11/0x20 [ 97.073997] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 97.079275] ? rcu_softirq_qs+0x20/0x20 [ 97.083255] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 97.088724] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 97.094281] ? check_preemption_disabled+0x48/0x280 [ 97.099337] handle_mm_fault+0x54f/0xc70 [ 97.103921] ? __handle_mm_fault+0x5670/0x5670 [ 97.108514] ? find_vma+0x34/0x190 [ 97.112089] __do_page_fault+0x5e8/0xe60 [ 97.116158] ? trace_hardirqs_off+0xb8/0x310 [ 97.120579] do_page_fault+0xf2/0x7e0 [ 97.124410] ? vmalloc_sync_all+0x30/0x30 [ 97.128564] ? error_entry+0x70/0xd0 [ 97.132318] ? trace_hardirqs_off_caller+0xbb/0x310 [ 97.137335] ? trace_hardirqs_on_caller+0xc0/0x310 [ 97.142287] ? syscall_return_slowpath+0x5e0/0x5e0 [ 97.147220] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 97.152098] ? trace_hardirqs_on_caller+0x310/0x310 [ 97.157125] ? trace_hardirqs_off+0x310/0x310 [ 97.161631] ? prepare_exit_to_usermode+0x291/0x3b0 [ 97.166655] ? page_fault+0x8/0x30 [ 97.170215] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 97.175132] ? page_fault+0x8/0x30 [ 97.178687] page_fault+0x1e/0x30 [ 97.182164] RIP: 0033:0x40114c [ 97.185400] Code: 81 ec b8 10 00 00 49 89 fd 64 48 8b 04 25 28 00 00 00 48 89 84 24 a8 10 00 00 31 c0 41 be 00 00 00 00 be 02 00 00 00 4c 89 ef 0f 87 04 00 85 c0 74 ef 4c 89 ef e8 f3 3e 04 00 49 89 c4 48 85 [ 97.204317] RSP: 002b:00007ffc87b46620 EFLAGS: 00010246 [ 97.209690] RAX: 0000000000000000 RBX: 0000000000003908 RCX: 0000000000405eba [ 97.216981] RDX: 0000000040000001 RSI: 0000000000000002 RDI: 00007ffc87b47760 [ 97.224257] RBP: 0000000000003908 R08: 00000000000017a4 R09: 00000000021d1940 [ 97.231533] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000000001d6 [ 97.238804] R13: 00007ffc87b47760 R14: 0000000000000000 R15: 0000000000000000 [ 97.279376] Mem-Info: [ 97.282934] active_anon:1338409 inactive_anon:196 isolated_anon:0 [ 97.282934] active_file:24 inactive_file:17 isolated_file:48 [ 97.282934] unevictable:0 dirty:13 writeback:1 unstable:0 [ 97.282934] slab_reclaimable:12886 slab_unreclaimable:148242 [ 97.282934] mapped:28 shmem:244 pagetables:16998 bounce:0 [ 97.282934] free:24288 free_pcp:354 free_cma:0 [ 97.316418] Node 0 active_anon:5353636kB inactive_anon:784kB active_file:96kB inactive_file:68kB unevictable:0kB isolated(anon):0kB isolated(file):192kB mapped:112kB dirty:52kB writeback:4kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 5201920kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 97.344290] 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 [ 97.371458] lowmem_reserve[]: 0 2818 6321 6321 [ 97.376078] Node 0 DMA32 free:44284kB min:30052kB low:37564kB high:45076kB active_anon:2606676kB inactive_anon:0kB active_file:48kB inactive_file:488kB unevictable:0kB writepending:32kB present:3129332kB managed:2888756kB mlocked:0kB kernel_stack:32128kB pagetables:23768kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 97.405047] lowmem_reserve[]: 0 0 3503 3503 [ 97.428936] Node 0 Normal free:37208kB min:37364kB low:46704kB high:56044kB active_anon:2746960kB inactive_anon:784kB active_file:0kB inactive_file:220kB unevictable:0kB writepending:24kB present:4718592kB managed:3587816kB mlocked:0kB kernel_stack:63040kB pagetables:44224kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 97.491219] lowmem_reserve[]: 0 0 0 0 [ 97.497909] 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 [ 97.512642] Node 0 DMA32: 763*4kB (UME) 31*8kB (UM) 9*16kB (UME) 13*32kB (UME) 3*64kB (ME) 0*128kB 2*256kB (ME) 2*512kB (UM) 2*1024kB (UM) 4*2048kB (ME) 7*4096kB (M) = 44500kB [ 97.549318] Node 0 Normal: 1036*4kB (UME) 930*8kB (UME) 448*16kB (UME) 168*32kB (UME) 67*64kB (UME) 30*128kB (UME) 7*256kB (UME) 5*512kB (UM) 1*1024kB (U) 0*2048kB 0*4096kB = 37632kB [ 97.577130] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 97.586590] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 97.596231] 377 total pagecache pages [ 97.602319] 0 pages in swap cache [ 97.605969] Swap cache stats: add 0, delete 0, find 0/0 [ 97.611678] Free swap = 0kB [ 97.614859] Total swap = 0kB [ 97.618033] 1965979 pages RAM [ 97.621329] 0 pages HighMem/MovableOnly [ 97.625494] 342859 pages reserved [ 97.629152] 0 pages cma reserved [ 97.632681] Out of memory: Kill process 10176 (syz-executor810) score 0 or sacrifice child [ 97.642265] Killed process 10176 (syz-executor810) total-vm:17852kB, anon-rss:2112kB, file-rss:0kB, shmem-rss:0kB [ 97.654651] oom_reaper: reaped process 10176 (syz-executor810), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 102.407222] Kernel panic - not syncing: corrupted stack end detected inside scheduler [ 102.415689] CPU: 0 PID: 21 Comm: kworker/u4:1 Not tainted 4.20.0 #386 [ 102.422708] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 102.432097] Workqueue: writeback wb_workfn (flush-8:0) [ 102.437372] Call Trace: [ 102.439961] dump_stack+0x1d3/0x2c6 [ 102.443646] ? dump_stack_print_info.cold.1+0x20/0x20 [ 102.448852] panic+0x2ad/0x55c [ 102.452078] ? add_taint.cold.5+0x16/0x16 [ 102.456249] ? _raw_spin_unlock_irq+0x60/0x80 [ 102.460765] ? finish_task_switch+0x1b4/0x910 [ 102.465290] ? __switch_to_asm+0x34/0x70 [ 102.469403] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 102.474995] ? check_preemption_disabled+0x48/0x280 [ 102.480039] ? check_preemption_disabled+0x3a/0x280 [ 102.485068] __schedule+0x1ec6/0x1ed0 [ 102.488904] ? print_usage_bug+0xc0/0xc0 [ 102.492970] ? __switch_to_asm+0x40/0x70 [ 102.497033] ? __switch_to_asm+0x34/0x70 [ 102.501095] ? __switch_to_asm+0x40/0x70 [ 102.505165] ? __sched_text_start+0x8/0x8 [ 102.509369] ? __schedule+0x874/0x1ed0 [ 102.513289] ? __sched_text_start+0x8/0x8 [ 102.517477] ? mark_held_locks+0xc7/0x130 [ 102.521658] ? kasan_check_read+0x11/0x20 [ 102.525830] ? preempt_schedule_irq+0x5e/0x110 [ 102.530437] ? preempt_schedule_irq+0x5e/0x110 [ 102.535068] ? lockdep_hardirqs_on+0x421/0x5c0 [ 102.539671] ? trace_hardirqs_on+0xbd/0x310 [ 102.544024] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 102.548822] ? retint_kernel+0x1b/0x2d [ 102.552724] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 102.558220] ? retint_kernel+0x2d/0x2d [ 102.562130] ? trace_hardirqs_on_caller+0xc0/0x310 [ 102.567078] ? graph_lock+0x270/0x270 [ 102.570922] preempt_schedule_irq+0x87/0x110 [ 102.575339] retint_kernel+0x1b/0x2d [ 102.579101] RIP: 0010:debug_lockdep_rcu_enabled+0x77/0x90 [ 102.584642] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 1c 8b 05 b6 85 ae 08 85 c0 74 07 e8 29 ff ff ff <5d> c3 31 c0 5d c3 e8 9e b8 59 00 eb ad e8 97 b8 59 00 eb dd 0f 1f [ 102.603544] RSP: 0018:ffff8881d9449528 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 102.611251] RAX: 0000000000000001 RBX: 0000000000409000 RCX: ffffffff81b66ff0 [ 102.618503] RDX: 0000000000000000 RSI: 0000000000000752 RDI: ffff8881d9442dfc [ 102.625757] RBP: ffff8881d9449528 R08: ffff8881d9442580 R09: fffff94000e223fe [ 102.633006] R10: fffff94000e223fe R11: ffffea0007111ff3 R12: 1ffff1103b2892a8 [ 102.640287] R13: 0000000000000000 R14: ffffffff88337fc0 R15: 0000000000000752 [ 102.647562] ? rmap_walk_file+0x710/0x1190 [ 102.651817] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 102.656729] ___might_sleep+0x6e/0x300 [ 102.660629] ? arch_local_save_flags+0x40/0x40 [ 102.665218] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 102.670257] ? vma_interval_tree_iter_next+0xf7/0x240 [ 102.675452] rmap_walk_file+0x73f/0x1190 [ 102.679504] ? page_mkclean_one+0x7d0/0x7d0 [ 102.683839] ? page_mkclean_one+0x7d0/0x7d0 [ 102.688150] ? trace_hardirqs_on+0xbd/0x310 [ 102.692460] ? __remove_mapping+0x932/0x1af0 [ 102.696856] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 102.702294] ? mark_held_locks+0x130/0x130 [ 102.706534] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 102.711652] ? __remove_mapping+0xb19/0x1af0 [ 102.716075] ? kasan_check_read+0x11/0x20 [ 102.720206] ? total_mapcount+0x2c8/0x940 [ 102.724358] ? vma_adjust_trans_huge+0x310/0x310 [ 102.729102] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 102.734622] ? page_mapped+0x366/0x810 [ 102.738510] ? mark_held_locks+0xc7/0x130 [ 102.742661] ? page_mapping+0xa50/0xa50 [ 102.746636] ? free_unref_page_list+0xc0c/0x11e0 [ 102.751376] ? lockdep_hardirqs_on+0x421/0x5c0 [ 102.755951] rmap_walk+0x22c/0x350 [ 102.759582] ? page_get_anon_vma+0x6d0/0x6d0 [ 102.764000] ? rmap_walk+0x231/0x350 [ 102.767740] ? page_get_anon_vma+0x6d0/0x6d0 [ 102.772178] try_to_unmap+0x1f3/0xa40 [ 102.776022] ? rmap_walk_locked+0x360/0x360 [ 102.778591] init invoked oom-killer: gfp_mask=0x6200ca(GFP_HIGHUSER_MOVABLE), nodemask=(null), order=0, oom_score_adj=0 [ 102.780351] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 102.780527] ? page_remove_rmap+0x1a30/0x1a30 [ 102.780546] ? page_not_mapped+0x20/0x20 [ 102.780561] ? __anon_vma_prepare+0x6c0/0x6c0 [ 102.791614] init cpuset=/ mems_allowed=0 [ 102.797109] ? page_referenced+0x2d5/0xaa0 [ 102.797127] ? page_mapping+0xa50/0xa50 [ 102.797143] ? rmap_walk+0x350/0x350 [ 102.826215] ? kasan_check_read+0x11/0x20 [ 102.830370] ? rcu_softirq_qs+0x20/0x20 [ 102.834379] ? page_mapcount_is_zero+0x30/0x30 [ 102.839075] ? __anon_vma_prepare+0x6c0/0x6c0 [ 102.843581] ? page_evictable+0x305/0x540 [ 102.847741] ? kswapd_stop+0x100/0x100 [ 102.851674] ? ___might_sleep+0x1ed/0x300 [ 102.855838] ? arch_local_save_flags+0x40/0x40 [ 102.860443] ? mark_held_locks+0x130/0x130 [ 102.864694] shrink_page_list+0x72b8/0xc620 [ 102.869044] ? page_evictable+0x540/0x540 [ 102.873201] ? print_usage_bug+0xc0/0xc0 [ 102.877288] ? graph_lock+0x270/0x270 [ 102.881132] ? graph_lock+0x270/0x270 [ 102.884941] ? mark_held_locks+0xc7/0x130 [ 102.889123] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 102.894694] ? page_mapped+0x366/0x810 [ 102.898588] ? __lock_is_held+0xb5/0x140 [ 102.902654] ? find_held_lock+0x36/0x1c0 [ 102.906790] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 102.912349] ? xas_descend+0x201/0x510 [ 102.916252] ? xa_destroy+0x4d0/0x4d0 [ 102.920061] ? __lock_is_held+0xb5/0x140 [ 102.924224] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 102.929244] ? xas_create+0x2bf/0x1170 [ 102.933154] ? print_usage_bug+0xc0/0xc0 [ 102.937220] ? check_pte+0x5a0/0x5a0 [ 102.940944] ? __sanitizer_cov_trace_cmp1+0x17/0x20 [ 102.945965] ? workingset_update_node+0x4e7/0xb50 [ 102.950826] ? count_shadow_nodes+0x670/0x670 [ 102.955365] ? __lock_acquire+0x62f/0x4c20 [ 102.959610] ? count_shadow_nodes+0x670/0x670 [ 102.964157] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 102.969773] ? xas_store+0x53a/0x1710 [ 102.974056] ? mark_held_locks+0x130/0x130 [ 102.978317] ? xas_create_range+0x5c0/0x5c0 [ 102.982646] ? PageHuge+0x183/0x2b0 [ 102.986294] ? vma_kernel_pagesize+0xb0/0xb0 [ 102.990755] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 102.996308] ? xas_clear_mark+0x2f5/0x360 [ 103.000506] ? graph_lock+0x270/0x270 [ 103.004311] ? print_usage_bug+0xc0/0xc0 [ 103.008384] ? __delete_from_page_cache+0xae7/0x10e0 [ 103.013507] ? find_held_lock+0x36/0x1c0 [ 103.017582] ? graph_lock+0x270/0x270 [ 103.021405] ? print_usage_bug+0xc0/0xc0 [ 103.025489] ? mark_held_locks+0xc7/0x130 [ 103.029643] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 103.034764] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 103.039873] ? lockdep_hardirqs_on+0x421/0x5c0 [ 103.044464] ? find_held_lock+0x36/0x1c0 [ 103.048549] ? mark_held_locks+0xc7/0x130 [ 103.052741] ? print_usage_bug+0xc0/0xc0 [ 103.056845] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 103.061951] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 103.067078] ? lockdep_hardirqs_on+0x421/0x5c0 [ 103.071661] ? trace_hardirqs_on+0xbd/0x310 [ 103.076028] ? kasan_check_read+0x11/0x20 [ 103.080181] ? debug_check_no_obj_freed+0x305/0x58d [ 103.085197] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 103.090668] ? vma_adjust_trans_huge+0x310/0x310 [ 103.095437] ? mark_held_locks+0xc7/0x130 [ 103.099596] ? free_unref_page_list+0xc0c/0x11e0 [ 103.104367] ? free_unref_page_list+0xc0c/0x11e0 [ 103.109133] ? lockdep_hardirqs_on+0x421/0x5c0 [ 103.113711] ? trace_hardirqs_on+0xbd/0x310 [ 103.118048] ? shrink_page_list+0x6d2b/0xc620 [ 103.122563] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 103.128053] ? __page_frag_cache_drain+0x210/0x210 [ 103.132982] ? lockdep_hardirqs_on+0x421/0x5c0 [ 103.137572] ? trace_hardirqs_on+0xbd/0x310 [ 103.141913] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 103.147463] ? mem_cgroup_uncharge_list+0x17b/0x210 [ 103.152499] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 103.157964] ? rb_next+0x140/0x140 [ 103.161525] ? mem_cgroup_uncharge_list+0x17b/0x210 [ 103.166568] ? mem_cgroup_uncharge+0x100/0x100 [ 103.171165] ? arch_local_save_flags+0x40/0x40 [ 103.175788] ? shrink_page_list+0x707b/0xc620 [ 103.180317] ? page_evictable+0x540/0x540 [ 103.184484] ? update_load_avg+0x140e/0x2470 [ 103.188901] ? __update_load_avg_blocked_se+0x690/0x690 [ 103.194281] ? print_usage_bug+0xc0/0xc0 [ 103.198349] ? noop_count+0x40/0x40 [ 103.202002] ? lock_pin_lock+0x350/0x350 [ 103.206085] ? __lock_acquire+0x62f/0x4c20 [ 103.210339] ? __update_load_avg_blocked_se+0x690/0x690 [ 103.215707] ? mark_held_locks+0x130/0x130 [ 103.219972] ? update_load_avg+0x387/0x2470 [ 103.224307] ? attach_entity_load_avg+0x860/0x860 [ 103.229183] ? update_load_avg+0x387/0x2470 [ 103.233514] ? kasan_check_read+0x11/0x20 [ 103.237682] ? graph_lock+0x9c/0x270 [ 103.241400] ? attach_entity_load_avg+0x860/0x860 [ 103.246254] ? graph_lock+0x270/0x270 [ 103.250128] ? __lock_acquire+0x282a/0x4c20 [ 103.254453] ? rb_erase+0x3710/0x3710 [ 103.258258] ? lock_pin_lock+0x350/0x350 [ 103.262332] ? rb_erase_cached+0xc78/0x3720 [ 103.266663] ? rb_next+0x140/0x140 [ 103.270226] ? lock_downgrade+0x900/0x900 [ 103.274380] ? kasan_check_read+0x11/0x20 [ 103.278533] ? do_raw_spin_unlock+0xa7/0x330 [ 103.282943] ? do_raw_spin_trylock+0x270/0x270 [ 103.287536] ? __ia32_sys_msync+0x510/0x510 [ 103.291863] ? graph_lock+0x270/0x270 [ 103.295686] ? _raw_spin_unlock+0x2c/0x50 [ 103.299840] ? page_vma_mapped_walk+0x2f1/0x27f0 [ 103.304631] ? graph_lock+0x270/0x270 [ 103.308436] ? __lock_is_held+0xb5/0x140 [ 103.312507] ? __lock_acquire+0x62f/0x4c20 [ 103.316775] ? print_usage_bug+0xc0/0xc0 [ 103.320846] ? __lock_is_held+0xb5/0x140 [ 103.324907] ? __account_cfs_rq_runtime+0x790/0x790 [ 103.329935] ? graph_lock+0x270/0x270 [ 103.333755] ? print_usage_bug+0xc0/0xc0 [ 103.337833] ? __lock_acquire+0x282a/0x4c20 [ 103.342175] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 103.347753] ? find_held_lock+0x36/0x1c0 [ 103.351840] ? print_usage_bug+0xc0/0xc0 [ 103.355929] ? graph_lock+0x270/0x270 [ 103.359755] ? __lock_acquire+0x62f/0x4c20 [ 103.363992] ? lock_downgrade+0x900/0x900 [ 103.368166] ? __update_load_avg_blocked_se+0x690/0x690 [ 103.373538] ? __update_load_avg_se+0xae0/0xae0 [ 103.378229] ? __lock_is_held+0xb5/0x140 [ 103.382294] ? graph_lock+0x270/0x270 [ 103.386112] ? update_load_avg+0x387/0x2470 [ 103.390455] ? __update_load_avg_blocked_se+0x690/0x690 [ 103.395848] ? attach_entity_load_avg+0x860/0x860 [ 103.400717] ? update_load_avg+0x387/0x2470 [ 103.405070] ? attach_entity_load_avg+0x860/0x860 [ 103.409931] ? attach_entity_load_avg+0x860/0x860 [ 103.414804] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 103.420364] ? __isolate_lru_page+0xd05/0x1540 [ 103.424968] ? putback_lru_page+0x280/0x280 [ 103.429300] ? rb_erase+0x3710/0x3710 [ 103.433107] ? mark_held_locks+0x130/0x130 [ 103.437374] ? cpuacct_charge+0x265/0x440 [ 103.441530] ? find_held_lock+0x36/0x1c0 [ 103.445658] ? graph_lock+0x270/0x270 [ 103.449457] ? print_usage_bug+0xc0/0xc0 [ 103.453521] ? graph_lock+0x270/0x270 [ 103.457342] ? rcu_read_unlock_special+0x1d0/0x1d0 [ 103.462270] ? kasan_check_read+0x11/0x20 [ 103.466469] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 103.471779] ? graph_lock+0x270/0x270 [ 103.475618] ? graph_lock+0x270/0x270 [ 103.479426] ? __lock_is_held+0xb5/0x140 [ 103.483588] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 103.489144] ? check_preemption_disabled+0x48/0x280 [ 103.494200] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 103.499777] ? check_preemption_disabled+0x48/0x280 [ 103.504793] ? __lock_is_held+0xb5/0x140 [ 103.508883] ? __this_cpu_preempt_check+0x1c/0x20 [ 103.513761] ? __mod_zone_page_state+0x8a/0xf0 [ 103.518365] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 103.523940] ? isolate_lru_pages.isra.57+0xc7d/0x19e0 [ 103.529159] ? __isolate_lru_page+0x1540/0x1540 [ 103.533863] ? pick_next_task_fair+0xa05/0x1b40 [ 103.538554] ? graph_lock+0x270/0x270 [ 103.542359] ? __account_cfs_rq_runtime+0x790/0x790 [ 103.547382] ? __lock_is_held+0xb5/0x140 [ 103.551475] ? find_held_lock+0x36/0x1c0 [ 103.555575] ? graph_lock+0x270/0x270 [ 103.559399] ? print_usage_bug+0xc0/0xc0 [ 103.563466] ? mark_held_locks+0xc7/0x130 [ 103.567619] ? _raw_spin_unlock_irq+0x27/0x80 [ 103.572121] ? _raw_spin_unlock_irq+0x27/0x80 [ 103.576622] ? graph_lock+0x270/0x270 [ 103.580427] ? find_held_lock+0x36/0x1c0 [ 103.584566] ? print_usage_bug+0xc0/0xc0 [ 103.588652] ? mark_held_locks+0xc7/0x130 [ 103.592841] ? find_held_lock+0x36/0x1c0 [ 103.596941] ? mark_held_locks+0xc7/0x130 [ 103.601103] ? _raw_spin_unlock_irq+0x27/0x80 [ 103.605619] ? _raw_spin_unlock_irq+0x27/0x80 [ 103.610114] ? lockdep_hardirqs_on+0x421/0x5c0 [ 103.614797] ? trace_hardirqs_on+0xbd/0x310 [ 103.619144] ? kasan_check_read+0x11/0x20 [ 103.623294] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 103.628776] ? trace_hardirqs_on+0x310/0x310 [ 103.633189] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 103.638761] ? check_preemption_disabled+0x48/0x280 [ 103.643825] shrink_inactive_list+0x77b/0x1c60 [ 103.648424] ? putback_inactive_pages+0x27e0/0x27e0 [ 103.653451] ? kasan_check_read+0x11/0x20 [ 103.657651] ? mem_cgroup_get_nr_swap_pages+0xa1/0x340 [ 103.662961] ? blk_lld_busy+0x70/0x70 [ 103.666776] ? rcu_read_unlock_special+0x1d0/0x1d0 [ 103.671764] ? throttle_direct_reclaim+0x9e0/0x9e0 [ 103.676714] shrink_node_memcg+0x78b/0x18f0 [ 103.681070] ? shrink_active_list+0x1f00/0x1f00 [ 103.685762] ? mem_cgroup_from_id+0x30/0x30 [ 103.690104] ? lock_downgrade+0x900/0x900 [ 103.694259] ? pool_mayday_timeout+0x6d0/0x6d0 [ 103.698881] ? kasan_check_read+0x11/0x20 [ 103.703064] ? ___preempt_schedule+0x16/0x18 [ 103.707496] ? _raw_spin_unlock+0x3f/0x50 [ 103.711653] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 103.716859] shrink_node+0x3bc/0x16b0 [ 103.720666] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 103.725967] ? shrink_node_memcg+0x18f0/0x18f0 [ 103.730590] ? lockdep_hardirqs_on+0x421/0x5c0 [ 103.735178] ? trace_hardirqs_on+0xbd/0x310 [ 103.739520] ? vmpressure+0x271/0x340 [ 103.743348] ? do_raw_spin_trylock+0x270/0x270 [ 103.747954] ? queue_work_on+0x12c/0x1e0 [ 103.752030] ? vmpressure+0x1a2/0x340 [ 103.755844] do_try_to_free_pages+0x3df/0x1290 [ 103.760425] ? graph_lock+0x270/0x270 [ 103.764245] ? shrink_node+0x16b0/0x16b0 [ 103.768325] ? __lock_is_held+0xb5/0x140 [ 103.772432] try_to_free_pages+0x4d0/0xb90 [ 103.776694] ? do_try_to_free_pages+0x1290/0x1290 [ 103.781556] ? kasan_check_read+0x11/0x20 [ 103.785718] ? psi_memstall_enter+0x24f/0x2c0 [ 103.790260] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 103.795767] ? lock_repin_lock+0x430/0x430 [ 103.800015] ? _raw_spin_unlock_irq+0x60/0x80 [ 103.804509] ? psi_memstall_enter+0x24f/0x2c0 [ 103.809015] ? psi_memstall_tick+0x230/0x230 [ 103.813454] ? __lock_acquire+0x62f/0x4c20 [ 103.817732] __alloc_pages_slowpath+0xa48/0x2df0 [ 103.822555] ? warn_alloc+0x120/0x120 [ 103.826365] ? find_held_lock+0x36/0x1c0 [ 103.830457] ? graph_lock+0x270/0x270 [ 103.834272] ? graph_lock+0x270/0x270 [ 103.838082] ? check_preemption_disabled+0x48/0x280 [ 103.843141] ? graph_lock+0x270/0x270 [ 103.847011] ? check_preemption_disabled+0x48/0x280 [ 103.852047] ? __lock_is_held+0xb5/0x140 [ 103.856126] ? find_held_lock+0x36/0x1c0 [ 103.860196] ? graph_lock+0x270/0x270 [ 103.864000] ? find_get_entry+0xa87/0x1120 [ 103.868245] ? lock_downgrade+0x900/0x900 [ 103.872403] ? check_preemption_disabled+0x48/0x280 [ 103.877434] ? __lock_is_held+0xb5/0x140 [ 103.881513] ? rcu_softirq_qs+0x20/0x20 [ 103.885498] ? ___might_sleep+0x1ed/0x300 [ 103.889648] ? arch_local_save_flags+0x40/0x40 [ 103.894243] ? __might_sleep+0x95/0x190 [ 103.898259] __alloc_pages_nodemask+0xad8/0xea0 [ 103.902964] ? __alloc_pages_slowpath+0x2df0/0x2df0 [ 103.907985] ? graph_lock+0x270/0x270 [ 103.911795] ? print_usage_bug+0xc0/0xc0 [ 103.915889] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 103.921445] ? pagecache_get_page+0x2d8/0xf00 [ 103.925954] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 103.931494] alloc_pages_current+0x10c/0x210 [ 103.935909] __page_cache_alloc+0x38c/0x5b0 [ 103.940294] ? print_usage_bug+0xc0/0xc0 [ 103.944384] ? filemap_range_has_page+0x4e0/0x4e0 [ 103.949244] pagecache_get_page+0x396/0xf00 [ 103.953607] ? find_get_pages_contig+0x18d0/0x18d0 [ 103.958617] ? __find_get_block+0x2f7/0xf20 [ 103.962974] ? __find_get_block+0x2f7/0xf20 [ 103.967297] ? lockdep_hardirqs_on+0x421/0x5c0 [ 103.971893] ? trace_hardirqs_on+0xbd/0x310 [ 103.976215] ? __getblk_gfp+0x2b3/0xd50 [ 103.980231] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 103.985755] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 103.991300] ? check_preemption_disabled+0x48/0x280 [ 103.996339] ? __find_get_block+0x3be/0xf20 [ 104.000702] ? try_to_free_buffers+0xc80/0xc80 [ 104.005327] ? ret_from_fork+0x3a/0x50 [ 104.009215] ? ___might_sleep+0x1ed/0x300 [ 104.013380] ? arch_local_save_flags+0x40/0x40 [ 104.017965] ? save_stack+0xa9/0xd0 [ 104.021615] ? save_stack+0x43/0xd0 [ 104.025257] ? __kasan_slab_free+0x102/0x150 [ 104.029691] ? kasan_slab_free+0xe/0x10 [ 104.033666] ? kmem_cache_free+0x83/0x290 [ 104.037816] ? __might_sleep+0x95/0x190 [ 104.041826] __getblk_gfp+0x3aa/0xd50 [ 104.045640] ? trace_hardirqs_on+0x310/0x310 [ 104.050061] ? __find_get_block+0xf20/0xf20 [ 104.054433] ? graph_lock+0x270/0x270 [ 104.058248] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 104.063787] ? check_preemption_disabled+0x48/0x280 [ 104.068840] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 104.074406] ? check_preemption_disabled+0x48/0x280 [ 104.079451] ? __lock_is_held+0xb5/0x140 [ 104.083573] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 104.089118] ? ext4_mb_new_blocks+0x95d/0x4840 [ 104.093709] ? graph_lock+0x270/0x270 [ 104.097549] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 104.102567] ? ext4_get_group_desc+0x1c6/0x2c0 [ 104.107162] __ext4_get_inode_loc+0x407/0x1330 [ 104.111786] ? ext4_block_write_begin+0x1870/0x1870 [ 104.116817] ? __lock_is_held+0xb5/0x140 [ 104.120930] ext4_reserve_inode_write+0xfa/0x260 [ 104.125696] ext4_mark_inode_dirty+0x19c/0xb20 [ 104.130302] ? unwind_next_frame+0x3e/0x50 [ 104.134543] ? __ext4_ext_dirty+0x1f5/0x260 [ 104.138871] ? ext4_expand_extra_isize+0x5b0/0x5b0 [ 104.143856] ? ret_from_fork+0x3a/0x50 [ 104.147779] ? save_stack+0xa9/0xd0 [ 104.151414] ? save_stack+0x43/0xd0 [ 104.155093] ? kasan_kmalloc+0xc7/0xe0 [ 104.159040] ? __kmalloc+0x15b/0x770 [ 104.162770] ? ext4_find_extent+0x757/0x9b0 [ 104.167112] ? ext4_ext_map_blocks+0x2ad/0x6180 [ 104.171803] ? ext4_map_blocks+0x8f7/0x1b60 [ 104.176124] ? ext4_writepages+0x2573/0x4180 [ 104.180563] ? do_writepages+0x9a/0x1a0 [ 104.184540] ? __writeback_single_inode+0x20a/0x1660 [ 104.189640] ? writeback_sb_inodes+0x71f/0x1210 [ 104.194308] ? __writeback_inodes_wb+0x1b9/0x340 [ 104.199076] ? wb_writeback+0xa73/0xfc0 [ 104.203060] ? wb_workfn+0xee9/0x1790 [ 104.206893] ? process_one_work+0xc90/0x1c40 [ 104.211316] ? worker_thread+0x17f/0x1390 [ 104.215467] ? kthread+0x35a/0x440 [ 104.219041] ? ret_from_fork+0x3a/0x50 [ 104.222976] __ext4_ext_dirty+0x1f5/0x260 [ 104.227140] ? ext4_alloc_file_blocks+0xaf0/0xaf0 [ 104.232007] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 104.237545] ? ext4_ext_correct_indexes+0xeb/0x450 [ 104.242494] ext4_ext_insert_extent+0x118d/0x45a0 [ 104.247339] ? __lock_is_held+0xb5/0x140 [ 104.251412] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 104.256960] ? ext4_ext_shift_extents+0x1190/0x1190 [ 104.261986] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 104.267530] ? ext4_ext_search_right+0x2e1/0xb10 [ 104.272336] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 104.277905] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 104.282962] ext4_ext_map_blocks+0x32fc/0x6180 [ 104.287564] ? ext4_ext_release+0x10/0x10 [ 104.291717] ? __pagevec_release+0x88/0x120 [ 104.296056] ? find_held_lock+0x36/0x1c0 [ 104.300158] ? graph_lock+0x270/0x270 [ 104.303971] ? graph_lock+0x270/0x270 [ 104.307782] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 104.313360] ? lock_acquire+0x1ed/0x520 [ 104.317333] ? ext4_map_blocks+0x88f/0x1b60 [ 104.321671] ? lock_release+0xa00/0xa00 [ 104.325669] ? arch_local_save_flags+0x40/0x40 [ 104.330255] ? ext4_es_cache_extent+0x6a0/0x6a0 [ 104.334984] ? down_write+0x8a/0x130 [ 104.338711] ? ext4_map_blocks+0x88f/0x1b60 [ 104.343053] ? down_read+0x120/0x120 [ 104.346794] ext4_map_blocks+0x8f7/0x1b60 [ 104.350942] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 104.356501] ? check_preemption_disabled+0x48/0x280 [ 104.361561] ? ext4_issue_zeroout+0x190/0x190 [ 104.366060] ? __lock_is_held+0xb5/0x140 [ 104.370141] ext4_writepages+0x2573/0x4180 [ 104.374427] ? ext4_mark_inode_dirty+0xb20/0xb20 [ 104.379179] ? print_usage_bug+0xc0/0xc0 [ 104.383263] ? io_schedule+0x1c/0x70 [ 104.386997] ? __wait_on_bit+0x92/0x130 [ 104.391022] ? __lock_acquire+0x62f/0x4c20 [ 104.395261] ? init_wait_var_entry+0x1a0/0x1a0 [ 104.399854] ? print_usage_bug+0xc0/0xc0 [ 104.403923] ? __lock_acquire+0x62f/0x4c20 [ 104.408160] ? mark_held_locks+0x130/0x130 [ 104.412417] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 104.417978] ? __ext4_get_inode_loc+0x470/0x1330 [ 104.422744] ? blk_mq_bio_to_request+0x940/0x940 [ 104.427516] ? mark_held_locks+0x130/0x130 [ 104.431769] ? graph_lock+0x270/0x270 [ 104.435610] ? kasan_check_write+0x14/0x20 [ 104.439878] ? __brelse+0x104/0x180 [ 104.443529] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 104.449124] ? check_preemption_disabled+0x48/0x280 [ 104.454168] ? ext4_mark_inode_dirty+0xb20/0xb20 [ 104.458942] do_writepages+0x9a/0x1a0 [ 104.462843] ? ext4_mark_inode_dirty+0xb20/0xb20 [ 104.467603] ? do_writepages+0x9a/0x1a0 [ 104.471593] __writeback_single_inode+0x20a/0x1660 [ 104.476550] ? __mark_inode_dirty+0x1510/0x1510 [ 104.481239] ? find_held_lock+0x36/0x1c0 [ 104.485331] ? find_held_lock+0x36/0x1c0 [ 104.489413] ? wbc_attach_and_unlock_inode+0x5c0/0xa30 [ 104.494697] ? lock_downgrade+0x900/0x900 [ 104.498891] ? find_held_lock+0x13f/0x1c0 [ 104.503047] ? kasan_check_read+0x11/0x20 [ 104.507210] ? do_raw_spin_unlock+0xa7/0x330 [ 104.511659] ? do_raw_spin_trylock+0x270/0x270 [ 104.516254] ? __lock_is_held+0xb5/0x140 [ 104.520348] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 104.525885] ? wbc_attach_and_unlock_inode+0x675/0xa30 [ 104.531171] ? __writeback_single_inode+0x1660/0x1660 [ 104.536376] writeback_sb_inodes+0x71f/0x1210 [ 104.540889] ? wbc_detach_inode+0x940/0x940 [ 104.545223] ? lock_release+0xa00/0xa00 [ 104.549245] ? down_read_trylock+0xda/0x140 [ 104.553564] ? trylock_super+0x22/0x110 [ 104.557574] ? downgrade_write+0x270/0x270 [ 104.561835] ? up_read_non_owner+0x100/0x100 [ 104.566276] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 104.571834] __writeback_inodes_wb+0x1b9/0x340 [ 104.576439] ? writeback_sb_inodes+0x1210/0x1210 [ 104.581200] ? __lock_is_held+0xb5/0x140 [ 104.585281] wb_writeback+0xa73/0xfc0 [ 104.589118] ? writeback_inodes_wb.constprop.50+0x330/0x330 [ 104.594851] ? widen_string+0xe0/0x2e0 [ 104.598782] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 104.603980] ? print_usage_bug+0xc0/0xc0 [ 104.608046] ? string+0x225/0x2d0 [ 104.611536] ? widen_string+0x2e0/0x2e0 [ 104.615534] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 104.620570] ? find_next_bit+0x104/0x130 [ 104.624659] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 104.629681] ? find_next_bit+0x104/0x130 [ 104.633767] ? cpumask_next+0x41/0x50 [ 104.637616] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 104.642664] ? get_nr_dirty_inodes+0xd6/0x130 [ 104.647165] ? __local_bh_enable_ip+0x160/0x260 [ 104.651871] ? get_nr_dirty_pages+0x17c/0x1f0 [ 104.656398] ? _raw_spin_unlock_bh+0x30/0x40 [ 104.660813] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 104.665842] ? wb_split_bdi_pages.isra.29+0x134/0x1b0 [ 104.671063] ? wb_wait_for_completion+0x2d0/0x2d0 [ 104.675913] ? wb_workfn+0x521/0x1790 [ 104.679757] ? __local_bh_enable_ip+0x160/0x260 [ 104.684468] wb_workfn+0xee9/0x1790 [ 104.688102] ? __lock_acquire+0x62f/0x4c20 [ 104.692349] ? inode_wait_for_writeback+0x40/0x40 [ 104.697208] ? mark_held_locks+0x130/0x130 [ 104.701477] ? mark_held_locks+0x130/0x130 [ 104.705719] ? set_next_entity+0x2f0/0xaf0 [ 104.709987] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 104.715524] ? update_load_avg+0x2470/0x2470 [ 104.719969] ? pick_next_task_fair+0xa05/0x1b40 [ 104.724686] ? graph_lock+0x270/0x270 [ 104.728495] ? debug_object_deactivate+0x2eb/0x450 [ 104.733449] ? lock_downgrade+0x900/0x900 [ 104.737632] ? find_held_lock+0x36/0x1c0 [ 104.741718] ? graph_lock+0x270/0x270 [ 104.745542] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 104.751084] ? check_preemption_disabled+0x48/0x280 [ 104.756117] ? __lock_is_held+0xb5/0x140 [ 104.760203] process_one_work+0xc90/0x1c40 [ 104.764440] ? mark_held_locks+0x130/0x130 [ 104.768692] ? pwq_dec_nr_in_flight+0x4a0/0x4a0 [ 104.773371] ? __switch_to_asm+0x40/0x70 [ 104.777433] ? __switch_to_asm+0x34/0x70 [ 104.781530] ? __switch_to_asm+0x40/0x70 [ 104.785606] ? __switch_to_asm+0x34/0x70 [ 104.789682] ? __switch_to_asm+0x40/0x70 [ 104.793781] ? __switch_to_asm+0x34/0x70 [ 104.797862] ? __switch_to_asm+0x40/0x70 [ 104.801926] ? __switch_to_asm+0x34/0x70 [ 104.806033] ? __switch_to_asm+0x40/0x70 [ 104.810098] ? __schedule+0x874/0x1ed0 [ 104.814018] ? graph_lock+0x270/0x270 [ 104.817838] ? lock_downgrade+0x900/0x900 [ 104.821998] ? trace_hardirqs_off+0xb8/0x310 [ 104.826429] ? kasan_check_read+0x11/0x20 [ 104.830666] ? do_raw_spin_unlock+0xa7/0x330 [ 104.835108] ? lock_acquire+0x1ed/0x520 [ 104.839089] ? worker_thread+0x3e0/0x1390 [ 104.843246] ? kasan_check_read+0x11/0x20 [ 104.847398] ? do_raw_spin_lock+0x14f/0x350 [ 104.851742] ? kasan_check_read+0x11/0x20 [ 104.855918] ? rwlock_bug.part.2+0x90/0x90 [ 104.860173] ? trace_hardirqs_on+0x310/0x310 [ 104.864597] worker_thread+0x17f/0x1390 [ 104.868578] ? __switch_to_asm+0x34/0x70 [ 104.872678] ? process_one_work+0x1c40/0x1c40 [ 104.877181] ? __sched_text_start+0x8/0x8 [ 104.881346] ? __kthread_parkme+0xce/0x1a0 [ 104.885583] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 104.890689] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 104.895792] ? lockdep_hardirqs_on+0x421/0x5c0 [ 104.900375] ? trace_hardirqs_on+0xbd/0x310 [ 104.904709] ? kasan_check_read+0x11/0x20 [ 104.908881] ? __kthread_parkme+0xce/0x1a0 [ 104.913121] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 104.918595] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 104.923705] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 104.929254] ? __kthread_parkme+0xfb/0x1a0 [ 104.933493] ? process_one_work+0x1c40/0x1c40 [ 104.937990] kthread+0x35a/0x440 [ 104.941413] ? kthread_bind+0x40/0x40 [ 104.945229] ret_from_fork+0x3a/0x50 [ 104.948958] CPU: 1 PID: 1 Comm: init Not tainted 4.20.0 #386 [ 104.954876] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 104.964237] Call Trace: [ 104.966840] dump_stack+0x1d3/0x2c6 [ 104.970613] ? dump_stack_print_info.cold.1+0x20/0x20 [ 104.975821] dump_header+0x27b/0xf72 [ 104.979593] ? mark_held_locks+0x130/0x130 [ 104.983880] ? pagefault_out_of_memory+0x197/0x197 [ 104.988820] ? __lock_acquire+0x62f/0x4c20 [ 104.993079] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 104.998633] ? kasan_check_write+0x14/0x20 [ 105.002885] ? graph_lock+0x270/0x270 [ 105.006716] ? print_usage_bug+0xc0/0xc0 [ 105.010787] ? __switch_to_asm+0x40/0x70 [ 105.014874] ? __switch_to_asm+0x34/0x70 [ 105.018968] ? __switch_to_asm+0x34/0x70 [ 105.023052] ? __switch_to_asm+0x40/0x70 [ 105.027136] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 105.032677] ? find_held_lock+0x36/0x1c0 [ 105.036795] ? mark_held_locks+0xc7/0x130 [ 105.040973] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 105.046086] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 105.051224] ? lockdep_hardirqs_on+0x421/0x5c0 [ 105.055823] ? trace_hardirqs_on+0xbd/0x310 [ 105.060152] ? kasan_check_read+0x11/0x20 [ 105.064306] ? ___ratelimit+0x36f/0x655 [ 105.068319] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 105.073776] ? trace_hardirqs_on+0x310/0x310 [ 105.078186] ? lock_downgrade+0x900/0x900 [ 105.082340] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 105.087445] ? ___ratelimit+0xaa/0x655 [ 105.091339] ? idr_get_free+0xf70/0xf70 [ 105.095335] oom_kill_process.cold.27+0x10/0x903 [ 105.100096] ? graph_lock+0x270/0x270 [ 105.104426] ? rcu_gp_kthread+0xc70/0xc70 [ 105.108582] ? oom_evaluate_task+0x540/0x540 [ 105.112992] ? find_held_lock+0x36/0x1c0 [ 105.117083] ? out_of_memory+0x974/0x1430 [ 105.121230] ? lock_downgrade+0x900/0x900 [ 105.125393] ? __rcu_read_unlock+0x2d6/0x2e0 [ 105.129809] ? rcu_read_unlock_special+0x1d0/0x1d0 [ 105.134759] ? kasan_check_read+0x11/0x20 [ 105.139002] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 105.144307] ? rcu_softirq_qs+0x20/0x20 [ 105.148301] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 105.153344] ? oom_evaluate_task+0x302/0x540 [ 105.157765] out_of_memory+0xa84/0x1430 [ 105.161758] ? oom_killer_disable+0x3a0/0x3a0 [ 105.166278] ? __alloc_pages_slowpath+0xf5c/0x2df0 [ 105.171216] ? __ww_mutex_check_waiters+0x160/0x160 [ 105.176315] __alloc_pages_slowpath+0x2343/0x2df0 [ 105.181196] ? warn_alloc+0x120/0x120 [ 105.185011] ? find_get_entry+0xaae/0x1120 [ 105.189259] ? filemap_map_pages+0x1a30/0x1a30 [ 105.193871] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 105.199405] ? print_usage_bug+0xc0/0xc0 [ 105.203596] ? graph_lock+0x270/0x270 [ 105.207453] ? __lock_is_held+0xb5/0x140 [ 105.211672] ? ___might_sleep+0x1ed/0x300 [ 105.215831] ? lock_release+0xa00/0xa00 [ 105.219814] ? arch_local_save_flags+0x40/0x40 [ 105.224399] ? xa_load+0x2ba/0x460 [ 105.227960] ? lock_downgrade+0x900/0x900 [ 105.232116] ? check_preemption_disabled+0x48/0x280 [ 105.237175] ? __might_sleep+0x95/0x190 [ 105.241190] __alloc_pages_nodemask+0xad8/0xea0 [ 105.245868] ? __alloc_pages_slowpath+0x2df0/0x2df0 [ 105.250884] ? xa_load+0x2e1/0x460 [ 105.254426] ? xa_clear_mark+0x40/0x40 [ 105.258319] ? graph_lock+0x270/0x270 [ 105.262123] ? print_usage_bug+0xc0/0xc0 [ 105.266199] ? graph_lock+0x270/0x270 [ 105.270013] ? graph_lock+0x270/0x270 [ 105.273813] ? __do_page_cache_readahead+0x663/0x810 [ 105.278924] ? find_held_lock+0x36/0x1c0 [ 105.283012] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 105.288558] alloc_pages_current+0x10c/0x210 [ 105.292975] ? lock_downgrade+0x900/0x900 [ 105.297127] __page_cache_alloc+0x38c/0x5b0 [ 105.301461] ? rcu_read_unlock_special+0x1d0/0x1d0 [ 105.306402] ? kasan_check_read+0x11/0x20 [ 105.310559] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 105.315843] ? filemap_range_has_page+0x4e0/0x4e0 [ 105.320690] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 105.326258] ? check_preemption_disabled+0x48/0x280 [ 105.331291] filemap_fault+0x1595/0x25f0 [ 105.335473] ? __lock_page_or_retry+0xa00/0xa00 [ 105.340145] ? mark_held_locks+0x130/0x130 [ 105.344393] ? filemap_map_pages+0xd78/0x1a30 [ 105.348897] ? lock_downgrade+0x900/0x900 [ 105.353047] ? check_preemption_disabled+0x48/0x280 [ 105.358103] ? rcu_read_unlock_special+0x1d0/0x1d0 [ 105.363038] ? kasan_check_read+0x11/0x20 [ 105.367186] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 105.372495] ? rcu_softirq_qs+0x20/0x20 [ 105.376489] ? filemap_map_pages+0xd9f/0x1a30 [ 105.380996] ? find_get_entries_tag+0x1400/0x1400 [ 105.385864] ? lock_acquire+0x1ed/0x520 [ 105.389844] ? ext4_filemap_fault+0x7a/0xad [ 105.394185] ? lock_release+0xa00/0xa00 [ 105.398186] ? arch_local_save_flags+0x40/0x40 [ 105.402775] ? mark_held_locks+0x130/0x130 [ 105.407073] ? down_read+0x8d/0x120 [ 105.410720] ? ext4_filemap_fault+0x7a/0xad [ 105.415056] ? __down_interruptible+0x700/0x700 [ 105.419727] ? graph_lock+0x270/0x270 [ 105.423573] ext4_filemap_fault+0x82/0xad [ 105.427729] __do_fault+0x100/0x6b0 [ 105.431369] ? mark_held_locks+0x130/0x130 [ 105.435611] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 105.440805] ? follow_pfn+0x2e0/0x2e0 [ 105.444610] ? graph_lock+0x270/0x270 [ 105.448444] ? find_held_lock+0x36/0x1c0 [ 105.452524] ? pmd_val+0x88/0x100 [ 105.455981] ? add_mm_counter_fast+0xd0/0xd0 [ 105.460407] ? pmd_val+0x88/0x100 [ 105.463879] ? add_mm_counter_fast+0xd0/0xd0 [ 105.468296] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 105.473841] __handle_mm_fault+0x3956/0x5670 [ 105.478263] ? vmf_insert_mixed_mkwrite+0x40/0x40 [ 105.483123] ? graph_lock+0x270/0x270 [ 105.486928] ? print_usage_bug+0xc0/0xc0 [ 105.490996] ? ktime_get_ts64+0x389/0x4f0 [ 105.495168] ? graph_lock+0x270/0x270 [ 105.498982] ? graph_lock+0x270/0x270 [ 105.502836] ? handle_mm_fault+0x42a/0xc70 [ 105.507071] ? lock_downgrade+0x900/0x900 [ 105.511234] ? check_preemption_disabled+0x48/0x280 [ 105.516268] ? rcu_read_unlock_special+0x1d0/0x1d0 [ 105.521215] ? kasan_check_read+0x11/0x20 [ 105.525368] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 105.530661] ? rcu_softirq_qs+0x20/0x20 [ 105.534635] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 105.540093] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 105.545638] ? check_preemption_disabled+0x48/0x280 [ 105.550666] handle_mm_fault+0x54f/0xc70 [ 105.554731] ? __handle_mm_fault+0x5670/0x5670 [ 105.559336] ? find_vma+0x34/0x190 [ 105.562917] __do_page_fault+0x5e8/0xe60 [ 105.566978] ? trace_hardirqs_off+0xb8/0x310 [ 105.571400] do_page_fault+0xf2/0x7e0 [ 105.575208] ? vmalloc_sync_all+0x30/0x30 [ 105.579361] ? error_entry+0x70/0xd0 [ 105.583093] ? trace_hardirqs_off_caller+0xbb/0x310 [ 105.588110] ? trace_hardirqs_on_caller+0xc0/0x310 [ 105.593043] ? syscall_return_slowpath+0x5e0/0x5e0 [ 105.597973] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 105.602819] ? trace_hardirqs_on_caller+0x310/0x310 [ 105.607835] ? trace_hardirqs_off+0x310/0x310 [ 105.612339] ? prepare_exit_to_usermode+0x291/0x3b0 [ 105.617361] ? page_fault+0x8/0x30 [ 105.620910] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 105.625772] ? page_fault+0x8/0x30 [ 105.629335] page_fault+0x1e/0x30 [ 105.632808] RIP: 0033:0x7f09b1c30dd3 [ 105.636580] Code: Bad RIP value. [ 105.639955] RSP: 002b:00007ffdc86f7228 EFLAGS: 00010246 [ 105.645334] RAX: 0000000000000000 RBX: 00007ffdc86f73d0 RCX: 00007f09b1c30dd3 [ 105.652624] RDX: 0000000000000000 RSI: 00007ffdc86f7580 RDI: 000000000000000b [ 105.659892] RBP: 00007ffdc86f7580 R08: 00007ffdc86f7600 R09: 0000000000000001 [ 105.667160] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 105.674433] R13: 00007ffdc86f7960 R14: 0000000000000000 R15: 0000000000000000 [ 105.682697] Kernel Offset: disabled [ 105.686644] Rebooting in 86400 seconds..