[....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c. [ 28.083826] kauditd_printk_skb: 8 callbacks suppressed [ 28.083841] audit: type=1800 audit(1545318494.230:29): pid=5893 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 [ 28.110351] audit: type=1800 audit(1545318494.230:30): pid=5893 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="rmnologin" dev="sda1" ino=2423 res=0 Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added '10.128.0.39' (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 executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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: [ 189.453485] syz-executor401 (14011) used greatest stack depth: 8240 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 [ 191.590223] syz-executor401 (14224) used greatest stack depth: 7576 bytes left executing program executing program [ 191.748067] syz-executor401 (14227) used greatest stack depth: 5080 bytes left executing program executing program executing program executing program executing program executing program [ 204.549485] syz-executor401 invoked oom-killer: gfp_mask=0x7080c0(GFP_KERNEL_ACCOUNT|__GFP_ZERO), nodemask=(null), order=0, oom_score_adj=0 [ 204.562834] syz-executor401 cpuset=/ mems_allowed=0 [ 204.568276] CPU: 0 PID: 6051 Comm: syz-executor401 Not tainted 4.20.0-rc7+ #379 [ 204.575748] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 204.585120] Call Trace: [ 204.587744] dump_stack+0x244/0x39d [ 204.591416] ? dump_stack_print_info.cold.1+0x20/0x20 [ 204.596649] dump_header+0x27b/0xf72 [ 204.600431] ? mark_held_locks+0x130/0x130 [ 204.604716] ? pagefault_out_of_memory+0x197/0x197 [ 204.609688] ? __lock_acquire+0x62f/0x4c20 [ 204.613955] ? trace_hardirqs_on+0xbd/0x310 [ 204.618306] ? kasan_check_read+0x11/0x20 [ 204.622500] ? trace_hardirqs_off_caller+0x310/0x310 [ 204.627662] ? compat_start_thread+0x80/0x80 [ 204.632104] ? zap_class+0x640/0x640 [ 204.635844] ? print_usage_bug+0xc0/0xc0 [ 204.639943] ? kasan_check_write+0x14/0x20 [ 204.644200] ? finish_task_switch+0x2f4/0x910 [ 204.648711] ? __switch_to_asm+0x40/0x70 [ 204.652787] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 204.658359] ? find_held_lock+0x36/0x1c0 [ 204.662442] ? mark_held_locks+0xc7/0x130 [ 204.666606] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 204.671715] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 204.676836] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 204.681436] ? trace_hardirqs_on+0xbd/0x310 [ 204.685794] ? kasan_check_read+0x11/0x20 [ 204.690455] ? ___ratelimit+0x3b4/0x672 [ 204.694491] ? trace_hardirqs_off_caller+0x310/0x310 [ 204.699610] ? trace_hardirqs_on+0x310/0x310 [ 204.704032] ? lock_downgrade+0x900/0x900 [ 204.708199] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 204.713327] ? ___ratelimit+0x3b9/0x672 [ 204.717361] ? idr_get_free+0xf70/0xf70 [ 204.721381] oom_kill_process.cold.27+0x10/0x903 [ 204.726175] ? zap_class+0x640/0x640 [ 204.729919] ? note_gp_changes+0x470/0x470 [ 204.734175] ? oom_evaluate_task+0x540/0x540 [ 204.738613] ? find_held_lock+0x36/0x1c0 [ 204.742688] ? out_of_memory+0x974/0x1430 [ 204.746847] ? lock_downgrade+0x900/0x900 [ 204.751005] ? __rcu_read_unlock+0x2d6/0x2e0 [ 204.755432] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 204.760375] ? kasan_check_read+0x11/0x20 [ 204.764553] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 204.769850] ? rcu_softirq_qs+0x20/0x20 [ 204.773852] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 204.778882] ? oom_evaluate_task+0x302/0x540 [ 204.783303] out_of_memory+0xa84/0x1430 [ 204.787321] ? oom_killer_disable+0x3a0/0x3a0 [ 204.791827] ? __alloc_pages_slowpath+0xf5c/0x2de0 [ 204.797738] ? __ww_mutex_check_waiters+0x160/0x160 [ 204.802792] __alloc_pages_slowpath+0x232c/0x2de0 [ 204.807676] ? warn_alloc+0x120/0x120 [ 204.811492] ? find_held_lock+0x36/0x1c0 [ 204.815565] ? update_curr+0x4cf/0xbd0 [ 204.819482] ? lock_downgrade+0x900/0x900 [ 204.823627] ? check_preemption_disabled+0x48/0x280 [ 204.828660] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 204.833597] ? kasan_check_read+0x11/0x20 [ 204.837753] ? rcu_softirq_qs+0x20/0x20 [ 204.841754] ? zap_class+0x640/0x640 [ 204.845484] ? select_task_rq_fair+0x642/0x32f0 [ 204.850180] ? __lock_is_held+0xb5/0x140 [ 204.854275] ? lock_release+0xa00/0xa00 [ 204.858265] ? perf_trace_sched_process_exec+0x860/0x860 [ 204.863754] ? __might_sleep+0x95/0x190 [ 204.867740] __alloc_pages_nodemask+0xad8/0xea0 [ 204.872428] ? update_curr+0x344/0xbd0 [ 204.876350] ? __alloc_pages_slowpath+0x2de0/0x2de0 [ 204.881395] ? zap_class+0x640/0x640 [ 204.885124] ? print_usage_bug+0xc0/0xc0 [ 204.889202] ? zap_class+0x640/0x640 [ 204.892929] ? find_held_lock+0x36/0x1c0 [ 204.897010] ? zap_class+0x640/0x640 [ 204.900741] ? zap_class+0x640/0x640 [ 204.904476] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 204.910038] alloc_pages_current+0x173/0x350 [ 204.914489] get_zeroed_page+0x14/0x50 [ 204.918390] __pud_alloc+0x3b/0x240 [ 204.922030] copy_page_range+0x1c4d/0x2ee0 [ 204.926294] ? mark_held_locks+0xc7/0x130 [ 204.930492] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 204.935602] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 204.940719] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 204.945351] ? trace_hardirqs_on+0xbd/0x310 [ 204.949684] ? try_to_wake_up+0x11c/0x1440 [ 204.953991] ? trace_hardirqs_off_caller+0x310/0x310 [ 204.959106] ? lock_pin_lock+0x350/0x350 [ 204.963186] ? __pmd_alloc+0x450/0x450 [ 204.967133] ? try_to_wake_up+0x11c/0x1440 [ 204.971391] ? rb_insert_color_cached+0x14b0/0x14b0 [ 204.976425] ? migrate_swap_stop+0x8a0/0x8a0 [ 204.980867] ? find_held_lock+0x36/0x1c0 [ 204.984962] ? mark_held_locks+0xc7/0x130 [ 204.989180] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 204.994302] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 204.999468] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 205.004074] ? trace_hardirqs_on+0xbd/0x310 [ 205.008423] ? kasan_check_read+0x11/0x20 [ 205.012585] ? rwsem_wake+0x2e5/0x460 [ 205.016413] ? trace_hardirqs_off_caller+0x310/0x310 [ 205.021529] ? lock_downgrade+0x900/0x900 [ 205.025697] ? kasan_check_write+0x14/0x20 [ 205.029958] ? wake_up_q+0xb3/0x100 [ 205.033596] ? rwsem_wake+0x2ed/0x460 [ 205.037409] ? rwsem_downgrade_wake+0x240/0x240 [ 205.042086] ? copy_process+0x4413/0x87a0 [ 205.046249] ? lock_downgrade+0x900/0x900 [ 205.050409] ? lock_release+0xa00/0xa00 [ 205.054401] ? call_rwsem_wake+0x1b/0x30 [ 205.058473] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 205.063500] ? vma_compute_subtree_gap+0x160/0x240 [ 205.068438] ? validate_mm_rb+0xaa/0xc0 [ 205.072429] ? __vma_link_rb+0x26c/0x370 [ 205.076510] copy_process+0x45e9/0x87a0 [ 205.080531] ? __cleanup_sighand+0x70/0x70 [ 205.084798] ? debug_object_active_state+0x2f5/0x4d0 [ 205.089976] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 205.095145] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 205.099745] ? trace_hardirqs_on+0xbd/0x310 [ 205.104121] ? kasan_check_read+0x11/0x20 [ 205.108286] ? debug_object_active_state+0x2f5/0x4d0 [ 205.113418] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 205.118963] ? __call_rcu.constprop.55+0x3ea/0x950 [ 205.123903] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 205.128544] ? trace_hardirqs_on+0xbd/0x310 [ 205.132883] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 205.138168] ? debug_object_deactivate+0x450/0x450 [ 205.143113] ? call_rcu+0xb/0x10 [ 205.146492] ? trace_hardirqs_off_caller+0x310/0x310 [ 205.151612] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 205.157164] ? check_preemption_disabled+0x48/0x280 [ 205.162215] ? rcu_is_watching+0x30/0x30 [ 205.166294] ? release_task.part.14+0xf59/0x1bb0 [ 205.171078] ? _raw_write_unlock_irq+0x27/0x80 [ 205.175682] ? _raw_write_unlock_irq+0x27/0x80 [ 205.180320] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 205.184938] ? release_task.part.14+0xf59/0x1bb0 [ 205.189705] ? trace_hardirqs_off_caller+0x310/0x310 [ 205.194818] ? print_usage_bug+0xc0/0xc0 [ 205.198890] ? call_rcu+0xb/0x10 [ 205.202266] ? release_task.part.14+0xf74/0x1bb0 [ 205.207055] ? __lock_acquire+0x62f/0x4c20 [ 205.211298] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 205.216613] ? zap_class+0x640/0x640 [ 205.220375] ? mark_held_locks+0x130/0x130 [ 205.224624] ? cputime_adjust+0x1cc/0x340 [ 205.228801] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 205.233916] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 205.239027] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 205.243624] ? find_held_lock+0x36/0x1c0 [ 205.247697] ? print_usage_bug+0xc0/0xc0 [ 205.251769] ? wait_consider_task+0x2d46/0x3bb0 [ 205.256448] ? _raw_spin_unlock_irq+0x27/0x80 [ 205.260954] ? _raw_spin_unlock_irq+0x27/0x80 [ 205.265461] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 205.270074] ? trace_hardirqs_on+0xbd/0x310 [ 205.274404] ? kasan_check_read+0x11/0x20 [ 205.278566] ? __lock_acquire+0x62f/0x4c20 [ 205.282828] ? mark_held_locks+0x130/0x130 [ 205.287068] ? find_held_lock+0x36/0x1c0 [ 205.291146] ? remove_wait_queue+0x1a6/0x360 [ 205.295565] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 205.300695] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 205.305308] ? trace_hardirqs_on+0xbd/0x310 [ 205.309656] ? kasan_check_read+0x11/0x20 [ 205.313813] ? remove_wait_queue+0x1a6/0x360 [ 205.318240] ? trace_hardirqs_off_caller+0x310/0x310 [ 205.323367] ? lock_acquire+0x1ed/0x520 [ 205.327366] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 205.332477] ? zap_class+0x640/0x640 [ 205.336215] ? add_wait_queue+0x2b0/0x2b0 [ 205.340379] ? kasan_check_write+0x14/0x20 [ 205.344654] ? find_held_lock+0x36/0x1c0 [ 205.348735] ? __might_fault+0x12b/0x1e0 [ 205.352863] ? lock_downgrade+0x900/0x900 [ 205.357024] ? lock_release+0xa00/0xa00 [ 205.361003] ? perf_trace_sched_process_exec+0x860/0x860 [ 205.366473] _do_fork+0x1cb/0x11d0 [ 205.370026] ? fork_idle+0x1d0/0x1d0 [ 205.373789] ? __ia32_sys_waitid+0x140/0x140 [ 205.378212] ? task_stopped_code+0x190/0x190 [ 205.382640] ? __do_sys_wait4+0xaf/0x150 [ 205.386723] ? kernel_wait4+0x3f0/0x3f0 [ 205.390712] ? nsecs_to_jiffies+0x30/0x30 [ 205.394871] ? do_syscall_64+0x9a/0x820 [ 205.398859] ? do_syscall_64+0x9a/0x820 [ 205.402862] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 205.407465] ? trace_hardirqs_on+0xbd/0x310 [ 205.411796] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 205.417351] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 205.422729] ? trace_hardirqs_off_caller+0x310/0x310 [ 205.427851] __x64_sys_clone+0xbf/0x150 [ 205.431855] do_syscall_64+0x1b9/0x820 [ 205.435752] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 205.441147] ? syscall_return_slowpath+0x5e0/0x5e0 [ 205.446090] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 205.450961] ? trace_hardirqs_on_caller+0x310/0x310 [ 205.456002] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 205.461054] ? prepare_exit_to_usermode+0x291/0x3b0 [ 205.466085] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 205.470953] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 205.476163] RIP: 0033:0x444e5a [ 205.479382] 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 [ 205.498322] RSP: 002b:00007ffe28ef2420 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 205.506055] RAX: ffffffffffffffda RBX: 00007ffe28ef2420 RCX: 0000000000444e5a [ 205.513340] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000001200011 [ 205.520633] RBP: 00007ffe28ef2460 R08: 00000000000017a3 R09: 0000000001792880 [ 205.527902] R10: 0000000001792b50 R11: 0000000000000246 R12: 00000000000017a3 [ 205.535220] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 205.631058] Mem-Info: [ 205.633578] active_anon:1381773 inactive_anon:183 isolated_anon:0 [ 205.633578] active_file:44 inactive_file:30 isolated_file:33 [ 205.633578] unevictable:0 dirty:0 writeback:0 unstable:0 [ 205.633578] slab_reclaimable:13902 slab_unreclaimable:105287 [ 205.633578] mapped:62 shmem:244 pagetables:16751 bounce:0 [ 205.633578] free:24192 free_pcp:471 free_cma:0 [ 205.666885] Node 0 active_anon:5527092kB inactive_anon:732kB active_file:176kB inactive_file:220kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:248kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 5398528kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 205.709829] 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 [ 205.741972] lowmem_reserve[]: 0 2818 6321 6321 [ 205.746599] Node 0 DMA32 free:43664kB min:30052kB low:37564kB high:45076kB active_anon:2682960kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888780kB mlocked:0kB kernel_stack:36288kB pagetables:25520kB bounce:0kB free_pcp:540kB local_pcp:32kB free_cma:0kB [ 205.783179] lowmem_reserve[]: 0 0 3503 3503 [ 205.787547] Node 0 Normal free:37196kB min:37364kB low:46704kB high:56044kB active_anon:2844132kB inactive_anon:732kB active_file:92kB inactive_file:96kB unevictable:0kB writepending:0kB present:4718592kB managed:3587816kB mlocked:0kB kernel_stack:57728kB pagetables:41484kB bounce:0kB free_pcp:1512kB local_pcp:156kB free_cma:0kB [ 205.816898] lowmem_reserve[]: 0 0 0 0 [ 205.820767] 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 [ 205.834512] Node 0 DMA32: 1*4kB (E) 1*8kB (E) 0*16kB 3*32kB (UME) 3*64kB (UM) 3*128kB (UME) 1*256kB (M) 1*512kB (E) 1*1024kB (U) 0*2048kB 10*4096kB (M) = 43436kB [ 205.849272] Node 0 Normal: 649*4kB (UME) 927*8kB (UME) 367*16kB (UME) 146*32kB (UME) 60*64kB (ME) 18*128kB (ME) 11*256kB (UME) 3*512kB (M) 6*1024kB (UM) 0*2048kB 0*4096kB = 37196kB [ 205.899078] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 205.915974] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 205.926158] 331 total pagecache pages [ 205.930036] 0 pages in swap cache [ 205.933489] Swap cache stats: add 0, delete 0, find 0/0 [ 205.938859] Free swap = 0kB [ 205.941947] Total swap = 0kB [ 205.944970] 1965979 pages RAM executing program executing program [ 205.948069] 0 pages HighMem/MovableOnly [ 205.952099] 342853 pages reserved [ 205.955551] 0 pages cma reserved [ 205.958920] Out of memory: Kill process 5783 (dhclient) score 0 or sacrifice child [ 205.967968] Killed process 5783 (dhclient) total-vm:9972kB, anon-rss:2296kB, 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 [ 207.561401] syz-executor401 (14321) used greatest stack depth: 3880 bytes left [ 210.354586] syz-executor401 invoked oom-killer: gfp_mask=0x6040c0(GFP_KERNEL|__GFP_COMP), nodemask=(null), order=1, oom_score_adj=0 [ 210.367134] syz-executor401 cpuset=/ mems_allowed=0 [ 210.379872] CPU: 0 PID: 6056 Comm: syz-executor401 Not tainted 4.20.0-rc7+ #379 [ 210.387336] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 210.396711] Call Trace: [ 210.399310] dump_stack+0x244/0x39d [ 210.402964] ? dump_stack_print_info.cold.1+0x20/0x20 [ 210.408179] dump_header+0x27b/0xf72 [ 210.411920] ? mark_held_locks+0x130/0x130 [ 210.416177] ? pagefault_out_of_memory+0x197/0x197 [ 210.421126] ? __lock_acquire+0x62f/0x4c20 [ 210.425409] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 210.430979] ? zap_class+0x640/0x640 [ 210.434700] ? print_usage_bug+0xc0/0xc0 [ 210.438767] ? __switch_to_asm+0x40/0x70 [ 210.442829] ? __switch_to_asm+0x34/0x70 [ 210.446895] ? __switch_to_asm+0x34/0x70 [ 210.450961] ? __switch_to_asm+0x40/0x70 [ 210.455029] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 210.460622] ? find_held_lock+0x36/0x1c0 [ 210.464696] ? mark_held_locks+0xc7/0x130 [ 210.468849] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 210.473970] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 210.479082] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 210.483707] ? trace_hardirqs_on+0xbd/0x310 [ 210.488039] ? kasan_check_read+0x11/0x20 [ 210.492189] ? ___ratelimit+0x3b4/0x672 [ 210.496184] ? trace_hardirqs_off_caller+0x310/0x310 [ 210.501323] ? trace_hardirqs_on+0x310/0x310 [ 210.505765] ? lock_downgrade+0x900/0x900 [ 210.509937] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 210.515057] ? ___ratelimit+0x3b9/0x672 [ 210.519033] ? idr_get_free+0xf70/0xf70 [ 210.523086] oom_kill_process.cold.27+0x10/0x903 [ 210.527851] ? zap_class+0x640/0x640 [ 210.531631] ? note_gp_changes+0x470/0x470 [ 210.535895] ? oom_evaluate_task+0x540/0x540 [ 210.540329] ? find_held_lock+0x36/0x1c0 [ 210.544431] ? out_of_memory+0x974/0x1430 [ 210.548597] ? lock_downgrade+0x900/0x900 [ 210.552760] ? __rcu_read_unlock+0x2d6/0x2e0 [ 210.557167] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 210.562107] ? kasan_check_read+0x11/0x20 [ 210.566273] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 210.571574] ? rcu_softirq_qs+0x20/0x20 [ 210.575563] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 210.580615] ? oom_evaluate_task+0x302/0x540 [ 210.585032] out_of_memory+0xa84/0x1430 [ 210.589062] ? oom_killer_disable+0x3a0/0x3a0 [ 210.593570] ? __alloc_pages_slowpath+0xf5c/0x2de0 [ 210.598507] ? __ww_mutex_check_waiters+0x160/0x160 [ 210.603563] __alloc_pages_slowpath+0x232c/0x2de0 [ 210.608436] ? warn_alloc+0x120/0x120 [ 210.612253] ? warn_alloc+0x120/0x120 [ 210.616099] ? print_usage_bug+0xc0/0xc0 [ 210.620177] ? zap_class+0x640/0x640 [ 210.623910] ? print_usage_bug+0xc0/0xc0 [ 210.628013] ? print_usage_bug+0xc0/0xc0 [ 210.632101] ? check_preemption_disabled+0x48/0x280 [ 210.637122] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 210.642677] ? zap_class+0x640/0x640 [ 210.646408] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 210.651539] ? find_held_lock+0x36/0x1c0 [ 210.655653] ? lock_release+0xa00/0xa00 [ 210.659655] ? perf_trace_sched_process_exec+0x860/0x860 [ 210.665132] ? check_preemption_disabled+0x48/0x280 [ 210.670166] ? __might_sleep+0x95/0x190 [ 210.674153] __alloc_pages_nodemask+0xad8/0xea0 [ 210.678850] ? __alloc_pages_slowpath+0x2de0/0x2de0 [ 210.683899] ? cache_grow_begin+0x65/0x8c0 [ 210.688620] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 210.693246] ? trace_hardirqs_on+0xbd/0x310 [ 210.697576] ? fallback_alloc+0x204/0x2e0 [ 210.701739] ? trace_hardirqs_off_caller+0x310/0x310 [ 210.706854] ? ____cache_alloc_node+0x16b/0x1e0 [ 210.711544] ? lock_downgrade+0x900/0x900 [ 210.715699] cache_grow_begin+0xa5/0x8c0 [ 210.719771] ? do_raw_spin_unlock+0xa7/0x330 [ 210.724205] fallback_alloc+0x204/0x2e0 [ 210.728194] ____cache_alloc_node+0x1c7/0x1e0 [ 210.732714] kmem_cache_alloc_node+0xe3/0x730 [ 210.737224] ? trace_hardirqs_on+0xbd/0x310 [ 210.741556] ? __debug_object_init+0x57d/0x1290 [ 210.746277] copy_process+0x2026/0x87a0 [ 210.750258] ? find_held_lock+0x36/0x1c0 [ 210.754345] ? zap_class+0x640/0x640 [ 210.758070] ? debug_object_activate+0x402/0x600 [ 210.762840] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 210.767941] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 210.773061] ? __cleanup_sighand+0x70/0x70 [ 210.777301] ? debug_object_active_state+0x2f5/0x4d0 [ 210.782475] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 210.787602] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 210.792716] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 210.797346] ? trace_hardirqs_on+0xbd/0x310 [ 210.801692] ? kasan_check_read+0x11/0x20 [ 210.805842] ? debug_object_active_state+0x2f5/0x4d0 [ 210.810962] ? trace_hardirqs_off_caller+0x310/0x310 [ 210.816081] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 210.821777] ? __call_rcu.constprop.55+0x3ea/0x950 [ 210.826722] ? __call_rcu.constprop.55+0x3ea/0x950 [ 210.831667] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 210.836253] ? trace_hardirqs_on+0xbd/0x310 [ 210.840595] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 210.845887] ? debug_object_deactivate+0x450/0x450 [ 210.850821] ? call_rcu+0xb/0x10 [ 210.854207] ? trace_hardirqs_off_caller+0x310/0x310 [ 210.859311] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 210.864873] ? check_preemption_disabled+0x48/0x280 [ 210.869916] ? rcu_is_watching+0x30/0x30 [ 210.874002] ? release_task.part.14+0xf59/0x1bb0 [ 210.878777] ? _raw_write_unlock_irq+0x27/0x80 [ 210.883409] ? _raw_write_unlock_irq+0x27/0x80 [ 210.887995] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 210.892614] ? trace_hardirqs_on+0xbd/0x310 [ 210.896950] ? release_task.part.14+0xf59/0x1bb0 [ 210.901710] ? trace_hardirqs_off_caller+0x310/0x310 [ 210.906834] ? print_usage_bug+0xc0/0xc0 [ 210.910919] ? call_rcu+0xb/0x10 [ 210.914295] ? release_task.part.14+0xf74/0x1bb0 [ 210.919087] ? __lock_acquire+0x62f/0x4c20 [ 210.923331] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 210.928653] ? zap_class+0x640/0x640 [ 210.932394] ? mark_held_locks+0x130/0x130 [ 210.936635] ? cputime_adjust+0x1cc/0x340 [ 210.940831] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 210.945935] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 210.951063] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 210.955666] ? find_held_lock+0x36/0x1c0 [ 210.959752] ? print_usage_bug+0xc0/0xc0 [ 210.963847] ? wait_consider_task+0x2d46/0x3bb0 [ 210.968522] ? _raw_spin_unlock_irq+0x27/0x80 [ 210.973023] ? _raw_spin_unlock_irq+0x27/0x80 [ 210.977535] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 210.982120] ? trace_hardirqs_on+0xbd/0x310 [ 210.986470] ? kasan_check_read+0x11/0x20 [ 210.990628] ? __lock_acquire+0x62f/0x4c20 [ 210.994889] ? mark_held_locks+0x130/0x130 [ 210.999129] ? find_held_lock+0x36/0x1c0 [ 211.003238] ? remove_wait_queue+0x1a6/0x360 [ 211.007660] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 211.012776] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 211.017881] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 211.022471] ? trace_hardirqs_on+0xbd/0x310 [ 211.026794] ? kasan_check_read+0x11/0x20 [ 211.030955] ? remove_wait_queue+0x1a6/0x360 [ 211.035388] ? trace_hardirqs_off_caller+0x310/0x310 [ 211.040500] ? lock_acquire+0x1ed/0x520 [ 211.044483] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 211.049617] ? zap_class+0x640/0x640 [ 211.053361] ? add_wait_queue+0x2b0/0x2b0 [ 211.057530] ? kasan_check_write+0x14/0x20 [ 211.061824] ? find_held_lock+0x36/0x1c0 [ 211.065902] ? __might_fault+0x12b/0x1e0 [ 211.069978] ? lock_downgrade+0x900/0x900 [ 211.074135] ? lock_release+0xa00/0xa00 [ 211.078116] ? perf_trace_sched_process_exec+0x860/0x860 [ 211.083590] _do_fork+0x1cb/0x11d0 [ 211.087161] ? fork_idle+0x1d0/0x1d0 [ 211.090880] ? __ia32_sys_waitid+0x140/0x140 [ 211.095296] ? task_stopped_code+0x190/0x190 [ 211.099748] ? __do_sys_wait4+0xaf/0x150 [ 211.103822] ? kernel_wait4+0x3f0/0x3f0 [ 211.107817] ? nsecs_to_jiffies+0x30/0x30 [ 211.111989] ? do_syscall_64+0x9a/0x820 [ 211.115973] ? do_syscall_64+0x9a/0x820 [ 211.119941] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 211.124505] ? trace_hardirqs_on+0xbd/0x310 [ 211.128808] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 211.134333] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 211.139684] ? trace_hardirqs_off_caller+0x310/0x310 [ 211.144776] __x64_sys_clone+0xbf/0x150 [ 211.148732] do_syscall_64+0x1b9/0x820 [ 211.152615] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 211.157972] ? syscall_return_slowpath+0x5e0/0x5e0 [ 211.162898] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 211.167829] ? trace_hardirqs_on_caller+0x310/0x310 [ 211.172864] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 211.177873] ? prepare_exit_to_usermode+0x291/0x3b0 [ 211.182872] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 211.187720] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 211.192914] RIP: 0033:0x444e5a [ 211.196090] 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 [ 211.215005] RSP: 002b:00007ffe28ef2420 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 211.222721] RAX: ffffffffffffffda RBX: 00007ffe28ef2420 RCX: 0000000000444e5a [ 211.229969] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000001200011 [ 211.237217] RBP: 00007ffe28ef2460 R08: 00000000000017a8 R09: 0000000001792880 [ 211.244487] R10: 0000000001792b50 R11: 0000000000000246 R12: 00000000000017a8 [ 211.251735] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 211.622985] Mem-Info: [ 211.627202] active_anon:1381384 inactive_anon:183 isolated_anon:0 [ 211.627202] active_file:20 inactive_file:105 isolated_file:32 [ 211.627202] unevictable:0 dirty:0 writeback:0 unstable:0 [ 211.627202] slab_reclaimable:13916 slab_unreclaimable:105479 [ 211.627202] mapped:83 shmem:244 pagetables:16837 bounce:0 [ 211.627202] free:24319 free_pcp:155 free_cma:0 [ 211.671001] Node 0 active_anon:5525536kB inactive_anon:732kB active_file:80kB inactive_file:420kB unevictable:0kB isolated(anon):0kB isolated(file):128kB mapped:332kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 5398528kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 211.765537] 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 [ 211.803357] lowmem_reserve[]: 0 2818 6321 6321 [ 211.808154] Node 0 DMA32 free:43576kB min:30052kB low:37564kB high:45076kB active_anon:2682980kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888780kB mlocked:0kB kernel_stack:36256kB pagetables:25560kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 211.845288] lowmem_reserve[]: 0 0 3503 3503 [ 211.858560] Node 0 Normal free:37792kB min:37364kB low:46704kB high:56044kB active_anon:2842556kB inactive_anon:732kB active_file:80kB inactive_file:288kB unevictable:0kB writepending:0kB present:4718592kB managed:3587816kB mlocked:0kB kernel_stack:58112kB pagetables:41788kB bounce:0kB free_pcp:652kB local_pcp:288kB free_cma:0kB [ 211.899273] lowmem_reserve[]: 0 0 0 0 [ 211.903549] 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 [ 211.917493] Node 0 DMA32: 6*4kB (UM) 5*8kB (ME) 5*16kB (M) 10*32kB (UME) 3*64kB (M) 3*128kB (UME) 2*256kB (M) 1*512kB (E) 1*1024kB (U) 0*2048kB 10*4096kB (M) = 44048kB [ 211.939826] Node 0 Normal: 700*4kB (ME) 919*8kB (ME) 360*16kB (UME) 152*32kB (UME) 61*64kB (ME) 21*128kB (UME) 11*256kB (UME) 4*512kB (UM) 5*1024kB (M) 0*2048kB 0*4096kB = 37352kB [ 211.958591] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 211.983254] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 211.995273] 380 total pagecache pages [ 211.999434] 0 pages in swap cache [ 212.003115] Swap cache stats: add 0, delete 0, find 0/0 [ 212.008635] Free swap = 0kB [ 212.011851] Total swap = 0kB [ 212.015023] 1965979 pages RAM [ 212.018281] 0 pages HighMem/MovableOnly [ 212.022460] 342853 pages reserved [ 212.026052] 0 pages cma reserved [ 212.029528] Out of memory: Kill process 8723 (syz-executor401) score 0 or sacrifice child [ 212.048496] Killed process 8723 (syz-executor401) total-vm:17852kB, anon-rss:2108kB, file-rss:24kB, shmem-rss:0kB [ 212.077764] oom_reaper: reaped process 8723 (syz-executor401), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 214.119246] syz-executor401 invoked oom-killer: gfp_mask=0x6040c0(GFP_KERNEL|__GFP_COMP), nodemask=(null), order=1, oom_score_adj=0 [ 214.199798] syz-executor401 cpuset=/ mems_allowed=0 [ 214.204921] CPU: 0 PID: 6056 Comm: syz-executor401 Not tainted 4.20.0-rc7+ #379 [ 214.212370] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 214.221735] Call Trace: [ 214.224399] dump_stack+0x244/0x39d [ 214.228038] ? dump_stack_print_info.cold.1+0x20/0x20 [ 214.233263] dump_header+0x27b/0xf72 [ 214.237002] ? mark_held_locks+0x130/0x130 [ 214.241249] ? pagefault_out_of_memory+0x197/0x197 [ 214.246193] ? mark_held_locks+0x130/0x130 [ 214.250458] ? __lock_acquire+0x62f/0x4c20 [ 214.254709] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 214.260257] ? _raw_spin_unlock_irq+0x60/0x80 [ 214.264770] ? zap_class+0x640/0x640 [ 214.268497] ? print_usage_bug+0xc0/0xc0 [ 214.272567] ? __switch_to_asm+0x40/0x70 [ 214.276636] ? __switch_to_asm+0x34/0x70 [ 214.280718] ? __switch_to_asm+0x34/0x70 [ 214.284820] ? __switch_to_asm+0x40/0x70 [ 214.288902] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 214.294455] ? find_held_lock+0x36/0x1c0 [ 214.298545] ? mark_held_locks+0xc7/0x130 [ 214.302700] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 214.307866] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 214.312989] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 214.317584] ? trace_hardirqs_on+0xbd/0x310 [ 214.322051] ? kasan_check_read+0x11/0x20 [ 214.326234] ? ___ratelimit+0x3b4/0x672 [ 214.330243] ? trace_hardirqs_off_caller+0x310/0x310 [ 214.335388] ? trace_hardirqs_on+0x310/0x310 [ 214.339808] ? lock_downgrade+0x900/0x900 [ 214.343972] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 214.349096] ? ___ratelimit+0x3b9/0x672 [ 214.353094] ? idr_get_free+0xf70/0xf70 [ 214.357120] oom_kill_process.cold.27+0x10/0x903 [ 214.361877] ? zap_class+0x640/0x640 [ 214.365624] ? note_gp_changes+0x470/0x470 [ 214.369883] ? oom_evaluate_task+0x540/0x540 [ 214.374308] ? find_held_lock+0x36/0x1c0 [ 214.378403] ? out_of_memory+0x974/0x1430 [ 214.382556] ? lock_downgrade+0x900/0x900 [ 214.386723] ? __rcu_read_unlock+0x2d6/0x2e0 [ 214.391170] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 214.396101] ? kasan_check_read+0x11/0x20 [ 214.400260] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 214.405543] ? rcu_softirq_qs+0x20/0x20 [ 214.409530] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 214.414576] ? oom_evaluate_task+0x302/0x540 [ 214.419010] out_of_memory+0xa84/0x1430 [ 214.422999] ? oom_killer_disable+0x3a0/0x3a0 [ 214.427502] ? __alloc_pages_slowpath+0xf5c/0x2de0 [ 214.432458] ? __ww_mutex_check_waiters+0x160/0x160 [ 214.437505] __alloc_pages_slowpath+0x232c/0x2de0 [ 214.442397] ? warn_alloc+0x120/0x120 [ 214.446220] ? warn_alloc+0x120/0x120 [ 214.450034] ? print_usage_bug+0xc0/0xc0 [ 214.454217] ? zap_class+0x640/0x640 [ 214.457937] ? print_usage_bug+0xc0/0xc0 [ 214.462105] ? print_usage_bug+0xc0/0xc0 [ 214.466206] ? check_preemption_disabled+0x48/0x280 [ 214.471234] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 214.476788] ? zap_class+0x640/0x640 [ 214.480560] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 214.485674] ? find_held_lock+0x36/0x1c0 [ 214.489773] ? lock_release+0xa00/0xa00 [ 214.493767] ? perf_trace_sched_process_exec+0x860/0x860 [ 214.499250] ? check_preemption_disabled+0x48/0x280 [ 214.504278] ? __might_sleep+0x95/0x190 [ 214.508263] __alloc_pages_nodemask+0xad8/0xea0 [ 214.512947] ? __alloc_pages_slowpath+0x2de0/0x2de0 [ 214.517981] ? cache_grow_begin+0x65/0x8c0 [ 214.522219] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 214.526804] ? trace_hardirqs_on+0xbd/0x310 [ 214.531197] ? fallback_alloc+0x204/0x2e0 [ 214.535358] ? trace_hardirqs_off_caller+0x310/0x310 [ 214.540495] ? ____cache_alloc_node+0x16b/0x1e0 [ 214.545188] ? lock_downgrade+0x900/0x900 [ 214.549357] cache_grow_begin+0xa5/0x8c0 [ 214.553438] ? do_raw_spin_unlock+0xa7/0x330 [ 214.557869] fallback_alloc+0x204/0x2e0 [ 214.561903] ____cache_alloc_node+0x1c7/0x1e0 [ 214.566406] kmem_cache_alloc_node+0xe3/0x730 [ 214.570909] ? trace_hardirqs_on+0xbd/0x310 [ 214.575233] ? __debug_object_init+0x57d/0x1290 [ 214.579923] copy_process+0x2026/0x87a0 [ 214.583917] ? find_held_lock+0x36/0x1c0 [ 214.587996] ? zap_class+0x640/0x640 [ 214.591713] ? debug_object_activate+0x402/0x600 [ 214.596488] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 214.601622] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 214.606731] ? __cleanup_sighand+0x70/0x70 [ 214.610974] ? debug_object_active_state+0x2f5/0x4d0 [ 214.616074] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 214.621205] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 214.626312] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 214.630921] ? trace_hardirqs_on+0xbd/0x310 [ 214.635244] ? kasan_check_read+0x11/0x20 [ 214.639392] ? debug_object_active_state+0x2f5/0x4d0 [ 214.644513] ? trace_hardirqs_off_caller+0x310/0x310 [ 214.649635] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 214.655172] ? __call_rcu.constprop.55+0x3ea/0x950 [ 214.660114] ? __call_rcu.constprop.55+0x3ea/0x950 [ 214.665068] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 214.669696] ? trace_hardirqs_on+0xbd/0x310 [ 214.674021] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 214.679296] ? debug_object_deactivate+0x450/0x450 [ 214.684230] ? call_rcu+0xb/0x10 [ 214.687595] ? trace_hardirqs_off_caller+0x310/0x310 [ 214.693197] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 214.698756] ? check_preemption_disabled+0x48/0x280 [ 214.703799] ? rcu_is_watching+0x30/0x30 [ 214.707882] ? release_task.part.14+0xf59/0x1bb0 [ 214.712659] ? _raw_write_unlock_irq+0x27/0x80 [ 214.717243] ? _raw_write_unlock_irq+0x27/0x80 [ 214.721827] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 214.726414] ? trace_hardirqs_on+0xbd/0x310 [ 214.730741] ? release_task.part.14+0xf59/0x1bb0 [ 214.735515] ? trace_hardirqs_off_caller+0x310/0x310 [ 214.740631] ? print_usage_bug+0xc0/0xc0 [ 214.744720] ? call_rcu+0xb/0x10 [ 214.748091] ? release_task.part.14+0xf74/0x1bb0 [ 214.752865] ? __lock_acquire+0x62f/0x4c20 [ 214.757096] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 214.762377] ? zap_class+0x640/0x640 [ 214.766124] ? mark_held_locks+0x130/0x130 [ 214.770366] ? cputime_adjust+0x1cc/0x340 [ 214.774518] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 214.779623] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 214.784774] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 214.789380] ? find_held_lock+0x36/0x1c0 [ 214.793450] ? print_usage_bug+0xc0/0xc0 [ 214.797518] ? wait_consider_task+0x2d46/0x3bb0 [ 214.802187] ? _raw_spin_unlock_irq+0x27/0x80 [ 214.806689] ? _raw_spin_unlock_irq+0x27/0x80 [ 214.811197] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 214.815792] ? trace_hardirqs_on+0xbd/0x310 [ 214.820230] ? kasan_check_read+0x11/0x20 [ 214.824381] ? __lock_acquire+0x62f/0x4c20 [ 214.828630] ? mark_held_locks+0x130/0x130 [ 214.832867] ? find_held_lock+0x36/0x1c0 [ 214.836936] ? remove_wait_queue+0x1a6/0x360 [ 214.841362] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 214.846468] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 214.851575] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 214.856165] ? trace_hardirqs_on+0xbd/0x310 [ 214.860493] ? kasan_check_read+0x11/0x20 [ 214.864640] ? remove_wait_queue+0x1a6/0x360 [ 214.869046] ? trace_hardirqs_off_caller+0x310/0x310 [ 214.874153] ? lock_acquire+0x1ed/0x520 [ 214.878153] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 214.883274] ? zap_class+0x640/0x640 [ 214.886988] ? add_wait_queue+0x2b0/0x2b0 [ 214.891164] ? kasan_check_write+0x14/0x20 [ 214.895410] ? find_held_lock+0x36/0x1c0 [ 214.899512] ? __might_fault+0x12b/0x1e0 [ 214.903576] ? lock_downgrade+0x900/0x900 [ 214.907733] ? lock_release+0xa00/0xa00 [ 214.911712] ? perf_trace_sched_process_exec+0x860/0x860 [ 214.917187] _do_fork+0x1cb/0x11d0 [ 214.920743] ? fork_idle+0x1d0/0x1d0 [ 214.924460] ? __ia32_sys_waitid+0x140/0x140 [ 214.928898] ? task_stopped_code+0x190/0x190 [ 214.933317] ? __do_sys_wait4+0xaf/0x150 [ 214.937412] ? kernel_wait4+0x3f0/0x3f0 [ 214.941410] ? nsecs_to_jiffies+0x30/0x30 [ 214.945580] ? do_syscall_64+0x9a/0x820 [ 214.949568] ? do_syscall_64+0x9a/0x820 [ 214.953559] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 214.958145] ? trace_hardirqs_on+0xbd/0x310 [ 214.962470] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 214.968016] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 214.973381] ? trace_hardirqs_off_caller+0x310/0x310 [ 214.978514] __x64_sys_clone+0xbf/0x150 [ 214.982494] do_syscall_64+0x1b9/0x820 [ 214.986397] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 214.991780] ? syscall_return_slowpath+0x5e0/0x5e0 [ 214.996709] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 215.001552] ? trace_hardirqs_on_caller+0x310/0x310 [ 215.006605] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 215.011644] ? prepare_exit_to_usermode+0x291/0x3b0 [ 215.016670] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 215.021520] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 215.026711] RIP: 0033:0x444e5a [ 215.029910] 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 [ 215.048817] RSP: 002b:00007ffe28ef2420 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 215.056530] RAX: ffffffffffffffda RBX: 00007ffe28ef2420 RCX: 0000000000444e5a [ 215.063809] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000001200011 [ 215.071074] RBP: 00007ffe28ef2460 R08: 00000000000017a8 R09: 0000000001792880 [ 215.078352] R10: 0000000001792b50 R11: 0000000000000246 R12: 00000000000017a8 [ 215.085617] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 215.991965] Mem-Info: [ 215.994503] active_anon:1381007 inactive_anon:183 isolated_anon:0 [ 215.994503] active_file:109 inactive_file:125 isolated_file:24 [ 215.994503] unevictable:0 dirty:0 writeback:0 unstable:0 [ 215.994503] slab_reclaimable:13935 slab_unreclaimable:105650 [ 215.994503] mapped:153 shmem:244 pagetables:16902 bounce:0 [ 215.994503] free:24159 free_pcp:153 free_cma:0 [ 216.027960] Node 0 active_anon:5524028kB inactive_anon:732kB active_file:436kB inactive_file:500kB unevictable:0kB isolated(anon):0kB isolated(file):96kB mapped:612kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 5396480kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 216.069794] 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 [ 216.099688] lowmem_reserve[]: 0 2818 6321 6321 [ 216.129783] Node 0 DMA32 free:44048kB min:30052kB low:37564kB high:45076kB active_anon:2682984kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888780kB mlocked:0kB kernel_stack:36256kB pagetables:25572kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 216.179888] lowmem_reserve[]: 0 0 3503 3503 [ 216.184652] Node 0 Normal free:36796kB min:37364kB low:46704kB high:56044kB active_anon:2841064kB inactive_anon:732kB active_file:192kB inactive_file:460kB unevictable:0kB writepending:0kB present:4718592kB managed:3587816kB mlocked:0kB kernel_stack:58496kB pagetables:42040kB bounce:0kB free_pcp:696kB local_pcp:132kB free_cma:0kB [ 216.215170] lowmem_reserve[]: 0 0 0 0 [ 216.219205] 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 [ 216.233167] Node 0 DMA32: 6*4kB (UM) 5*8kB (ME) 5*16kB (M) 10*32kB (UME) 3*64kB (M) 3*128kB (UME) 2*256kB (M) 1*512kB (E) 1*1024kB (U) 0*2048kB 10*4096kB (M) = 44048kB [ 216.257524] Node 0 Normal: 487*4kB (UME) 892*8kB (ME) 340*16kB (ME) 150*32kB (ME) 61*64kB (ME) 20*128kB (ME) 11*256kB (UME) 4*512kB (UM) 6*1024kB (UM) 0*2048kB 0*4096kB = 36796kB [ 216.302458] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 216.319194] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 216.327939] 473 total pagecache pages [ 216.331811] 0 pages in swap cache [ 216.335280] Swap cache stats: add 0, delete 0, find 0/0 [ 216.340764] Free swap = 0kB [ 216.343798] Total swap = 0kB [ 216.346815] 1965979 pages RAM [ 216.349965] 0 pages HighMem/MovableOnly [ 216.353937] 342853 pages reserved [ 216.357386] 0 pages cma reserved [ 216.378760] Out of memory: Kill process 12387 (syz-executor401) score 0 or sacrifice child [ 216.387935] Killed process 12387 (syz-executor401) total-vm:17852kB, anon-rss:2108kB, file-rss:24kB, 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 executing program executing program executing program executing program executing program executing program [ 223.912157] syz-executor401 invoked oom-killer: gfp_mask=0x7080c0(GFP_KERNEL_ACCOUNT|__GFP_ZERO), nodemask=(null), order=0, oom_score_adj=0 [ 223.999786] syz-executor401 cpuset=/ mems_allowed=0 [ 224.005169] CPU: 1 PID: 14482 Comm: syz-executor401 Not tainted 4.20.0-rc7+ #379 [ 224.012729] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 224.022083] Call Trace: [ 224.024695] dump_stack+0x244/0x39d [ 224.028348] ? dump_stack_print_info.cold.1+0x20/0x20 [ 224.033559] dump_header+0x27b/0xf72 [ 224.037306] ? mark_held_locks+0x130/0x130 [ 224.041558] ? pagefault_out_of_memory+0x197/0x197 [ 224.046500] ? __lock_acquire+0x62f/0x4c20 [ 224.050745] ? mark_held_locks+0xc7/0x130 [ 224.054932] ? _raw_spin_unlock_irq+0x27/0x80 [ 224.059442] ? zap_class+0x640/0x640 [ 224.063168] ? print_usage_bug+0xc0/0xc0 [ 224.067253] ? compat_start_thread+0x80/0x80 [ 224.071698] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 224.077249] ? find_held_lock+0x36/0x1c0 [ 224.081350] ? mark_held_locks+0xc7/0x130 [ 224.085510] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 224.090637] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 224.095766] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 224.100367] ? trace_hardirqs_on+0xbd/0x310 [ 224.104700] ? kasan_check_read+0x11/0x20 [ 224.108864] ? ___ratelimit+0x3b4/0x672 [ 224.112846] ? trace_hardirqs_off_caller+0x310/0x310 [ 224.117983] ? trace_hardirqs_on+0x310/0x310 [ 224.122403] ? lock_downgrade+0x900/0x900 [ 224.126563] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 224.131724] ? ___ratelimit+0x3b9/0x672 [ 224.135712] ? idr_get_free+0xf70/0xf70 [ 224.139700] oom_kill_process.cold.27+0x10/0x903 [ 224.144486] ? zap_class+0x640/0x640 [ 224.148210] ? note_gp_changes+0x470/0x470 [ 224.152457] ? oom_evaluate_task+0x540/0x540 [ 224.156878] ? find_held_lock+0x36/0x1c0 [ 224.160953] ? out_of_memory+0x974/0x1430 [ 224.165110] ? lock_downgrade+0x900/0x900 [ 224.169258] ? __rcu_read_unlock+0x2d6/0x2e0 [ 224.173653] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 224.178571] ? kasan_check_read+0x11/0x20 [ 224.182720] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 224.187984] ? rcu_softirq_qs+0x20/0x20 [ 224.191960] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 224.197006] ? oom_evaluate_task+0x302/0x540 [ 224.201425] out_of_memory+0xa84/0x1430 [ 224.205426] ? oom_killer_disable+0x3a0/0x3a0 [ 224.209942] ? __alloc_pages_slowpath+0xf5c/0x2de0 [ 224.214895] ? __ww_mutex_check_waiters+0x160/0x160 [ 224.219935] __alloc_pages_slowpath+0x232c/0x2de0 [ 224.224819] ? warn_alloc+0x120/0x120 [ 224.228656] ? __lock_acquire+0x62f/0x4c20 [ 224.232923] ? zap_class+0x640/0x640 [ 224.236671] ? __lock_is_held+0xb5/0x140 [ 224.240755] ? lock_release+0xa00/0xa00 [ 224.244772] ? perf_trace_sched_process_exec+0x860/0x860 [ 224.250255] ? __might_sleep+0x95/0x190 [ 224.254257] __alloc_pages_nodemask+0xad8/0xea0 [ 224.258936] ? __lock_acquire+0x62f/0x4c20 [ 224.263189] ? __alloc_pages_slowpath+0x2de0/0x2de0 [ 224.268249] ? __lock_acquire+0x62f/0x4c20 [ 224.272526] ? mark_held_locks+0x130/0x130 [ 224.276814] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 224.282403] alloc_pages_current+0x173/0x350 [ 224.286823] pte_alloc_one+0x1b/0x1a0 [ 224.290671] __handle_mm_fault+0x4b04/0x5be0 [ 224.295095] ? vmf_insert_mixed_mkwrite+0x40/0x40 [ 224.299953] ? __lock_acquire+0x62f/0x4c20 [ 224.304209] ? zap_class+0x640/0x640 [ 224.307933] ? zap_class+0x640/0x640 [ 224.311657] ? mark_held_locks+0x130/0x130 [ 224.315906] ? find_held_lock+0x36/0x1c0 [ 224.319979] ? handle_mm_fault+0x42a/0xc70 [ 224.324221] ? lock_downgrade+0x900/0x900 [ 224.328380] ? check_preemption_disabled+0x48/0x280 [ 224.333420] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 224.338391] ? kasan_check_read+0x11/0x20 [ 224.342546] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 224.347862] ? rcu_softirq_qs+0x20/0x20 [ 224.351841] ? trace_hardirqs_off_caller+0x310/0x310 [ 224.356977] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 224.362535] ? check_preemption_disabled+0x48/0x280 [ 224.367590] handle_mm_fault+0x54f/0xc70 [ 224.371675] ? __handle_mm_fault+0x5be0/0x5be0 [ 224.376271] ? find_vma+0x34/0x190 [ 224.379839] __do_page_fault+0x5e8/0xe60 [ 224.383913] ? find_held_lock+0x36/0x1c0 [ 224.388016] do_page_fault+0xf2/0x7e0 [ 224.391830] ? vmalloc_sync_all+0x30/0x30 [ 224.395989] ? error_entry+0x70/0xd0 [ 224.399712] ? trace_hardirqs_off_caller+0xbb/0x310 [ 224.404735] ? trace_hardirqs_on_caller+0xc0/0x310 [ 224.409672] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 224.414538] ? trace_hardirqs_on_caller+0x310/0x310 [ 224.419577] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 224.425056] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 224.430079] ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250 [ 224.436766] ? page_fault+0x8/0x30 [ 224.440344] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 224.445199] ? page_fault+0x8/0x30 [ 224.448746] page_fault+0x1e/0x30 [ 224.452216] RIP: 0033:0x444e5a [ 224.455429] Code: Bad RIP value. [ 224.458793] RSP: 002b:00007ffe28ef2420 EFLAGS: 00010246 [ 224.464202] RAX: 0000000000000000 RBX: 00007ffe28ef2420 RCX: 0000000000444e5a [ 224.471477] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000001200011 [ 224.478746] RBP: 00007ffe28ef2460 R08: 00000000000017a5 R09: 0000000001792880 [ 224.486011] R10: 0000000001792b50 R11: 0000000000000246 R12: 00000000000017a5 [ 224.493288] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 224.606914] Mem-Info: [ 224.609388] active_anon:1380701 inactive_anon:183 isolated_anon:0 [ 224.609388] active_file:38 inactive_file:90 isolated_file:32 [ 224.609388] unevictable:0 dirty:0 writeback:0 unstable:0 [ 224.609388] slab_reclaimable:13973 slab_unreclaimable:105451 [ 224.609388] mapped:87 shmem:244 pagetables:17000 bounce:0 [ 224.609388] free:24343 free_pcp:121 free_cma:0 [ 224.650727] Node 0 active_anon:5522804kB inactive_anon:732kB active_file:152kB inactive_file:560kB unevictable:0kB isolated(anon):0kB isolated(file):128kB mapped:648kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 5394432kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 224.783082] 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 [ 224.914108] lowmem_reserve[]: 0 2818 6321 6321 [ 224.924745] Node 0 DMA32 free:43492kB min:30052kB low:37564kB high:45076kB active_anon:2681260kB inactive_anon:0kB active_file:44kB inactive_file:60kB unevictable:0kB writepending:0kB present:3129332kB managed:2888780kB mlocked:0kB kernel_stack:36608kB pagetables:25700kB bounce:0kB free_pcp:596kB local_pcp:560kB free_cma:0kB [ 224.979537] lowmem_reserve[]: 0 0 3503 3503 [ 225.028917] Node 0 Normal free:37240kB min:37364kB low:46704kB high:56044kB active_anon:2841544kB inactive_anon:732kB active_file:108kB inactive_file:100kB unevictable:0kB writepending:0kB present:4718592kB managed:3587816kB mlocked:0kB kernel_stack:58848kB pagetables:42300kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 225.116374] lowmem_reserve[]: 0 0 0 0 [ 225.124846] 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 [ 225.171213] Node 0 DMA32: 10*4kB (ME) 13*8kB (UME) 22*16kB (UM) 13*32kB (UME) 9*64kB (UME) 1*128kB (U) 2*256kB (UM) 2*512kB (UE) 2*1024kB (UM) 1*2048kB (U) 9*4096kB (M) = 44112kB [ 225.227819] Node 0 Normal: 622*4kB (UME) 975*8kB (UME) 357*16kB (UME) 150*32kB (ME) 62*64kB (UME) 20*128kB (ME) 10*256kB (ME) 4*512kB (UM) 6*1024kB (UM) 0*2048kB 0*4096kB = 38080kB [ 225.258137] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 225.276031] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 225.293585] 396 total pagecache pages [ 225.303015] 0 pages in swap cache [ 225.310956] Swap cache stats: add 0, delete 0, find 0/0 [ 225.324282] Free swap = 0kB [ 225.330711] Total swap = 0kB [ 225.337173] 1965979 pages RAM [ 225.349955] 0 pages HighMem/MovableOnly [ 225.353929] 342853 pages reserved [ 225.357372] 0 pages cma reserved [ 225.368255] Out of memory: Kill process 6067 (syz-executor401) score 0 or sacrifice child [ 225.378011] Killed process 6067 (syz-executor401) total-vm:17720kB, anon-rss:2100kB, file-rss:24kB, 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 [ 225.889903] syz-executor401 (14484) used greatest stack depth: 3640 bytes left executing program executing program executing program executing program executing program [ 230.458233] syz-executor401 invoked oom-killer: gfp_mask=0x6280ca(GFP_HIGHUSER_MOVABLE|__GFP_ZERO), nodemask=(null), order=0, oom_score_adj=0 [ 230.529648] syz-executor401 cpuset=/ mems_allowed=0 [ 230.565811] CPU: 0 PID: 14524 Comm: syz-executor401 Not tainted 4.20.0-rc7+ #379 [ 230.573489] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 230.582839] Call Trace: [ 230.585435] dump_stack+0x244/0x39d [ 230.589085] ? dump_stack_print_info.cold.1+0x20/0x20 [ 230.594299] ? mark_held_locks+0x130/0x130 [ 230.598580] ? mark_held_locks+0x130/0x130 [ 230.602864] dump_header+0x27b/0xf72 [ 230.606618] ? pagefault_out_of_memory+0x197/0x197 [ 230.611562] ? mark_held_locks+0x130/0x130 [ 230.615833] ? __lock_acquire+0x62f/0x4c20 [ 230.620085] ? __switch_to_asm+0x34/0x70 [ 230.624159] ? __switch_to_asm+0x34/0x70 [ 230.628235] ? __switch_to_asm+0x40/0x70 [ 230.632292] ? __switch_to_asm+0x34/0x70 [ 230.636360] ? __switch_to_asm+0x40/0x70 [ 230.640439] ? __switch_to_asm+0x34/0x70 [ 230.644506] ? __switch_to_asm+0x40/0x70 [ 230.648573] ? zap_class+0x640/0x640 [ 230.652290] ? print_usage_bug+0xc0/0xc0 [ 230.656370] ? __sched_text_start+0x8/0x8 [ 230.660579] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 230.666124] ? find_held_lock+0x36/0x1c0 [ 230.670195] ? mark_held_locks+0xc7/0x130 [ 230.674376] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 230.679526] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 230.684662] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 230.689708] ? trace_hardirqs_on+0xbd/0x310 [ 230.694031] ? kasan_check_read+0x11/0x20 [ 230.698178] ? ___ratelimit+0x3b4/0x672 [ 230.702156] ? trace_hardirqs_off_caller+0x310/0x310 [ 230.707276] ? trace_hardirqs_on+0x310/0x310 [ 230.711708] ? lock_downgrade+0x900/0x900 [ 230.715864] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 230.720977] ? ___ratelimit+0x3b9/0x672 [ 230.724959] ? idr_get_free+0xf70/0xf70 [ 230.728952] oom_kill_process.cold.27+0x10/0x903 [ 230.733710] ? zap_class+0x640/0x640 [ 230.737429] ? note_gp_changes+0x470/0x470 [ 230.741696] ? oom_evaluate_task+0x540/0x540 [ 230.746108] ? find_held_lock+0x36/0x1c0 [ 230.750196] ? out_of_memory+0x974/0x1430 [ 230.754385] ? lock_downgrade+0x900/0x900 [ 230.758549] ? __rcu_read_unlock+0x2d6/0x2e0 [ 230.762960] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 230.767893] ? kasan_check_read+0x11/0x20 [ 230.772042] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 230.777324] ? rcu_softirq_qs+0x20/0x20 [ 230.781319] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 230.786372] ? oom_evaluate_task+0x302/0x540 [ 230.790783] out_of_memory+0xa84/0x1430 [ 230.794766] ? oom_killer_disable+0x3a0/0x3a0 [ 230.799301] ? __alloc_pages_slowpath+0xf5c/0x2de0 [ 230.804238] ? __ww_mutex_check_waiters+0x160/0x160 [ 230.809267] __alloc_pages_slowpath+0x232c/0x2de0 [ 230.814134] ? warn_alloc+0x120/0x120 [ 230.817932] ? mark_held_locks+0x130/0x130 [ 230.822169] ? __lock_acquire+0x62f/0x4c20 [ 230.826407] ? is_bpf_text_address+0xac/0x170 [ 230.830946] ? __anon_vma_interval_tree_augment_rotate+0x1ac/0x220 [ 230.837267] ? __rb_insert_augmented+0x3b2/0x1890 [ 230.842147] ? rb_insert_color_cached+0x14b0/0x14b0 [ 230.847166] ? __kernel_text_address+0xd/0x40 [ 230.851731] ? unwind_get_return_address+0x61/0xa0 [ 230.856657] ? zap_class+0x640/0x640 [ 230.860446] ? __lock_is_held+0xb5/0x140 [ 230.864538] ? lock_release+0xa00/0xa00 [ 230.868532] ? perf_trace_sched_process_exec+0x860/0x860 [ 230.873995] ? __might_sleep+0x95/0x190 [ 230.877986] __alloc_pages_nodemask+0xad8/0xea0 [ 230.882678] ? __anon_vma_prepare+0x325/0x6c0 [ 230.887178] ? __alloc_pages_slowpath+0x2de0/0x2de0 [ 230.892203] ? up_write+0x7b/0x220 [ 230.895760] ? down_write_nested+0x130/0x130 [ 230.900225] ? __anon_vma_prepare+0x353/0x6c0 [ 230.904732] ? anon_vma_fork+0x820/0x820 [ 230.908805] ? mark_held_locks+0x130/0x130 [ 230.913043] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 230.918586] alloc_pages_vma+0x13d/0x690 [ 230.922673] __handle_mm_fault+0x27f8/0x5be0 [ 230.927081] ? trace_hardirqs_on+0xbd/0x310 [ 230.931423] ? vmf_insert_mixed_mkwrite+0x40/0x40 [ 230.936274] ? vm_mmap_pgoff+0x222/0x2c0 [ 230.940348] ? lock_downgrade+0x900/0x900 [ 230.944513] ? zap_class+0x640/0x640 [ 230.948226] ? zap_class+0x640/0x640 [ 230.951957] ? userfaultfd_unmap_prep+0x660/0x660 [ 230.956849] ? find_held_lock+0x36/0x1c0 [ 230.960967] ? handle_mm_fault+0x42a/0xc70 [ 230.965206] ? lock_downgrade+0x900/0x900 [ 230.969373] ? check_preemption_disabled+0x48/0x280 [ 230.974419] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 230.979376] ? kasan_check_read+0x11/0x20 [ 230.983548] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 230.988829] ? rcu_softirq_qs+0x20/0x20 [ 230.992802] ? trace_hardirqs_off_caller+0x310/0x310 [ 230.997934] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 231.003477] ? check_preemption_disabled+0x48/0x280 [ 231.008530] handle_mm_fault+0x54f/0xc70 [ 231.012612] ? __handle_mm_fault+0x5be0/0x5be0 [ 231.017199] ? find_vma+0x34/0x190 [ 231.020760] __do_page_fault+0x5e8/0xe60 [ 231.024843] ? trace_hardirqs_off+0xb8/0x310 [ 231.029261] do_page_fault+0xf2/0x7e0 [ 231.033064] ? vmalloc_sync_all+0x30/0x30 [ 231.037216] ? error_entry+0x70/0xd0 [ 231.040938] ? trace_hardirqs_off_caller+0xbb/0x310 [ 231.045958] ? trace_hardirqs_on_caller+0xc0/0x310 [ 231.050896] ? syscall_return_slowpath+0x5e0/0x5e0 [ 231.055828] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 231.060677] ? trace_hardirqs_on_caller+0x310/0x310 [ 231.065738] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 231.071220] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 231.076241] ? prepare_exit_to_usermode+0x291/0x3b0 [ 231.081260] ? page_fault+0x8/0x30 [ 231.084803] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 231.089665] ? page_fault+0x8/0x30 [ 231.093228] page_fault+0x1e/0x30 [ 231.096676] RIP: 0033:0x4032ff [ 231.099873] Code: Bad RIP value. [ 231.103236] RSP: 002b:00007ffe28ef2380 EFLAGS: 00010206 [ 231.108596] RAX: 00007fdde739d000 RBX: 0000000000020000 RCX: 000000000044658a [ 231.115867] RDX: 0000000000021000 RSI: 0000000000021000 RDI: 0000000000000000 [ 231.123136] RBP: 00007ffe28ef2460 R08: ffffffffffffffff R09: 0000000000000000 [ 231.130404] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffe28ef2480 [ 231.137688] R13: 00007fdde73bd700 R14: 0000000000000001 R15: 00000000006dbc30 [ 231.262139] Mem-Info: [ 231.264744] active_anon:1380337 inactive_anon:183 isolated_anon:0 [ 231.264744] active_file:108 inactive_file:146 isolated_file:32 [ 231.264744] unevictable:0 dirty:0 writeback:0 unstable:0 [ 231.264744] slab_reclaimable:13992 slab_unreclaimable:105642 [ 231.264744] mapped:146 shmem:244 pagetables:17066 bounce:0 [ 231.264744] free:24153 free_pcp:367 free_cma:0 [ 231.299450] Node 0 active_anon:5521348kB inactive_anon:732kB active_file:432kB inactive_file:584kB unevictable:0kB isolated(anon):0kB isolated(file):128kB mapped:584kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 5392384kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 231.367302] 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 [ 231.409889] lowmem_reserve[]: 0 2818 6321 6321 [ 231.422530] Node 0 DMA32 free:43640kB min:30052kB low:37564kB high:45076kB active_anon:2681380kB inactive_anon:0kB active_file:12kB inactive_file:16kB unevictable:0kB writepending:0kB present:3129332kB managed:2888780kB mlocked:0kB kernel_stack:36512kB pagetables:25752kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 231.579352] lowmem_reserve[]: 0 0 3503 3503 [ 231.601765] Node 0 Normal free:36840kB min:37364kB low:46704kB high:56044kB active_anon:2839976kB inactive_anon:732kB active_file:348kB inactive_file:184kB unevictable:0kB writepending:0kB present:4718592kB managed:3587816kB mlocked:0kB kernel_stack:59168kB pagetables:42524kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 231.732374] lowmem_reserve[]: 0 0 0 0 [ 231.746480] 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 [ 231.764575] Node 0 DMA32: 17*4kB (ME) 26*8kB (UME) 25*16kB (UME) 16*32kB (UM) 10*64kB (UME) 1*128kB (U) 1*256kB (M) 2*512kB (UE) 2*1024kB (UM) 1*2048kB (U) 9*4096kB (M) = 44196kB [ 231.789641] Node 0 Normal: 501*4kB (UME) 816*8kB (ME) 354*16kB (UME) 156*32kB (UME) 61*64kB (ME) 21*128kB (UME) 10*256kB (ME) 4*512kB (UM) 5*1024kB (M) 1*2048kB (M) 0*4096kB = 37556kB [ 231.806482] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 231.815490] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 231.830915] 509 total pagecache pages [ 231.835904] 0 pages in swap cache [ 231.839468] Swap cache stats: add 0, delete 0, find 0/0 [ 231.844937] Free swap = 0kB [ 231.848034] Total swap = 0kB [ 231.851146] 1965979 pages RAM [ 231.854315] 0 pages HighMem/MovableOnly [ 231.858386] 342853 pages reserved [ 231.869637] 0 pages cma reserved [ 231.875342] Out of memory: Kill process 6068 (syz-executor401) score 0 or sacrifice child [ 231.900951] Killed process 6068 (syz-executor401) total-vm:17720kB, anon-rss:2100kB, file-rss:24kB, shmem-rss:0kB executing program executing program executing program executing program executing program executing program executing program [ 242.118930] syz-executor401 invoked oom-killer: gfp_mask=0x7080c0(GFP_KERNEL_ACCOUNT|__GFP_ZERO), nodemask=(null), order=3, oom_score_adj=0 [ 242.139837] syz-executor401 cpuset=/ mems_allowed=0 [ 242.145101] CPU: 0 PID: 6056 Comm: syz-executor401 Not tainted 4.20.0-rc7+ #379 [ 242.152565] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 242.161943] Call Trace: [ 242.164541] dump_stack+0x244/0x39d [ 242.168189] ? dump_stack_print_info.cold.1+0x20/0x20 [ 242.173393] ? mark_held_locks+0x130/0x130 [ 242.177651] ? mark_held_locks+0x130/0x130 [ 242.181886] dump_header+0x27b/0xf72 [ 242.185612] ? pagefault_out_of_memory+0x197/0x197 [ 242.190549] ? mark_held_locks+0x130/0x130 [ 242.194785] ? __lock_acquire+0x62f/0x4c20 [ 242.199021] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 242.204569] ? finish_task_switch+0x1f4/0x910 [ 242.209079] ? zap_class+0x640/0x640 [ 242.212796] ? print_usage_bug+0xc0/0xc0 [ 242.216856] ? __switch_to_asm+0x40/0x70 [ 242.220912] ? __switch_to_asm+0x34/0x70 [ 242.224973] ? __switch_to_asm+0x40/0x70 [ 242.229012] ? __switch_to_asm+0x40/0x70 [ 242.233069] ? __switch_to_asm+0x34/0x70 [ 242.237133] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 242.242696] ? find_held_lock+0x36/0x1c0 [ 242.246751] ? mark_held_locks+0xc7/0x130 [ 242.250878] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 242.255959] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 242.261082] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 242.265681] ? trace_hardirqs_on+0xbd/0x310 [ 242.270046] ? kasan_check_read+0x11/0x20 [ 242.274198] ? ___ratelimit+0x3b4/0x672 [ 242.278176] ? trace_hardirqs_off_caller+0x310/0x310 [ 242.283296] ? trace_hardirqs_on+0x310/0x310 [ 242.287721] ? lock_downgrade+0x900/0x900 [ 242.291887] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 242.297020] ? ___ratelimit+0x3b9/0x672 [ 242.300995] ? idr_get_free+0xf70/0xf70 [ 242.304972] oom_kill_process.cold.27+0x10/0x903 [ 242.309712] ? zap_class+0x640/0x640 [ 242.313407] ? note_gp_changes+0x470/0x470 [ 242.317623] ? oom_evaluate_task+0x540/0x540 [ 242.322028] ? find_held_lock+0x36/0x1c0 [ 242.326084] ? out_of_memory+0x974/0x1430 [ 242.330213] ? lock_downgrade+0x900/0x900 [ 242.334346] ? __rcu_read_unlock+0x2d6/0x2e0 [ 242.338734] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 242.343647] ? kasan_check_read+0x11/0x20 [ 242.347786] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 242.353039] ? rcu_softirq_qs+0x20/0x20 [ 242.356993] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 242.362002] ? oom_evaluate_task+0x302/0x540 [ 242.366440] out_of_memory+0xa84/0x1430 [ 242.370423] ? oom_killer_disable+0x3a0/0x3a0 [ 242.374937] ? __alloc_pages_slowpath+0xf5c/0x2de0 [ 242.379890] ? __ww_mutex_check_waiters+0x160/0x160 [ 242.384915] __alloc_pages_slowpath+0x232c/0x2de0 [ 242.389765] ? cpuacct_charge+0x265/0x440 [ 242.393930] ? warn_alloc+0x120/0x120 [ 242.397732] ? mark_held_locks+0x130/0x130 [ 242.401989] ? find_held_lock+0x36/0x1c0 [ 242.406062] ? lock_downgrade+0x900/0x900 [ 242.410249] ? check_preemption_disabled+0x48/0x280 [ 242.415269] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 242.420201] ? kasan_check_read+0x11/0x20 [ 242.424372] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 242.429659] ? rcu_softirq_qs+0x20/0x20 [ 242.433675] ? rcu_softirq_qs+0x20/0x20 [ 242.437676] ? zap_class+0x640/0x640 [ 242.441443] ? kernel_text_address+0x79/0xf0 [ 242.445860] ? __kernel_text_address+0xd/0x40 [ 242.450373] ? unwind_get_return_address+0x61/0xa0 [ 242.455310] ? find_held_lock+0x36/0x1c0 [ 242.459399] ? lock_release+0xa00/0xa00 [ 242.463383] ? perf_trace_sched_process_exec+0x860/0x860 [ 242.468834] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 242.474207] ? __might_sleep+0x95/0x190 [ 242.478188] __alloc_pages_nodemask+0xad8/0xea0 [ 242.482861] ? __alloc_pages_slowpath+0x2de0/0x2de0 [ 242.487877] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 242.493415] ? check_preemption_disabled+0x48/0x280 [ 242.498444] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 242.503980] ? rcu_pm_notify+0xc0/0xc0 [ 242.507879] ? copy_process+0x2026/0x87a0 [ 242.512027] ? rcu_read_lock_sched_held+0x14f/0x180 [ 242.517058] ? kmem_cache_alloc_node+0x349/0x730 [ 242.521811] ? trace_hardirqs_on+0xbd/0x310 [ 242.526163] ? __debug_object_init+0x57d/0x1290 [ 242.530874] copy_process+0xa09/0x87a0 [ 242.534769] ? find_held_lock+0x36/0x1c0 [ 242.538844] ? zap_class+0x640/0x640 [ 242.542582] ? debug_object_activate+0x402/0x600 [ 242.547361] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 242.552478] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 242.557578] ? __cleanup_sighand+0x70/0x70 [ 242.561795] ? debug_object_active_state+0x2f5/0x4d0 [ 242.566876] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 242.571964] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 242.577046] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 242.581607] ? trace_hardirqs_on+0xbd/0x310 [ 242.585905] ? kasan_check_read+0x11/0x20 [ 242.590031] ? debug_object_active_state+0x2f5/0x4d0 [ 242.595113] ? trace_hardirqs_off_caller+0x310/0x310 [ 242.600198] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 242.605716] ? __call_rcu.constprop.55+0x3ea/0x950 [ 242.610652] ? __call_rcu.constprop.55+0x3ea/0x950 [ 242.615561] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 242.620118] ? trace_hardirqs_on+0xbd/0x310 [ 242.624416] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 242.629687] ? debug_object_deactivate+0x450/0x450 [ 242.634618] ? call_rcu+0xb/0x10 [ 242.637982] ? trace_hardirqs_off_caller+0x310/0x310 [ 242.643081] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 242.648631] ? check_preemption_disabled+0x48/0x280 [ 242.653635] ? rcu_is_watching+0x30/0x30 [ 242.657678] ? release_task.part.14+0xf59/0x1bb0 [ 242.662410] ? _raw_write_unlock_irq+0x27/0x80 [ 242.666970] ? _raw_write_unlock_irq+0x27/0x80 [ 242.671561] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 242.676124] ? trace_hardirqs_on+0xbd/0x310 [ 242.680421] ? release_task.part.14+0xf59/0x1bb0 [ 242.685172] ? trace_hardirqs_off_caller+0x310/0x310 [ 242.690254] ? print_usage_bug+0xc0/0xc0 [ 242.694313] ? call_rcu+0xb/0x10 [ 242.697660] ? release_task.part.14+0xf74/0x1bb0 [ 242.702401] ? __lock_acquire+0x62f/0x4c20 [ 242.706627] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 242.711881] ? zap_class+0x640/0x640 [ 242.715597] ? mark_held_locks+0x130/0x130 [ 242.719840] ? cputime_adjust+0x1cc/0x340 [ 242.723985] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 242.729078] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 242.734157] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 242.738718] ? find_held_lock+0x36/0x1c0 [ 242.742755] ? print_usage_bug+0xc0/0xc0 [ 242.746810] ? wait_consider_task+0x2d46/0x3bb0 [ 242.751461] ? _raw_spin_unlock_irq+0x27/0x80 [ 242.755945] ? _raw_spin_unlock_irq+0x27/0x80 [ 242.760451] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 242.765016] ? trace_hardirqs_on+0xbd/0x310 [ 242.769385] ? kasan_check_read+0x11/0x20 [ 242.773520] ? __lock_acquire+0x62f/0x4c20 [ 242.777746] ? mark_held_locks+0x130/0x130 [ 242.781999] ? find_held_lock+0x36/0x1c0 [ 242.786067] ? remove_wait_queue+0x1a6/0x360 [ 242.790466] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 242.795550] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 242.800648] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 242.805211] ? trace_hardirqs_on+0xbd/0x310 [ 242.809511] ? kasan_check_read+0x11/0x20 [ 242.813639] ? remove_wait_queue+0x1a6/0x360 [ 242.818028] ? trace_hardirqs_off_caller+0x310/0x310 [ 242.823110] ? lock_acquire+0x1ed/0x520 [ 242.827066] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 242.832150] ? zap_class+0x640/0x640 [ 242.835845] ? add_wait_queue+0x2b0/0x2b0 [ 242.839976] ? kasan_check_write+0x14/0x20 [ 242.844195] ? find_held_lock+0x36/0x1c0 [ 242.848242] ? __might_fault+0x12b/0x1e0 [ 242.852290] ? lock_downgrade+0x900/0x900 [ 242.856420] ? lock_release+0xa00/0xa00 [ 242.860374] ? perf_trace_sched_process_exec+0x860/0x860 [ 242.865811] _do_fork+0x1cb/0x11d0 [ 242.869334] ? fork_idle+0x1d0/0x1d0 [ 242.873039] ? __ia32_sys_waitid+0x140/0x140 [ 242.877445] ? task_stopped_code+0x190/0x190 [ 242.881849] ? __do_sys_wait4+0xaf/0x150 [ 242.885892] ? kernel_wait4+0x3f0/0x3f0 [ 242.889866] ? nsecs_to_jiffies+0x30/0x30 [ 242.894011] ? do_syscall_64+0x9a/0x820 [ 242.897963] ? do_syscall_64+0x9a/0x820 [ 242.901941] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 242.906525] ? trace_hardirqs_on+0xbd/0x310 [ 242.910825] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 242.916359] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 242.921736] ? trace_hardirqs_off_caller+0x310/0x310 [ 242.926820] __x64_sys_clone+0xbf/0x150 [ 242.930782] do_syscall_64+0x1b9/0x820 [ 242.934660] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 242.940015] ? syscall_return_slowpath+0x5e0/0x5e0 [ 242.944921] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 242.949755] ? trace_hardirqs_on_caller+0x310/0x310 [ 242.954747] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 242.959743] ? prepare_exit_to_usermode+0x291/0x3b0 [ 242.964743] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 242.969585] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 242.974757] RIP: 0033:0x444e5a [ 242.977966] 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 [ 242.996859] RSP: 002b:00007ffe28ef2420 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 243.004592] RAX: ffffffffffffffda RBX: 00007ffe28ef2420 RCX: 0000000000444e5a [ 243.011861] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000001200011 [ 243.019106] RBP: 00007ffe28ef2460 R08: 00000000000017a8 R09: 0000000001792880 [ 243.026368] R10: 0000000001792b50 R11: 0000000000000246 R12: 00000000000017a8 [ 243.033630] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 243.825916] Mem-Info: [ 243.829310] active_anon:1380007 inactive_anon:183 isolated_anon:0 [ 243.829310] active_file:22 inactive_file:35 isolated_file:0 [ 243.829310] unevictable:0 dirty:0 writeback:0 unstable:0 [ 243.829310] slab_reclaimable:14021 slab_unreclaimable:105717 [ 243.829310] mapped:28 shmem:244 pagetables:17148 bounce:0 [ 243.829310] free:24402 free_pcp:34 free_cma:0 [ 243.863446] Node 0 active_anon:5520028kB inactive_anon:732kB active_file:88kB inactive_file:340kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:112kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 5390336kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 243.892797] 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 [ 244.012626] lowmem_reserve[]: 0 2818 6321 6321 [ 244.039232] Node 0 DMA32 free:44060kB min:30052kB low:37564kB high:45076kB active_anon:2681356kB inactive_anon:0kB active_file:32kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888780kB mlocked:0kB kernel_stack:36480kB pagetables:25724kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 244.100737] lowmem_reserve[]: 0 0 3503 3503 [ 244.111083] Node 0 Normal free:37104kB min:37364kB low:46704kB high:56044kB active_anon:2838672kB inactive_anon:732kB active_file:92kB inactive_file:316kB unevictable:0kB writepending:0kB present:4718592kB managed:3587816kB mlocked:0kB kernel_stack:59712kB pagetables:42868kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 244.189659] lowmem_reserve[]: 0 0 0 0 [ 244.202679] 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 [ 244.216521] Node 0 DMA32: 23*4kB (UME) 21*8kB (UME) 41*16kB (UME) 14*32kB (UME) 11*64kB (UME) 2*128kB (UE) 2*256kB (ME) 1*512kB (U) 2*1024kB (UM) 1*2048kB (U) 9*4096kB (M) = 44308kB [ 244.233128] Node 0 Normal: 478*4kB (UME) 812*8kB (UME) 347*16kB (UME) 151*32kB (UME) 63*64kB (UME) 20*128kB (ME) 10*256kB (ME) 3*512kB (M) 6*1024kB (UM) 1*2048kB (M) 0*4096kB = 37672kB [ 244.249968] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 244.259089] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 244.281062] 372 total pagecache pages [ 244.285069] 0 pages in swap cache [ 244.291041] Swap cache stats: add 0, delete 0, find 0/0 [ 244.303635] Free swap = 0kB [ 244.310266] Total swap = 0kB [ 244.316996] 1965979 pages RAM [ 244.331319] 0 pages HighMem/MovableOnly [ 244.340209] 342853 pages reserved [ 244.348561] 0 pages cma reserved [ 244.355771] Out of memory: Kill process 6070 (syz-executor401) score 0 or sacrifice child [ 244.373670] Killed process 6070 (syz-executor401) total-vm:17720kB, anon-rss:2100kB, file-rss:24kB, shmem-rss:0kB [ 244.400090] oom_reaper: reaped process 6070 (syz-executor401), 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 [ 256.748984] syz-executor401 invoked oom-killer: gfp_mask=0x7080c0(GFP_KERNEL_ACCOUNT|__GFP_ZERO), nodemask=(null), order=0, oom_score_adj=0 [ 256.769420] syz-executor401 cpuset=/ mems_allowed=0 [ 256.774526] CPU: 0 PID: 14670 Comm: syz-executor401 Not tainted 4.20.0-rc7+ #379 [ 256.782067] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 256.791431] Call Trace: [ 256.794039] dump_stack+0x244/0x39d [ 256.797686] ? dump_stack_print_info.cold.1+0x20/0x20 [ 256.802902] dump_header+0x27b/0xf72 [ 256.806645] ? mark_held_locks+0x130/0x130 [ 256.810894] ? pagefault_out_of_memory+0x197/0x197 [ 256.815846] ? mark_held_locks+0x130/0x130 [ 256.820241] ? __lock_acquire+0x62f/0x4c20 [ 256.824492] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 256.829088] ? retint_kernel+0x2d/0x2d [ 256.833007] ? trace_hardirqs_on_caller+0xc0/0x310 [ 256.837980] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 256.842782] ? zap_class+0x640/0x640 [ 256.846508] ? print_usage_bug+0xc0/0xc0 [ 256.850596] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 256.856153] ? find_held_lock+0x36/0x1c0 [ 256.860237] ? mark_held_locks+0xc7/0x130 [ 256.864411] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 256.869526] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 256.874644] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 256.879242] ? trace_hardirqs_on+0xbd/0x310 [ 256.883582] ? kasan_check_read+0x11/0x20 [ 256.887744] ? ___ratelimit+0x3b4/0x672 [ 256.891736] ? trace_hardirqs_off_caller+0x310/0x310 [ 256.896856] ? trace_hardirqs_on+0x310/0x310 [ 256.901279] ? lock_downgrade+0x900/0x900 [ 256.905445] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 256.910564] ? ___ratelimit+0x3b9/0x672 [ 256.914555] ? idr_get_free+0xf70/0xf70 [ 256.918554] oom_kill_process.cold.27+0x10/0x903 [ 256.923322] ? zap_class+0x640/0x640 [ 256.927073] ? note_gp_changes+0x470/0x470 [ 256.931327] ? oom_evaluate_task+0x540/0x540 [ 256.935777] ? find_held_lock+0x36/0x1c0 [ 256.939876] ? out_of_memory+0x974/0x1430 [ 256.944045] ? lock_downgrade+0x900/0x900 [ 256.948206] ? __rcu_read_unlock+0x2d6/0x2e0 [ 256.952630] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 256.957574] ? kasan_check_read+0x11/0x20 [ 256.961736] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 256.967029] ? rcu_softirq_qs+0x20/0x20 [ 256.971022] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 256.976050] ? oom_evaluate_task+0x302/0x540 [ 256.980478] out_of_memory+0xa84/0x1430 [ 256.984476] ? oom_killer_disable+0x3a0/0x3a0 [ 256.988990] ? __alloc_pages_slowpath+0xf5c/0x2de0 [ 256.993933] ? __ww_mutex_check_waiters+0x160/0x160 [ 256.999005] __alloc_pages_slowpath+0x232c/0x2de0 [ 257.003888] ? warn_alloc+0x120/0x120 [ 257.007727] ? __lock_acquire+0x62f/0x4c20 [ 257.012012] ? zap_class+0x640/0x640 [ 257.015777] ? __lock_is_held+0xb5/0x140 [ 257.019910] ? lock_release+0xa00/0xa00 [ 257.023900] ? perf_trace_sched_process_exec+0x860/0x860 [ 257.029400] ? __might_sleep+0x95/0x190 [ 257.033414] __alloc_pages_nodemask+0xad8/0xea0 [ 257.038098] ? __lock_acquire+0x62f/0x4c20 [ 257.042379] ? __alloc_pages_slowpath+0x2de0/0x2de0 [ 257.047431] ? __lock_acquire+0x62f/0x4c20 [ 257.051700] ? mark_held_locks+0x130/0x130 [ 257.055955] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 257.061517] alloc_pages_current+0x173/0x350 [ 257.065943] pte_alloc_one+0x1b/0x1a0 [ 257.069760] __handle_mm_fault+0x4b04/0x5be0 [ 257.074196] ? vmf_insert_mixed_mkwrite+0x40/0x40 [ 257.079060] ? __lock_acquire+0x62f/0x4c20 [ 257.083323] ? zap_class+0x640/0x640 [ 257.087073] ? zap_class+0x640/0x640 [ 257.090805] ? mark_held_locks+0x130/0x130 [ 257.095059] ? find_held_lock+0x36/0x1c0 [ 257.099143] ? handle_mm_fault+0x42a/0xc70 [ 257.103405] ? lock_downgrade+0x900/0x900 [ 257.107574] ? check_preemption_disabled+0x48/0x280 [ 257.112609] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 257.117551] ? kasan_check_read+0x11/0x20 [ 257.121713] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 257.127006] ? rcu_softirq_qs+0x20/0x20 [ 257.131118] ? trace_hardirqs_off_caller+0x310/0x310 [ 257.136236] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 257.141787] ? check_preemption_disabled+0x48/0x280 [ 257.146841] handle_mm_fault+0x54f/0xc70 [ 257.150928] ? __handle_mm_fault+0x5be0/0x5be0 [ 257.155597] ? find_vma+0x34/0x190 [ 257.159170] __do_page_fault+0x5e8/0xe60 [ 257.163245] ? find_held_lock+0x36/0x1c0 [ 257.167329] do_page_fault+0xf2/0x7e0 [ 257.171174] ? vmalloc_sync_all+0x30/0x30 [ 257.175335] ? error_entry+0x70/0xd0 [ 257.179084] ? trace_hardirqs_off_caller+0xbb/0x310 [ 257.184114] ? trace_hardirqs_on_caller+0xc0/0x310 [ 257.189062] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 257.193920] ? trace_hardirqs_on_caller+0x310/0x310 [ 257.198952] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 257.204420] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 257.209456] ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250 [ 257.216133] ? page_fault+0x8/0x30 [ 257.219685] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 257.224543] ? page_fault+0x8/0x30 [ 257.228099] page_fault+0x1e/0x30 [ 257.231561] RIP: 0033:0x444e5a [ 257.234776] Code: Bad RIP value. [ 257.238147] RSP: 002b:00007ffe28ef2420 EFLAGS: 00010246 [ 257.243524] RAX: 0000000000000000 RBX: 00007ffe28ef2420 RCX: 0000000000444e5a [ 257.250811] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000001200011 [ 257.258094] RBP: 00007ffe28ef2460 R08: 00000000000017a2 R09: 0000000001792880 [ 257.265394] R10: 0000000001792b50 R11: 0000000000000246 R12: 00000000000017a2 [ 257.272674] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 257.881896] Mem-Info: [ 257.884471] active_anon:1379716 inactive_anon:183 isolated_anon:0 [ 257.884471] active_file:144 inactive_file:127 isolated_file:32 [ 257.884471] unevictable:0 dirty:0 writeback:0 unstable:0 [ 257.884471] slab_reclaimable:14050 slab_unreclaimable:105761 [ 257.884471] mapped:232 shmem:244 pagetables:17237 bounce:0 [ 257.884471] free:24193 free_pcp:40 free_cma:0 [ 257.924325] Node 0 active_anon:5518864kB inactive_anon:732kB active_file:576kB inactive_file:372kB unevictable:0kB isolated(anon):0kB isolated(file):128kB mapped:928kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 5388288kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 257.958326] 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 [ 258.027149] lowmem_reserve[]: 0 2818 6321 6321 [ 258.031883] Node 0 DMA32 free:43980kB min:30052kB low:37564kB high:45076kB active_anon:2681416kB inactive_anon:0kB active_file:56kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888780kB mlocked:0kB kernel_stack:36512kB pagetables:25748kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 258.060541] lowmem_reserve[]: 0 0 3503 3503 [ 258.066076] Node 0 Normal free:36884kB min:37364kB low:46704kB high:56044kB active_anon:2837448kB inactive_anon:732kB active_file:224kB inactive_file:664kB unevictable:0kB writepending:0kB present:4718592kB managed:3587816kB mlocked:0kB kernel_stack:59936kB pagetables:43200kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 258.102946] lowmem_reserve[]: 0 0 0 0 [ 258.111298] 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 [ 258.179783] Node 0 DMA32: 13*4kB (UM) 19*8kB (UME) 36*16kB (UME) 10*32kB (ME) 11*64kB (UME) 2*128kB (UE) 2*256kB (ME) 1*512kB (U) 2*1024kB (UM) 1*2048kB (U) 9*4096kB (M) = 44044kB [ 258.209859] Node 0 Normal: 432*4kB (UME) 635*8kB (UME) 345*16kB (UME) 155*32kB (UME) 63*64kB (UME) 21*128kB (UME) 10*256kB (ME) 3*512kB (M) 5*1024kB (M) 2*2048kB (M) 0*4096kB = 37320kB [ 258.226776] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 258.236647] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 258.245431] 555 total pagecache pages [ 258.249392] 0 pages in swap cache [ 258.259880] Swap cache stats: add 0, delete 0, find 0/0 [ 258.300065] Free swap = 0kB [ 258.306667] Total swap = 0kB [ 258.327869] 1965979 pages RAM [ 258.341192] 0 pages HighMem/MovableOnly [ 258.360707] 342853 pages reserved [ 258.375481] 0 pages cma reserved [ 258.389034] Out of memory: Kill process 6071 (syz-executor401) score 0 or sacrifice child [ 258.431002] Killed process 6071 (syz-executor401) total-vm:17720kB, anon-rss:2100kB, file-rss:24kB, shmem-rss:0kB [ 259.645822] Kernel panic - not syncing: corrupted stack end detected inside scheduler [ 259.654558] CPU: 0 PID: 21 Comm: kworker/u4:1 Not tainted 4.20.0-rc7+ #379 [ 259.661611] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 259.671047] Workqueue: writeback wb_workfn (flush-8:0) [ 259.676387] Call Trace: [ 259.679030] dump_stack+0x244/0x39d [ 259.682713] ? dump_stack_print_info.cold.1+0x20/0x20 [ 259.687929] ? PageHuge+0x183/0x2b0 [ 259.691590] panic+0x2ad/0x55c [ 259.694814] ? add_taint.cold.5+0x16/0x16 [ 259.699022] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 259.704611] ? check_preemption_disabled+0x48/0x280 [ 259.709685] ? check_preemption_disabled+0x3a/0x280 [ 259.714732] __schedule+0x21c6/0x21d0 [ 259.718551] ? check_pte+0x5a0/0x5a0 [ 259.722287] ? __sched_text_start+0x8/0x8 [ 259.726473] ? mark_held_locks+0xc7/0x130 [ 259.730707] ? preempt_schedule_irq+0x90/0x140 [ 259.735328] ? preempt_schedule_irq+0x90/0x140 [ 259.739968] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 259.744589] ? trace_hardirqs_on+0xbd/0x310 [ 259.748954] ? trace_hardirqs_on_caller+0xc0/0x310 [ 259.753929] ? retint_kernel+0x1b/0x2d [ 259.757859] ? trace_hardirqs_off_caller+0x310/0x310 [ 259.763018] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 259.768515] ? retint_kernel+0x1b/0x2d [ 259.772448] ? trace_hardirqs_on+0x310/0x310 [ 259.776902] preempt_schedule_irq+0xb9/0x140 [ 259.781379] retint_kernel+0x1b/0x2d [ 259.785136] RIP: 0010:lock_is_held_type+0x18b/0x210 [ 259.790185] Code: ff df 41 c7 84 24 7c 08 00 00 00 00 00 00 48 89 fa 48 c1 ea 03 80 3c 02 00 75 63 48 83 3d 8c 29 f1 07 00 74 30 48 89 df 57 9d <0f> 1f 44 00 00 48 83 c4 08 44 89 e8 5b 41 5c 41 5d 5d c3 48 83 c4 [ 259.809123] RSP: 0018:ffff8881d9449178 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13 [ 259.816872] RAX: dffffc0000000000 RBX: 0000000000000282 RCX: ffffffff81b7a470 [ 259.824179] RDX: 1ffffffff12a401e RSI: 0000000000000000 RDI: 0000000000000282 [ 259.831487] RBP: ffff8881d9449198 R08: ffff8881d9442580 R09: ffffed1037da5216 [ 259.838786] R10: ffffed1037da5216 R11: ffff8881bed290b3 R12: ffff8881d9442580 [ 259.846099] R13: 0000000000000000 R14: ffffffff88337e40 R15: 0000000000000752 [ 259.853458] ? rmap_walk_file+0x710/0x1190 [ 259.857755] ___might_sleep+0x27f/0x340 [ 259.861764] ? perf_trace_sched_process_exec+0x860/0x860 [ 259.867256] ? vma_interval_tree_iter_next+0xf7/0x240 [ 259.872502] rmap_walk_file+0x73f/0x1190 [ 259.876617] ? rmap_walk_anon+0xf70/0xf70 [ 259.880809] ? trace_hardirqs_on+0xbd/0x310 [ 259.885172] ? kasan_check_read+0x11/0x20 [ 259.889373] ? __remove_mapping+0x932/0x1af0 [ 259.893823] ? trace_hardirqs_off_caller+0x310/0x310 [ 259.898971] ? mark_held_locks+0x130/0x130 [ 259.903240] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 259.908406] ? __remove_mapping+0xb19/0x1af0 [ 259.912858] ? kasan_check_read+0x11/0x20 [ 259.917043] ? total_mapcount+0x2c8/0x940 [ 259.921231] ? vma_adjust_trans_huge+0x310/0x310 [ 259.926028] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 259.931600] ? page_mapped+0x366/0x810 [ 259.935524] ? finish_task_switch+0x1f4/0x910 [ 259.940055] ? finish_task_switch+0x1b4/0x910 [ 259.944585] ? page_mapping+0xa50/0xa50 [ 259.948588] ? __switch_to_asm+0x34/0x70 [ 259.952689] ? zap_class+0x640/0x640 [ 259.956444] rmap_walk+0x22c/0x350 [ 259.960019] ? page_get_anon_vma+0x6d0/0x6d0 [ 259.964467] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 259.970048] ? page_rmapping+0xd9/0x160 [ 259.974040] ? vm_mmap+0xc0/0xc0 [ 259.977451] page_referenced+0x7d1/0xaa0 [ 259.981570] ? rmap_walk+0x350/0x350 [ 259.985336] ? kasan_check_read+0x11/0x20 [ 259.989604] ? rcu_softirq_qs+0x20/0x20 [ 259.993596] ? page_mapcount_is_zero+0x30/0x30 [ 259.998198] ? __anon_vma_prepare+0x6c0/0x6c0 [ 260.002721] ? page_evictable+0x305/0x540 [ 260.006900] ? kswapd_stop+0x100/0x100 [ 260.010826] ? perf_trace_sched_process_exec+0x860/0x860 [ 260.016333] ? shrink_page_list+0x4c4e/0xccd0 [ 260.020910] shrink_page_list+0x4aab/0xccd0 [ 260.025298] ? page_evictable+0x540/0x540 [ 260.029838] ? rb_erase_cached+0xc78/0x3720 [ 260.034214] ? rb_erase_cached+0xc78/0x3720 [ 260.038634] ? rb_next+0x140/0x140 [ 260.042234] ? rb_erase_cached+0xc78/0x3720 [ 260.046602] ? rb_next+0x140/0x140 [ 260.050182] ? rb_next+0x140/0x140 [ 260.053811] ? rb_next+0x140/0x140 [ 260.057422] ? rb_next+0x140/0x140 [ 260.061040] ? zap_class+0x640/0x640 [ 260.064806] ? zap_class+0x640/0x640 [ 260.068734] ? __update_load_avg_blocked_se+0x690/0x690 [ 260.074186] ? __update_load_avg_se+0xae0/0xae0 [ 260.078905] ? zap_class+0x640/0x640 [ 260.082682] ? __update_load_avg_se+0x5eb/0xae0 [ 260.087432] ? print_usage_bug+0xc0/0xc0 [ 260.091560] ? attach_entity_load_avg+0x860/0x860 [ 260.096468] ? print_usage_bug+0xc0/0xc0 [ 260.100671] ? update_load_avg+0x387/0x2470 [ 260.105061] ? __lock_acquire+0x62f/0x4c20 [ 260.109372] ? __lock_acquire+0x62f/0x4c20 [ 260.113670] ? mark_held_locks+0xc7/0x130 [ 260.117992] ? free_unref_page_list+0xd1b/0x11e0 [ 260.122806] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 260.127484] ? trace_hardirqs_on+0xbd/0x310 [ 260.131880] ? release_pages+0xab5/0x26a0 [ 260.136077] ? trace_hardirqs_off_caller+0x310/0x310 [ 260.141227] ? __lock_acquire+0x62f/0x4c20 [ 260.145499] ? rb_erase+0x3710/0x3710 [ 260.149347] ? __page_frag_cache_drain+0x210/0x210 [ 260.154340] ? zap_class+0x640/0x640 [ 260.158193] ? mark_held_locks+0x130/0x130 [ 260.162468] ? zap_class+0x640/0x640 [ 260.166225] ? zap_class+0x640/0x640 [ 260.169996] ? __lock_is_held+0xb5/0x140 [ 260.174100] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 260.179696] ? page_mapping+0x5a2/0xa50 [ 260.183769] ? find_held_lock+0x36/0x1c0 [ 260.187884] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 260.193468] ? __isolate_lru_page+0xd05/0x1540 [ 260.198095] ? putback_lru_page+0x280/0x280 [ 260.202453] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 260.207445] ? kasan_check_read+0x11/0x20 [ 260.211635] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 260.216978] ? update_load_avg+0x2470/0x2470 [ 260.221438] ? release_pages+0xab5/0x26a0 [ 260.225644] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 260.231211] ? check_preemption_disabled+0x48/0x280 [ 260.236262] ? lru_deactivate_file_fn+0x3f0/0x3f0 [ 260.241123] ? __lock_is_held+0xb5/0x140 [ 260.245211] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 260.250768] ? __pagevec_lru_add_fn+0xd75/0x2a30 [ 260.255545] ? perf_trace_mm_lru_insertion+0x1490/0x1490 [ 260.261123] ? zap_class+0x640/0x640 [ 260.264849] ? find_held_lock+0x36/0x1c0 [ 260.268993] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 260.274549] ? check_preemption_disabled+0x48/0x280 [ 260.279605] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 260.285156] ? check_preemption_disabled+0x48/0x280 [ 260.290286] ? __lock_is_held+0xb5/0x140 [ 260.294411] ? __this_cpu_preempt_check+0x1c/0x20 [ 260.299393] ? __mod_zone_page_state+0x8a/0xf0 [ 260.304013] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 260.309554] ? isolate_lru_pages.isra.58+0xc7d/0x19e0 [ 260.314749] ? __isolate_lru_page+0x1540/0x1540 [ 260.319440] ? print_usage_bug+0xc0/0xc0 [ 260.323514] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 260.328630] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 260.333219] ? trace_hardirqs_on+0xbd/0x310 [ 260.337538] ? kasan_check_read+0x11/0x20 [ 260.341686] ? trace_hardirqs_off_caller+0x310/0x310 [ 260.346787] ? __lock_is_held+0xb5/0x140 [ 260.350843] ? zap_class+0x640/0x640 [ 260.354554] ? print_usage_bug+0xc0/0xc0 [ 260.358606] ? __lock_acquire+0x62f/0x4c20 [ 260.362971] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 260.368081] ? rcu_preempt_deferred_qs_irqrestore+0x8a5/0x1000 [ 260.374061] ? trace_hardirqs_on+0x310/0x310 [ 260.378483] ? zap_class+0x640/0x640 [ 260.382207] ? print_usage_bug+0xc0/0xc0 [ 260.386288] ? mark_held_locks+0xc7/0x130 [ 260.390456] ? find_held_lock+0x36/0x1c0 [ 260.394524] ? mark_held_locks+0xc7/0x130 [ 260.398668] ? _raw_spin_unlock_irq+0x27/0x80 [ 260.403156] ? _raw_spin_unlock_irq+0x27/0x80 [ 260.407658] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 260.412263] ? trace_hardirqs_on+0xbd/0x310 [ 260.416595] ? kasan_check_read+0x11/0x20 [ 260.420788] ? trace_hardirqs_off_caller+0x310/0x310 [ 260.425886] ? trace_hardirqs_on+0x310/0x310 [ 260.430292] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 260.435929] ? check_preemption_disabled+0x48/0x280 [ 260.440956] shrink_inactive_list+0x77b/0x1c60 [ 260.445542] ? putback_inactive_pages+0x27e0/0x27e0 [ 260.450571] ? kasan_check_read+0x11/0x20 [ 260.454734] ? mem_cgroup_get_nr_swap_pages+0xa1/0x340 [ 260.460035] ? blk_lld_busy+0x70/0x70 [ 260.463840] ? kasan_check_read+0x11/0x20 [ 260.468004] ? throttle_direct_reclaim+0x9e0/0x9e0 [ 260.472949] shrink_node_memcg+0x78b/0x18f0 [ 260.477295] ? shrink_active_list+0x1f00/0x1f00 [ 260.481978] ? mem_cgroup_from_id+0x30/0x30 [ 260.486306] ? vmpressure+0x218/0x340 [ 260.490119] ? lock_downgrade+0x900/0x900 [ 260.494288] ? kasan_check_read+0x11/0x20 [ 260.498458] ? print_usage_bug+0xc0/0xc0 [ 260.502657] shrink_node+0x3bc/0x16b0 [ 260.506473] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 260.511881] ? shrink_node_memcg+0x18f0/0x18f0 [ 260.516496] ? kvm_clock_read+0x18/0x30 [ 260.520484] ? ktime_get+0x2c1/0x400 [ 260.524223] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 260.528719] ? memset+0x31/0x40 [ 260.531997] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 260.537545] do_try_to_free_pages+0x3e7/0x1290 [ 260.542141] ? zap_class+0x640/0x640 [ 260.545886] ? shrink_node+0x16b0/0x16b0 [ 260.549954] ? __lock_is_held+0xb5/0x140 [ 260.554034] try_to_free_pages+0x4d0/0xb90 [ 260.558277] ? do_try_to_free_pages+0x1290/0x1290 [ 260.563180] ? kasan_check_read+0x11/0x20 [ 260.567373] ? psi_memstall_enter+0x24f/0x2c0 [ 260.571892] ? trace_hardirqs_off_caller+0x310/0x310 [ 260.577013] ? lock_pin_lock+0x350/0x350 [ 260.581083] ? _raw_spin_unlock_irq+0x60/0x80 [ 260.585601] ? psi_memstall_enter+0x24f/0x2c0 [ 260.590084] ? psi_memstall_tick+0x230/0x230 [ 260.594495] __alloc_pages_slowpath+0xa48/0x2de0 [ 260.599251] ? warn_alloc+0x120/0x120 [ 260.603055] ? find_held_lock+0x36/0x1c0 [ 260.607128] ? zap_class+0x640/0x640 [ 260.610859] ? zap_class+0x640/0x640 [ 260.614585] ? zap_class+0x640/0x640 [ 260.618283] ? zap_class+0x640/0x640 [ 260.621988] ? check_preemption_disabled+0x48/0x280 [ 260.627039] ? zap_class+0x640/0x640 [ 260.630751] ? check_preemption_disabled+0x48/0x280 [ 260.635809] ? __lock_is_held+0xb5/0x140 [ 260.639896] ? find_held_lock+0x36/0x1c0 [ 260.643948] ? zap_class+0x640/0x640 [ 260.647662] ? find_get_entry+0xa87/0x