[....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting file context maintaining daemon: restorecond[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c. [ 34.093387] kauditd_printk_skb: 9 callbacks suppressed [ 34.093400] audit: type=1800 audit(1545432782.268:33): pid=6009 uid=0 auid=4294967295 ses=4294967295 subj=system_u:system_r:kernel_t:s0 op=collect_data cause=failed(directio) comm="startpar" name="rc.local" dev="sda1" ino=2432 res=0 [ 34.127788] audit: type=1800 audit(1545432782.278:34): pid=6009 uid=0 auid=4294967295 ses=4294967295 subj=system_u:system_r:kernel_t:s0 op=collect_data cause=failed(directio) comm="startpar" name="rmnologin" dev="sda1" ino=2423 res=0 Debian GNU/Linux 7 syzkaller ttyS0 syzkaller login: [ 37.200186] audit: type=1400 audit(1545432785.378:35): avc: denied { map } for pid=6181 comm="bash" path="/bin/bash" dev="sda1" ino=1457 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=system_u:object_r:file_t:s0 tclass=file permissive=1 Warning: Permanently added '10.128.0.49' (ECDSA) to the list of known hosts. executing program executing program executing program executing program executing program executing program executing program [ 43.946543] audit: type=1400 audit(1545432792.118:36): avc: denied { map } for pid=6195 comm="syz-executor217" path="/root/syz-executor217739176" dev="sda1" ino=16483 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:object_r:user_home_t:s0 tclass=file permissive=1 executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 69.637517] syz-executor217 (15016) used greatest stack depth: 8216 bytes left executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 74.460671] rsyslogd invoked oom-killer: gfp_mask=0x6200ca(GFP_HIGHUSER_MOVABLE), nodemask=(null), order=0, oom_score_adj=0 [ 74.486825] rsyslogd cpuset=/ mems_allowed=0 [ 74.506146] CPU: 0 PID: 6047 Comm: rsyslogd Not tainted 4.20.0-rc7+ #162 [ 74.512998] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 74.522336] Call Trace: [ 74.524912] dump_stack+0x1d3/0x2c6 [ 74.528543] ? dump_stack_print_info.cold.1+0x20/0x20 [ 74.533755] dump_header+0x27b/0xf72 [ 74.537487] ? mark_held_locks+0x130/0x130 [ 74.541731] ? pagefault_out_of_memory+0x197/0x197 [ 74.546679] ? __lock_acquire+0x62f/0x4c20 [ 74.550926] ? trace_hardirqs_on+0xbd/0x310 [ 74.555255] ? finish_task_switch+0x1f4/0x910 [ 74.559769] ? graph_lock+0x270/0x270 [ 74.563581] ? print_usage_bug+0xc0/0xc0 [ 74.567673] ? _raw_spin_unlock_irq+0x60/0x80 [ 74.572173] ? finish_task_switch+0x1f4/0x910 [ 74.576687] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 74.582250] ? find_held_lock+0x36/0x1c0 [ 74.586341] ? mark_held_locks+0xc7/0x130 [ 74.590517] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 74.595635] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 74.600755] ? lockdep_hardirqs_on+0x421/0x5c0 [ 74.605350] ? trace_hardirqs_on+0xbd/0x310 [ 74.609685] ? kasan_check_read+0x11/0x20 [ 74.613843] ? ___ratelimit+0x36f/0x655 [ 74.617826] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 74.623283] ? trace_hardirqs_on+0x310/0x310 [ 74.627702] ? lock_downgrade+0x900/0x900 [ 74.631870] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 74.636995] ? ___ratelimit+0xaa/0x655 [ 74.640893] ? idr_get_free+0xf70/0xf70 [ 74.644889] oom_kill_process.cold.27+0x10/0x903 [ 74.649655] ? graph_lock+0x270/0x270 [ 74.653481] ? rcu_gp_kthread+0xc70/0xc70 [ 74.657646] ? oom_evaluate_task+0x540/0x540 [ 74.662077] ? find_held_lock+0x36/0x1c0 [ 74.666568] ? out_of_memory+0x974/0x1430 [ 74.670742] ? lock_downgrade+0x900/0x900 [ 74.674901] ? __rcu_read_unlock+0x2d6/0x2e0 [ 74.679316] ? rcu_read_unlock_special+0x1d0/0x1d0 [ 74.684253] ? kasan_check_read+0x11/0x20 [ 74.688409] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 74.693697] ? rcu_softirq_qs+0x20/0x20 [ 74.697686] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 74.702704] ? oom_evaluate_task+0x302/0x540 [ 74.707126] out_of_memory+0xa84/0x1430 [ 74.711126] ? oom_killer_disable+0x3a0/0x3a0 [ 74.715629] ? __alloc_pages_slowpath+0xf5c/0x2df0 [ 74.720568] ? __ww_mutex_check_waiters+0x160/0x160 [ 74.725618] __alloc_pages_slowpath+0x2343/0x2df0 [ 74.730497] ? warn_alloc+0x120/0x120 [ 74.734316] ? find_get_entry+0xaae/0x1120 [ 74.738572] ? filemap_map_pages+0x1a30/0x1a30 [ 74.743190] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 74.748733] ? print_usage_bug+0xc0/0xc0 [ 74.752811] ? graph_lock+0x270/0x270 [ 74.756633] ? __put_page+0x190/0x190 [ 74.760483] ? __lock_is_held+0xb5/0x140 [ 74.764558] ? ___might_sleep+0x1ed/0x300 [ 74.768719] ? lock_release+0xa00/0xa00 [ 74.772698] ? arch_local_save_flags+0x40/0x40 [ 74.777284] ? xa_load+0x2ba/0x460 [ 74.780837] ? __might_sleep+0x95/0x190 [ 74.784817] __alloc_pages_nodemask+0xad8/0xea0 [ 74.789496] ? __alloc_pages_slowpath+0x2df0/0x2df0 [ 74.794519] ? xa_load+0x2e1/0x460 [ 74.798085] ? xa_clear_mark+0x40/0x40 [ 74.801975] ? up_read_non_owner+0x100/0x100 [ 74.806391] ? graph_lock+0x270/0x270 [ 74.810216] ? print_usage_bug+0xc0/0xc0 [ 74.814282] ? graph_lock+0x270/0x270 [ 74.818085] ? graph_lock+0x270/0x270 [ 74.821888] ? __do_page_cache_readahead+0x663/0x810 [ 74.827000] ? find_held_lock+0x36/0x1c0 [ 74.831076] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 74.836645] alloc_pages_current+0x10c/0x210 [ 74.841078] ? lock_downgrade+0x900/0x900 [ 74.845232] __page_cache_alloc+0x38c/0x5b0 [ 74.849599] ? rcu_read_unlock_special+0x1d0/0x1d0 [ 74.854549] ? kasan_check_read+0x11/0x20 [ 74.858705] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 74.864157] ? filemap_range_has_page+0x4e0/0x4e0 [ 74.869008] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 74.874555] ? check_preemption_disabled+0x48/0x280 [ 74.879600] filemap_fault+0x1595/0x25f0 [ 74.883682] ? __lock_page_or_retry+0xa00/0xa00 [ 74.888376] ? mark_held_locks+0x130/0x130 [ 74.892629] ? filemap_map_pages+0xd78/0x1a30 [ 74.897131] ? lock_downgrade+0x900/0x900 [ 74.901283] ? check_preemption_disabled+0x48/0x280 [ 74.906308] ? rcu_read_unlock_special+0x1d0/0x1d0 [ 74.911237] ? kasan_check_read+0x11/0x20 [ 74.915389] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 74.920677] ? rcu_softirq_qs+0x20/0x20 [ 74.924673] ? filemap_map_pages+0xd9f/0x1a30 [ 74.929187] ? find_get_entries_tag+0x1400/0x1400 [ 74.934048] ? lock_acquire+0x1ed/0x520 [ 74.938034] ? ext4_filemap_fault+0x7a/0xad [ 74.942361] ? lock_release+0xa00/0xa00 [ 74.946337] ? arch_local_save_flags+0x40/0x40 [ 74.950918] ? trace_hardirqs_on+0x310/0x310 [ 74.955345] ? down_read+0x8d/0x120 [ 74.959326] ? ext4_filemap_fault+0x7a/0xad [ 74.963655] ? __down_interruptible+0x700/0x700 [ 74.968347] ext4_filemap_fault+0x82/0xad [ 74.972503] __do_fault+0x100/0x6b0 [ 74.976135] ? mark_held_locks+0x130/0x130 [ 74.980376] ? lock_downgrade+0x900/0x900 [ 74.984530] ? follow_pfn+0x2e0/0x2e0 [ 74.988337] ? kasan_check_read+0x11/0x20 [ 74.992488] ? pmd_val+0x88/0x100 [ 74.995945] ? add_mm_counter_fast+0xd0/0xd0 [ 75.000360] ? pmd_val+0x88/0x100 [ 75.003818] ? add_mm_counter_fast+0xd0/0xd0 [ 75.008233] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 75.013791] __handle_mm_fault+0x3956/0x5670 [ 75.018209] ? vmf_insert_mixed_mkwrite+0x40/0x40 [ 75.023067] ? graph_lock+0x270/0x270 [ 75.026869] ? graph_lock+0x270/0x270 [ 75.030674] ? print_usage_bug+0xc0/0xc0 [ 75.034747] ? graph_lock+0x270/0x270 [ 75.038553] ? graph_lock+0x270/0x270 [ 75.042369] ? handle_mm_fault+0x42a/0xc70 [ 75.046615] ? lock_downgrade+0x900/0x900 [ 75.050774] ? check_preemption_disabled+0x48/0x280 [ 75.055811] ? rcu_read_unlock_special+0x1d0/0x1d0 [ 75.060745] ? kasan_check_read+0x11/0x20 [ 75.064899] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 75.070179] ? rcu_softirq_qs+0x20/0x20 [ 75.074158] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 75.079627] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 75.085177] ? check_preemption_disabled+0x48/0x280 [ 75.090208] handle_mm_fault+0x54f/0xc70 [ 75.094279] ? __handle_mm_fault+0x5670/0x5670 [ 75.098869] ? find_vma+0x34/0x190 [ 75.102421] __do_page_fault+0x5e8/0xe60 [ 75.106484] ? trace_hardirqs_off+0xb8/0x310 [ 75.110907] do_page_fault+0xf2/0x7e0 [ 75.114714] ? vmalloc_sync_all+0x30/0x30 [ 75.118873] ? error_entry+0x70/0xd0 [ 75.122601] ? trace_hardirqs_off_caller+0xbb/0x310 [ 75.127653] ? trace_hardirqs_on_caller+0xc0/0x310 [ 75.132599] ? syscall_return_slowpath+0x5e0/0x5e0 [ 75.137552] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 75.142395] ? trace_hardirqs_on_caller+0x310/0x310 [ 75.147425] ? trace_hardirqs_off+0x310/0x310 [ 75.151925] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 75.156977] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 75.162516] ? prepare_exit_to_usermode+0x291/0x3b0 [ 75.167537] ? page_fault+0x8/0x30 [ 75.171099] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 75.175950] ? page_fault+0x8/0x30 [ 75.179493] page_fault+0x1e/0x30 [ 75.182964] RIP: 0033:0x7f11e354f000 [ 75.186695] Code: Bad RIP value. [ 75.190057] RSP: 002b:00007f11e11f6cf8 EFLAGS: 00010206 [ 75.195448] RAX: 0000000001c795c0 RBX: 0000000001c796c8 RCX: 0000000001c795b0 [ 75.202720] RDX: 0000000001c18e10 RSI: 0000000000000000 RDI: 00007f11e11f6d00 [ 75.210007] RBP: 0000000001c796c0 R08: 0000000001c795b0 R09: 00007f11e35eb100 [ 75.217274] R10: 0000000000000001 R11: 0000000000000000 R12: 0000000000000000 [ 75.224540] R13: 00007f11e2a2c5a3 R14: 0000000000000001 R15: 00007f11e2a2b5f5 [ 75.234807] Mem-Info: [ 75.235912] syz-executor217 (15023) used greatest stack depth: 6824 bytes left [ 75.237310] active_anon:1376458 inactive_anon:199 isolated_anon:0 [ 75.237310] active_file:70 inactive_file:81 isolated_file:32 [ 75.237310] unevictable:0 dirty:1 writeback:2 unstable:0 [ 75.237310] slab_reclaimable:14117 slab_unreclaimable:105641 [ 75.237310] mapped:131 shmem:245 pagetables:18043 bounce:0 [ 75.237310] free:24645 free_pcp:62 free_cma:0 [ 75.277825] Node 0 active_anon:5505832kB inactive_anon:796kB active_file:280kB inactive_file:324kB unevictable:0kB isolated(anon):0kB isolated(file):128kB mapped:524kB dirty:4kB writeback:8kB shmem:980kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 5335040kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 75.305572] 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 [ 75.331789] lowmem_reserve[]: 0 2818 6321 6321 [ 75.336430] Node 0 DMA32 free:44784kB min:30052kB low:37564kB high:45076kB active_anon:2680084kB inactive_anon:0kB active_file:12kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888756kB mlocked:0kB kernel_stack:32640kB pagetables:21380kB bounce:0kB free_pcp:40kB local_pcp:0kB free_cma:0kB [ 75.384498] lowmem_reserve[]: 0 0 3503 3503 [ 75.389030] Node 0 Normal free:37668kB min:37364kB low:46704kB high:56044kB active_anon:2825748kB inactive_anon:796kB active_file:268kB inactive_file:324kB unevictable:0kB writepending:12kB present:4718592kB managed:3587816kB mlocked:0kB kernel_stack:67840kB pagetables:50792kB bounce:0kB free_pcp:404kB local_pcp:0kB free_cma:0kB [ 75.425332] lowmem_reserve[]: 0 0 0 0 [ 75.437583] 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 [ 75.458486] Node 0 DMA32: 705*4kB (UM) 33*8kB (UME) 14*16kB (UME) 18*32kB (UME) 5*64kB (UME) 3*128kB (UME) 2*256kB (UE) 2*512kB (ME) 0*1024kB 1*2048kB (E) 9*4096kB (M) = 45036kB [ 75.497050] Node 0 Normal: 695*4kB (ME) 286*8kB (UME) 1036*16kB (UME) 97*32kB (ME) 156*64kB (UME) 24*128kB (UM) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 37804kB [ 75.512190] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 75.523339] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 75.532061] 527 total pagecache pages [ 75.535969] 0 pages in swap cache [ 75.539702] Swap cache stats: add 0, delete 0, find 0/0 [ 75.545164] Free swap = 0kB [ 75.548328] Total swap = 0kB [ 75.551424] 1965979 pages RAM [ 75.554613] 0 pages HighMem/MovableOnly [ 75.558865] 342859 pages reserved [ 75.562403] 0 pages cma reserved [ 75.565850] Out of memory: Kill process 6127 (restorecond) score 0 or sacrifice child [ 75.575307] Killed process 6127 (restorecond) total-vm:51708kB, anon-rss:4916kB, file-rss:0kB, shmem-rss:0kB [ 75.592208] oom_reaper: reaped process 6127 (restorecond), 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 [ 76.885198] syz-executor217 (15062) used greatest stack depth: 5960 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 [ 78.612551] syz-executor217 invoked oom-killer: gfp_mask=0x6040c0(GFP_KERNEL|__GFP_COMP), nodemask=(null), order=1, oom_score_adj=0 [ 78.656140] syz-executor217 cpuset=/ mems_allowed=0 [ 78.661420] CPU: 0 PID: 6198 Comm: syz-executor217 Not tainted 4.20.0-rc7+ #162 [ 78.669305] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 78.678663] Call Trace: [ 78.681266] dump_stack+0x1d3/0x2c6 [ 78.684907] ? dump_stack_print_info.cold.1+0x20/0x20 [ 78.690108] ? mark_held_locks+0x130/0x130 [ 78.694364] ? mark_held_locks+0x130/0x130 [ 78.698621] dump_header+0x27b/0xf72 [ 78.702361] ? pagefault_out_of_memory+0x197/0x197 [ 78.707295] ? __lock_acquire+0x62f/0x4c20 [ 78.711526] ? lockdep_hardirqs_on+0x421/0x5c0 [ 78.716136] ? trace_hardirqs_on+0xbd/0x310 [ 78.720489] ? kasan_check_read+0x11/0x20 [ 78.724638] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 78.730112] ? graph_lock+0x270/0x270 [ 78.733919] ? print_usage_bug+0xc0/0xc0 [ 78.737989] ? _raw_spin_unlock_irq+0x60/0x80 [ 78.742547] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 78.748097] ? find_held_lock+0x36/0x1c0 [ 78.752173] ? mark_held_locks+0xc7/0x130 [ 78.756332] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 78.761458] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 78.766579] ? lockdep_hardirqs_on+0x421/0x5c0 [ 78.771188] ? trace_hardirqs_on+0xbd/0x310 [ 78.775519] ? kasan_check_read+0x11/0x20 [ 78.779682] ? ___ratelimit+0x36f/0x655 [ 78.783665] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 78.789121] ? trace_hardirqs_on+0x310/0x310 [ 78.793535] ? lock_downgrade+0x900/0x900 [ 78.797702] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 78.802813] ? ___ratelimit+0xaa/0x655 [ 78.806712] ? idr_get_free+0xf70/0xf70 [ 78.810707] oom_kill_process.cold.27+0x10/0x903 [ 78.815468] ? graph_lock+0x270/0x270 [ 78.819273] ? rcu_gp_kthread+0xc70/0xc70 [ 78.823429] ? oom_evaluate_task+0x540/0x540 [ 78.827849] ? find_held_lock+0x36/0x1c0 [ 78.831921] ? out_of_memory+0x974/0x1430 [ 78.836072] ? lock_downgrade+0x900/0x900 [ 78.840225] ? __rcu_read_unlock+0x2d6/0x2e0 [ 78.844665] ? rcu_read_unlock_special+0x1d0/0x1d0 [ 78.849609] ? kasan_check_read+0x11/0x20 [ 78.853765] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 78.859049] ? rcu_softirq_qs+0x20/0x20 [ 78.863057] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 78.868073] ? oom_evaluate_task+0x302/0x540 [ 78.872488] out_of_memory+0xa84/0x1430 [ 78.876474] ? oom_killer_disable+0x3a0/0x3a0 [ 78.880973] ? __alloc_pages_slowpath+0xf5c/0x2df0 [ 78.885909] ? __ww_mutex_check_waiters+0x160/0x160 [ 78.890942] __alloc_pages_slowpath+0x2343/0x2df0 [ 78.895849] ? warn_alloc+0x120/0x120 [ 78.899654] ? mark_held_locks+0x130/0x130 [ 78.903912] ? warn_alloc+0x120/0x120 [ 78.907715] ? mark_held_locks+0x130/0x130 [ 78.911959] ? print_usage_bug+0xc0/0xc0 [ 78.916026] ? find_held_lock+0x36/0x1c0 [ 78.920095] ? print_usage_bug+0xc0/0xc0 [ 78.924170] ? lock_downgrade+0x900/0x900 [ 78.928347] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 78.933890] ? graph_lock+0x270/0x270 [ 78.937710] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 78.942824] ? find_held_lock+0x36/0x1c0 [ 78.946905] ? ___might_sleep+0x1ed/0x300 [ 78.951073] ? lock_release+0xa00/0xa00 [ 78.955068] ? arch_local_save_flags+0x40/0x40 [ 78.959652] ? check_preemption_disabled+0x48/0x280 [ 78.964729] ? __might_sleep+0x95/0x190 [ 78.968714] __alloc_pages_nodemask+0xad8/0xea0 [ 78.973399] ? __alloc_pages_slowpath+0x2df0/0x2df0 [ 78.978453] ? cache_grow_begin+0x5a4/0x8c0 [ 78.982793] ? lockdep_hardirqs_on+0x421/0x5c0 [ 78.987398] ? trace_hardirqs_on+0xbd/0x310 [ 78.991721] ? fallback_alloc+0x203/0x2e0 [ 78.995872] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 79.001333] ? ____cache_alloc_node+0x16b/0x1e0 [ 79.006007] ? lock_downgrade+0x900/0x900 [ 79.010162] cache_grow_begin+0x91/0x8c0 [ 79.014226] ? do_raw_spin_unlock+0xa7/0x330 [ 79.018664] fallback_alloc+0x203/0x2e0 [ 79.022666] ____cache_alloc_node+0x1c7/0x1e0 [ 79.027171] kmem_cache_alloc+0x1f8/0x730 [ 79.031335] getname_flags+0xd0/0x590 [ 79.035144] user_path_mountpoint_at+0x27/0x40 [ 79.039734] ksys_umount+0x1c5/0x12d0 [ 79.043546] ? __detach_mounts+0x430/0x430 [ 79.047795] ? lock_downgrade+0x900/0x900 [ 79.051953] ? rcu_read_unlock_special+0x1d0/0x1d0 [ 79.056885] ? kasan_check_read+0x11/0x20 [ 79.061038] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 79.066319] ? rcu_softirq_qs+0x20/0x20 [ 79.070294] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 79.075752] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 79.081307] ? check_preemption_disabled+0x48/0x280 [ 79.086334] ? kasan_check_write+0x14/0x20 [ 79.090574] ? up_read+0x225/0x2c0 [ 79.094127] ? up_read_non_owner+0x100/0x100 [ 79.098543] ? do_syscall_64+0x9a/0x820 [ 79.102521] ? do_syscall_64+0x9a/0x820 [ 79.106515] ? lockdep_hardirqs_on+0x421/0x5c0 [ 79.111099] ? trace_hardirqs_on+0xbd/0x310 [ 79.115429] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 79.120810] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 79.126271] __x64_sys_umount+0x54/0x80 [ 79.130253] do_syscall_64+0x1b9/0x820 [ 79.134140] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 79.139526] ? syscall_return_slowpath+0x5e0/0x5e0 [ 79.144459] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 79.149308] ? trace_hardirqs_on_caller+0x310/0x310 [ 79.154329] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 79.159353] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 79.164892] ? prepare_exit_to_usermode+0x291/0x3b0 [ 79.169916] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 79.174772] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 79.179983] RIP: 0033:0x449867 [ 79.183200] Code: 44 00 00 b8 08 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 5d dd fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 b8 a6 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 3d dd fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 79.202113] RSP: 002b:00007ffcd4c1a3e8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6 [ 79.209818] RAX: ffffffffffffffda RBX: 0000000000003b04 RCX: 0000000000449867 [ 79.217087] RDX: 0000000040000001 RSI: 0000000000000002 RDI: 00007ffcd4c1b530 [ 79.224371] RBP: 0000000000003b04 R08: 0000000000001836 R09: 0000000000e17940 [ 79.231653] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000000001e6 [ 79.238956] R13: 00007ffcd4c1b530 R14: 0000000000000000 R15: 0000000000000000 [ 79.508987] Mem-Info: [ 79.511506] active_anon:1375643 inactive_anon:199 isolated_anon:0 [ 79.511506] active_file:34 inactive_file:376 isolated_file:58 [ 79.511506] unevictable:0 dirty:0 writeback:0 unstable:0 [ 79.511506] slab_reclaimable:14147 slab_unreclaimable:105595 [ 79.511506] mapped:336 shmem:245 pagetables:18192 bounce:0 [ 79.511506] free:24612 free_pcp:24 free_cma:0 [ 79.546185] Node 0 active_anon:5502572kB inactive_anon:796kB active_file:136kB inactive_file:1504kB unevictable:0kB isolated(anon):0kB isolated(file):232kB mapped:1244kB dirty:0kB writeback:0kB shmem:980kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 5335040kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 79.574667] 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 [ 79.601329] lowmem_reserve[]: 0 2818 6321 6321 [ 79.605950] Node 0 DMA32 free:43740kB min:30052kB low:37564kB high:45076kB active_anon:2680056kB inactive_anon:0kB active_file:20kB inactive_file:4kB unevictable:0kB writepending:0kB present:3129332kB managed:2888756kB mlocked:0kB kernel_stack:33024kB pagetables:21368kB bounce:0kB free_pcp:8kB local_pcp:8kB free_cma:0kB [ 79.635879] lowmem_reserve[]: 0 0 3503 3503 [ 79.640527] Node 0 Normal free:39340kB min:37364kB low:46704kB high:56044kB active_anon:2822516kB inactive_anon:796kB active_file:132kB inactive_file:1472kB unevictable:0kB writepending:48kB present:4718592kB managed:3587816kB mlocked:0kB kernel_stack:68352kB pagetables:51400kB bounce:0kB free_pcp:140kB local_pcp:136kB free_cma:0kB [ 79.676340] lowmem_reserve[]: 0 0 0 0 [ 79.684824] 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 [ 79.713299] Node 0 DMA32: 719*4kB (UME) 30*8kB (UME) 7*16kB (UME) 6*32kB (UME) 2*64kB (ME) 2*128kB (ME) 2*256kB (UE) 3*512kB (UME) 1*1024kB (U) 2*2048kB (UE) 8*4096kB (M) = 43740kB [ 79.747929] Node 0 Normal: 437*4kB (UME) 245*8kB (UME) 1028*16kB (UMEH) 200*32kB (UME) 154*64kB (UME) 24*128kB (M) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 39484kB [ 79.779132] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 79.798358] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 79.807407] 673 total pagecache pages [ 79.811359] 0 pages in swap cache [ 79.814936] Swap cache stats: add 0, delete 0, find 0/0 [ 79.820844] Free swap = 0kB [ 79.823987] Total swap = 0kB [ 79.827439] 1965979 pages RAM [ 79.834068] 0 pages HighMem/MovableOnly [ 79.842736] 342859 pages reserved [ 79.850876] 0 pages cma reserved [ 79.858895] Out of memory: Kill process 6222 (syz-executor217) score 0 or sacrifice child [ 79.887406] Killed process 6222 (syz-executor217) total-vm:17720kB, anon-rss:2104kB, file-rss:120kB, 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 [ 85.054143] syz-executor217 (15226) used greatest stack depth: 5320 bytes left [ 85.514213] syz-executor217 invoked oom-killer: gfp_mask=0x6040c0(GFP_KERNEL|__GFP_COMP), nodemask=(null), order=1, oom_score_adj=0 [ 85.526419] syz-executor217 cpuset=/ mems_allowed=0 [ 85.531631] CPU: 1 PID: 6196 Comm: syz-executor217 Not tainted 4.20.0-rc7+ #162 [ 85.539086] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 85.548442] Call Trace: [ 85.551041] dump_stack+0x1d3/0x2c6 [ 85.554679] ? dump_stack_print_info.cold.1+0x20/0x20 [ 85.559886] ? mark_held_locks+0x130/0x130 [ 85.564144] ? mark_held_locks+0x130/0x130 [ 85.568422] dump_header+0x27b/0xf72 [ 85.572155] ? pagefault_out_of_memory+0x197/0x197 [ 85.577104] ? mark_held_locks+0x130/0x130 [ 85.581348] ? __lock_acquire+0x62f/0x4c20 [ 85.585616] ? __schedule+0x874/0x1ed0 [ 85.589522] ? graph_lock+0x270/0x270 [ 85.593330] ? print_usage_bug+0xc0/0xc0 [ 85.597413] ? mark_held_locks+0xc7/0x130 [ 85.601615] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 85.607154] ? find_held_lock+0x36/0x1c0 [ 85.611209] ? mark_held_locks+0xc7/0x130 [ 85.615359] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 85.620448] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 85.625538] ? lockdep_hardirqs_on+0x421/0x5c0 [ 85.630105] ? trace_hardirqs_on+0xbd/0x310 [ 85.634410] ? kasan_check_read+0x11/0x20 [ 85.638544] ? ___ratelimit+0x36f/0x655 [ 85.642564] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 85.648004] ? trace_hardirqs_on+0x310/0x310 [ 85.652418] ? lock_downgrade+0x900/0x900 [ 85.656557] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 85.661646] ? ___ratelimit+0xaa/0x655 [ 85.665523] ? idr_get_free+0xf70/0xf70 [ 85.669488] oom_kill_process.cold.27+0x10/0x903 [ 85.674244] ? graph_lock+0x270/0x270 [ 85.678063] ? rcu_gp_kthread+0xc70/0xc70 [ 85.682201] ? oom_evaluate_task+0x540/0x540 [ 85.686633] ? find_held_lock+0x36/0x1c0 [ 85.690687] ? out_of_memory+0x974/0x1430 [ 85.694823] ? lock_downgrade+0x900/0x900 [ 85.698955] ? __rcu_read_unlock+0x2d6/0x2e0 [ 85.703345] ? rcu_read_unlock_special+0x1d0/0x1d0 [ 85.708259] ? kasan_check_read+0x11/0x20 [ 85.712391] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 85.717681] ? rcu_softirq_qs+0x20/0x20 [ 85.721667] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 85.726707] ? oom_evaluate_task+0x302/0x540 [ 85.731130] out_of_memory+0xa84/0x1430 [ 85.735130] ? oom_killer_disable+0x3a0/0x3a0 [ 85.739645] ? __alloc_pages_slowpath+0xf5c/0x2df0 [ 85.744589] ? __ww_mutex_check_waiters+0x160/0x160 [ 85.749653] __alloc_pages_slowpath+0x2343/0x2df0 [ 85.754527] ? warn_alloc+0x120/0x120 [ 85.758345] ? mark_held_locks+0x130/0x130 [ 85.762625] ? warn_alloc+0x120/0x120 [ 85.766433] ? mark_held_locks+0x130/0x130 [ 85.770674] ? print_usage_bug+0xc0/0xc0 [ 85.774777] ? find_held_lock+0x36/0x1c0 [ 85.778848] ? print_usage_bug+0xc0/0xc0 [ 85.782927] ? lock_downgrade+0x900/0x900 [ 85.787089] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 85.792639] ? graph_lock+0x270/0x270 [ 85.796990] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 85.802127] ? find_held_lock+0x36/0x1c0 [ 85.806221] ? ___might_sleep+0x1ed/0x300 [ 85.810372] ? lock_release+0xa00/0xa00 [ 85.814350] ? arch_local_save_flags+0x40/0x40 [ 85.818940] ? check_preemption_disabled+0x48/0x280 [ 85.823986] ? __might_sleep+0x95/0x190 [ 85.827971] __alloc_pages_nodemask+0xad8/0xea0 [ 85.832668] ? __alloc_pages_slowpath+0x2df0/0x2df0 [ 85.837723] ? cache_grow_begin+0x5a4/0x8c0 [ 85.842048] ? lockdep_hardirqs_on+0x421/0x5c0 [ 85.846646] ? trace_hardirqs_on+0xbd/0x310 [ 85.850988] ? fallback_alloc+0x203/0x2e0 [ 85.855139] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 85.860594] ? ____cache_alloc_node+0x16b/0x1e0 [ 85.865287] ? lock_downgrade+0x900/0x900 [ 85.869443] cache_grow_begin+0x91/0x8c0 [ 85.873509] ? do_raw_spin_unlock+0xa7/0x330 [ 85.877943] fallback_alloc+0x203/0x2e0 [ 85.881926] ____cache_alloc_node+0x1c7/0x1e0 [ 85.886442] kmem_cache_alloc+0x1f8/0x730 [ 85.890608] getname_flags+0xd0/0x590 [ 85.894434] user_path_mountpoint_at+0x27/0x40 [ 85.899029] ksys_umount+0x1c5/0x12d0 [ 85.902861] ? __detach_mounts+0x430/0x430 [ 85.907100] ? lock_downgrade+0x900/0x900 [ 85.911253] ? rcu_read_unlock_special+0x1d0/0x1d0 [ 85.916199] ? kasan_check_read+0x11/0x20 [ 85.920368] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 85.925649] ? rcu_softirq_qs+0x20/0x20 [ 85.929629] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 85.935098] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 85.940666] ? check_preemption_disabled+0x48/0x280 [ 85.945708] ? kasan_check_write+0x14/0x20 [ 85.949952] ? up_read+0x225/0x2c0 [ 85.953549] ? up_read_non_owner+0x100/0x100 [ 85.957966] ? do_syscall_64+0x9a/0x820 [ 85.961957] ? do_syscall_64+0x9a/0x820 [ 85.965946] ? lockdep_hardirqs_on+0x421/0x5c0 [ 85.970529] ? trace_hardirqs_on+0xbd/0x310 [ 85.974869] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 85.980241] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 85.985704] __x64_sys_umount+0x54/0x80 [ 85.989682] do_syscall_64+0x1b9/0x820 [ 85.993572] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 85.998967] ? syscall_return_slowpath+0x5e0/0x5e0 [ 86.003901] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 86.008749] ? trace_hardirqs_on_caller+0x310/0x310 [ 86.013772] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 86.018810] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 86.024349] ? prepare_exit_to_usermode+0x291/0x3b0 [ 86.029377] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 86.034249] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 86.039441] RIP: 0033:0x449867 [ 86.042647] Code: Bad RIP value. [ 86.046012] RSP: 002b:00007ffcd4c1a3e8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6 [ 86.053720] RAX: ffffffffffffffda RBX: 0000000000003b72 RCX: 0000000000449867 [ 86.061020] RDX: 0000000040000001 RSI: 0000000000000002 RDI: 00007ffcd4c1b530 [ 86.068288] RBP: 0000000000003b72 R08: 0000000000001834 R09: 0000000000e17940 [ 86.075554] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000000001ee [ 86.082823] R13: 00007ffcd4c1b530 R14: 0000000000000000 R15: 0000000000000000 [ 86.094658] Mem-Info: [ 86.098332] active_anon:1375457 inactive_anon:199 isolated_anon:0 [ 86.098332] active_file:14 inactive_file:28 isolated_file:32 [ 86.098332] unevictable:0 dirty:0 writeback:0 unstable:0 [ 86.098332] slab_reclaimable:14166 slab_unreclaimable:105487 [ 86.098332] mapped:7 shmem:245 pagetables:18330 bounce:0 [ 86.098332] free:24645 free_pcp:336 free_cma:0 [ 86.134387] Node 0 active_anon:5501828kB inactive_anon:796kB active_file:56kB inactive_file:312kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:128kB dirty:0kB writeback:0kB shmem:980kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 5332992kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 86.162204] 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 [ 86.188651] lowmem_reserve[]: 0 2818 6321 6321 [ 86.193713] Node 0 DMA32 free:43816kB min:30052kB low:37564kB high:45076kB active_anon:2680056kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888756kB mlocked:0kB kernel_stack:32992kB pagetables:21368kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 86.223568] lowmem_reserve[]: 0 0 3503 3503 [ 86.228255] Node 0 Normal free:38704kB min:37364kB low:46704kB high:56044kB active_anon:2821772kB inactive_anon:796kB active_file:176kB inactive_file:512kB unevictable:0kB writepending:0kB present:4718592kB managed:3587816kB mlocked:0kB kernel_stack:69152kB pagetables:51952kB bounce:0kB free_pcp:724kB local_pcp:116kB free_cma:0kB [ 86.257951] lowmem_reserve[]: 0 0 0 0 [ 86.262036] 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 [ 86.275949] Node 0 DMA32: 730*4kB (UME) 30*8kB (UME) 7*16kB (UME) 7*32kB (UME) 2*64kB (ME) 2*128kB (ME) 2*256kB (UE) 3*512kB (UME) 1*1024kB (U) 2*2048kB (UE) 8*4096kB (M) = 43816kB [ 86.293182] Node 0 Normal: 2*4kB (H) 294*8kB (UME) 958*16kB (UMEH) 200*32kB (UME) 153*64kB (UME) 25*128kB (UM) 0*256kB 1*512kB (U) 1*1024kB (U) 0*2048kB 0*4096kB = 38616kB executing program [ 86.310247] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 86.320024] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 86.329431] 907 total pagecache pages [ 86.335704] 0 pages in swap cache [ 86.347158] Swap cache stats: add 0, delete 0, find 0/0 [ 86.352538] Free swap = 0kB [ 86.355561] Total swap = 0kB [ 86.376132] 1965979 pages RAM [ 86.379271] 0 pages HighMem/MovableOnly [ 86.383273] 342859 pages reserved [ 86.389625] 0 pages cma reserved [ 86.393021] Out of memory: Kill process 5891 (dhclient) score 0 or sacrifice child [ 86.416227] Killed process 5891 (dhclient) total-vm:9972kB, anon-rss:2296kB, file-rss:0kB, shmem-rss:0kB [ 86.429545] oom_reaper: reaped process 5891 (dhclient), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 86.766399] syz-executor217 (15211) used greatest stack depth: 5128 bytes left executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 89.289720] syz-executor217 (15217) used greatest stack depth: 4904 bytes left executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 96.891747] sshd invoked oom-killer: gfp_mask=0x6142c0(GFP_KERNEL|__GFP_NOWARN|__GFP_COMP|__GFP_NOMEMALLOC), nodemask=(null), order=1, oom_score_adj=0 [ 96.917111] sshd cpuset=/ mems_allowed=0 [ 96.921450] CPU: 1 PID: 6193 Comm: sshd Not tainted 4.20.0-rc7+ #162 [ 96.927943] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 96.937296] Call Trace: [ 96.939898] dump_stack+0x1d3/0x2c6 [ 96.943537] ? dump_stack_print_info.cold.1+0x20/0x20 [ 96.948752] ? mark_held_locks+0x130/0x130 [ 96.953003] dump_header+0x27b/0xf72 [ 96.956739] ? pagefault_out_of_memory+0x197/0x197 [ 96.961695] ? preempt_schedule+0x4d/0x60 [ 96.965868] ? preempt_schedule_common+0x1f/0xe0 [ 96.970643] ? ___preempt_schedule+0x16/0x18 [ 96.975071] ? graph_lock+0x270/0x270 [ 96.978902] ? print_usage_bug+0xc0/0xc0 [ 96.982973] ? find_held_lock+0x36/0x1c0 [ 96.987047] ? swake_up_all+0x7f0/0x7f0 [ 96.991042] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 96.996635] ? find_held_lock+0x36/0x1c0 [ 97.000733] ? mark_held_locks+0xc7/0x130 [ 97.004892] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 97.010002] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 97.015136] ? lockdep_hardirqs_on+0x421/0x5c0 [ 97.019725] ? trace_hardirqs_on+0xbd/0x310 [ 97.024055] ? kasan_check_read+0x11/0x20 [ 97.028217] ? ___ratelimit+0x36f/0x655 [ 97.032204] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 97.037661] ? trace_hardirqs_on+0x310/0x310 [ 97.042085] ? lock_downgrade+0x900/0x900 [ 97.046267] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 97.051392] ? ___ratelimit+0xaa/0x655 [ 97.055289] ? idr_get_free+0xf70/0xf70 [ 97.059281] oom_kill_process.cold.27+0x10/0x903 [ 97.064044] ? graph_lock+0x270/0x270 [ 97.067879] ? rcu_gp_kthread+0xc70/0xc70 [ 97.072047] ? oom_evaluate_task+0x540/0x540 [ 97.076465] ? find_held_lock+0x36/0x1c0 [ 97.080539] ? out_of_memory+0x974/0x1430 [ 97.084698] ? lock_downgrade+0x900/0x900 [ 97.088858] ? __rcu_read_unlock+0x2d6/0x2e0 [ 97.093278] ? rcu_read_unlock_special+0x1d0/0x1d0 [ 97.098215] ? kasan_check_read+0x11/0x20 [ 97.102386] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 97.107682] ? rcu_softirq_qs+0x20/0x20 [ 97.111669] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 97.116695] ? oom_evaluate_task+0x302/0x540 [ 97.121116] out_of_memory+0xa84/0x1430 [ 97.125112] ? oom_killer_disable+0x3a0/0x3a0 [ 97.129664] ? __alloc_pages_slowpath+0xf5c/0x2df0 [ 97.134618] ? __ww_mutex_check_waiters+0x160/0x160 [ 97.139663] __alloc_pages_slowpath+0x2343/0x2df0 [ 97.144538] ? warn_alloc+0x120/0x120 [ 97.148343] ? mark_held_locks+0x130/0x130 [ 97.152615] ? kasan_check_read+0x11/0x20 [ 97.156780] ? warn_alloc+0x120/0x120 [ 97.160593] ? lock_repin_lock+0x430/0x430 [ 97.164852] ? print_usage_bug+0xc0/0xc0 [ 97.168928] ? _raw_spin_unlock_irq+0x60/0x80 [ 97.173430] ? print_usage_bug+0xc0/0xc0 [ 97.177511] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 97.183057] ? graph_lock+0x270/0x270 [ 97.186889] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 97.192028] ? __lock_is_held+0xb5/0x140 [ 97.196121] ? graph_lock+0x270/0x270 [ 97.199967] ? ___might_sleep+0x1ed/0x300 [ 97.204117] ? lock_release+0xa00/0xa00 [ 97.208098] ? arch_local_save_flags+0x40/0x40 [ 97.212693] ? check_preemption_disabled+0x48/0x280 [ 97.217729] ? __might_sleep+0x95/0x190 [ 97.221723] __alloc_pages_nodemask+0xad8/0xea0 [ 97.226407] ? __alloc_pages_slowpath+0x2df0/0x2df0 [ 97.231442] ? mark_held_locks+0xc7/0x130 [ 97.235602] ? cache_grow_begin+0x5a4/0x8c0 [ 97.239939] ? lockdep_hardirqs_on+0x421/0x5c0 [ 97.244546] ? trace_hardirqs_on+0xbd/0x310 [ 97.248877] ? fallback_alloc+0x203/0x2e0 [ 97.253030] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 97.258486] ? ____cache_alloc_node+0x16b/0x1e0 [ 97.263161] ? lock_downgrade+0x900/0x900 [ 97.267327] cache_grow_begin+0x91/0x8c0 [ 97.271439] ? do_raw_spin_unlock+0xa7/0x330 [ 97.275918] fallback_alloc+0x203/0x2e0 [ 97.279906] ____cache_alloc_node+0x1c7/0x1e0 [ 97.284413] kmem_cache_alloc_node_trace+0xe7/0x740 [ 97.289459] __kmalloc_node_track_caller+0x3c/0x70 [ 97.294400] __kmalloc_reserve.isra.39+0x41/0xe0 [ 97.299201] __alloc_skb+0x155/0x770 [ 97.302931] ? skb_scrub_packet+0x490/0x490 [ 97.307297] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 97.312844] ? tcp_established_options+0x36f/0x5c0 [ 97.317786] ? tcp_select_initial_window+0x400/0x400 [ 97.322912] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 97.327933] ? tcp_current_mss+0x2ac/0x410 [ 97.332186] ? tcp_mtu_to_mss+0x4d0/0x4d0 [ 97.336383] sk_stream_alloc_skb+0x141/0x970 [ 97.340802] ? tcp_init_transfer+0x470/0x470 [ 97.345310] ? tcp_rate_check_app_limited+0x121/0x460 [ 97.350515] ? tcp_fastopen_reset_cipher.cold.13+0x47/0x47 [ 97.356151] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 97.361195] tcp_sendmsg_locked+0xee4/0x3f90 [ 97.365622] ? find_get_entries_tag+0x1400/0x1400 [ 97.370504] ? tcp_sendpage+0x60/0x60 [ 97.374312] ? graph_lock+0x270/0x270 [ 97.378134] ? arch_local_save_flags+0x40/0x40 [ 97.382732] ? find_held_lock+0x36/0x1c0 [ 97.386808] ? mark_held_locks+0xc7/0x130 [ 97.390965] ? __local_bh_enable_ip+0x160/0x260 [ 97.395647] ? __local_bh_enable_ip+0x160/0x260 [ 97.400326] ? trace_hardirqs_on+0xbd/0x310 [ 97.404652] ? lock_release+0xa00/0xa00 [ 97.408656] ? lock_sock_nested+0xe2/0x120 [ 97.412900] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 97.418361] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 97.423910] ? check_preemption_disabled+0x48/0x280 [ 97.428939] ? lock_sock_nested+0x9a/0x120 [ 97.433189] ? lock_sock_nested+0x9a/0x120 [ 97.437436] ? __local_bh_enable_ip+0x160/0x260 [ 97.442152] tcp_sendmsg+0x2f/0x50 [ 97.445712] inet_sendmsg+0x1a1/0x690 [ 97.449525] ? ipip_gro_receive+0x100/0x100 [ 97.453869] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 97.459415] ? security_socket_sendmsg+0x94/0xc0 [ 97.464185] ? ipip_gro_receive+0x100/0x100 [ 97.468523] sock_sendmsg+0xd5/0x120 [ 97.472247] sock_write_iter+0x35e/0x5c0 [ 97.476321] ? sock_sendmsg+0x120/0x120 [ 97.480322] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 97.485870] ? iov_iter_init+0xe5/0x210 [ 97.489856] __vfs_write+0x6b8/0x9f0 [ 97.493581] ? kernel_read+0x120/0x120 [ 97.497489] ? __might_sleep+0x95/0x190 [ 97.501475] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 97.507033] ? selinux_file_permission+0x90/0x540 [ 97.511896] ? rw_verify_area+0x118/0x360 [ 97.516071] vfs_write+0x1fc/0x560 [ 97.519652] ksys_write+0x101/0x260 [ 97.523304] ? __ia32_sys_read+0xb0/0xb0 [ 97.527373] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 97.532839] __x64_sys_write+0x73/0xb0 [ 97.536759] do_syscall_64+0x1b9/0x820 [ 97.540657] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 97.546031] ? syscall_return_slowpath+0x5e0/0x5e0 [ 97.550981] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 97.555834] ? trace_hardirqs_on_caller+0x310/0x310 [ 97.560865] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 97.566438] ? prepare_exit_to_usermode+0x291/0x3b0 [ 97.571465] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 97.576330] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 97.581550] RIP: 0033:0x7f114dd3b370 [ 97.585292] Code: Bad RIP value. [ 97.588658] RSP: 002b:00007fff5e73e8a8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 97.596371] RAX: ffffffffffffffda RBX: 0000000000000038 RCX: 00007f114dd3b370 [ 97.603646] RDX: 0000000000000038 RSI: 00005612609c44a0 RDI: 0000000000000003 [ 97.610918] RBP: 00005612609c44a0 R08: 0000000000000001 R09: 0101010101010101 [ 97.618194] R10: 0000000000000008 R11: 0000000000000246 R12: 00007fff5e73e90c [ 97.625470] R13: 000056125f628fb4 R14: 0000000000000028 R15: 000056125f62aca0 [ 97.634912] Mem-Info: [ 97.637919] active_anon:1375209 inactive_anon:199 isolated_anon:0 [ 97.637919] active_file:38 inactive_file:61 isolated_file:11 [ 97.637919] unevictable:0 dirty:12 writeback:0 unstable:0 [ 97.637919] slab_reclaimable:14219 slab_unreclaimable:105279 [ 97.637919] mapped:106 shmem:245 pagetables:18451 bounce:0 [ 97.637919] free:24663 free_pcp:189 free_cma:0 [ 97.672298] Node 0 active_anon:5500844kB inactive_anon:796kB active_file:152kB inactive_file:348kB unevictable:0kB isolated(anon):0kB isolated(file):128kB mapped:328kB dirty:40kB writeback:4kB shmem:980kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 5332992kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 97.701163] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 97.728357] lowmem_reserve[]: 0 2818 6321 6321 [ 97.733843] Node 0 DMA32 free:43816kB min:30052kB low:37564kB high:45076kB active_anon:2680056kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888756kB mlocked:0kB kernel_stack:32992kB pagetables:21368kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 97.763643] lowmem_reserve[]: 0 0 3503 3503 [ 97.768960] Node 0 Normal free:37928kB min:37364kB low:46704kB high:56044kB active_anon:2820788kB inactive_anon:796kB active_file:152kB inactive_file:752kB unevictable:0kB writepending:44kB present:4718592kB managed:3587816kB mlocked:0kB kernel_stack:69856kB pagetables:52484kB bounce:0kB free_pcp:1244kB local_pcp:580kB free_cma:0kB [ 97.799971] lowmem_reserve[]: 0 0 0 0 [ 97.805070] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 97.819486] Node 0 DMA32: 730*4kB (UME) 30*8kB (UME) 7*16kB (UME) 7*32kB (UME) 2*64kB (ME) 2*128kB (ME) 2*256kB (UE) 3*512kB (UME) 1*1024kB (U) 2*2048kB (UE) 8*4096kB (M) = 43816kB [ 97.836246] Node 0 Normal: 6*4kB (UMH) 303*8kB (UM) 901*16kB (UMEH) 201*32kB (UME) 152*64kB (ME) 25*128kB (UM) 1*256kB (U) 0*512kB 1*1024kB (U) 0*2048kB 0*4096kB = 37504kB [ 97.853062] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 97.862119] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 97.870892] 650 total pagecache pages [ 97.874714] 0 pages in swap cache [ 97.886351] Swap cache stats: add 0, delete 0, find 0/0 [ 97.891886] Free swap = 0kB [ 97.894911] Total swap = 0kB [ 97.906135] 1965979 pages RAM [ 97.909266] 0 pages HighMem/MovableOnly [ 97.913233] 342859 pages reserved [ 97.926134] 0 pages cma reserved [ 97.929547] Out of memory: Kill process 6233 (syz-executor217) score 0 or sacrifice child executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 97.957365] Killed process 6233 (syz-executor217) total-vm:17720kB, anon-rss:2104kB, 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 [ 103.943899] syz-executor217 invoked oom-killer: gfp_mask=0x6040c0(GFP_KERNEL|__GFP_COMP), nodemask=(null), order=1, oom_score_adj=0 [ 103.956467] syz-executor217 cpuset=/ mems_allowed=0 [ 103.961595] CPU: 0 PID: 15358 Comm: syz-executor217 Not tainted 4.20.0-rc7+ #162 [ 103.969142] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 103.978496] Call Trace: [ 103.981108] dump_stack+0x1d3/0x2c6 [ 103.984752] ? dump_stack_print_info.cold.1+0x20/0x20 [ 103.989963] dump_header+0x27b/0xf72 [ 103.993703] ? mark_held_locks+0x130/0x130 [ 103.997970] ? pagefault_out_of_memory+0x197/0x197 [ 104.002906] ? mark_held_locks+0x130/0x130 [ 104.007147] ? __lock_acquire+0x62f/0x4c20 [ 104.011428] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 104.016968] ? _raw_spin_unlock_irq+0x60/0x80 [ 104.021472] ? graph_lock+0x270/0x270 [ 104.025269] ? print_usage_bug+0xc0/0xc0 [ 104.029321] ? __switch_to_asm+0x40/0x70 [ 104.033394] ? __switch_to_asm+0x34/0x70 [ 104.037443] ? __switch_to_asm+0x34/0x70 [ 104.041513] ? __switch_to_asm+0x40/0x70 [ 104.045578] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 104.051145] ? find_held_lock+0x36/0x1c0 [ 104.055217] ? mark_held_locks+0xc7/0x130 [ 104.059359] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 104.064450] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 104.069540] ? lockdep_hardirqs_on+0x421/0x5c0 [ 104.074109] ? trace_hardirqs_on+0xbd/0x310 [ 104.078427] ? kasan_check_read+0x11/0x20 [ 104.082591] ? ___ratelimit+0x36f/0x655 [ 104.086576] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 104.092012] ? trace_hardirqs_on+0x310/0x310 [ 104.096427] ? lock_downgrade+0x900/0x900 [ 104.100582] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 104.105673] ? ___ratelimit+0xaa/0x655 [ 104.109555] ? idr_get_free+0xf70/0xf70 [ 104.113522] oom_kill_process.cold.27+0x10/0x903 [ 104.118264] ? graph_lock+0x270/0x270 [ 104.122055] ? rcu_gp_kthread+0xc70/0xc70 [ 104.126196] ? oom_evaluate_task+0x540/0x540 [ 104.130630] ? find_held_lock+0x36/0x1c0 [ 104.134702] ? out_of_memory+0x974/0x1430 [ 104.138840] ? lock_downgrade+0x900/0x900 [ 104.142993] ? __rcu_read_unlock+0x2d6/0x2e0 [ 104.147404] ? rcu_read_unlock_special+0x1d0/0x1d0 [ 104.152319] ? kasan_check_read+0x11/0x20 [ 104.156453] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 104.161727] ? rcu_softirq_qs+0x20/0x20 [ 104.165706] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 104.170723] ? oom_evaluate_task+0x302/0x540 [ 104.175122] out_of_memory+0xa84/0x1430 [ 104.179089] ? oom_killer_disable+0x3a0/0x3a0 [ 104.183583] ? __alloc_pages_slowpath+0xf5c/0x2df0 [ 104.188514] ? __ww_mutex_check_waiters+0x160/0x160 [ 104.193525] __alloc_pages_slowpath+0x2343/0x2df0 [ 104.198392] ? warn_alloc+0x120/0x120 [ 104.202199] ? warn_alloc+0x120/0x120 [ 104.205992] ? print_usage_bug+0xc0/0xc0 [ 104.210038] ? print_usage_bug+0xc0/0xc0 [ 104.214085] ? flush_plug_callbacks+0x54e/0x790 [ 104.218766] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 104.224411] ? graph_lock+0x270/0x270 [ 104.228228] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 104.233331] ? find_held_lock+0x36/0x1c0 [ 104.237404] ? ___might_sleep+0x1ed/0x300 [ 104.241548] ? lock_release+0xa00/0xa00 [ 104.245532] ? arch_local_save_flags+0x40/0x40 [ 104.250113] ? check_preemption_disabled+0x48/0x280 [ 104.255130] ? __might_sleep+0x95/0x190 [ 104.259101] __alloc_pages_nodemask+0xad8/0xea0 [ 104.263809] ? __alloc_pages_slowpath+0x2df0/0x2df0 [ 104.268836] ? cache_grow_begin+0x5a4/0x8c0 [ 104.273174] ? lockdep_hardirqs_on+0x421/0x5c0 [ 104.277762] ? trace_hardirqs_on+0xbd/0x310 [ 104.282081] ? fallback_alloc+0x203/0x2e0 [ 104.286218] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 104.291655] ? ____cache_alloc_node+0x16b/0x1e0 [ 104.296316] ? lock_downgrade+0x900/0x900 [ 104.300471] cache_grow_begin+0x91/0x8c0 [ 104.304537] ? do_raw_spin_unlock+0xa7/0x330 [ 104.308953] fallback_alloc+0x203/0x2e0 [ 104.312939] ____cache_alloc_node+0x1c7/0x1e0 [ 104.317425] kmem_cache_alloc_node+0xe3/0x730 [ 104.321912] copy_process+0x2026/0x8790 [ 104.325879] ? check_preemption_disabled+0x48/0x280 [ 104.330902] ? mark_held_locks+0x130/0x130 [ 104.335146] ? __cleanup_sighand+0x70/0x70 [ 104.339362] ? lock_downgrade+0x900/0x900 [ 104.343503] ? check_preemption_disabled+0x48/0x280 [ 104.348528] ? print_usage_bug+0xc0/0xc0 [ 104.352584] ? rcu_read_unlock_special+0x1d0/0x1d0 [ 104.357539] ? kasan_check_read+0x11/0x20 [ 104.361680] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 104.366946] ? print_usage_bug+0xc0/0xc0 [ 104.370998] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 104.376530] ? wakeup_kswapd+0xcd/0x7a0 [ 104.380491] ? print_usage_bug+0xc0/0xc0 [ 104.384541] ? isolate_lru_page+0x22e0/0x22e0 [ 104.389023] ? __lock_acquire+0x62f/0x4c20 [ 104.393258] ? __lock_acquire+0x62f/0x4c20 [ 104.397575] ? __lock_acquire+0x62f/0x4c20 [ 104.401820] ? check_preemption_disabled+0x48/0x280 [ 104.406871] ? mem_cgroup_update_lru_size+0xd0/0xd0 [ 104.411889] ? mark_held_locks+0x130/0x130 [ 104.416132] ? print_usage_bug+0xc0/0xc0 [ 104.420194] ? flush_tlb_func_common.constprop.16+0x923/0xd80 [ 104.426075] ? warn_alloc+0x120/0x120 [ 104.429890] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 104.435432] ? check_preemption_disabled+0x48/0x280 [ 104.440440] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 104.445993] ? __lru_cache_add+0x2ff/0x4e0 [ 104.450230] ? __pagevec_lru_add+0x30/0x30 [ 104.454452] ? mark_held_locks+0x130/0x130 [ 104.458699] ? find_next_bit+0x104/0x130 [ 104.462764] ? __lock_acquire+0x62f/0x4c20 [ 104.466990] ? lru_cache_add+0x417/0xa50 [ 104.471040] ? lru_cache_add_file+0x20/0x20 [ 104.475358] ? mark_held_locks+0x130/0x130 [ 104.479581] ? rcu_read_unlock_special+0x1d0/0x1d0 [ 104.484541] ? print_usage_bug+0xc0/0xc0 [ 104.488591] ? rcu_softirq_qs+0x20/0x20 [ 104.492567] ? check_preemption_disabled+0x48/0x280 [ 104.497573] ? __this_cpu_preempt_check+0x1c/0x20 [ 104.502406] ? mem_cgroup_event_ratelimit.isra.53+0x51/0x110 [ 104.508223] ? mark_held_locks+0xc7/0x130 [ 104.512365] ? mem_cgroup_commit_charge+0x275/0x9d0 [ 104.517370] ? mem_cgroup_commit_charge+0x275/0x9d0 [ 104.522392] ? graph_lock+0x270/0x270 [ 104.526207] ? lru_cache_add+0xa50/0xa50 [ 104.530283] ? lock_downgrade+0x900/0x900 [ 104.534433] ? check_preemption_disabled+0x48/0x280 [ 104.539444] ? find_held_lock+0x36/0x1c0 [ 104.543522] ? __handle_mm_fault+0x2c3b/0x5670 [ 104.548120] ? lock_downgrade+0x900/0x900 [ 104.552273] ? kasan_check_read+0x11/0x20 [ 104.556409] ? do_raw_spin_unlock+0xa7/0x330 [ 104.560802] ? do_raw_spin_trylock+0x270/0x270 [ 104.565389] ? migration_entry_to_page+0x550/0x550 [ 104.570316] ? pte_offset_kernel+0xf0/0xf0 [ 104.574573] ? _raw_spin_unlock+0x2c/0x50 [ 104.578745] ? __handle_mm_fault+0x9b4/0x5670 [ 104.583228] ? vmf_insert_mixed_mkwrite+0x40/0x40 [ 104.588090] ? graph_lock+0x270/0x270 [ 104.591874] ? print_usage_bug+0xc0/0xc0 [ 104.595944] ? graph_lock+0x270/0x270 [ 104.599734] ? graph_lock+0x270/0x270 [ 104.603533] ? find_held_lock+0x36/0x1c0 [ 104.607598] _do_fork+0x1cb/0x11d0 [ 104.611142] ? fork_idle+0x1d0/0x1d0 [ 104.614844] ? rcu_read_unlock_special+0x1d0/0x1d0 [ 104.619808] ? kasan_check_read+0x11/0x20 [ 104.623976] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 104.629240] ? rcu_softirq_qs+0x20/0x20 [ 104.633203] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 104.638648] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 104.644196] ? check_preemption_disabled+0x48/0x280 [ 104.649247] ? kasan_check_write+0x14/0x20 [ 104.653468] ? up_read+0x225/0x2c0 [ 104.657012] ? up_read_non_owner+0x100/0x100 [ 104.661424] ? do_syscall_64+0x9a/0x820 [ 104.665390] ? do_syscall_64+0x9a/0x820 [ 104.669368] ? lockdep_hardirqs_on+0x421/0x5c0 [ 104.673939] ? trace_hardirqs_on+0xbd/0x310 [ 104.678248] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 104.683603] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 104.689087] __x64_sys_clone+0xbf/0x150 [ 104.693054] do_syscall_64+0x1b9/0x820 [ 104.696950] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 104.702303] ? syscall_return_slowpath+0x5e0/0x5e0 [ 104.707217] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 104.712076] ? trace_hardirqs_on_caller+0x310/0x310 [ 104.717077] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 104.722116] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 104.727674] ? prepare_exit_to_usermode+0x291/0x3b0 [ 104.732694] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 104.737584] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 104.742770] RIP: 0033:0x4497e9 [ 104.745950] Code: ff 48 85 f6 0f 84 e7 dd fb ff 48 83 ee 10 48 89 4e 08 48 89 3e 48 89 d7 4c 89 c2 4d 89 c8 4c 8b 54 24 08 b8 38 00 00 00 0f 05 <48> 85 c0 0f 8c be dd fb ff 74 01 c3 31 ed 48 f7 c7 00 00 01 00 75 [ 104.764837] RSP: 002b:00007ffcd4c1b3a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000038 [ 104.772531] RAX: ffffffffffffffda RBX: 00007f69c2be6700 RCX: 00000000004497e9 [ 104.779807] RDX: 00007f69c2be69d0 RSI: 00007f69c2be5db0 RDI: 00000000003d0f00 [ 104.787089] RBP: 00007ffcd4c1b4f0 R08: 00007f69c2be6700 R09: 00007f69c2be6700 [ 104.794366] R10: 00007f69c2be69d0 R11: 0000000000000202 R12: 0000000000000000 [ 104.801632] R13: 00007ffcd4c1b45f R14: 00007f69c2be69c0 R15: 00000000006dcd2c [ 104.811914] Mem-Info: [ 104.814660] active_anon:1374809 inactive_anon:199 isolated_anon:0 [ 104.814660] active_file:14 inactive_file:50 isolated_file:0 [ 104.814660] unevictable:0 dirty:8 writeback:0 unstable:0 [ 104.814660] slab_reclaimable:14240 slab_unreclaimable:105146 [ 104.814660] mapped:43 shmem:245 pagetables:18508 bounce:0 [ 104.814660] free:25092 free_pcp:159 free_cma:0 [ 104.848435] syz-executor217 (15336) used greatest stack depth: 4888 bytes left [ 104.956171] Node 0 active_anon:5499248kB inactive_anon:796kB active_file:424kB inactive_file:1356kB unevictable:0kB isolated(anon):0kB isolated(file):240kB mapped:1528kB dirty:0kB writeback:0kB shmem:980kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 5330944kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 104.985181] 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 [ 105.026143] lowmem_reserve[]: 0 2818 6321 6321 [ 105.030774] Node 0 DMA32 free:43816kB min:30052kB low:37564kB high:45076kB active_anon:2680056kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888756kB mlocked:0kB kernel_stack:32992kB pagetables:21368kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 105.070539] lowmem_reserve[]: 0 0 3503 3503 [ 105.074929] Node 0 Normal free:38352kB min:37364kB low:46704kB high:56044kB active_anon:2819192kB inactive_anon:796kB active_file:124kB inactive_file:1272kB unevictable:0kB writepending:0kB present:4718592kB managed:3587816kB mlocked:0kB kernel_stack:70208kB pagetables:52668kB bounce:0kB free_pcp:1560kB local_pcp:728kB free_cma:0kB [ 105.123070] lowmem_reserve[]: 0 0 0 0 [ 105.127282] 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 [ 105.141212] Node 0 DMA32: 730*4kB (UME) 30*8kB (UME) 7*16kB (UME) 7*32kB (UME) 2*64kB (ME) 2*128kB (ME) 2*256kB (UE) 3*512kB (UME) 1*1024kB (U) 2*2048kB (UE) 8*4096kB (M) = 43816kB [ 105.158031] Node 0 Normal: 4*4kB (UH) 177*8kB (UM) 882*16kB (UMH) 203*32kB (UME) 153*64kB (UME) 24*128kB (M) 0*256kB 0*512kB 1*1024kB (U) 1*2048kB (M) 0*4096kB = 37976kB [ 105.173797] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 105.183026] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 105.206135] 790 total pagecache pages [ 105.209966] 0 pages in swap cache [ 105.213423] Swap cache stats: add 0, delete 0, find 0/0 [ 105.226135] Free swap = 0kB [ 105.229165] Total swap = 0kB [ 105.232184] 1965979 pages RAM [ 105.235300] 0 pages HighMem/MovableOnly [ 105.281798] 342859 pages reserved [ 105.288920] 0 pages cma reserved [ 105.297105] Out of memory: Kill process 6234 (syz-executor217) score 0 or sacrifice child [ 105.305641] Killed process 6234 (syz-executor217) total-vm:17720kB, anon-rss:2104kB, file-rss:0kB, shmem-rss:0kB [ 105.318292] oom_reaper: reaped process 6234 (syz-executor217), 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 [ 109.101649] syz-executor217 invoked oom-killer: gfp_mask=0x6040c0(GFP_KERNEL|__GFP_COMP), nodemask=(null), order=1, oom_score_adj=0 [ 109.114320] syz-executor217 cpuset=/ mems_allowed=0 [ 109.120901] CPU: 1 PID: 6196 Comm: syz-executor217 Not tainted 4.20.0-rc7+ #162 [ 109.128360] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 109.137716] Call Trace: [ 109.140310] dump_stack+0x1d3/0x2c6 [ 109.143970] ? dump_stack_print_info.cold.1+0x20/0x20 executing program [ 109.149200] dump_header+0x27b/0xf72 [ 109.152934] ? mark_held_locks+0x130/0x130 [ 109.157177] ? pagefault_out_of_memory+0x197/0x197 [ 109.162140] ? mark_held_locks+0x130/0x130 [ 109.166386] ? __lock_acquire+0x62f/0x4c20 [ 109.170644] ? __schedule+0x874/0x1ed0 [ 109.174544] ? retint_kernel+0x2d/0x2d [ 109.178445] ? trace_hardirqs_on_caller+0xc0/0x310 [ 109.183406] ? graph_lock+0x270/0x270 [ 109.187219] ? graph_lock+0x270/0x270 [ 109.191038] ? print_usage_bug+0xc0/0xc0 [ 109.195108] ? mark_held_locks+0xc7/0x130 [ 109.199277] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 109.204834] ? find_held_lock+0x36/0x1c0 [ 109.208910] ? mark_held_locks+0xc7/0x130 [ 109.213069] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 109.218193] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 109.223303] ? lockdep_hardirqs_on+0x421/0x5c0 [ 109.227892] ? trace_hardirqs_on+0xbd/0x310 [ 109.232234] ? kasan_check_read+0x11/0x20 [ 109.236391] ? ___ratelimit+0x36f/0x655 [ 109.240378] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 109.245838] ? trace_hardirqs_on+0x310/0x310 [ 109.250254] ? lock_downgrade+0x900/0x900 [ 109.254420] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 109.259533] ? ___ratelimit+0xaa/0x655 [ 109.263433] ? idr_get_free+0xf70/0xf70 [ 109.267429] oom_kill_process.cold.27+0x10/0x903 [ 109.272205] ? graph_lock+0x270/0x270 [ 109.276021] ? rcu_gp_kthread+0xc70/0xc70 [ 109.280196] ? oom_evaluate_task+0x540/0x540 [ 109.284647] ? find_held_lock+0x36/0x1c0 [ 109.288728] ? out_of_memory+0x974/0x1430 [ 109.292888] ? lock_downgrade+0x900/0x900 [ 109.297044] ? __rcu_read_unlock+0x2d6/0x2e0 [ 109.301461] ? rcu_read_unlock_special+0x1d0/0x1d0 [ 109.306410] ? kasan_check_read+0x11/0x20 [ 109.310581] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 109.315886] ? rcu_softirq_qs+0x20/0x20 [ 109.319878] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 109.324906] ? oom_evaluate_task+0x302/0x540 [ 109.329327] out_of_memory+0xa84/0x1430 [ 109.333322] ? oom_killer_disable+0x3a0/0x3a0 [ 109.337847] ? __alloc_pages_slowpath+0xf5c/0x2df0 [ 109.342838] ? __ww_mutex_check_waiters+0x160/0x160 [ 109.347891] __alloc_pages_slowpath+0x2343/0x2df0 [ 109.352772] ? warn_alloc+0x120/0x120 [ 109.356604] ? mark_held_locks+0x130/0x130 [ 109.360905] ? warn_alloc+0x120/0x120 [ 109.364726] ? print_usage_bug+0xc0/0xc0 [ 109.368796] ? __lock_acquire+0x62f/0x4c20 [ 109.373053] ? print_usage_bug+0xc0/0xc0 [ 109.377120] ? __lock_acquire+0x62f/0x4c20 [ 109.381364] ? print_usage_bug+0xc0/0xc0 [ 109.385539] ? graph_lock+0x270/0x270 [ 109.389368] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 109.394921] ? graph_lock+0x270/0x270 [ 109.398748] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 109.403868] ? find_held_lock+0x36/0x1c0 [ 109.407960] ? ___might_sleep+0x1ed/0x300 [ 109.412114] ? lock_release+0xa00/0xa00 [ 109.416096] ? arch_local_save_flags+0x40/0x40 [ 109.420692] ? check_preemption_disabled+0x48/0x280 [ 109.425728] ? __might_sleep+0x95/0x190 [ 109.429721] __alloc_pages_nodemask+0xad8/0xea0 [ 109.434414] ? __alloc_pages_slowpath+0x2df0/0x2df0 [ 109.439447] ? activate_page+0xa3a/0x1040 [ 109.443628] ? cache_grow_begin+0x5a4/0x8c0 [ 109.448004] ? lockdep_hardirqs_on+0x421/0x5c0 [ 109.452594] ? trace_hardirqs_on+0xbd/0x310 [ 109.456933] ? fallback_alloc+0x203/0x2e0 [ 109.461143] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 109.466607] ? ____cache_alloc_node+0x16b/0x1e0 [ 109.471295] ? lock_downgrade+0x900/0x900 [ 109.475459] cache_grow_begin+0x91/0x8c0 [ 109.479534] ? do_raw_spin_unlock+0xa7/0x330 [ 109.483959] fallback_alloc+0x203/0x2e0 [ 109.487947] ____cache_alloc_node+0x1c7/0x1e0 [ 109.492454] kmem_cache_alloc_node+0xe3/0x730 [ 109.496971] copy_process+0x2026/0x8790 [ 109.500955] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 109.506514] ? mark_page_accessed+0xcaf/0x2040 [ 109.511098] ? find_get_entry+0xaae/0x1120 [ 109.515339] ? activate_page+0x1040/0x1040 [ 109.519583] ? activate_page+0x1040/0x1040 [ 109.523851] ? print_usage_bug+0xc0/0xc0 [ 109.527919] ? print_usage_bug+0xc0/0xc0 [ 109.532004] ? __cleanup_sighand+0x70/0x70 [ 109.536265] ? __lock_acquire+0x62f/0x4c20 [ 109.540521] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 109.546066] ? check_preemption_disabled+0x48/0x280 [ 109.551129] ? __find_get_block+0x3be/0xf20 [ 109.555467] ? __lock_is_held+0xb5/0x140 [ 109.559554] ? print_usage_bug+0xc0/0xc0 [ 109.563629] ? print_usage_bug+0xc0/0xc0 [ 109.567705] ? graph_lock+0x270/0x270 [ 109.571510] ? print_usage_bug+0xc0/0xc0 [ 109.575585] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 109.581141] ? check_preemption_disabled+0x48/0x280 [ 109.586171] ? __lock_acquire+0x62f/0x4c20 [ 109.590449] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 109.595998] ? check_preemption_disabled+0x48/0x280 [ 109.601048] ? mark_held_locks+0x130/0x130 [ 109.605302] ? __find_get_block+0x3be/0xf20 [ 109.609638] ? print_usage_bug+0xc0/0xc0 [ 109.613726] ? __lock_is_held+0xb5/0x140 [ 109.617804] ? graph_lock+0x270/0x270 [ 109.621639] ? print_usage_bug+0xc0/0xc0 [ 109.625719] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 109.631268] ? __lock_acquire+0x62f/0x4c20 [ 109.635519] ? __lock_is_held+0xb5/0x140 [ 109.639609] ? __lock_acquire+0x62f/0x4c20 [ 109.643866] ? print_usage_bug+0xc0/0xc0 [ 109.647940] ? mark_buffer_dirty+0x1c6/0x8e0 [ 109.652385] ? __lock_is_held+0xb5/0x140 [ 109.656463] ? print_usage_bug+0xc0/0xc0 [ 109.660527] ? mark_held_locks+0x130/0x130 [ 109.664770] ? print_usage_bug+0xc0/0xc0 [ 109.668839] ? __lock_acquire+0x62f/0x4c20 [ 109.673086] ? __lock_acquire+0x62f/0x4c20 [ 109.677346] ? mark_held_locks+0x130/0x130 [ 109.681590] ? kasan_check_write+0x14/0x20 [ 109.685844] ? ext4_mark_iloc_dirty+0x199a/0x2f30 [ 109.690706] ? mark_held_locks+0x130/0x130 [ 109.694959] ? mark_held_locks+0x130/0x130 [ 109.699227] ? find_held_lock+0x36/0x1c0 [ 109.703322] ? find_held_lock+0x36/0x1c0 [ 109.707397] ? graph_lock+0x270/0x270 [ 109.711212] ? lock_downgrade+0x900/0x900 [ 109.715378] ? kasan_check_read+0x11/0x20 [ 109.719544] ? find_held_lock+0x36/0x1c0 [ 109.723629] ? mntput_no_expire+0x1ba/0xc00 [ 109.727960] ? lock_downgrade+0x900/0x900 [ 109.732115] ? check_preemption_disabled+0x48/0x280 [ 109.737149] ? rcu_read_unlock_special+0x1d0/0x1d0 [ 109.742092] ? kasan_check_read+0x11/0x20 [ 109.746248] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 109.751535] ? lock_downgrade+0x900/0x900 [ 109.755696] _do_fork+0x1cb/0x11d0 [ 109.759239] ? fork_idle+0x1d0/0x1d0 [ 109.762943] ? dput.part.25+0x26d/0x790 [ 109.766916] ? shrink_dcache_sb+0x350/0x350 [ 109.771229] ? check_preemption_disabled+0x48/0x280 [ 109.776253] ? mntput+0x74/0xa0 [ 109.779553] ? do_syscall_64+0x9a/0x820 [ 109.783538] ? do_syscall_64+0x9a/0x820 [ 109.787522] ? lockdep_hardirqs_on+0x421/0x5c0 [ 109.792116] ? trace_hardirqs_on+0xbd/0x310 [ 109.796919] ? __ia32_sys_mknod+0xb0/0xb0 [ 109.801109] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 109.806485] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 109.811953] __x64_sys_clone+0xbf/0x150 [ 109.815944] do_syscall_64+0x1b9/0x820 [ 109.819841] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 109.825219] ? syscall_return_slowpath+0x5e0/0x5e0 [ 109.830157] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 109.835009] ? trace_hardirqs_on_caller+0x310/0x310 [ 109.840033] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 109.845062] ? prepare_exit_to_usermode+0x291/0x3b0 [ 109.850121] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 109.854961] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 109.860144] RIP: 0033:0x44564a [ 109.863331] 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 [ 109.882250] RSP: 002b:00007ffcd4c1b490 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 109.889945] RAX: ffffffffffffffda RBX: 00007ffcd4c1b490 RCX: 000000000044564a [ 109.897203] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000001200011 [ 109.904457] RBP: 00007ffcd4c1b4d0 R08: 0000000000001834 R09: 0000000000e17940 [ 109.911710] R10: 0000000000e17c10 R11: 0000000000000246 R12: 0000000000001834 [ 109.918968] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 109.937241] Mem-Info: [ 109.942299] active_anon:1374524 inactive_anon:199 isolated_anon:0 [ 109.942299] active_file:144 inactive_file:246 isolated_file:32 [ 109.942299] unevictable:0 dirty:14 writeback:0 unstable:0 [ 109.942299] slab_reclaimable:14283 slab_unreclaimable:105036 [ 109.942299] mapped:304 shmem:245 pagetables:18606 bounce:0 [ 109.942299] free:24636 free_pcp:370 free_cma:0 executing program [ 110.013370] Node 0 active_anon:5498096kB inactive_anon:796kB active_file:776kB inactive_file:1352kB unevictable:0kB isolated(anon):0kB isolated(file):256kB mapped:1816kB dirty:56kB writeback:0kB shmem:980kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 5328896kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 110.076184] 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 [ 110.126200] lowmem_reserve[]: 0 2818 6321 6321 [ 110.130837] Node 0 DMA32 free:43816kB min:30052kB low:37564kB high:45076kB active_anon:2680056kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888756kB mlocked:0kB kernel_stack:32992kB pagetables:21368kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 110.202125] lowmem_reserve[]: 0 0 3503 3503 [ 110.211113] Node 0 Normal free:37640kB min:37364kB low:46704kB high:56044kB active_anon:2818040kB inactive_anon:796kB active_file:1080kB inactive_file:1388kB unevictable:0kB writepending:56kB present:4718592kB managed:3587816kB mlocked:0kB kernel_stack:70656kB pagetables:53056kB bounce:0kB free_pcp:1740kB local_pcp:972kB free_cma:0kB [ 110.296649] lowmem_reserve[]: 0 0 0 0 [ 110.300541] 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 [ 110.327087] Node 0 DMA32: 730*4kB (UME) 30*8kB (UME) 7*16kB (UME) 7*32kB (UME) 2*64kB (ME) 2*128kB (ME) 2*256kB (UE) 3*512kB (UME) 1*1024kB (U) 2*2048kB (UE) 8*4096kB (M) = 43816kB [ 110.366295] Node 0 Normal: 4*4kB (EH) 29*8kB (UM) 845*16kB (UMH) 196*32kB (UMEH) 153*64kB (UME) 25*128kB (UM) 0*256kB 1*512kB (U) 0*1024kB 2*2048kB (M) 0*4096kB = 37640kB [ 110.390203] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 110.409263] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 110.426940] 719 total pagecache pages [ 110.434236] 0 pages in swap cache [ 110.442287] Swap cache stats: add 0, delete 0, find 0/0 [ 110.453373] Free swap = 0kB [ 110.459950] Total swap = 0kB [ 110.466411] 1965979 pages RAM [ 110.472995] 0 pages HighMem/MovableOnly [ 110.481592] 342859 pages reserved [ 110.487639] 0 pages cma reserved [ 110.491050] Out of memory: Kill process 6235 (syz-executor217) score 0 or sacrifice child [ 110.506172] Killed process 6235 (syz-executor217) total-vm:17720kB, anon-rss:2104kB, file-rss:0kB, shmem-rss:0kB [ 110.519433] Kernel panic - not syncing: corrupted stack end detected inside scheduler [ 110.527925] CPU: 1 PID: 29 Comm: kworker/u4:2 Not tainted 4.20.0-rc7+ #162 [ 110.534945] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 110.544297] Workqueue: writeback wb_workfn (flush-8:0) [ 110.549558] Call Trace: [ 110.552138] dump_stack+0x1d3/0x2c6 [ 110.555783] ? dump_stack_print_info.cold.1+0x20/0x20 [ 110.560961] ? lock_downgrade+0x900/0x900 [ 110.565103] panic+0x2ad/0x55c [ 110.568284] ? add_taint.cold.5+0x16/0x16 [ 110.572448] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 110.577977] ? check_preemption_disabled+0x48/0x280 [ 110.583013] ? check_preemption_disabled+0x3a/0x280 [ 110.588019] __schedule+0x1ec6/0x1ed0 [ 110.591810] ? __sched_text_start+0x8/0x8 [ 110.595943] ? del_timer+0xf9/0x150 [ 110.599650] ? mod_delayed_work_on+0x99/0x260 [ 110.604151] ? mark_held_locks+0xc7/0x130 [ 110.608284] ? preempt_schedule_irq+0x5e/0x110 [ 110.612855] ? preempt_schedule_irq+0x5e/0x110 [ 110.617426] ? lockdep_hardirqs_on+0x421/0x5c0 [ 110.622010] ? trace_hardirqs_on+0xbd/0x310 [ 110.626319] ? retint_kernel+0x1b/0x2d [ 110.630233] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 110.635689] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 110.641221] preempt_schedule_irq+0x87/0x110 [ 110.645644] retint_kernel+0x1b/0x2d [ 110.649350] RIP: 0010:mod_delayed_work_on+0x189/0x260 [ 110.654552] Code: df 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 de 00 00 00 48 83 3d 57 74 00 08 00 0f 84 9c 00 00 00 e8 bc 2a 2d 00 4c 89 ef 57 9d <0f> 1f 44 00 00 e8 ad 2a 2d 00 31 ff 89 de e8 b4 2b 2d 00 85 db 48 [ 110.673449] RSP: 0018:ffff8881d95512b8 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13 [ 110.681295] RAX: ffff8881d9542080 RBX: 0000000000000000 RCX: 1ffff1103b2a8538 [ 110.688687] RDX: 0000000000000000 RSI: ffffffff81518d24 RDI: 0000000000000293 [ 110.695945] RBP: ffff8881d9551358 R08: ffff8881d95429c0 R09: 0000000000000007 [ 110.703218] R10: 0000000000000000 R11: ffff8881d9542080 R12: 1ffff1103b2aa25a [ 110.710473] R13: 0000000000000293 R14: 0000000000000200 R15: ffff8881d9551330 [ 110.717742] ? mod_delayed_work_on+0x184/0x260 [ 110.722315] ? queue_delayed_work_on+0x1f0/0x1f0 [ 110.727059] ? kasan_check_read+0x11/0x20 [ 110.731201] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 110.736472] kblockd_mod_delayed_work_on+0x2a/0x40 [ 110.741402] __blk_mq_delay_run_hw_queue+0x32a/0x5b0 [ 110.746495] blk_mq_run_hw_queue+0x1cd/0x390 [ 110.750894] ? blk_mq_delay_run_hw_queue+0x30/0x30 [ 110.755813] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 110.761367] ? check_preemption_disabled+0x48/0x280 [ 110.766375] blk_mq_sched_insert_requests+0x31e/0x460 [ 110.771570] ? dd_dispatch_request+0xd40/0xd40 [ 110.776149] ? blk_mq_sched_insert_request+0x9a0/0x9a0 [ 110.781434] blk_mq_flush_plug_list+0xb38/0x1230 [ 110.786210] ? blk_mq_insert_requests+0x800/0x800 [ 110.791050] ? mark_held_locks+0x130/0x130 [ 110.795276] ? graph_lock+0x270/0x270 [ 110.799069] ? enqueue_entity+0x34b/0x1ff0 [ 110.803293] ? flush_plug_callbacks+0x54e/0x790 [ 110.807947] ? print_usage_bug+0xc0/0xc0 [ 110.811998] ? bio_cur_bytes+0x1d0/0x1d0 [ 110.816065] ? mark_held_locks+0x130/0x130 [ 110.820294] ? update_curr+0x344/0xbe0 [ 110.824172] ? graph_lock+0x270/0x270 [ 110.827964] ? mark_held_locks+0x130/0x130 [ 110.832191] ? print_usage_bug+0xc0/0xc0 [ 110.836239] ? print_usage_bug+0xc0/0xc0 [ 110.840305] ? find_held_lock+0x36/0x1c0 [ 110.844387] blk_flush_plug_list+0x1c7/0x990 [ 110.848799] ? mark_held_locks+0xc7/0x130 [ 110.852934] ? blk_init_request_from_bio+0x3c0/0x3c0 [ 110.858026] ? trace_hardirqs_on+0xbd/0x310 [ 110.862335] ? kasan_check_read+0x11/0x20 [ 110.866468] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 110.871917] ? find_held_lock+0x36/0x1c0 [ 110.875995] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 110.881088] ? try_to_wake_up+0x11c/0x1460 [ 110.885317] ? graph_lock+0x270/0x270 [ 110.889134] ? print_usage_bug+0xc0/0xc0 [ 110.893189] ? migrate_swap_stop+0x930/0x930 [ 110.897674] ? kasan_check_write+0x14/0x20 [ 110.901920] ? find_held_lock+0x36/0x1c0 [ 110.905972] schedule+0x235/0x460 [ 110.909428] ? __schedule+0x1ed0/0x1ed0 [ 110.913392] ? lockdep_hardirqs_on+0x421/0x5c0 [ 110.917957] ? trace_hardirqs_on+0xbd/0x310 [ 110.922260] ? kasan_check_read+0x11/0x20 [ 110.926392] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 110.931846] ? kasan_check_write+0x14/0x20 [ 110.936113] rwsem_down_read_failed+0x371/0x710 [ 110.940796] ? rt_mutex_futex_unlock+0x120/0x120 [ 110.945545] ? lockdep_hardirqs_on+0x421/0x5c0 [ 110.950123] ? trace_hardirqs_on+0xbd/0x310 [ 110.954463] ? kasan_check_read+0x11/0x20 [ 110.958610] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 110.964083] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 110.968828] ? __lock_is_held+0xb5/0x140 [ 110.972876] ? lock_acquire+0x1ed/0x520 [ 110.976837] ? rmap_walk_file+0xa7e/0x1190 [ 110.981062] ? lock_release+0xa00/0xa00 [ 110.985026] ? arch_local_save_flags+0x40/0x40 [ 110.989597] call_rwsem_down_read_failed+0x18/0x30 [ 110.994532] down_read+0x9b/0x120 [ 110.997985] ? rmap_walk_file+0xa7e/0x1190 [ 111.002219] ? __down_interruptible+0x700/0x700 [ 111.006878] ? up_read+0x225/0x2c0 [ 111.010407] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 111.015960] rmap_walk_file+0xa7e/0x1190 [ 111.020011] ? page_mkclean_one+0x7d0/0x7d0 [ 111.024321] ? page_mkclean_one+0x7d0/0x7d0 [ 111.028649] ? find_held_lock+0x36/0x1c0 [ 111.032714] ? mark_held_locks+0x130/0x130 [ 111.036959] ? print_usage_bug+0xc0/0xc0 [ 111.041016] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 111.046280] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 111.051371] ? lockdep_hardirqs_on+0x421/0x5c0 [ 111.055949] ? kasan_check_read+0x11/0x20 [ 111.060094] ? total_mapcount+0x2c8/0x940 [ 111.064233] ? vma_adjust_trans_huge+0x310/0x310 [ 111.068977] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 111.074499] ? page_mapped+0x366/0x810 [ 111.078396] ? mark_held_locks+0xc7/0x130 [ 111.082535] ? page_mapping+0xa50/0xa50 [ 111.086494] ? free_unref_page_list+0xc0c/0x11e0 [ 111.091235] ? lockdep_hardirqs_on+0x421/0x5c0 [ 111.095822] rmap_walk+0x22c/0x350 [ 111.099354] ? page_get_anon_vma+0x6d0/0x6d0 [ 111.103751] ? rmap_walk+0x231/0x350 [ 111.107470] ? page_get_anon_vma+0x6d0/0x6d0 [ 111.111872] try_to_unmap+0x1f3/0xa40 [ 111.115671] ? rmap_walk_locked+0x360/0x360 [ 111.119995] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 111.125516] ? page_remove_rmap+0x1a30/0x1a30 [ 111.129993] ? page_not_mapped+0x20/0x20 [ 111.134043] ? __anon_vma_prepare+0x6c0/0x6c0 [ 111.138537] ? page_referenced+0x2d5/0xaa0 [ 111.142756] ? page_mapping+0xa50/0xa50 [ 111.146719] ? rmap_walk+0x350/0x350 [ 111.150419] ? kasan_check_read+0x11/0x20 [ 111.154554] ? rcu_softirq_qs+0x20/0x20 [ 111.158545] ? page_mapcount_is_zero+0x30/0x30 [ 111.163119] ? __anon_vma_prepare+0x6c0/0x6c0 [ 111.167607] ? page_evictable+0x305/0x540 [ 111.171753] ? kswapd_stop+0x100/0x100 [ 111.175635] ? ___might_sleep+0x1ed/0x300 [ 111.179771] ? arch_local_save_flags+0x40/0x40 [ 111.184343] shrink_page_list+0x72b8/0xc620 [ 111.188665] ? page_evictable+0x540/0x540 [ 111.192807] ? print_usage_bug+0xc0/0xc0 [ 111.196856] ? graph_lock+0x270/0x270 [ 111.200647] ? find_held_lock+0x36/0x1c0 [ 111.204717] ? print_usage_bug+0xc0/0xc0 [ 111.208768] ? graph_lock+0x270/0x270 [ 111.212561] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 111.218100] ? check_preemption_disabled+0x48/0x280 [ 111.223119] ? __lock_is_held+0xb5/0x140 [ 111.227189] ? rb_erase_cached+0xc78/0x3720 [ 111.231497] ? rb_next+0x140/0x140 [ 111.235021] ? rb_next+0x140/0x140 [ 111.238546] ? rb_next+0x140/0x140 [ 111.242078] ? update_load_avg+0x13b8/0x2470 [ 111.246650] ? graph_lock+0x270/0x270 [ 111.250455] ? rb_erase_cached+0xc78/0x3720 [ 111.254772] ? graph_lock+0x270/0x270 [ 111.258595] ? attach_entity_load_avg+0x860/0x860 [ 111.263442] ? rb_erase_cached+0xc78/0x3720 [ 111.267748] ? rb_erase_cached+0xc78/0x3720 [ 111.272067] ? rb_erase_cached+0xc78/0x3720 [ 111.276391] ? rb_next+0x140/0x140 [ 111.279927] ? rb_next+0x140/0x140 [ 111.283468] ? graph_lock+0x270/0x270 [ 111.287258] ? rb_erase_cached+0xc78/0x3720 [ 111.291561] ? rb_next+0x140/0x140 [ 111.295084] ? rb_next+0x140/0x140 [ 111.298678] ? rb_next+0x140/0x140 [ 111.302215] ? __update_load_avg_se+0xae0/0xae0 [ 111.306884] ? graph_lock+0x270/0x270 [ 111.310677] ? update_load_avg+0x387/0x2470 [ 111.314996] ? attach_entity_load_avg+0x860/0x860 [ 111.319826] ? update_load_avg+0x387/0x2470 [ 111.324138] ? attach_entity_load_avg+0x860/0x860 [ 111.328996] ? attach_entity_load_avg+0x860/0x860 [ 111.333828] ? __lock_acquire+0x62f/0x4c20 [ 111.338067] ? graph_lock+0x270/0x270 [ 111.341855] ? rb_erase+0x3710/0x3710 [ 111.345650] ? __account_cfs_rq_runtime+0x790/0x790 [ 111.350665] ? rb_erase+0x3710/0x3710 [ 111.354468] ? graph_lock+0x270/0x270 [ 111.358255] ? graph_lock+0x270/0x270 [ 111.362038] ? rb_erase+0x3710/0x3710 [ 111.365826] ? __update_load_avg_blocked_se+0x690/0x690 [ 111.371207] ? __update_load_avg_blocked_se+0x690/0x690 [ 111.376577] ? graph_lock+0x270/0x270 [ 111.380385] ? __update_load_avg_blocked_se+0x690/0x690 [ 111.385764] ? __update_load_avg_se+0xae0/0xae0 [ 111.390458] ? graph_lock+0x270/0x270 [ 111.394271] ? update_load_avg+0x387/0x2470 [ 111.398576] ? graph_lock+0x270/0x270 [ 111.402391] ? attach_entity_load_avg+0x860/0x860 [ 111.407225] ? update_load_avg+0x387/0x2470 [ 111.411545] ? __account_cfs_rq_runtime+0x790/0x790 [ 111.416575] ? set_next_entity+0x2f0/0xaf0 [ 111.420796] ? __lock_acquire+0x62f/0x4c20 [ 111.425018] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 111.430542] ? update_load_avg+0x2470/0x2470 [ 111.434951] ? __enqueue_entity+0x10d/0x1f0 [ 111.439314] ? rb_erase+0x3710/0x3710 [ 111.443113] ? pick_next_task_fair+0xa05/0x1b40 [ 111.447770] ? rcu_read_lock_sched_held+0x108/0x120 [ 111.452782] ? rcu_note_context_switch+0x12ad/0x2150 [ 111.457910] ? print_usage_bug+0xc0/0xc0 [ 111.461974] ? graph_lock+0x270/0x270 [ 111.465778] ? print_usage_bug+0xc0/0xc0 [ 111.469841] ? print_usage_bug+0xc0/0xc0 [ 111.473918] ? graph_lock+0x270/0x270 [ 111.477718] ? print_usage_bug+0xc0/0xc0 [ 111.481775] ? graph_lock+0x270/0x270 [ 111.485567] ? find_held_lock+0x36/0x1c0 [ 111.489645] ? __lock_acquire+0x62f/0x4c20 [ 111.493870] ? __lock_acquire+0x62f/0x4c20 [ 111.498094] ? mark_held_locks+0x130/0x130 [ 111.502345] ? mark_held_locks+0x130/0x130 [ 111.506565] ? set_next_entity+0x2f0/0xaf0 [ 111.510789] ? rb_erase_cached+0xc78/0x3720 [ 111.515096] ? print_usage_bug+0xc0/0xc0 [ 111.519145] ? rb_next+0x140/0x140 [ 111.522678] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 111.528213] ? check_preemption_disabled+0x48/0x280 [ 111.533230] ? __lock_is_held+0xb5/0x140 [ 111.537294] ? graph_lock+0x270/0x270 [ 111.541086] ? rcu_read_lock_sched_held+0x108/0x120 [ 111.546097] ? tg_unthrottle_up+0x220/0x220 [ 111.550423] ? find_held_lock+0x36/0x1c0 [ 111.554476] ? page_vma_mapped_walk+0x2ec/0x27f0 [ 111.559237] ? lock_downgrade+0x900/0x900 [ 111.563377] ? kasan_check_read+0x11/0x20 [ 111.567519] ? do_raw_spin_unlock+0xa7/0x330 [ 111.571924] ? do_raw_spin_trylock+0x270/0x270 [ 111.576502] ? __ia32_sys_msync+0x510/0x510 [ 111.580816] ? print_usage_bug+0xc0/0xc0 [ 111.584869] ? _raw_spin_unlock+0x2c/0x50 [ 111.589005] ? page_vma_mapped_walk+0x2f1/0x27f0 [ 111.593785] ? __lock_acquire+0x62f/0x4c20 [ 111.598023] ? __isolate_lru_page+0xd05/0x1540 [ 111.602596] ? graph_lock+0x270/0x270 [ 111.606392] ? mark_held_locks+0x130/0x130 [ 111.610641] ? find_held_lock+0x36/0x1c0 [ 111.614693] ? lock_downgrade+0x900/0x900 [ 111.618836] ? page_referenced_one+0x5aa/0x840 [ 111.623429] ? graph_lock+0x270/0x270 [ 111.627220] ? kasan_check_write+0x14/0x20 [ 111.631449] ? up_read+0x225/0x2c0 [ 111.634994] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 111.640520] ? page_mapping+0x5a2/0xa50 [ 111.644497] ? find_held_lock+0x36/0x1c0 [ 111.648588] ? page_evictable+0x2de/0x540 [ 111.652730] ? lock_downgrade+0x900/0x900 [ 111.656865] ? check_preemption_disabled+0x48/0x280 [ 111.661875] ? rcu_read_unlock_special+0x1d0/0x1d0 [ 111.666828] ? kasan_check_read+0x11/0x20 [ 111.670965] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 111.676490] ? __isolate_lru_page+0xd05/0x1540 [ 111.681061] ? putback_lru_page+0x280/0x280 [ 111.685403] ? page_evictable+0x305/0x540 [ 111.689539] ? kswapd_stop+0x100/0x100 [ 111.693424] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 111.698968] ? check_preemption_disabled+0x48/0x280 [ 111.704005] ? __this_cpu_preempt_check+0x1c/0x20 [ 111.708866] ? __mod_zone_page_state+0x8a/0xf0 [ 111.713535] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 111.719070] ? putback_inactive_pages+0x1eb3/0x27e0 [ 111.724096] ? reclaim_clean_pages_from_list+0x1310/0x1310 [ 111.729706] ? unlock_page+0x2c2/0x4c0 [ 111.733610] ? graph_lock+0x270/0x270 [ 111.737413] ? page_get_anon_vma+0x6d0/0x6d0 [ 111.741846] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 111.747373] ? check_preemption_disabled+0x48/0x280 [ 111.752405] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 111.757939] ? check_preemption_disabled+0x48/0x280 [ 111.762941] ? __lock_is_held+0xb5/0x140 [ 111.767004] ? __this_cpu_preempt_check+0x1c/0x20 [ 111.771847] ? __mod_zone_page_state+0x8a/0xf0 [ 111.776418] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 111.781942] ? isolate_lru_pages.isra.57+0xc7d/0x19e0 [ 111.787202] ? __isolate_lru_page+0x1540/0x1540 [ 111.791872] ? print_usage_bug+0xc0/0xc0 [ 111.795921] ? mark_held_locks+0x130/0x130 [ 111.800260] ? print_usage_bug+0xc0/0xc0 [ 111.804349] ? free_unref_page_list+0xc0c/0x11e0 [ 111.809094] ? free_unref_page_list+0xc0c/0x11e0 [ 111.813838] ? lockdep_hardirqs_on+0x421/0x5c0 [ 111.818415] ? trace_hardirqs_on+0xbd/0x310 [ 111.822735] ? shrink_inactive_list+0xa4a/0x1c60 [ 111.827480] ? __lock_acquire+0x62f/0x4c20 [ 111.831715] ? graph_lock+0x270/0x270 [ 111.835511] ? __lock_acquire+0x62f/0x4c20 [ 111.839753] ? graph_lock+0x270/0x270 [ 111.843583] ? print_usage_bug+0xc0/0xc0 [ 111.847665] ? find_held_lock+0x36/0x1c0 [ 111.851732] ? mark_held_locks+0xc7/0x130 [ 111.855881] ? _raw_spin_unlock_irq+0x27/0x80 [ 111.860387] ? _raw_spin_unlock_irq+0x27/0x80 [ 111.864869] ? lockdep_hardirqs_on+0x421/0x5c0 [ 111.869549] ? trace_hardirqs_on+0xbd/0x310 [ 111.873894] ? kasan_check_read+0x11/0x20 [ 111.878031] ? shrink_inactive_list+0x741/0x1c60 [ 111.882790] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 111.888257] ? trace_hardirqs_on+0x310/0x310 [ 111.892676] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 111.898222] ? check_preemption_disabled+0x48/0x280 [ 111.903246] shrink_inactive_list+0x77b/0x1c60 [ 111.907855] ? putback_inactive_pages+0x27e0/0x27e0 [ 111.912862] ? kasan_check_read+0x11/0x20 [ 111.917000] ? mem_cgroup_get_nr_swap_pages+0xa1/0x340 [ 111.922268] ? blk_lld_busy+0x70/0x70 [ 111.926055] ? kasan_check_read+0x11/0x20 [ 111.930203] ? throttle_direct_reclaim+0x9e0/0x9e0 [ 111.935123] shrink_node_memcg+0x78b/0x18f0 [ 111.939430] ? check_preemption_disabled+0x48/0x280 [ 111.944440] ? shrink_active_list+0x1f00/0x1f00 [ 111.949103] ? mem_cgroup_from_id+0x30/0x30 [ 111.953416] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 111.958941] ? compaction_suitable+0x1cc/0x550 [ 111.963507] ? print_usage_bug+0xc0/0xc0 [ 111.967575] ? isolate_migratepages_range+0x270/0x270 [ 111.972808] ? kasan_check_read+0x11/0x20 [ 111.976945] ? node_page_state+0x74/0x110 [ 111.981086] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 111.986660] shrink_node+0x3bc/0x16b0 [ 111.990468] ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0 [ 111.995749] ? shrink_node_memcg+0x18f0/0x18f0 [ 112.000321] ? kvm_clock_read+0x18/0x30 [ 112.004286] ? ktime_get+0x2c1/0x400 [ 112.007987] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 112.012470] ? graph_lock+0x270/0x270 [ 112.016255] ? __lock_acquire+0x62f/0x4c20 [ 112.020474] ? print_usage_bug+0xc0/0xc0 [ 112.024526] ? print_usage_bug+0xc0/0xc0 [ 112.028639] do_try_to_free_pages+0x3df/0x1290 [ 112.033209] ? graph_lock+0x270/0x270 [ 112.037005] ? shrink_node+0x16b0/0x16b0 [ 112.041062] ? __lock_is_held+0xb5/0x140 [ 112.045132] try_to_free_pages+0x4d0/0xb90 [ 112.049373] ? do_try_to_free_pages+0x1290/0x1290 [ 112.054210] ? kasan_check_read+0x11/0x20 [ 112.058346] ? psi_memstall_enter+0x24f/0x2c0 [ 112.062828] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 112.068267] ? lock_repin_lock+0x430/0x430 [ 112.072496] ? _raw_spin_unlock_irq+0x60/0x80 [ 112.076977] ? psi_memstall_enter+0x24f/0x2c0 [ 112.081459] ? psi_memstall_tick+0x230/0x230 [ 112.085857] ? print_usage_bug+0xc0/0xc0 [ 112.089928] __alloc_pages_slowpath+0xa48/0x2df0 [ 112.094719] ? warn_alloc+0x120/0x120 [ 112.098526] ? __ext4_handle_dirty_metadata+0x1e0/0x5a0 [ 112.103878] ? warn_alloc+0x120/0x120 [ 112.107690] ? __lock_acquire+0x62f/0x4c20 [ 112.111914] ? kasan_check_write+0x14/0x20 [ 112.116141] ? print_usage_bug+0xc0/0xc0 [ 112.120201] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 112.125724] ? print_usage_bug+0xc0/0xc0 [ 112.129792] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 112.135314] ? should_fail+0x22d/0xd01 [ 112.139204] ? graph_lock+0x270/0x270 [ 112.142994] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 112.148102] ? __lock_is_held+0xb5/0x140 [ 112.152154] ? graph_lock+0x270/0x270 [ 112.155943] ? ___might_sleep+0x1ed/0x300 [ 112.160102] ? arch_local_save_flags+0x40/0x40 [ 112.164670] ? check_preemption_disabled+0x48/0x280 [ 112.169679] ? __might_sleep+0x95/0x190 [ 112.173646] __alloc_pages_nodemask+0xad8/0xea0 [ 112.178327] ? __alloc_pages_slowpath+0x2df0/0x2df0 [ 112.183349] ? mark_held_locks+0xc7/0x130 [ 112.187500] ? cache_grow_begin+0x5a4/0x8c0 [ 112.191808] ? lockdep_hardirqs_on+0x421/0x5c0 [ 112.196391] ? trace_hardirqs_on+0xbd/0x310 [ 112.200700] ? fallback_alloc+0x203/0x2e0 [ 112.204852] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 112.210286] ? ____cache_alloc_node+0x16b/0x1e0 [ 112.214939] ? lock_downgrade+0x900/0x900 [ 112.219086] ? graph_lock+0x270/0x270 [ 112.222905] cache_grow_begin+0x91/0x8c0 [ 112.226954] ? do_raw_spin_unlock+0xa7/0x330 [ 112.231348] fallback_alloc+0x203/0x2e0 [ 112.235411] ____cache_alloc_node+0x1c7/0x1e0 [ 112.239896] kmem_cache_alloc+0x1f8/0x730 [ 112.244042] ? mempool_free+0x370/0x370 [ 112.248110] mempool_alloc_slab+0x44/0x60 [ 112.252242] mempool_alloc+0x193/0x4a0 [ 112.256143] ? mempool_destroy+0x30/0x30 [ 112.260221] ? kasan_check_write+0x14/0x20 [ 112.264492] ? bio_init+0x13c/0x270 [ 112.268105] ? bio_add_page+0x130/0x130 [ 112.272096] ? rcu_read_unlock_special+0x1d0/0x1d0 [ 112.277012] ? kasan_check_read+0x11/0x20 [ 112.281176] bvec_alloc+0x12a/0x2d0 [ 112.284800] bio_alloc_bioset+0x47a/0x700 [ 112.288938] ? bvec_alloc+0x2d0/0x2d0 [ 112.292761] ? balance_dirty_pages_ratelimited+0x23a0/0x23a0 [ 112.298560] ext4_bio_write_page+0x1304/0x1bd1 [ 112.303149] ? ext4_io_submit_init+0x90/0x90 [ 112.307543] ? ext4_es_free_extent+0x790/0x790 [ 112.312112] ? find_held_lock+0x36/0x1c0 [ 112.316165] ? lock_downgrade+0x900/0x900 [ 112.320307] ? ext4_es_insert_extent+0x491/0xbd0 [ 112.325052] mpage_submit_page+0x15e/0x270 [ 112.329289] mpage_map_and_submit_buffers+0x55e/0xa40 [ 112.334503] ? mpage_process_page_bufs+0x600/0x600 [ 112.339439] ? ext4_map_blocks+0x429/0x1b60 [ 112.343747] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 112.349288] ? ext4_issue_zeroout+0x190/0x190 [ 112.353782] ? __lock_is_held+0xb5/0x140 [ 112.357843] ext4_writepages+0x2720/0x4180 [ 112.362093] ? ext4_mark_inode_dirty+0xb20/0xb20 [ 112.366835] ? print_usage_bug+0xc0/0xc0 [ 112.370882] ? find_held_lock+0x36/0x1c0 [ 112.374936] ? __lock_acquire+0x62f/0x4c20 [ 112.379159] ? rcu_softirq_qs+0x20/0x20 [ 112.383149] ? print_usage_bug+0xc0/0xc0 [ 112.387205] ? __lock_acquire+0x62f/0x4c20 [ 112.391427] ? mark_held_locks+0x130/0x130 [ 112.395659] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 112.401205] ? __ext4_get_inode_loc+0x470/0x1330 [ 112.405979] ? mark_held_locks+0x130/0x130 [ 112.410207] ? graph_lock+0x270/0x270 [ 112.413997] ? kasan_check_write+0x14/0x20 [ 112.418216] ? __brelse+0x104/0x180 [ 112.421847] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 112.427390] ? check_preemption_disabled+0x48/0x280 [ 112.432425] ? ext4_mark_inode_dirty+0xb20/0xb20 [ 112.437189] do_writepages+0x9a/0x1a0 [ 112.440990] ? ext4_mark_inode_dirty+0xb20/0xb20 [ 112.445742] ? do_writepages+0x9a/0x1a0 [ 112.449725] __writeback_single_inode+0x20a/0x1660 [ 112.454659] ? __mark_inode_dirty+0x1510/0x1510 [ 112.459320] ? find_held_lock+0x36/0x1c0 [ 112.463372] ? find_held_lock+0x36/0x1c0 [ 112.467422] ? wbc_attach_and_unlock_inode+0x5c0/0xa30 [ 112.472689] ? lock_downgrade+0x900/0x900 [ 112.476835] ? find_held_lock+0x13f/0x1c0 [ 112.481019] ? kasan_check_read+0x11/0x20 [ 112.485171] ? do_raw_spin_unlock+0xa7/0x330 [ 112.489588] ? do_raw_spin_trylock+0x270/0x270 [ 112.494160] ? __lock_is_held+0xb5/0x140 [ 112.498218] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 112.503742] ? wbc_attach_and_unlock_inode+0x675/0xa30 [ 112.509035] ? __writeback_single_inode+0x1660/0x1660 [ 112.514232] writeback_sb_inodes+0x71f/0x1210 [ 112.518749] ? wbc_detach_inode+0x940/0x940 [ 112.523085] ? lock_release+0xa00/0xa00 [ 112.527104] ? down_read_trylock+0xda/0x140 [ 112.531418] ? trylock_super+0x22/0x110 [ 112.535414] ? downgrade_write+0x270/0x270 [ 112.539666] ? graph_lock+0x270/0x270 [ 112.543453] ? up_read_non_owner+0x100/0x100 [ 112.547854] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 112.553442] __writeback_inodes_wb+0x1b9/0x340 [ 112.558026] ? writeback_sb_inodes+0x1210/0x1210 [ 112.562774] ? __lock_is_held+0xb5/0x140 [ 112.566846] wb_writeback+0xa73/0xfc0 [ 112.570661] ? writeback_inodes_wb.constprop.50+0x330/0x330 [ 112.576366] ? widen_string+0xe0/0x2e0 [ 112.580252] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 112.585433] ? print_usage_bug+0xc0/0xc0 [ 112.589529] ? string+0x225/0x2d0 [ 112.592986] ? widen_string+0x2e0/0x2e0 [ 112.596957] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 112.601982] ? find_next_bit+0x104/0x130 [ 112.606043] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 112.611087] ? find_next_bit+0x104/0x130 [ 112.615170] ? cpumask_next+0x41/0x50 [ 112.619004] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 112.624019] ? get_nr_dirty_inodes+0xd6/0x130 [ 112.628510] ? __local_bh_enable_ip+0x160/0x260 [ 112.633175] ? get_nr_dirty_pages+0x17c/0x1f0 [ 112.637711] ? _raw_spin_unlock_bh+0x30/0x40 [ 112.642121] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 112.647151] ? wb_split_bdi_pages.isra.29+0x134/0x1b0 [ 112.652365] ? wb_wait_for_completion+0x2d0/0x2d0 [ 112.657203] ? wb_workfn+0x521/0x1790 [ 112.661027] ? __local_bh_enable_ip+0x160/0x260 [ 112.665808] wb_workfn+0xee9/0x1790 [ 112.669466] ? __lock_acquire+0x62f/0x4c20 [ 112.673716] ? inode_wait_for_writeback+0x40/0x40 [ 112.678559] ? mark_held_locks+0x130/0x130 [ 112.682787] ? mark_held_locks+0x130/0x130 [ 112.687021] ? set_next_entity+0x2f0/0xaf0 [ 112.691305] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 112.696856] ? update_load_avg+0x2470/0x2470 [ 112.701277] ? pick_next_task_fair+0xa05/0x1b40 [ 112.705951] ? graph_lock+0x270/0x270 [ 112.709756] ? debug_object_deactivate+0x2eb/0x450 [ 112.714684] ? lock_downgrade+0x900/0x900 [ 112.718837] ? find_held_lock+0x36/0x1c0 [ 112.722897] ? graph_lock+0x270/0x270 [ 112.726701] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 112.732240] ? check_preemption_disabled+0x48/0x280 [ 112.737259] ? __lock_is_held+0xb5/0x140 [ 112.741325] process_one_work+0xc90/0x1c40 [ 112.745555] ? mark_held_locks+0x130/0x130 [ 112.749921] ? pwq_dec_nr_in_flight+0x4a0/0x4a0 [ 112.754589] ? __switch_to_asm+0x40/0x70 [ 112.758675] ? __switch_to_asm+0x34/0x70 [ 112.762745] ? __switch_to_asm+0x40/0x70 [ 112.766814] ? __switch_to_asm+0x34/0x70 [ 112.770915] ? __switch_to_asm+0x40/0x70 [ 112.775014] ? __switch_to_asm+0x34/0x70 [ 112.779073] ? __switch_to_asm+0x40/0x70 [ 112.783145] ? __switch_to_asm+0x34/0x70 [ 112.787221] ? __switch_to_asm+0x40/0x70 [ 112.791279] ? __schedule+0x874/0x1ed0 [ 112.795166] ? lock_downgrade+0x900/0x900 [ 112.799321] ? graph_lock+0x270/0x270 [ 112.803120] ? find_held_lock+0x36/0x1c0 [ 112.807192] ? lock_acquire+0x1ed/0x520 [ 112.811164] ? worker_thread+0x3e0/0x1390 [ 112.815315] ? kasan_check_read+0x11/0x20 [ 112.819470] ? do_raw_spin_lock+0x14f/0x350 [ 112.823839] ? kasan_check_read+0x11/0x20 [ 112.827985] ? rwlock_bug.part.2+0x90/0x90 [ 112.832215] ? trace_hardirqs_on+0x310/0x310 [ 112.836641] worker_thread+0x17f/0x1390 [ 112.840612] ? __switch_to_asm+0x34/0x70 [ 112.844696] ? process_one_work+0x1c40/0x1c40 [ 112.849203] ? __sched_text_start+0x8/0x8 [ 112.853355] ? __kthread_parkme+0xce/0x1a0 [ 112.857601] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 112.862891] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 112.867991] ? lockdep_hardirqs_on+0x421/0x5c0 [ 112.872605] ? trace_hardirqs_on+0xbd/0x310 [ 112.876949] ? kasan_check_read+0x11/0x20 [ 112.881135] ? __kthread_parkme+0xce/0x1a0 [ 112.885369] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 112.890840] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 112.895958] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 112.901532] ? __kthread_parkme+0xfb/0x1a0 [ 112.905807] ? process_one_work+0x1c40/0x1c40 [ 112.910299] kthread+0x35a/0x440 [ 112.913665] ? kthread_bind+0x40/0x40 [ 112.917467] ret_from_fork+0x3a/0x50 [ 112.922786] Kernel Offset: disabled [ 112.926734] Rebooting in 86400 seconds..