[....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[ ok 8[?25h[?0c. [ 40.763282] audit: type=1800 audit(1546076383.883:25): pid=8011 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="cron" dev="sda1" ino=2414 res=0 [ 40.801635] audit: type=1800 audit(1546076383.883:26): pid=8011 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [ 40.833795] audit: type=1800 audit(1546076383.893:27): pid=8011 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="restorecond" dev="sda1" ino=2436 res=0 [....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c. Debian GNU/Linux 7 syzkaller ttyS0 syzkaller login: [ 44.597262] sshd (8148) used greatest stack depth: 15720 bytes left Warning: Permanently added '10.128.0.65' (ECDSA) to the list of known hosts. [ 100.498435] IPVS: ftp: loaded support on port[0] = 21 [ 100.498442] IPVS: ftp: loaded support on port[0] = 21 [ 100.520826] IPVS: ftp: loaded support on port[0] = 21 [ 100.529195] IPVS: ftp: loaded support on port[0] = 21 [ 100.538747] IPVS: ftp: loaded support on port[0] = 21 [ 100.545245] IPVS: ftp: loaded support on port[0] = 21 net.ipv6.conf.syz_tun.accept_dad = 0 net.ipv6.conf.syz_tun.accept_dad = 0 net.ipv6.conf.syz_tun.router_solicitations = 0 net.ipv6.conf.syz_tun.accept_dad = 0 net.ipv6.conf.syz_tun.router_solicitations = 0 net.ipv6.conf.syz_tun.accept_dad = 0 net.ipv6.conf.syz_tun.accept_dad = 0 net.ipv6.conf.syz_tun.router_solicitations = 0 net.ipv6.conf.syz_tun.accept_dad = 0 net.ipv6.conf.syz_tun.router_solicitations = 0 net.ipv6.conf.syz_tun.router_solicitations = 0 net.ipv6.conf.syz_tun.router_solicitations = 0 executing program executing program executing program executing program executing program executing program [ 104.144826] syz-executor770 invoked oom-killer: gfp_mask=0x6202c2(GFP_HIGHUSER|__GFP_NOWARN), order=0, oom_score_adj=1000 [ 104.166621] CPU: 1 PID: 8270 Comm: syz-executor770 Not tainted 4.20.0+ #297 [ 104.173733] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 104.183260] Call Trace: [ 104.185894] dump_stack+0x1d3/0x2c6 [ 104.189540] ? dump_stack_print_info.cold.1+0x20/0x20 [ 104.194749] dump_header+0x253/0x1239 [ 104.198555] ? mark_held_locks+0x130/0x130 [ 104.202811] ? pagefault_out_of_memory+0x19d/0x19d [ 104.207766] ? mark_held_locks+0x130/0x130 [ 104.212017] ? __lock_acquire+0x62f/0x4c20 [ 104.216276] ? print_usage_bug+0xc0/0xc0 [ 104.220345] ? graph_lock+0x270/0x270 [ 104.224168] ? print_usage_bug+0xc0/0xc0 [ 104.228264] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 104.233810] ? find_held_lock+0x36/0x1c0 [ 104.237896] ? mark_held_locks+0xc7/0x130 [ 104.242054] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 104.247190] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 104.252302] ? lockdep_hardirqs_on+0x421/0x5c0 [ 104.256894] ? trace_hardirqs_on+0xbd/0x310 [ 104.261221] ? kasan_check_read+0x11/0x20 [ 104.265376] ? ___ratelimit+0x36f/0x655 [ 104.269372] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 104.274843] ? trace_hardirqs_on+0x310/0x310 [ 104.279263] ? lock_downgrade+0x900/0x900 [ 104.283450] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 104.288564] ? ___ratelimit+0xaa/0x655 [ 104.292463] ? idr_get_free+0xf70/0xf70 [ 104.296460] ? kasan_check_read+0x11/0x20 [ 104.300615] ? do_raw_spin_unlock+0xa7/0x330 [ 104.305044] oom_kill_process.cold.27+0x10/0x903 [ 104.309810] ? graph_lock+0x270/0x270 [ 104.313615] ? _raw_spin_unlock+0x2c/0x50 [ 104.317775] ? oom_badness+0xe6/0xaa0 [ 104.321594] ? oom_evaluate_task+0x540/0x540 [ 104.326009] ? find_held_lock+0x36/0x1c0 [ 104.330088] ? out_of_memory+0xcc5/0x1480 [ 104.334264] ? lock_downgrade+0x900/0x900 [ 104.338443] ? check_preemption_disabled+0x48/0x280 [ 104.343492] ? kasan_check_read+0x11/0x20 [ 104.347647] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 104.352934] ? rcu_read_unlock_special+0x370/0x370 [ 104.357879] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 104.363429] ? oom_evaluate_task+0x302/0x540 [ 104.367848] out_of_memory+0x8ba/0x1480 [ 104.371837] ? oom_killer_disable+0x3a0/0x3a0 [ 104.376359] ? __alloc_pages_slowpath+0xf44/0x2db0 [ 104.381307] ? __ww_mutex_check_waiters+0x160/0x160 [ 104.386358] __alloc_pages_slowpath+0x230c/0x2db0 [ 104.391237] ? compat_start_thread+0x80/0x80 [ 104.395679] ? warn_alloc+0x120/0x120 [ 104.399488] ? mark_held_locks+0x130/0x130 [ 104.403731] ? __switch_to_asm+0x40/0x70 [ 104.407800] ? __switch_to_asm+0x34/0x70 [ 104.411910] ? __switch_to_asm+0x40/0x70 [ 104.415998] ? __schedule+0x874/0x1ed0 [ 104.419887] ? native_load_gs_index+0x10/0x30 [ 104.424416] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 104.429180] ? lockdep_hardirqs_on+0x421/0x5c0 [ 104.433784] ? retint_kernel+0x2d/0x2d [ 104.437680] ? trace_hardirqs_on_caller+0xc0/0x310 [ 104.442644] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 104.447419] ? trace_hardirqs_off+0x310/0x310 [ 104.451934] ? graph_lock+0x270/0x270 [ 104.455775] ? __lock_is_held+0xb5/0x140 [ 104.459849] ? check_preemption_disabled+0x48/0x280 [ 104.464872] ? ___might_sleep+0x1ed/0x300 [ 104.469022] ? lock_release+0xa00/0xa00 [ 104.473028] ? arch_local_save_flags+0x40/0x40 [ 104.477633] ? __lock_is_held+0xb5/0x140 [ 104.481707] ? __might_sleep+0x95/0x190 [ 104.485728] __alloc_pages_nodemask+0xa89/0xde0 [ 104.490420] ? __alloc_pages_slowpath+0x2db0/0x2db0 [ 104.495449] ? trace_hardirqs_on_caller+0xc0/0x310 [ 104.500395] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 104.505180] ? retint_kernel+0x1b/0x2d [ 104.509078] ? trace_hardirqs_on+0x310/0x310 [ 104.513516] ? __lock_is_held+0xb5/0x140 [ 104.517616] ? ___might_sleep+0x1ed/0x300 [ 104.521778] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 104.527330] alloc_pages_current+0x10c/0x210 [ 104.531790] __vmalloc_node_range+0x5ca/0x8d0 [ 104.536305] ? vfree_atomic+0xe0/0xe0 [ 104.540115] ? __local_bh_enable_ip+0x160/0x260 [ 104.544797] ? __local_bh_enable_ip+0x160/0x260 [ 104.549476] ? lockdep_hardirqs_on+0x421/0x5c0 [ 104.554584] ? vmemdup_user+0x2d/0xa0 [ 104.558420] __vmalloc_node_flags_caller+0x75/0x90 [ 104.563358] ? vmemdup_user+0x2d/0xa0 [ 104.567184] kvmalloc_node+0xd7/0xf0 [ 104.570923] vmemdup_user+0x2d/0xa0 [ 104.574565] __sctp_setsockopt_connectx+0x4a/0x190 [ 104.579507] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 104.584746] sctp_setsockopt+0x2160/0x7380 [ 104.588996] ? rcu_read_unlock_special+0x370/0x370 [ 104.593933] ? rcu_softirq_qs+0x20/0x20 [ 104.597922] ? sctp_setsockopt_paddr_thresholds+0x560/0x560 [ 104.603649] ? is_bpf_text_address+0xd3/0x170 [ 104.608170] ? print_usage_bug+0xc0/0xc0 [ 104.612235] ? __kernel_text_address+0xd/0x40 [ 104.616752] ? unwind_get_return_address+0x61/0xa0 [ 104.621689] ? __save_stack_trace+0x8d/0xf0 [ 104.626028] ? print_usage_bug+0xc0/0xc0 [ 104.630104] ? __lock_acquire+0x62f/0x4c20 [ 104.634357] ? save_stack+0x43/0xd0 [ 104.638002] ? kasan_kmalloc+0xcb/0xd0 [ 104.641908] ? kmem_cache_alloc_trace+0x154/0x750 [ 104.646761] ? apparmor_file_alloc_security+0x17b/0xac0 [ 104.652131] ? security_file_alloc+0x4c/0xa0 [ 104.656555] ? __alloc_file+0x12a/0x470 [ 104.660534] ? alloc_empty_file+0x72/0x170 [ 104.664775] ? alloc_file+0x5e/0x4d0 [ 104.668523] ? mark_held_locks+0x130/0x130 [ 104.672778] ? find_held_lock+0x36/0x1c0 [ 104.676869] ? mark_held_locks+0x130/0x130 [ 104.681809] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 104.687356] ? check_preemption_disabled+0x48/0x280 [ 104.692409] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 104.697967] ? refcount_inc_not_zero_checked+0x1e5/0x2f0 [ 104.703430] ? refcount_add_not_zero_checked+0x330/0x330 [ 104.708895] ? apparmor_file_alloc_security+0x17b/0xac0 [ 104.714696] ? rcu_read_lock_sched_held+0x108/0x120 [ 104.719722] ? graph_lock+0x270/0x270 [ 104.723530] ? lockdep_init_map+0x105/0x590 [ 104.727859] ? lockdep_init_map+0x105/0x590 [ 104.732211] ? debug_mutex_init+0x2d/0x60 [ 104.736369] ? __mutex_init+0x1f7/0x290 [ 104.740367] ? find_held_lock+0x36/0x1c0 [ 104.744466] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 104.750031] ? aa_label_sk_perm+0xfc/0xa50 [ 104.754305] ? __fget+0x4aa/0x740 [ 104.757781] ? lock_downgrade+0x900/0x900 [ 104.761942] ? aa_profile_af_perm+0x410/0x410 [ 104.766458] ? ___might_sleep+0x1ed/0x300 [ 104.770619] ? arch_local_save_flags+0x40/0x40 [ 104.775251] ? __might_sleep+0x95/0x190 [ 104.779237] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 104.784182] ? aa_sk_perm+0x22b/0x8e0 [ 104.787995] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 104.793541] ? __fd_install+0x2f9/0x8f0 [ 104.797526] ? aa_af_perm+0x5a0/0x5a0 [ 104.801337] ? alloc_file_pseudo+0x281/0x3f0 [ 104.805761] ? aa_sock_opt_perm.isra.13+0xa1/0x130 [ 104.810710] compat_sock_common_setsockopt+0x10c/0x150 [ 104.816000] ? sock_common_setsockopt+0xe0/0xe0 [ 104.820692] __compat_sys_setsockopt+0x1b3/0x860 [ 104.825473] ? __compat_sys_getsockopt+0x8a0/0x8a0 [ 104.830432] ? lockdep_hardirqs_on+0x421/0x5c0 [ 104.835036] ? trace_hardirqs_on+0xbd/0x310 [ 104.839364] ? move_addr_to_kernel+0x70/0x70 [ 104.843790] ? entry_SYSENTER_compat+0x70/0x7f [ 104.848394] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 104.853858] __ia32_compat_sys_setsockopt+0xbd/0x150 [ 104.858974] do_fast_syscall_32+0x34d/0xfb2 [ 104.863324] ? do_int80_syscall_32+0x890/0x890 [ 104.867931] ? entry_SYSENTER_compat+0x68/0x7f [ 104.872523] ? trace_hardirqs_off_caller+0xbb/0x310 [ 104.877549] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 104.882411] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 104.887263] ? trace_hardirqs_on_caller+0x310/0x310 [ 104.892290] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 104.897316] ? prepare_exit_to_usermode+0x291/0x3b0 [ 104.902362] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 104.907228] entry_SYSENTER_compat+0x70/0x7f [ 104.911648] RIP: 0023:0xf7f92849 [ 104.915084] Code: 85 d2 74 02 89 0a 5b 5d c3 8b 04 24 c3 8b 14 24 c3 8b 3c 24 c3 90 90 90 90 90 90 90 90 90 90 90 90 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 eb 0d 90 90 90 90 90 90 90 90 90 90 90 90 [ 104.933988] RSP: 002b:00000000ffd0a4dc EFLAGS: 00000296 ORIG_RAX: 000000000000016e [ 104.941703] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000000084 [ 104.948979] RDX: 000000000000006e RSI: 00000000200000c0 RDI: 000000005e81b89d [ 104.956252] RBP: 0000000000000012 R08: 0000000000000000 R09: 0000000000000000 [ 104.963527] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 104.970800] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 105.022225] Mem-Info: [ 105.024770] active_anon:2068 inactive_anon:205 isolated_anon:0 [ 105.024770] active_file:20 inactive_file:11 isolated_file:0 [ 105.024770] unevictable:0 dirty:0 writeback:0 unstable:0 [ 105.024770] slab_reclaimable:10000 slab_unreclaimable:96247 [ 105.024770] mapped:8 shmem:244 pagetables:339 bounce:0 [ 105.024770] free:25017 free_pcp:68 free_cma:0 [ 105.072933] Node 0 active_anon:8272kB inactive_anon:820kB active_file:76kB inactive_file:40kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:32kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 105.112907] Node 1 active_anon:0kB inactive_anon:0kB active_file:4kB inactive_file:4kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:0kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 105.199410] Node 0 DMA free:10360kB min:220kB low:272kB high:324kB 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 [ 105.251023] lowmem_reserve[]: 0 2537 2539 2539 [ 105.278179] Node 0 DMA32 free:35436kB min:36092kB low:45112kB high:54132kB active_anon:8272kB inactive_anon:820kB active_file:76kB inactive_file:40kB unevictable:0kB writepending:0kB present:3129332kB managed:2601644kB mlocked:0kB kernel_stack:6272kB pagetables:1356kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 105.359966] lowmem_reserve[]: 0 0 2 2 [ 105.394585] Node 0 Normal free:16kB min:32kB low:40kB high:48kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:786432kB managed:2460kB mlocked:0kB kernel_stack:96kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 105.426539] lowmem_reserve[]: 0 0 0 0 [ 105.432577] Node 1 Normal free:53752kB min:53760kB low:67200kB high:80640kB active_anon:0kB inactive_anon:0kB active_file:4kB inactive_file:4kB unevictable:0kB writepending:0kB present:3932160kB managed:3870184kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 105.478225] lowmem_reserve[]: 0 0 0 0 [ 105.482234] Node 0 DMA: 0*4kB 1*8kB (U) 1*16kB (U) 1*32kB (U) 1*64kB (U) 0*128kB 0*256kB 0*512kB 0*1024kB 1*2048kB (M) 2*4096kB (M) = 10360kB [ 105.498844] Node 0 DMA32: 1430*4kB (UME) 925*8kB (UME) 348*16kB (UMEH) 196*32kB (UME) 86*64kB (UMEH) 33*128kB (UME) 5*256kB (UMH) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 35968kB [ 105.520491] Node 0 Normal: 0*4kB 0*8kB 1*16kB (U) 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 16kB [ 105.535074] Node 1 Normal: 4*4kB (UME) 3*8kB (UM) 3*16kB (UM) 5*32kB (UME) 2*64kB (UE) 3*128kB (UME) 1*256kB (M) 3*512kB (UM) 2*1024kB (M) 2*2048kB (UE) 11*4096kB (M) = 53752kB [ 105.585099] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 105.610974] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 105.664100] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 105.692347] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 105.700949] 286 total pagecache pages [ 105.732218] 0 pages in swap cache [ 105.735693] Swap cache stats: add 0, delete 0, find 0/0 [ 105.741047] Free swap = 0kB [ 105.767051] Total swap = 0kB [ 105.770100] 1965979 pages RAM [ 105.795578] 0 pages HighMem/MovableOnly [ 105.799564] 343430 pages reserved [ 105.809552] 0 pages cma reserved [ 105.840295] Unreclaimable slab info: [ 105.850738] Name Used Total [ 105.881025] pid_2 14KB 16KB [ 105.919123] bio-3 0KB 7KB [ 105.961066] TIPC 11KB 14KB [ 105.984269] SCTPv6 26KB 28KB [ 105.989696] DCCPv6 17KB 21KB [ 106.025462] DCCP 16KB 20KB [ 106.030892] fib6_nodes 6KB 8KB [ 106.059949] ip6_dst_cache 13KB 15KB [ 106.071122] RAWv6 69KB 78KB [ 106.101329] UDPv6 14KB 18KB [ 106.106713] TCPv6 23KB 29KB [ 106.154038] nf_conntrack 4KB 11KB [ 106.159478] sd_ext_cdb 0KB 7KB [ 106.199562] scsi_sense_cache 1056KB 1060KB [ 106.235295] virtio_scsi_cmd 16KB 16KB [ 106.240691] sgpool-128 8KB 8KB [ 106.280788] sgpool-64 4KB 12KB [ 106.313744] sgpool-32 2KB 15KB [ 106.319122] sgpool-16 1KB 7KB [ 106.378756] sgpool-8 0KB 7KB [ 106.423921] mqueue_inode_cache 10KB 14KB [ 106.429417] bio_post_read_ctx 14KB 15KB [ 106.441398] bio-2 14KB 15KB [ 106.446777] jfs_mp 7KB 7KB [ 106.470041] nfs_commit_data 3KB 14KB [ 106.476465] nfs_write_data 32KB 36KB [ 106.482056] ext4_system_zone 1KB 7KB [ 106.487454] bio-1 1KB 7KB [ 106.497631] pid_namespace 3KB 7KB [ 106.517994] rpc_buffers 17KB 25KB [ 106.523425] rpc_tasks 2KB 7KB [ 106.528798] UNIX 422KB 424KB [ 106.562152] tcp_bind_bucket 2KB 4KB [ 106.567570] ip_fib_trie 1KB 3KB [ 106.590214] ip_fib_alias 3KB 3KB [ 106.657240] ip_dst_cache 3KB 8KB [ 106.689395] RAW 41KB 50KB [ 106.711411] UDP 42KB 52KB [ 106.716805] request_sock_TCP 0KB 3KB [ 106.750434] TCP 5KB 11KB [ 106.783018] hugetlbfs_inode_cache 2KB 15KB [ 106.788758] fscache_cookie_jar 1KB 3KB [ 106.830584] eventpoll_pwq 1KB 11KB [ 106.837635] eventpoll_epi 2KB 11KB [ 106.877860] inotify_inode_mark 5KB 11KB [ 106.905560] request_queue 138KB 147KB [ 106.910953] blkdev_ioc 21KB 23KB [ 106.965281] bio-0 239KB 240KB [ 106.970682] biovec-max 1320KB 1320KB [ 107.009814] biovec-64 63KB 63KB [ 107.028779] biovec-16 18KB 18KB [ 107.060751] bio_integrity_payload 1KB 7KB [ 107.095514] uid_cache 2KB 8KB [ 107.100899] dmaengine-unmap-256 2KB 6KB [ 107.164601] dmaengine-unmap-128 1KB 3KB [ 107.170214] dmaengine-unmap-16 0KB 4KB [ 107.216805] dmaengine-unmap-2 0KB 3KB [ 107.236027] audit_buffer 0KB 7KB [ 107.271655] skbuff_fclone_cache 132KB 135KB [ 107.277228] skbuff_head_cache 1526KB 1530KB [ 107.308058] configfs_dir_cache 0KB 8KB [ 107.323836] file_lock_cache 209KB 211KB [ 107.329217] file_lock_ctx 1KB 3KB [ 107.371046] fsnotify_mark_connector 3KB 3KB [ 107.398765] net_namespace 51KB 51KB [ 107.450724] shmem_inode_cache 4576KB 4635KB [ 107.486881] task_delay_info 448KB 585KB [ 107.538017] proc_dir_entry 546KB 551KB [ 107.564677] pde_opener 13KB 19KB [ 107.570066] seq_file 407KB 1244KB [ 107.591827] sigqueue 220KB 295KB [ 107.597209] kernfs_node_cache 9394KB 9398KB [ 107.602672] mnt_cache 93KB 96KB [ 107.608028] filp 8390KB 8658KB [ 107.613414] names_cache 102089KB 102148KB [ 107.618766] iint_cache 66KB 67KB [ 107.624168] key_jar 3KB 11KB [ 107.629515] uts_namespace 3KB 7KB [ 107.635361] nsproxy 3KB 3KB [ 107.640722] vm_area_struct 19459KB 20302KB [ 107.646102] mm_struct 5601KB 6773KB [ 107.651492] fs_cache 531KB 704KB [ 107.656856] files_cache 1984KB 2392KB [ 107.662231] signal_cache 3198KB 3960KB [ 107.667578] sighand_cache 467KB 492KB [ 107.672951] task_struct 13142KB 13197KB [ 107.678323] cred_jar 2628KB 2856KB [ 107.683698] anon_vma_chain 9841KB 11556KB [ 107.689047] anon_vma 163KB 546KB [ 107.694453] pid 265KB 376KB [ 107.699813] Acpi-Operand 154KB 194KB [ 107.774830] Acpi-ParseExt 9KB 11KB [ 107.780256] Acpi-Parse 41KB 47KB [ 107.840502] Acpi-State 52KB 63KB [ 107.869923] Acpi-Namespace 20KB 23KB [ 107.907448] numa_policy 0KB 3KB [ 107.988189] trace_event_file 266KB 266KB [ 108.020687] ftrace_event_field 379KB 385KB [ 108.037788] pool_workqueue 83KB 84KB [ 108.059058] task_group 5KB 7KB [ 108.110091] debug_objects_cache 602KB 1126KB [ 108.164130] page->ptl 3472KB 4320KB [ 108.169567] kmalloc-2M 2050KB 2050KB [ 108.226341] kmalloc-512k 2056KB 2056KB [ 108.274450] kmalloc-256k 516KB 516KB [ 108.279834] kmalloc-128k 520KB 520KB [ 108.316004] kmalloc-64k 594KB 660KB [ 108.346919] kmalloc-32k 4653KB 4653KB [ 108.391188] kmalloc-16k 627KB 676KB [ 108.414857] kmalloc-8k 1303KB 1344KB [ 108.420261] kmalloc-4k 14467KB 14505KB [ 108.503572] kmalloc-2k 7786KB 7790KB [ 108.508967] kmalloc-1k 4003KB 4016KB [ 108.575520] kmalloc-512 4102KB 4140KB [ 108.580965] kmalloc-256 2424KB 2430KB [ 108.614705] kmalloc-128 761KB 767KB [ 108.620081] kmalloc-96 2364KB 3128KB [ 108.700160] kmalloc-64 1455KB 1532KB [ 108.720536] kmalloc-32 1414KB 1830KB [ 108.728189] kmalloc-192 1113KB 1480KB [ 108.741476] kmem_cache 217KB 221KB [ 108.746875] oom-kill:constraint=CONSTRAINT_NONE,nodemask=(null),cpuset=syz1,mems_allowed=0-1,global_oom,task_memcg=/syz3,task=syz-executor770,pid=8260,uid=0 [ 108.820586] Out of memory: Kill process 8260 (syz-executor770) score 999 or sacrifice child [ 108.837326] Killed process 8260 (syz-executor770) total-vm:17364kB, anon-rss:36kB, file-rss:0kB, shmem-rss:0kB [ 108.911297] oom_reaper: reaped process 8260 (syz-executor770), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 108.986651] syz-executor770 invoked oom-killer: gfp_mask=0x6200ca(GFP_HIGHUSER_MOVABLE), order=0, oom_score_adj=0 [ 109.018267] CPU: 0 PID: 8172 Comm: syz-executor770 Not tainted 4.20.0+ #297 [ 109.025399] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 109.034766] Call Trace: [ 109.037363] dump_stack+0x1d3/0x2c6 [ 109.041023] ? dump_stack_print_info.cold.1+0x20/0x20 [ 109.046245] dump_header+0x253/0x1239 [ 109.050051] ? mark_held_locks+0x130/0x130 [ 109.054304] ? pagefault_out_of_memory+0x19d/0x19d [ 109.059254] ? mark_held_locks+0x130/0x130 [ 109.063504] ? __lock_acquire+0x62f/0x4c20 [ 109.067751] ? print_usage_bug+0xc0/0xc0 [ 109.071841] ? graph_lock+0x270/0x270 [ 109.075666] ? print_usage_bug+0xc0/0xc0 [ 109.079743] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 109.085288] ? find_held_lock+0x36/0x1c0 [ 109.089378] ? mark_held_locks+0xc7/0x130 [ 109.093544] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 109.098664] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 109.103788] ? lockdep_hardirqs_on+0x421/0x5c0 [ 109.108401] ? trace_hardirqs_on+0xbd/0x310 [ 109.112739] ? kasan_check_read+0x11/0x20 [ 109.116896] ? ___ratelimit+0x36f/0x655 [ 109.120875] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 109.126338] ? trace_hardirqs_on+0x310/0x310 [ 109.130751] ? lock_downgrade+0x900/0x900 [ 109.134910] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 109.140023] ? ___ratelimit+0xaa/0x655 [ 109.143920] ? idr_get_free+0xf70/0xf70 [ 109.147901] ? kasan_check_read+0x11/0x20 [ 109.152088] ? do_raw_spin_unlock+0xa7/0x330 [ 109.156518] oom_kill_process.cold.27+0x10/0x903 [ 109.161278] ? graph_lock+0x270/0x270 [ 109.165090] ? _raw_spin_unlock+0x2c/0x50 [ 109.169246] ? oom_badness+0xe6/0xaa0 [ 109.173059] ? oom_evaluate_task+0x540/0x540 [ 109.177476] ? find_held_lock+0x36/0x1c0 [ 109.181555] ? out_of_memory+0xcc5/0x1480 [ 109.185712] ? lock_downgrade+0x900/0x900 [ 109.189863] ? check_preemption_disabled+0x48/0x280 [ 109.194892] ? kasan_check_read+0x11/0x20 [ 109.199045] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 109.204339] ? rcu_read_unlock_special+0x370/0x370 [ 109.209279] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 109.214823] ? oom_evaluate_task+0x302/0x540 [ 109.219244] out_of_memory+0x8ba/0x1480 [ 109.223234] ? oom_killer_disable+0x3a0/0x3a0 [ 109.227746] ? __alloc_pages_slowpath+0xf44/0x2db0 [ 109.232689] ? __ww_mutex_check_waiters+0x160/0x160 [ 109.237721] __alloc_pages_slowpath+0x230c/0x2db0 [ 109.242600] ? warn_alloc+0x120/0x120 [ 109.246414] ? mark_held_locks+0x130/0x130 [ 109.250665] ? find_get_entry+0xaae/0x1120 [ 109.254913] ? filemap_map_pages+0x1d20/0x1d20 [ 109.259522] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 109.265079] ? graph_lock+0x270/0x270 [ 109.268910] ? __lock_is_held+0xb5/0x140 [ 109.272992] ? ___might_sleep+0x1ed/0x300 [ 109.277141] ? lock_release+0xa00/0xa00 [ 109.281136] ? arch_local_save_flags+0x40/0x40 [ 109.285753] ? xa_load+0x2ba/0x460 [ 109.289297] ? lock_downgrade+0x900/0x900 [ 109.293449] ? check_preemption_disabled+0x48/0x280 [ 109.298499] ? __might_sleep+0x95/0x190 [ 109.302484] __alloc_pages_nodemask+0xa89/0xde0 [ 109.307182] ? __alloc_pages_slowpath+0x2db0/0x2db0 [ 109.312204] ? xa_load+0x2e1/0x460 [ 109.315749] ? xa_clear_mark+0x40/0x40 [ 109.319640] ? graph_lock+0x270/0x270 [ 109.323453] ? print_usage_bug+0xc0/0xc0 [ 109.327524] ? graph_lock+0x270/0x270 [ 109.331354] ? graph_lock+0x270/0x270 [ 109.335204] ? __do_page_cache_readahead+0x663/0x810 [ 109.340341] ? find_held_lock+0x36/0x1c0 [ 109.344425] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 109.349979] alloc_pages_current+0x10c/0x210 [ 109.354400] ? lock_downgrade+0x900/0x900 [ 109.358560] __page_cache_alloc+0x38c/0x5b0 [ 109.362885] ? kasan_check_read+0x11/0x20 [ 109.367039] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 109.372323] ? filemap_range_has_page+0x4e0/0x4e0 [ 109.377179] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 109.382744] ? check_preemption_disabled+0x48/0x280 [ 109.387775] filemap_fault+0x1595/0x25f0 [ 109.391853] ? __lock_page_or_retry+0xa00/0xa00 [ 109.396532] ? mark_held_locks+0x130/0x130 [ 109.400784] ? kasan_check_read+0x11/0x20 [ 109.404932] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 109.410208] ? rcu_read_unlock_special+0x370/0x370 [ 109.415262] ? filemap_map_pages+0xec9/0x1d20 [ 109.420043] ? find_get_entries_tag+0x1400/0x1400 [ 109.424934] ? find_held_lock+0x36/0x1c0 [ 109.429017] ? _raw_spin_unlock_irq+0x27/0x80 [ 109.433523] ? _raw_spin_unlock_irq+0x27/0x80 [ 109.438039] ? __lock_is_held+0xb5/0x140 [ 109.442128] ? lock_acquire+0x1ed/0x520 [ 109.446123] ? ext4_filemap_fault+0x7a/0xad [ 109.450476] ? lock_release+0xa00/0xa00 [ 109.454456] ? arch_local_save_flags+0x40/0x40 [ 109.459042] ? mark_held_locks+0x130/0x130 [ 109.463296] ? __switch_to_asm+0x34/0x70 [ 109.467376] ? __switch_to_asm+0x34/0x70 [ 109.471451] ? __switch_to_asm+0x40/0x70 [ 109.475530] ? down_read+0x8d/0x120 [ 109.479166] ? ext4_filemap_fault+0x7a/0xad [ 109.483496] ? __down_interruptible+0x700/0x700 [ 109.488171] ? find_held_lock+0x36/0x1c0 [ 109.492247] ext4_filemap_fault+0x82/0xad [ 109.496411] __do_fault+0x100/0x6b0 [ 109.500048] ? lock_downgrade+0x900/0x900 [ 109.504202] ? follow_pfn+0x2e0/0x2e0 [ 109.508004] ? find_held_lock+0x36/0x1c0 [ 109.512112] ? kasan_check_read+0x11/0x20 [ 109.516287] ? do_raw_spin_unlock+0xa7/0x330 [ 109.520703] ? do_raw_spin_trylock+0x270/0x270 [ 109.525296] ? add_mm_counter_fast+0xd0/0xd0 [ 109.529721] __handle_mm_fault+0x392f/0x5630 [ 109.534167] ? vmf_insert_mixed_mkwrite+0x40/0x40 [ 109.539020] ? graph_lock+0x270/0x270 [ 109.542839] ? print_usage_bug+0xc0/0xc0 [ 109.546912] ? __free_object+0x173/0x340 [ 109.551228] ? graph_lock+0x270/0x270 [ 109.555035] ? graph_lock+0x270/0x270 [ 109.558883] ? handle_mm_fault+0x42a/0xc70 [ 109.563146] ? lock_downgrade+0x900/0x900 [ 109.567305] ? check_preemption_disabled+0x48/0x280 [ 109.572337] ? kasan_check_read+0x11/0x20 [ 109.576492] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 109.581777] ? rcu_read_unlock_special+0x370/0x370 [ 109.586718] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 109.592269] ? check_preemption_disabled+0x48/0x280 [ 109.597314] handle_mm_fault+0x54f/0xc70 [ 109.601400] ? __handle_mm_fault+0x5630/0x5630 [ 109.605997] ? find_vma+0x34/0x190 [ 109.609553] __do_page_fault+0x5f6/0xd70 [ 109.613634] do_page_fault+0xf2/0x7e0 [ 109.617455] ? vmalloc_sync_all+0x30/0x30 [ 109.621615] ? error_entry+0x70/0xd0 [ 109.625343] ? trace_hardirqs_off_caller+0xbb/0x310 [ 109.630359] ? trace_hardirqs_on_caller+0xc0/0x310 [ 109.635318] ? do_syscall_64+0x820/0x820 [ 109.639381] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 109.644249] ? trace_hardirqs_on_caller+0x310/0x310 [ 109.649268] ? trace_hardirqs_off+0x310/0x310 [ 109.653789] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 109.658830] ? prepare_exit_to_usermode+0x291/0x3b0 [ 109.663854] ? page_fault+0x8/0x30 [ 109.667432] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 109.672324] ? page_fault+0x8/0x30 [ 109.675898] page_fault+0x1e/0x30 [ 109.679364] RIP: 0023:0x8048a2a [ 109.682687] Code: Bad RIP value. [ 109.686066] RSP: 002b:00000000ffd0a50c EFLAGS: 00010286 [ 109.691446] RAX: 0000000000000000 RBX: 0000000000000012 RCX: 0000000000000000 [ 109.698730] RDX: 0000000000000012 RSI: 0000000000000012 RDI: 00000000ffd0a53c [ 109.705997] RBP: 00000000ffd0a758 R08: 0000000000000000 R09: 0000000000000000 [ 109.713268] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 109.720537] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 109.786107] Mem-Info: [ 109.788594] active_anon:2062 inactive_anon:205 isolated_anon:0 [ 109.788594] active_file:16 inactive_file:10 isolated_file:0 [ 109.788594] unevictable:0 dirty:0 writeback:0 unstable:0 [ 109.788594] slab_reclaimable:9969 slab_unreclaimable:96239 [ 109.788594] mapped:3 shmem:244 pagetables:339 bounce:0 [ 109.788594] free:15549 free_pcp:192 free_cma:0 [ 109.890838] Node 0 active_anon:8248kB inactive_anon:820kB active_file:60kB inactive_file:36kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:12kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 110.008554] Node 1 active_anon:0kB inactive_anon:0kB active_file:4kB inactive_file:4kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:0kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 110.039664] Node 0 DMA free:10260kB min:220kB low:272kB high:324kB 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 [ 110.068781] lowmem_reserve[]: 0 2537 2539 2539 [ 110.102986] syz-executor770: vmalloc: allocation failure, allocated 1033854976 of 1585565696 bytes, mode:0x6200c0(GFP_USER), nodemask=(null),cpuset=syz3,mems_allowed=0-1 [ 110.133710] Node 0 DMA32 free:25132kB min:50428kB low:59448kB high:68468kB active_anon:8248kB inactive_anon:820kB active_file:60kB inactive_file:36kB unevictable:0kB writepending:0kB present:3129332kB managed:2601644kB mlocked:0kB kernel_stack:6272kB pagetables:1356kB bounce:0kB free_pcp:520kB local_pcp:404kB free_cma:0kB [ 110.150814] CPU: 0 PID: 8260 Comm: syz-executor770 Not tainted 4.20.0+ #297 [ 110.169511] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 110.178864] Call Trace: [ 110.181465] dump_stack+0x1d3/0x2c6 [ 110.185107] ? dump_stack_print_info.cold.1+0x20/0x20 [ 110.190306] ? retint_kernel+0x2d/0x2d [ 110.194202] ? trace_hardirqs_on_caller+0xc0/0x310 [ 110.199176] warn_alloc.cold.119+0xc3/0x1c9 [ 110.203528] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 110.208378] ? __lock_is_held+0xb5/0x140 [ 110.212478] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 110.218080] __vmalloc_node_range+0x64c/0x8d0 [ 110.222700] ? vfree_atomic+0xe0/0xe0 [ 110.226506] ? __local_bh_enable_ip+0x160/0x260 [ 110.231178] ? __local_bh_enable_ip+0x160/0x260 [ 110.235864] ? lockdep_hardirqs_on+0x421/0x5c0 [ 110.240483] ? vmemdup_user+0x2d/0xa0 [ 110.244298] __vmalloc_node_flags_caller+0x75/0x90 [ 110.249245] ? vmemdup_user+0x2d/0xa0 [ 110.253055] kvmalloc_node+0xd7/0xf0 [ 110.256780] vmemdup_user+0x2d/0xa0 [ 110.258654] lowmem_reserve[]: 0 0 2 2 [ 110.260418] __sctp_setsockopt_connectx+0x4a/0x190 [ 110.269139] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 110.274343] sctp_setsockopt+0x2160/0x7380 [ 110.278585] ? rcu_read_unlock_special+0x370/0x370 [ 110.283520] ? rcu_softirq_qs+0x20/0x20 [ 110.287506] ? sctp_setsockopt_paddr_thresholds+0x560/0x560 [ 110.293223] ? is_bpf_text_address+0xd3/0x170 [ 110.297752] ? print_usage_bug+0xc0/0xc0 [ 110.301833] ? __kernel_text_address+0xd/0x40 [ 110.306340] ? unwind_get_return_address+0x61/0xa0 [ 110.311306] ? __save_stack_trace+0x8d/0xf0 [ 110.315653] ? print_usage_bug+0xc0/0xc0 [ 110.317785] Node 0 Normal free:16kB min:32kB low:40kB high:48kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:786432kB managed:2460kB mlocked:0kB kernel_stack:96kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 110.319723] ? __lock_acquire+0x62f/0x4c20 [ 110.349887] ? save_stack+0x43/0xd0 [ 110.353519] ? kasan_kmalloc+0xcb/0xd0 [ 110.357415] ? kmem_cache_alloc_trace+0x154/0x750 [ 110.362264] ? apparmor_file_alloc_security+0x17b/0xac0 [ 110.367630] ? security_file_alloc+0x4c/0xa0 [ 110.372062] ? __alloc_file+0x12a/0x470 [ 110.376065] ? alloc_empty_file+0x72/0x170 [ 110.380303] ? alloc_file+0x5e/0x4d0 [ 110.384061] ? mark_held_locks+0x130/0x130 [ 110.388346] ? find_held_lock+0x36/0x1c0 [ 110.392432] ? mark_held_locks+0x130/0x130 [ 110.396682] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 110.402292] ? check_preemption_disabled+0x48/0x280 [ 110.407362] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 110.412914] ? refcount_inc_not_zero_checked+0x1e5/0x2f0 [ 110.418402] ? refcount_add_not_zero_checked+0x330/0x330 [ 110.423867] ? apparmor_file_alloc_security+0x17b/0xac0 [ 110.429237] ? rcu_read_lock_sched_held+0x108/0x120 [ 110.434262] ? graph_lock+0x270/0x270 [ 110.434468] lowmem_reserve[]: 0 0 0 0 [ 110.438064] ? lockdep_init_map+0x105/0x590 [ 110.446165] ? lockdep_init_map+0x105/0x590 [ 110.450500] ? debug_mutex_init+0x2d/0x60 [ 110.454676] ? __mutex_init+0x1f7/0x290 [ 110.458707] ? find_held_lock+0x36/0x1c0 [ 110.462793] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 110.468352] ? aa_label_sk_perm+0xfc/0xa50 [ 110.472615] ? __fget+0x4aa/0x740 [ 110.476097] ? lock_downgrade+0x900/0x900 [ 110.480263] ? aa_profile_af_perm+0x410/0x410 [ 110.484819] ? ___might_sleep+0x1ed/0x300 [ 110.489007] ? arch_local_save_flags+0x40/0x40 [ 110.493608] ? __might_sleep+0x95/0x190 [ 110.497593] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 110.498965] Node 1 Normal free:26788kB min:53760kB low:67200kB high:80640kB active_anon:0kB inactive_anon:0kB active_file:4kB inactive_file:4kB unevictable:0kB writepending:0kB present:3932160kB managed:3870184kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB [ 110.502530] ? aa_sk_perm+0x22b/0x8e0 [ 110.502547] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 110.502560] ? __fd_install+0x2f9/0x8f0 [ 110.502580] ? aa_af_perm+0x5a0/0x5a0 [ 110.502600] ? alloc_file_pseudo+0x281/0x3f0 [ 110.502621] ? aa_sock_opt_perm.isra.13+0xa1/0x130 [ 110.502653] compat_sock_common_setsockopt+0x10c/0x150 [ 110.502671] ? sock_common_setsockopt+0xe0/0xe0 [ 110.566593] __compat_sys_setsockopt+0x1b3/0x860 [ 110.571364] ? __compat_sys_getsockopt+0x8a0/0x8a0 [ 110.574676] lowmem_reserve[]: 0 0 0 0 [ 110.576315] ? lockdep_hardirqs_on+0x421/0x5c0 [ 110.580092] Node 0 DMA: 1*4kB (U) 0*8kB 1*16kB (U) 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 1*2048kB (M) 2*4096kB (M) = 10260kB [ 110.584668] ? trace_hardirqs_on+0xbd/0x310 [ 110.584681] ? move_addr_to_kernel+0x70/0x70 [ 110.584697] ? entry_SYSENTER_compat+0x70/0x7f [ 110.584712] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 110.584735] __ia32_compat_sys_setsockopt+0xbd/0x150 [ 110.584758] do_fast_syscall_32+0x34d/0xfb2 [ 110.584779] ? do_int80_syscall_32+0x890/0x890 [ 110.584796] ? entry_SYSENTER_compat+0x68/0x7f [ 110.584811] ? trace_hardirqs_off_caller+0xbb/0x310 [ 110.639199] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 110.644049] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 110.648902] ? trace_hardirqs_on_caller+0x310/0x310 [ 110.653925] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 110.658952] ? prepare_exit_to_usermode+0x291/0x3b0 [ 110.663987] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 110.668860] entry_SYSENTER_compat+0x70/0x7f [ 110.673274] RIP: 0023:0xf7f92849 [ 110.676661] Code: Bad RIP value. [ 110.680022] RSP: 002b:00000000ffd0a4dc EFLAGS: 00000296 ORIG_RAX: 000000000000016e [ 110.687742] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000000084 [ 110.695017] RDX: 000000000000006e RSI: 00000000200000c0 RDI: 000000005e81b89d [ 110.701381] Node 0 DMA32: 1183*4kB (UME) 757*8kB (UME) 258*16kB (UME) 139*32kB (UME) 59*64kB (UM) 14*128kB (UM) 1*256kB (U) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 25188kB [ 110.702283] RBP: 0000000000000012 R08: 0000000000000000 R09: 0000000000000000 [ 110.702294] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 110.731973] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 110.748589] Node 0 Normal: 0*4kB 0*8kB 1*16kB (U) 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 16kB [ 110.782281] Node 1 Normal: 3*4kB (ME) 1*8kB (M) 1*16kB (M) 4*32kB (UME) 2*64kB (UE) 3*128kB (UME) 2*256kB (UM) 2*512kB (M) 2*1024kB (M) 1*2048kB (E) 5*4096kB (M) = 26788kB [ 110.811508] Mem-Info: [ 110.813963] active_anon:2062 inactive_anon:205 isolated_anon:0 [ 110.813963] active_file:12 inactive_file:14 isolated_file:0 [ 110.813963] unevictable:0 dirty:0 writeback:0 unstable:0 [ 110.813963] slab_reclaimable:9962 slab_unreclaimable:96218 [ 110.813963] mapped:3 shmem:244 pagetables:339 bounce:0 [ 110.813963] free:15563 free_pcp:200 free_cma:0 [ 110.901332] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 110.910199] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 110.920734] Node 0 active_anon:8248kB inactive_anon:820kB active_file:44kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:12kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 110.938591] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 111.011439] Node 1 active_anon:0kB inactive_anon:0kB active_file:4kB inactive_file:4kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:0kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 111.043130] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 111.076631] 270 total pagecache pages [ 111.080454] 0 pages in swap cache [ 111.126952] Swap cache stats: add 0, delete 0, find 0/0 [ 111.158614] Free swap = 0kB [ 111.179769] Node 0 DMA free:10260kB min:220kB low:272kB high:324kB 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 [ 111.189321] Total swap = 0kB [ 111.218454] lowmem_reserve[]: 0 2537 2539 2539 [ 111.245756] Node 0 DMA32 free:25188kB min:50428kB low:59448kB high:68468kB active_anon:8248kB inactive_anon:820kB active_file:44kB inactive_file:52kB unevictable:0kB writepending:0kB present:3129332kB managed:2601644kB mlocked:0kB kernel_stack:6272kB pagetables:1356kB bounce:0kB free_pcp:552kB local_pcp:404kB free_cma:0kB [ 111.261974] 1965979 pages RAM [ 111.308810] 0 pages HighMem/MovableOnly [ 111.358129] 343430 pages reserved [ 111.386187] 0 pages cma reserved [ 111.389686] Unreclaimable slab info: [ 111.406341] lowmem_reserve[]: 0 0 2 2 [ 111.410186] Node 0 Normal free:16kB min:32kB low:40kB high:48kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:786432kB managed:2460kB mlocked:0kB kernel_stack:96kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 111.434946] Name Used Total [ 111.463192] lowmem_reserve[]: 0 0 0 0 [ 111.467008] Node 1 Normal free:26788kB min:53760kB low:67200kB high:80640kB active_anon:0kB inactive_anon:0kB active_file:4kB inactive_file:4kB unevictable:0kB writepending:0kB present:3932160kB managed:3870184kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB [ 111.475341] pid_2 14KB 16KB [ 111.591041] lowmem_reserve[]: 0 0 0 0 [ 111.591081] bio-3 0KB 7KB [ 111.623972] Node 0 DMA: 1*4kB (U) 0*8kB 1*16kB (U) 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 1*2048kB (M) 2*4096kB (M) = 10260kB [ 111.637477] TIPC 10KB 14KB [ 111.691406] SCTPv6 26KB 28KB [ 111.696821] DCCPv6 17KB 21KB [ 111.701076] Node 0 DMA32: 1183*4kB (UME) 759*8kB (UME) 258*16kB (UME) 139*32kB (UME) 59*64kB (UM) 14*128kB (UM) 1*256kB (U) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 25204kB [ 111.717186] DCCP 16KB 20KB [ 111.761476] fib6_nodes 6KB 8KB [ 111.766870] ip6_dst_cache 12KB 15KB [ 111.771213] Node 0 Normal: 0*4kB 0*8kB 1*16kB (U) 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 16kB [ 111.825163] Node 1 Normal: 3*4kB (ME) 1*8kB (M) 1*16kB (M) 4*32kB (UME) 2*64kB (UE) 3*128kB (UME) 2*256kB (UM) 2*512kB (M) 2*1024kB (M) 1*2048kB (E) 5*4096kB (M) = 26788kB [ 111.840873] RAWv6 68KB 78KB [ 111.875658] UDPv6 14KB 18KB [ 111.881055] TCPv6 23KB 29KB [ 111.914451] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 111.923886] nf_conntrack 3KB 11KB [ 111.929328] sd_ext_cdb 0KB 7KB [ 111.944483] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 111.959796] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 111.981331] scsi_sense_cache 1056KB 1060KB [ 111.986707] virtio_scsi_cmd 16KB 16KB [ 111.998064] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 112.029261] sgpool-128 8KB 8KB [ 112.055121] 270 total pagecache pages [ 112.058949] 0 pages in swap cache [ 112.080283] sgpool-64 4KB 12KB [ 112.101121] sgpool-32 2KB 15KB [ 112.109208] Swap cache stats: add 0, delete 0, find 0/0 [ 112.128210] Free swap = 0kB [ 112.131237] Total swap = 0kB [ 112.139687] 1965979 pages RAM [ 112.169294] sgpool-16 1KB 7KB [ 112.176968] 0 pages HighMem/MovableOnly [ 112.180948] 343430 pages reserved [ 112.204678] sgpool-8 0KB 7KB [ 112.210100] mqueue_inode_cache 10KB 14KB [ 112.215403] 0 pages cma reserved [ 112.290508] bio_post_read_ctx 14KB 15KB [ 112.322924] bio-2 14KB 15KB [ 112.328325] jfs_mp 7KB 7KB [ 112.371525] nfs_commit_data 3KB 14KB [ 112.376935] nfs_write_data 32KB 36KB [ 112.434444] ext4_system_zone 1KB 7KB [ 112.439877] bio-1 1KB 7KB [ 112.467617] pid_namespace 2KB 7KB [ 112.513015] rpc_buffers 17KB 25KB [ 112.518425] rpc_tasks 2KB 7KB [ 112.564764] UNIX 422KB 424KB [ 112.570180] tcp_bind_bucket 1KB 4KB [ 112.598181] ip_fib_trie 1KB 3KB [ 112.629490] ip_fib_alias 2KB 3KB [ 112.652502] ip_dst_cache 3KB 8KB [ 112.657907] RAW 40KB 50KB [ 112.700746] UDP 42KB 52KB [ 112.741907] request_sock_TCP 0KB 3KB [ 112.747314] TCP 5KB 11KB [ 112.801243] hugetlbfs_inode_cache 2KB 15KB [ 112.826258] fscache_cookie_jar 1KB 3KB [ 112.867607] eventpoll_pwq 1KB 11KB [ 112.900862] eventpoll_epi 2KB 11KB [ 112.980561] inotify_inode_mark 5KB 11KB [ 112.997609] request_queue 138KB 147KB [ 113.027659] blkdev_ioc 21KB 23KB [ 113.060247] bio-0 238KB 240KB [ 113.117840] biovec-max 1320KB 1320KB [ 113.153060] biovec-64 63KB 63KB [ 113.158472] biovec-16 18KB 18KB [ 113.219471] bio_integrity_payload 1KB 7KB [ 113.265028] uid_cache 1KB 8KB [ 113.270424] dmaengine-unmap-256 2KB 6KB [ 113.344221] dmaengine-unmap-128 1KB 3KB [ 113.349798] dmaengine-unmap-16 0KB 4KB [ 113.408016] dmaengine-unmap-2 0KB 3KB [ 113.439553] audit_buffer 0KB 7KB [ 113.491987] skbuff_fclone_cache 131KB 135KB [ 113.497558] skbuff_head_cache 1525KB 1530KB [ 113.524100] configfs_dir_cache 0KB 8KB [ 113.529573] file_lock_cache 209KB 211KB [ 113.588096] file_lock_ctx 1KB 3KB [ 113.604998] fsnotify_mark_connector 3KB 3KB [ 113.610895] net_namespace 51KB 51KB [ 113.665938] shmem_inode_cache 4576KB 4635KB [ 113.706495] task_delay_info 430KB 585KB [ 113.737863] proc_dir_entry 545KB 551KB [ 113.789855] pde_opener 12KB 19KB [ 113.826987] seq_file 400KB 1228KB [ 113.891880] sigqueue 214KB 295KB [ 113.897277] kernfs_node_cache 9394KB 9398KB [ 113.920324] mnt_cache 93KB 96KB [ 113.981341] filp 8354KB 8651KB [ 113.986755] names_cache 102080KB 102140KB [ 114.019226] iint_cache 65KB 67KB [ 114.061319] key_jar 3KB 11KB [ 114.066707] uts_namespace 2KB 7KB [ 114.133197] nsproxy 3KB 3KB [ 114.138658] vm_area_struct 19442KB 20291KB [ 114.188255] mm_struct 5557KB 6760KB [ 114.218217] fs_cache 508KB 704KB [ 114.251494] files_cache 1922KB 2381KB [ 114.256898] signal_cache 3159KB 3953KB [ 114.319419] sighand_cache 453KB 492KB [ 114.373752] task_struct 13129KB 13185KB [ 114.379194] cred_jar 2592KB 2856KB [ 114.415187] anon_vma_chain 9826KB 11552KB [ 114.420573] anon_vma 145KB 546KB [ 114.482686] pid 260KB 376KB [ 114.488085] Acpi-Operand 154KB 194KB [ 114.529214] Acpi-ParseExt 9KB 11KB [ 114.583939] Acpi-Parse 41KB 47KB [ 114.589332] Acpi-State 52KB 63KB [ 114.642891] Acpi-Namespace 20KB 23KB [ 114.648296] numa_policy 0KB 3KB [ 114.730799] trace_event_file 266KB 266KB [ 114.756403] ftrace_event_field 379KB 385KB [ 114.806595] pool_workqueue 82KB 84KB [ 114.827837] task_group 5KB 7KB [ 114.871394] debug_objects_cache 601KB 1126KB [ 114.876970] page->ptl 3461KB 4320KB [ 114.965726] kmalloc-2M 2050KB 2050KB [ 114.971137] kmalloc-512k 2056KB 2056KB [ 115.022743] kmalloc-256k 516KB 516KB [ 115.039434] kmalloc-128k 520KB 520KB [ 115.080034] kmalloc-64k 594KB 660KB [ 115.099717] kmalloc-32k 4653KB 4653KB [ 115.114772] Kernel panic - not syncing: corrupted stack end detected inside scheduler [ 115.122919] CPU: 0 PID: 2527 Comm: kworker/u4:4 Not tainted 4.20.0+ #297 [ 115.129756] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 115.139135] Workqueue: writeback wb_workfn (flush-8:0) [ 115.144414] Call Trace: [ 115.147009] dump_stack+0x1d3/0x2c6 [ 115.150664] ? dump_stack_print_info.cold.1+0x20/0x20 [ 115.155862] ? check_preemption_disabled+0x48/0x280 [ 115.160919] panic+0x2ad/0x55f [ 115.164110] ? add_taint.cold.5+0x16/0x16 [ 115.168285] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 115.173829] ? check_preemption_disabled+0x48/0x280 [ 115.178850] ? check_preemption_disabled+0x3a/0x280 [ 115.183878] __schedule+0x1ec6/0x1ed0 [ 115.187688] ? trace_hardirqs_off+0xb8/0x310 [ 115.192097] ? kasan_check_read+0x11/0x20 [ 115.196248] ? do_raw_spin_unlock+0xa7/0x330 [ 115.200667] ? trace_hardirqs_on+0x310/0x310 [ 115.205079] ? __sched_text_start+0x8/0x8 [ 115.209229] ? kthread_data+0x58/0xc0 [ 115.213047] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 115.218153] ? try_to_wake_up+0x11c/0x1460 [ 115.222413] ? ___preempt_schedule_notrace+0x16/0x31 [ 115.227528] ? lock_acquire+0x1ed/0x520 [ 115.231510] ? arch_local_irq_restore+0x50/0x50 [ 115.236184] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 115.241728] ? check_preemption_disabled+0x48/0x280 [ 115.246756] ? ___preempt_schedule_notrace+0x16/0x31 [ 115.251867] preempt_schedule_notrace+0x70/0x140 [ 115.256641] ___preempt_schedule_notrace+0x16/0x31 [ 115.261598] rcu_is_watching+0x23/0x30 [ 115.265508] rcu_read_lock+0x43/0x70 [ 115.269225] mem_cgroup_iter+0x208/0x1160 [ 115.273376] ? graph_lock+0x270/0x270 [ 115.277195] ? mem_cgroup_nr_lru_pages+0x80/0x80 [ 115.281954] ? wake_up_process+0x10/0x20 [ 115.286035] ? find_held_lock+0x36/0x1c0 [ 115.290104] ? __queue_work+0x671/0x1440 [ 115.294168] ? lock_downgrade+0x900/0x900 [ 115.298322] ? pool_mayday_timeout+0x6d0/0x6d0 [ 115.302915] ? kasan_check_read+0x11/0x20 [ 115.307088] ? do_raw_spin_unlock+0xa7/0x330 [ 115.311497] ? do_raw_spin_trylock+0x270/0x270 [ 115.316097] ? ___preempt_schedule+0x16/0x18 [ 115.320513] shrink_node+0x35e/0x17f0 [ 115.324335] ? find_held_lock+0x36/0x1c0 [ 115.328414] ? shrink_node_memcg+0x19a0/0x19a0 [ 115.333005] ? queue_work_on+0xe8/0x1e0 [ 115.336987] ? queue_work_on+0xe8/0x1e0 [ 115.340970] ? lockdep_hardirqs_on+0x421/0x5c0 [ 115.345562] ? trace_hardirqs_on+0xbd/0x310 [ 115.349885] ? vmpressure+0x271/0x340 [ 115.353691] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 115.359147] ? do_raw_spin_trylock+0x270/0x270 [ 115.363768] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 115.369357] ? __cpuset_node_allowed+0x19b/0x660 [ 115.371422] kmalloc-16k 627KB 676KB [ 115.374124] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 115.379483] kmalloc-8k 1303KB 1344KB [ 115.385180] ? vmpressure+0x1a2/0x340 [ 115.385202] do_try_to_free_pages+0x3df/0x12a0 [ 115.385214] ? graph_lock+0x270/0x270 [ 115.385242] ? shrink_node+0x17f0/0x17f0 [ 115.385257] ? __lock_is_held+0xb5/0x140 [ 115.385281] try_to_free_pages+0x4d0/0xb90 [ 115.415147] ? do_try_to_free_pages+0x12a0/0x12a0 [ 115.420194] ? kasan_check_read+0x11/0x20 [ 115.421348] kmalloc-4k 14458KB 14496KB [ 115.424344] ? psi_memstall_enter+0x24f/0x2c0 [ 115.429688] kmalloc-2k 7798KB 7803KB [ 115.434171] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 115.434185] ? lock_repin_lock+0x430/0x430 [ 115.434209] ? _raw_spin_unlock_irq+0x60/0x80 [ 115.434225] ? psi_memstall_enter+0x24f/0x2c0 [ 115.434241] ? psi_memstall_tick+0x230/0x230 [ 115.462623] __alloc_pages_slowpath+0xa5a/0x2db0 [ 115.467430] ? warn_alloc+0x120/0x120 [ 115.471235] ? find_held_lock+0x36/0x1c0 [ 115.471873] kmalloc-1k 4009KB 4016KB [ 115.475332] ? graph_lock+0x270/0x270 [ 115.480675] kmalloc-512 4095KB 4140KB [ 115.484460] ? graph_lock+0x270/0x270 [ 115.484477] ? check_preemption_disabled+0x48/0x280 [ 115.484492] ? graph_lock+0x270/0x270 [ 115.484505] ? check_preemption_disabled+0x48/0x280 [ 115.484526] ? __lock_is_held+0xb5/0x140 [ 115.511512] ? find_held_lock+0x36/0x1c0 [ 115.515579] ? graph_lock+0x270/0x270 [ 115.519391] ? lock_downgrade+0x900/0x900 [ 115.523545] ? check_preemption_disabled+0x48/0x280 [ 115.528574] ? __lock_is_held+0xb5/0x140 [ 115.532655] ? ___might_sleep+0x1ed/0x300 [ 115.536807] ? arch_local_save_flags+0x40/0x40 [ 115.541408] ? __might_sleep+0x95/0x190 [ 115.545397] __alloc_pages_nodemask+0xa89/0xde0 [ 115.550188] ? __alloc_pages_slowpath+0x2db0/0x2db0 [ 115.551378] kmalloc-256 2420KB 2430KB [ 115.555212] ? attach_entity_load_avg+0x860/0x860 [ 115.560559] kmalloc-128 759KB 767KB [ 115.565415] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 115.565430] ? pagecache_get_page+0x2d8/0xf00 [ 115.565454] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 115.586360] alloc_pages_current+0x10c/0x210 [ 115.590783] __page_cache_alloc+0x38c/0x5b0 [ 115.595106] ? print_usage_bug+0xc0/0xc0 [ 115.599165] ? print_usage_bug+0xc0/0xc0 [ 115.603230] ? mark_held_locks+0x130/0x130 [ 115.607466] ? filemap_range_has_page+0x4e0/0x4e0 [ 115.612305] ? update_load_avg+0x387/0x2470 [ 115.616639] pagecache_get_page+0x396/0xf00 [ 115.620992] ? find_get_pages_contig+0x18d0/0x18d0 [ 115.625922] ? __lock_acquire+0x62f/0x4c20 [ 115.630172] ? __find_get_block+0x2f7/0xf20 [ 115.634495] ? __find_get_block+0x2f7/0xf20 [ 115.638826] ? lockdep_hardirqs_on+0x421/0x5c0 [ 115.643419] ? trace_hardirqs_on+0xbd/0x310 [ 115.647744] ? __getblk_gfp+0x2b3/0xd50 [ 115.651724] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 115.657197] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 115.662738] ? check_preemption_disabled+0x48/0x280 [ 115.667776] ? __find_get_block+0x3be/0xf20 [ 115.672133] ? try_to_free_buffers+0xc80/0xc80 [ 115.676750] ? ___might_sleep+0x1ed/0x300 [ 115.680907] ? arch_local_save_flags+0x40/0x40 [ 115.683757] kmalloc-96 2361KB 3128KB [ 115.685490] ? __lock_acquire+0x62f/0x4c20 [ 115.685505] ? __lock_acquire+0x62f/0x4c20 [ 115.690860] kmalloc-64 1453KB 1532KB [ 115.695085] ? __might_sleep+0x95/0x190 [ 115.695105] __getblk_gfp+0x3aa/0xd50 [ 115.695133] ? __find_get_block+0xf20/0xf20 [ 115.695149] ? print_usage_bug+0xc0/0xc0 [ 115.695175] ? unwind_next_frame.part.7+0x1ae/0x9e0 [ 115.725856] ? unwind_dump+0x190/0x190 [ 115.729746] ? unwind_dump+0x190/0x190 [ 115.733640] ? graph_lock+0x270/0x270 [ 115.737453] ? graph_lock+0x270/0x270 [ 115.741264] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 115.746288] ? ext4_get_group_desc+0x1c6/0x2c0 [ 115.750881] ext4_read_block_bitmap_nowait+0x314/0x1f50 [ 115.756265] ? find_held_lock+0x36/0x1c0 [ 115.760359] ? ext4_free_clusters_after_init+0xb20/0xb20 [ 115.765835] ? lock_downgrade+0x900/0x900 [ 115.769986] ? check_preemption_disabled+0x48/0x280 [ 115.775009] ? kasan_check_read+0x11/0x20 [ 115.779161] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 115.784449] ? rcu_read_unlock_special+0x370/0x370 [ 115.789394] ? ext4_mb_use_inode_pa+0x37f/0x530 [ 115.791380] kmalloc-32 1412KB 1830KB [ 115.794074] ? ext4_mb_use_preallocated.constprop.31+0xf4/0x11c0 [ 115.799529] kmalloc-192 1109KB 1480KB [ 115.805555] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 115.805582] ext4_read_block_bitmap+0x1f/0x90 [ 115.805602] ext4_mb_mark_diskspace_used+0x19e/0x10d0 [ 115.825692] ? ext4_mb_new_blocks+0x787/0x4840 [ 115.830317] ? ext4_trim_extent+0x1300/0x1300 [ 115.834820] ? kmem_cache_alloc+0x33f/0x730 [ 115.839201] ext4_mb_new_blocks+0xea5/0x4840 [ 115.843667] ? ext4_discard_preallocations+0x13c0/0x13c0 [ 115.849133] ? unwind_next_frame.part.7+0x1ae/0x9e0 [ 115.854153] ? unwind_dump+0x190/0x190 [ 115.858049] ? unwind_dump+0x190/0x190 [ 115.861965] ? unwind_next_frame+0x3e/0x50 [ 115.866208] ? __save_stack_trace+0x7d/0xf0 [ 115.870539] ? ret_from_fork+0x3a/0x50 [ 115.874440] ? save_stack+0xa9/0xd0 [ 115.878072] ? save_stack+0x43/0xd0 [ 115.881703] ? kasan_kmalloc+0xcb/0xd0 [ 115.885592] ? __kmalloc+0x15d/0x760 [ 115.889304] ? ext4_find_extent+0x757/0x9b0 [ 115.893626] ? ext4_ext_map_blocks+0x2ad/0x6180 [ 115.898303] ? ext4_map_blocks+0x8f7/0x1b60 [ 115.902628] ? ext4_writepages+0x2564/0x4170 [ 115.907072] ? do_writepages+0x9a/0x1a0 [ 115.911053] ? __writeback_single_inode+0x20a/0x1660 [ 115.916193] ? writeback_sb_inodes+0x71f/0x1210 [ 115.920866] ? __writeback_inodes_wb+0x1b9/0x340 [ 115.925630] ? wb_writeback+0xa73/0xfc0 [ 115.929615] ? wb_workfn+0xee9/0x1790 [ 115.933431] ? process_one_work+0xc90/0x1c40 [ 115.937844] ? worker_thread+0x17f/0x1390 [ 115.941992] ? kthread+0x35a/0x440 [ 115.945539] ? ret_from_fork+0x3a/0x50 [ 115.949441] ? graph_lock+0x270/0x270 [ 115.953257] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 115.958800] ? check_preemption_disabled+0x48/0x280 [ 115.963850] ? __lock_is_held+0xb5/0x140 [ 115.967925] ? graph_lock+0x270/0x270 [ 115.971738] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 115.977281] ? check_preemption_disabled+0x48/0x280 [ 115.982317] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 115.987705] kmem_cache 216KB 221KB [ 115.987960] ? ext4_ext_search_right+0x2e1/0xb10 [ 115.998088] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 116.003632] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 116.008672] ext4_ext_map_blocks+0x2eef/0x6180 [ 116.013274] ? ext4_ext_release+0x10/0x10 [ 116.017436] ? __pagevec_release+0x88/0x120 [ 116.021782] ? find_held_lock+0x36/0x1c0 [ 116.025895] ? graph_lock+0x270/0x270 [ 116.029698] ? graph_lock+0x270/0x270 [ 116.033509] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 116.039072] ? lock_acquire+0x1ed/0x520 [ 116.043050] ? ext4_map_blocks+0x88f/0x1b60 [ 116.047394] ? lock_release+0xa00/0xa00 [ 116.051394] ? arch_local_save_flags+0x40/0x40 [ 116.055986] ? ext4_es_cache_extent+0x6a0/0x6a0 [ 116.060684] ? down_write+0x8a/0x130 [ 116.061405] oom-kill:constraint=CONSTRAINT_NONE,nodemask=(null),cpuset=syz5,mems_allowed=0-1,global_oom,task_memcg=/syz0,task=syz-executor770,pid=8261,uid=0 [ 116.064406] ? ext4_map_blocks+0x88f/0x1b60 [ 116.064422] ? down_read+0x120/0x120 [ 116.086572] ext4_map_blocks+0x8f7/0x1b60 [ 116.090727] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 116.096267] ? check_preemption_disabled+0x48/0x280 [ 116.101297] ? ext4_issue_zeroout+0x160/0x160 [ 116.105795] ? __lock_is_held+0xb5/0x140 [ 116.109882] ext4_writepages+0x2564/0x4170 [ 116.114151] ? ext4_mark_inode_dirty+0xb20/0xb20 [ 116.118906] ? graph_lock+0x270/0x270 [ 116.122711] ? print_usage_bug+0xc0/0xc0 [ 116.126802] ? __lock_acquire+0x62f/0x4c20 [ 116.131046] ? hctx_unlock+0xde/0x150 [ 116.134853] ? print_usage_bug+0xc0/0xc0 [ 116.138922] ? __lock_acquire+0x62f/0x4c20 [ 116.143165] ? mark_held_locks+0x130/0x130 [ 116.147414] ? blk_lld_busy+0xa0/0xa0 [ 116.151226] ? mark_held_locks+0x130/0x130 [ 116.155464] ? graph_lock+0x270/0x270 [ 116.159271] ? __writeback_single_inode+0x6d8/0x1660 [ 116.164394] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 116.169941] ? check_preemption_disabled+0x48/0x280 [ 116.174977] ? ext4_mark_inode_dirty+0xb20/0xb20 [ 116.179745] do_writepages+0x9a/0x1a0 [ 116.183552] ? ext4_mark_inode_dirty+0xb20/0xb20 [ 116.188403] ? do_writepages+0x9a/0x1a0 [ 116.192399] __writeback_single_inode+0x20a/0x1660 [ 116.197339] ? __lock_acquire+0x62f/0x4c20 [ 116.201580] ? __mark_inode_dirty+0x1510/0x1510 [ 116.206255] ? mark_held_locks+0x130/0x130 [ 116.210352] Out of memory: Kill process 8261 (syz-executor770) score 999 or sacrifice child [ 116.210494] ? find_held_lock+0x36/0x1c0 [ 116.223036] ? find_held_lock+0x36/0x1c0 [ 116.227110] ? wbc_attach_and_unlock_inode+0x5c0/0xa30 [ 116.232397] ? lock_downgrade+0x900/0x900 [ 116.236555] ? find_held_lock+0x13f/0x1c0 [ 116.240715] ? kasan_check_read+0x11/0x20 [ 116.242868] Killed process 8261 (syz-executor770) total-vm:17364kB, anon-rss:36kB, file-rss:0kB, shmem-rss:0kB [ 116.244865] ? do_raw_spin_unlock+0xa7/0x330 [ 116.244881] ? do_raw_spin_trylock+0x270/0x270 [ 116.244894] ? __lock_is_held+0xb5/0x140 [ 116.244923] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 116.244938] ? wbc_attach_and_unlock_inode+0x675/0xa30 [ 116.244957] ? __writeback_single_inode+0x1660/0x1660 [ 116.244984] writeback_sb_inodes+0x71f/0x1210 [ 116.245013] ? wbc_detach_inode+0x960/0x960 [ 116.245030] ? lock_release+0xa00/0xa00 [ 116.245063] ? down_read_trylock+0xda/0x140 [ 116.245079] ? trylock_super+0x22/0x110 [ 116.305399] ? downgrade_write+0x270/0x270 [ 116.309641] ? up_read_non_owner+0x100/0x100 [ 116.314068] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 116.319619] __writeback_inodes_wb+0x1b9/0x340 [ 116.324223] ? writeback_sb_inodes+0x1210/0x1210 [ 116.328989] ? __lock_is_held+0xb5/0x140 [ 116.333068] wb_writeback+0xa73/0xfc0 [ 116.336883] ? writeback_inodes_wb.constprop.50+0x330/0x330 [ 116.342603] ? widen_string+0xe0/0x2e0 [ 116.346508] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 116.351706] ? print_usage_bug+0xc0/0xc0 [ 116.355770] ? string+0x225/0x2d0 [ 116.359231] ? widen_string+0x2e0/0x2e0 [ 116.362134] oom_reaper: reaped process 8261 (syz-executor770), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 116.363216] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 116.378182] ? find_next_bit+0x104/0x130 [ 116.382250] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 116.387264] ? find_next_bit+0x104/0x130 [ 116.391335] ? cpumask_next+0x41/0x50 [ 116.395143] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 116.400169] ? get_nr_dirty_inodes+0xd6/0x130 [ 116.404673] ? __local_bh_enable_ip+0x160/0x260 [ 116.409352] ? get_nr_dirty_pages+0x17c/0x1f0 [ 116.413855] ? _raw_spin_unlock_bh+0x30/0x40 [ 116.418271] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 116.423294] ? wb_split_bdi_pages.isra.29+0x134/0x1b0 [ 116.428491] ? wb_wait_for_completion+0x2d0/0x2d0 [ 116.433338] ? wb_workfn+0x521/0x1790 [ 116.437149] ? __local_bh_enable_ip+0x160/0x260 [ 116.441830] wb_workfn+0xee9/0x1790 [ 116.445466] ? __lock_acquire+0x62f/0x4c20 [ 116.449720] ? inode_wait_for_writeback+0x40/0x40 [ 116.454574] ? mark_held_locks+0x130/0x130 [ 116.458812] ? __lock_is_held+0xb5/0x140 [ 116.462886] ? mark_held_locks+0x130/0x130 [ 116.467127] ? set_next_entity+0x2f0/0xaf0 [ 116.471365] ? mark_held_locks+0x130/0x130 [ 116.475617] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 116.481196] ? graph_lock+0x270/0x270 [ 116.485007] ? debug_object_deactivate+0x2eb/0x450 [ 116.489940] ? lock_downgrade+0x900/0x900 [ 116.494097] ? run_rebalance_domains+0x500/0x500 [ 116.498859] ? find_held_lock+0x36/0x1c0 [ 116.502930] ? graph_lock+0x270/0x270 [ 116.506747] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 116.512294] ? check_preemption_disabled+0x48/0x280 [ 116.517326] ? __lock_is_held+0xb5/0x140 [ 116.521414] process_one_work+0xc90/0x1c40 [ 116.525658] ? mark_held_locks+0x130/0x130 [ 116.529906] ? pwq_dec_nr_in_flight+0x4a0/0x4a0 [ 116.534579] ? preempt_notifier_register+0x200/0x200 [ 116.539684] ? __switch_to_asm+0x34/0x70 [ 116.543748] ? __switch_to_asm+0x34/0x70 [ 116.547812] ? __switch_to_asm+0x40/0x70 [ 116.551877] ? __switch_to_asm+0x34/0x70 [ 116.555945] ? __switch_to_asm+0x40/0x70 [ 116.560011] ? __switch_to_asm+0x34/0x70 [ 116.564074] ? __switch_to_asm+0x34/0x70 [ 116.568137] ? __switch_to_asm+0x40/0x70 [ 116.572198] ? __switch_to_asm+0x34/0x70 [ 116.576265] ? __switch_to_asm+0x40/0x70 [ 116.580325] ? __switch_to_asm+0x34/0x70 [ 116.584401] ? __switch_to_asm+0x40/0x70 [ 116.588465] ? __switch_to_asm+0x34/0x70 [ 116.592538] ? set_pf_worker+0x74/0xd0 [ 116.596437] ? __sched_text_start+0x8/0x8 [ 116.600588] ? graph_lock+0x270/0x270 [ 116.604397] ? graph_lock+0x270/0x270 [ 116.608216] ? find_held_lock+0x36/0x1c0 [ 116.612288] ? lock_acquire+0x1ed/0x520 [ 116.616269] ? worker_thread+0x3e0/0x1390 [ 116.620429] ? kasan_check_read+0x11/0x20 [ 116.624587] ? do_raw_spin_lock+0x14f/0x350 [ 116.628915] ? __schedule+0x1ed0/0x1ed0 [ 116.632899] ? rwlock_bug.part.2+0x90/0x90 [ 116.637155] ? trace_hardirqs_on+0x310/0x310 [ 116.641588] worker_thread+0x17f/0x1390 [ 116.645571] ? preempt_notifier_register+0x200/0x200 [ 116.650695] ? process_one_work+0x1c40/0x1c40 [ 116.655198] ? __schedule+0x874/0x1ed0 [ 116.659092] ? kmem_cache_alloc_trace+0x154/0x750 [ 116.663947] ? __sched_text_start+0x8/0x8 [ 116.668126] ? __kthread_parkme+0xce/0x1a0 [ 116.672366] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 116.677495] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 116.682601] ? lockdep_hardirqs_on+0x421/0x5c0 [ 116.687193] ? trace_hardirqs_on+0xbd/0x310 [ 116.691520] ? kasan_check_read+0x11/0x20 [ 116.695673] ? __kthread_parkme+0xce/0x1a0 [ 116.699916] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 116.705373] ? __schedule+0x1ed0/0x1ed0 [ 116.709368] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 116.714486] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 116.720026] ? __kthread_parkme+0xfb/0x1a0 [ 116.724272] ? process_one_work+0x1c40/0x1c40 [ 116.728774] kthread+0x35a/0x440 [ 116.732156] ? kthread_bind+0x40/0x40 [ 116.735982] ret_from_fork+0x3a/0x50 [ 116.740855] Kernel Offset: disabled [ 116.744623] Rebooting in 86400 seconds..