Warning: Permanently added '10.128.1.18' (ECDSA) to the list of known hosts. executing program [ 34.179481] FAULT_INJECTION: forcing a failure. [ 34.179481] name fail_page_alloc, interval 1, probability 0, space 0, times 1 [ 34.191442] CPU: 0 PID: 8092 Comm: syz-executor765 Not tainted 4.19.211-syzkaller #0 [ 34.199307] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 34.208645] Call Trace: [ 34.211222] dump_stack+0x1fc/0x2ef [ 34.214921] should_fail.cold+0xa/0xf [ 34.218715] ? lock_acquire+0x170/0x3c0 [ 34.222678] ? setup_fault_attr+0x200/0x200 [ 34.226990] __alloc_pages_nodemask+0x239/0x2890 [ 34.231728] ? mark_held_locks+0xa6/0xf0 [ 34.235771] ? finish_task_switch+0x118/0x760 [ 34.240250] ? _raw_spin_unlock_irq+0x24/0x80 [ 34.244730] ? __lock_acquire+0x6de/0x3ff0 [ 34.248952] ? __schedule+0x88f/0x2040 [ 34.252826] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 34.257654] ? mark_held_locks+0xf0/0xf0 [ 34.261692] ? io_schedule_timeout+0x140/0x140 [ 34.266258] ? n_tty_write+0xa91/0xff0 [ 34.270142] ? lock_downgrade+0x720/0x720 [ 34.274277] ? __lock_acquire+0x6de/0x3ff0 [ 34.278503] alloc_pages_vma+0xf2/0x780 [ 34.282466] wp_page_copy+0x219/0x2c40 [ 34.286347] ? _vm_normal_page+0x132/0x510 [ 34.290572] ? follow_pte_pmd+0x60/0x60 [ 34.294531] do_wp_page+0x2d4/0x2210 [ 34.298232] ? finish_mkwrite_fault+0x640/0x640 [ 34.302880] ? __handle_mm_fault+0x15f6/0x41c0 [ 34.307444] ? mark_held_locks+0xf0/0xf0 [ 34.311488] __handle_mm_fault+0x258b/0x41c0 [ 34.315900] ? kernel_read+0x110/0x110 [ 34.319770] ? vm_insert_page+0x9c0/0x9c0 [ 34.323947] ? apparmor_getprocattr+0x11e0/0x11e0 [ 34.328778] ? check_preemption_disabled+0x41/0x280 [ 34.333780] handle_mm_fault+0x436/0xb10 [ 34.337826] __do_page_fault+0x68e/0xd60 [ 34.341872] ? trace_hardirqs_off_caller+0x6e/0x210 [ 34.346873] ? spurious_fault+0x840/0x840 [ 34.351005] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 34.355840] ? page_fault+0x8/0x30 [ 34.359363] page_fault+0x1e/0x30 [ 34.362800] RIP: 0033:0x7fda6ee0de25 [ 34.366497] Code: 0a 00 00 74 08 84 c9 0f 85 46 02 00 00 45 31 e4 0f 1f 44 00 00 64 8b 04 25 18 00 00 00 ba 01 00 00 00 85 c0 0f 85 d5 01 00 00 <0f> b1 15 1c b0 0a 00 4c 8b 33 4d 85 f6 75 3b e9 72 01 00 00 0f 1f [ 34.385379] RSP: 002b:00007ffe88dec390 EFLAGS: 00010246 [ 34.390723] RAX: 0000000000000000 RBX: 00007fda6eeb6140 RCX: 0000000000000001 [ 34.397973] RDX: 0000000000000001 RSI: 00007fda6eeb6140 RDI: 0000000000000000 [ 34.405225] RBP: 0000000000000000 R08: 0000000000000001 R09: 0000000000000001 [ 34.412476] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 34.419727] R13: 0000000000000001 R14: 0000000000000000 R15: 0000000000000000 [ 34.427808] syz-executor765 invoked oom-killer: gfp_mask=0x0(), nodemask=(null), order=0, oom_score_adj=1000 [ 34.437983] syz-executor765 cpuset=/ mems_allowed=0-1 [ 34.443330] CPU: 0 PID: 8092 Comm: syz-executor765 Not tainted 4.19.211-syzkaller #0 [ 34.451213] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 34.460557] Call Trace: [ 34.463138] dump_stack+0x1fc/0x2ef [ 34.466754] dump_header+0x15d/0xc3f [ 34.470451] ? _raw_spin_unlock_irqrestore+0x66/0xe0 [ 34.475538] ? ___ratelimit+0x319/0x590 [ 34.479495] oom_kill_process.cold+0x10/0x692 [ 34.483973] ? oom_badness.part.0+0x135/0x6e0 [ 34.488458] ? lock_downgrade+0x720/0x720 [ 34.492599] ? check_preemption_disabled+0x41/0x280 [ 34.497599] out_of_memory+0x34d/0x1390 [ 34.501564] ? lock_acquire+0x170/0x3c0 [ 34.505541] ? oom_killer_disable+0x270/0x270 [ 34.510030] ? mutex_trylock+0x15f/0x1a0 [ 34.514079] pagefault_out_of_memory+0x102/0x120 [ 34.518819] ? out_of_memory+0x1390/0x1390 [ 34.523039] ? lock_downgrade+0x720/0x720 [ 34.527171] mm_fault_error+0x106/0x390 [ 34.531221] __do_page_fault+0xc34/0xd60 [ 34.535266] ? trace_hardirqs_off_caller+0x6e/0x210 [ 34.540435] ? spurious_fault+0x840/0x840 [ 34.544565] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 34.549392] ? page_fault+0x8/0x30 [ 34.552919] page_fault+0x1e/0x30 [ 34.556361] RIP: 0033:0x7fda6ee0de25 [ 34.560060] Code: 0a 00 00 74 08 84 c9 0f 85 46 02 00 00 45 31 e4 0f 1f 44 00 00 64 8b 04 25 18 00 00 00 ba 01 00 00 00 85 c0 0f 85 d5 01 00 00 <0f> b1 15 1c b0 0a 00 4c 8b 33 4d 85 f6 75 3b e9 72 01 00 00 0f 1f [ 34.578939] RSP: 002b:00007ffe88dec390 EFLAGS: 00010246 [ 34.584283] RAX: 0000000000000000 RBX: 00007fda6eeb6140 RCX: 0000000000000001 [ 34.591535] RDX: 0000000000000001 RSI: 00007fda6eeb6140 RDI: 0000000000000000 [ 34.598787] RBP: 0000000000000000 R08: 0000000000000001 R09: 0000000000000001 [ 34.606038] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 34.613287] R13: 0000000000000001 R14: 0000000000000000 R15: 0000000000000000 [ 34.620678] Mem-Info: [ 34.623206] active_anon:2965 inactive_anon:4712 isolated_anon:0 [ 34.623206] active_file:5188 inactive_file:11972 isolated_file:0 [ 34.623206] unevictable:0 dirty:7828 writeback:0 unstable:0 [ 34.623206] slab_reclaimable:16176 slab_unreclaimable:112942 [ 34.623206] mapped:3583 shmem:4898 pagetables:335 bounce:0 [ 34.623206] free:1530828 free_pcp:525 free_cma:0 [ 34.657186] Node 0 active_anon:11860kB inactive_anon:18848kB active_file:20632kB inactive_file:47888kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:14332kB dirty:31300kB writeback:0kB shmem:19592kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 34.685295] Node 1 active_anon:0kB inactive_anon:0kB active_file:120kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:12kB writeback:0kB shmem:0kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 34.711220] Node 0 DMA free:15908kB min:204kB low:252kB high:300kB 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 [ 34.737427] lowmem_reserve[]: 0 2693 2695 2695 2695 [ 34.742444] Node 0 DMA32 free:2068148kB min:35996kB low:44992kB high:53988kB active_anon:11860kB inactive_anon:18848kB active_file:20632kB inactive_file:47888kB unevictable:0kB writepending:31300kB present:3129332kB managed:2763452kB mlocked:0kB kernel_stack:6560kB pagetables:1340kB bounce:0kB free_pcp:2100kB local_pcp:1264kB free_cma:0kB [ 34.772837] lowmem_reserve[]: 0 0 1 1 1 [ 34.776964] Node 0 Normal free:8kB min:24kB low:28kB high:32kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:1048576kB managed:2000kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 34.802948] lowmem_reserve[]: 0 0 0 0 0 [ 34.806984] Node 1 Normal free:4039456kB min:53876kB low:67344kB high:80812kB active_anon:0kB inactive_anon:0kB active_file:120kB inactive_file:0kB unevictable:0kB writepending:12kB present:4194304kB managed:4128248kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 34.834747] lowmem_reserve[]: 0 0 0 0 0 [ 34.838725] 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 [ 34.852351] Node 0 DMA32: 1359*4kB (UME) 498*8kB (UME) 365*16kB (UM) 115*32kB (UME) 18*64kB (UME) 8*128kB (UM) 7*256kB (UM) 2*512kB (UM) 2*1024kB (UM) 3*2048kB (UM) 497*4096kB (ME) = 2067836kB [ 34.869754] Node 0 Normal: 0*4kB 1*8kB (U) 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 8kB [ 34.880855] Node 1 Normal: 102*4kB (UME) 409*8kB (UE) 284*16kB (UM) 86*32kB (UME) 23*64kB (UM) 13*128kB (UM) 14*256kB (UM) 7*512kB (UME) 2*1024kB (M) 1*2048kB (U) 980*4096kB (M) = 4039456kB [ 34.898010] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 34.906898] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 34.915566] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 34.924472] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 34.933044] 22057 total pagecache pages [ 34.937087] 0 pages in swap cache [ 34.940527] Swap cache stats: add 0, delete 0, find 0/0 [ 34.945940] Free swap = 0kB [ 34.948959] Total swap = 0kB [ 34.952947] 2097051 pages RAM [ 34.956120] 0 pages HighMem/MovableOnly [ 34.960078] 369649 pages reserved [ 34.963633] 0 pages cma reserved [ 34.967035] Unreclaimable slab info: [ 34.971002] Name Used Total [ 34.976769] TIPC 1KB 7KB [ 34.982135] SCTPv6 2KB 6KB [ 34.987556] DCCPv6 2KB 7KB [ 34.992933] DCCP 2KB 7KB [ 34.998401] RXRPC 1KB 6KB [ 35.003824] rxrpc_call_jar 11KB 15KB [ 35.009182] fib6_nodes 0KB 4KB [ 35.014602] ip6_dst_cache 2KB 3KB [ 35.019961] RAWv6 10KB 20KB [ 35.025847] UDPv6 13KB 15KB [ 35.031203] TCPv6 6KB 12KB [ 35.036646] nf_conntrack 19KB 26KB [ 35.042035] t10_alua_lu_gp_cache 0KB 3KB [ 35.047715] sd_ext_cdb 0KB 7KB [ 35.053173] scsi_sense_cache 1068KB 1084KB [ 35.058525] virtio_scsi_cmd 16KB 16KB [ 35.063947] sgpool-128 8KB 8KB [ 35.069314] sgpool-64 4KB 12KB [ 35.074755] sgpool-32 2KB 15KB [ 35.080112] sgpool-16 1KB 7KB [ 35.085526] sgpool-8 0KB 7KB [ 35.090886] mqueue_inode_cache 1KB 7KB [ 35.096413] bio_post_read_ctx 14KB 15KB [ 35.101814] bio-2 14KB 15KB [ 35.107231] jfs_mp 7KB 7KB [ 35.112604] cifs_small_rq 15KB 16KB [ 35.118043] cifs_request 67KB 67KB [ 35.123555] cifs_mpx_ids 0KB 7KB [ 35.128923] nfs_commit_data 3KB 14KB [ 35.134365] nfs_write_data 34KB 44KB [ 35.139736] ext4_system_zone 1KB 7KB [ 35.145169] bio-1 1KB 7KB [ 35.150537] rpc_buffers 17KB 25KB [ 35.155984] rpc_tasks 2KB 7KB [ 35.161342] UNIX 331KB 382KB [ 35.166760] tcp_bind_bucket 0KB 4KB [ 35.172116] ip_fib_trie 0KB 3KB [ 35.177560] ip_fib_alias 0KB 3KB [ 35.182916] ip_dst_cache 4KB 12KB [ 35.188336] RAW 6KB 15KB [ 35.193790] UDP 27KB 54KB [ 35.199153] request_sock_TCP 1KB 7KB [ 35.204563] TCP 11KB 11KB [ 35.209928] hugetlbfs_inode_cache 3KB 15KB [ 35.215712] fscache_cookie_jar 1KB 11KB [ 35.221154] eventpoll_pwq 49KB 91KB [ 35.226589] eventpoll_epi 83KB 153KB [ 35.231942] inotify_inode_mark 6KB 11KB [ 35.237468] request_queue 230KB 339KB [ 35.242822] blkdev_requests 1KB 3KB [ 35.248321] blkdev_ioc 4KB 15KB [ 35.253769] bio-0 87KB 153KB [ 35.259122] biovec-max 1237KB 1278KB [ 35.264526] biovec-64 36KB 102KB [ 35.269969] biovec-16 2KB 18KB [ 35.275410] bio_integrity_payload 1KB 8KB [ 35.281112] khugepaged_mm_slot 0KB 3KB [ 35.286625] uid_cache 3KB 4KB [ 35.291979] dmaengine-unmap-2 0KB 3KB [ 35.297417] skbuff_fclone_cache 577KB 577KB [ 35.303020] skbuff_head_cache 2208KB 2208KB [ 35.308367] configfs_dir_cache 3KB 7KB [ 35.313884] file_lock_cache 40KB 63KB [ 35.319240] file_lock_ctx 9KB 11KB [ 35.324655] fsnotify_mark_connector 2KB 7KB [ 35.330538] shmem_inode_cache 7783KB 7808KB [ 35.335974] task_delay_info 136KB 458KB [ 35.341330] taskstats 0KB 3KB [ 35.346744] proc_dir_entry 302KB 307KB [ 35.352105] pde_opener 40KB 81KB [ 35.357541] seq_file 421KB 783KB [ 35.362966] sigqueue 40KB 70KB [ 35.368321] kernfs_node_cache 9950KB 9961KB [ 35.373753] mnt_cache 69KB 80KB [ 35.379106] filp 9819KB 9821KB [ 35.384525] names_cache 177191KB 177212KB [ 35.389877] iint_cache 79KB 79KB [ 35.395345] key_jar 4KB 11KB [ 35.400699] nsproxy 0KB 3KB [ 35.406113] vm_area_struct 1692KB 1821KB [ 35.411467] mm_struct 212KB 403KB [ 35.416904] fs_cache 134KB 444KB [ 35.422261] files_cache 243KB 570KB [ 35.427696] signal_cache 462KB 1049KB [ 35.433143] sighand_cache 596KB 686KB [ 35.438672] task_struct 1559KB 1578KB [ 35.444089] cred_jar 739KB 2048KB [ 35.449446] anon_vma_chain 581KB 803KB [ 35.454883] anon_vma 212KB 362KB [ 35.460243] pid 80KB 336KB [ 35.465669] Acpi-Operand 158KB 202KB [ 35.471028] Acpi-ParseExt 9KB 11KB [ 35.476469] Acpi-Parse 41KB 55KB [ 35.481824] Acpi-State 52KB 74KB [ 35.487237] Acpi-Namespace 20KB 27KB [ 35.492599] numa_policy 0KB 3KB [ 35.498032] debug_objects_cache 688KB 718KB [ 35.503629] trace_event_file 297KB 298KB [ 35.508983] ftrace_event_field 398KB 401KB [ 35.514534] pool_workqueue 79KB 84KB [ 35.519889] page->ptl 172KB 458KB [ 35.525434] kmalloc-2097152 2050KB 2050KB [ 35.530913] kmalloc-524288 2056KB 2056KB [ 35.536360] kmalloc-262144 1290KB 1290KB [ 35.541889] kmalloc-131072 650KB 650KB [ 35.547328] kmalloc-65536 264KB 330KB [ 35.552680] kmalloc-32768 660KB 660KB [ 35.558120] kmalloc-16384 247KB 297KB [ 35.563547] kmalloc-8192 1089KB 1130KB [ 35.568898] kmalloc-4096 11147KB 11207KB [ 35.574324] kmalloc-2048 6387KB 6387KB [ 35.579686] kmalloc-1024 3800KB 3850KB [ 35.585109] kmalloc-512 3321KB 4586KB [ 35.590475] kmalloc-256 1951KB 2407KB [ 35.595912] kmalloc-128 462KB 504KB [ 35.601265] kmalloc-96 2461KB 2480KB [ 35.606681] kmalloc-64 2358KB 2444KB [ 35.612037] kmalloc-32 1021KB 1905KB [ 35.617539] kmalloc-192 1046KB 1848KB [ 35.622982] kmem_cache 177KB 183KB [ 35.628348] Tasks state (memory values in pages): [ 35.633264] [ pid ] uid tgid total_vm rss pgtables_bytes swapents oom_score_adj name [ 35.642092] [ 4695] 0 4695 11524 1600 122880 0 0 systemd-journal [ 35.651496] [ 4697] 0 4697 10947 970 114688 0 -1000 systemd-udevd [ 35.660601] [ 6153] 100 6153 30769 990 143360 0 0 systemd-timesyn [ 35.669841] [ 6157] 0 6157 5115 278 77824 0 0 dhclient [ 35.678516] [ 7679] 0 7679 6999 590 106496 0 0 cron [ 35.686796] [ 7692] 0 7692 63583 843 147456 0 0 rsyslogd [ 35.695495] [ 7753] 0 7753 3221 431 81920 0 0 agetty [ 35.703947] [ 7781] 0 7781 17490 1605 176128 0 -1000 sshd [ 35.712182] [ 7804] 0 7804 3221 409 69632 0 0 agetty [ 35.720646] [ 7807] 0 7807 3221 432 73728 0 0 agetty [ 35.729121] [ 7809] 0 7809 3221 433 73728 0 0 agetty [ 35.737587] [ 7810] 0 7810 3221 412 77824 0 0 agetty [ 35.746055] [ 7811] 0 7811 3221 390 73728 0 0 agetty [ 35.754524] [ 7812] 0 7812 3165 421 73728 0 0 agetty [ 35.763010] [ 8089] 0 8089 17490 1623 184320 0 0 sshd [ 35.771237] [ 8091] 0 8091 4360 1 36864 0 0 syz-executor765 executing program [ 35.780495] [ 8092] 0 8092 4360 525 45056 0 1000 syz-executor765 [ 35.790037] Out of memory: Kill process 8092 (syz-executor765) score 1000 or sacrifice child [ 35.798877] Killed process 8092 (syz-executor765) total-vm:17440kB, anon-rss:2100kB, file-rss:0kB, shmem-rss:0kB [ 35.810764] oom_reaper: reaped process 8092 (syz-executor765), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 35.825373] FAULT_INJECTION: forcing a failure. [ 35.825373] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 35.837235] CPU: 0 PID: 8093 Comm: syz-executor765 Not tainted 4.19.211-syzkaller #0 [ 35.845099] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 35.854545] Call Trace: [ 35.857164] dump_stack+0x1fc/0x2ef [ 35.860784] should_fail.cold+0xa/0xf [ 35.864571] ? lock_acquire+0x170/0x3c0 [ 35.868532] ? setup_fault_attr+0x200/0x200 [ 35.872842] __alloc_pages_nodemask+0x239/0x2890 [ 35.877578] ? mark_held_locks+0xa6/0xf0 [ 35.881618] ? finish_task_switch+0x118/0x760 [ 35.886095] ? _raw_spin_unlock_irq+0x24/0x80 [ 35.890664] ? __lock_acquire+0x6de/0x3ff0 [ 35.894884] ? __schedule+0x88f/0x2040 [ 35.898751] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 35.903575] ? mark_held_locks+0xf0/0xf0 [ 35.907615] ? io_schedule_timeout+0x140/0x140 [ 35.912182] ? n_tty_write+0xa91/0xff0 [ 35.916074] ? lock_downgrade+0x720/0x720 [ 35.920204] ? __lock_acquire+0x6de/0x3ff0 [ 35.924425] alloc_pages_vma+0xf2/0x780 [ 35.928385] wp_page_copy+0x219/0x2c40 [ 35.932258] ? _vm_normal_page+0x132/0x510 [ 35.936475] ? follow_pte_pmd+0x60/0x60 [ 35.940440] do_wp_page+0x2d4/0x2210 [ 35.944137] ? finish_mkwrite_fault+0x640/0x640 [ 35.948792] ? __handle_mm_fault+0x15f6/0x41c0 [ 35.953364] ? mark_held_locks+0xf0/0xf0 [ 35.957417] __handle_mm_fault+0x258b/0x41c0 [ 35.961808] ? kernel_read+0x110/0x110 [ 35.965675] ? vm_insert_page+0x9c0/0x9c0 [ 35.969805] ? apparmor_getprocattr+0x11e0/0x11e0 [ 35.974636] ? check_preemption_disabled+0x41/0x280 [ 35.979636] handle_mm_fault+0x436/0xb10 [ 35.983683] __do_page_fault+0x68e/0xd60 [ 35.987739] ? trace_hardirqs_off_caller+0x6e/0x210 [ 35.992737] ? spurious_fault+0x840/0x840 [ 35.996877] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 36.001711] ? page_fault+0x8/0x30 [ 36.005236] page_fault+0x1e/0x30 [ 36.008672] RIP: 0033:0x7fda6ee0de25 [ 36.012369] Code: 0a 00 00 74 08 84 c9 0f 85 46 02 00 00 45 31 e4 0f 1f 44 00 00 64 8b 04 25 18 00 00 00 ba 01 00 00 00 85 c0 0f 85 d5 01 00 00 <0f> b1 15 1c b0 0a 00 4c 8b 33 4d 85 f6 75 3b e9 72 01 00 00 0f 1f [ 36.031255] RSP: 002b:00007ffe88dec390 EFLAGS: 00010246 [ 36.036599] RAX: 0000000000000000 RBX: 00007fda6eeb6140 RCX: 0000000000000001 [ 36.043848] RDX: 0000000000000001 RSI: 00007fda6eeb6140 RDI: 0000000000000000 [ 36.051103] RBP: 0000000000000000 R08: 0000000000000001 R09: 0000000000000001 [ 36.058352] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 36.065602] R13: 0000000000000001 R14: 0000000000000000 R15: 0000000000000000 [ 36.083209] syz-executor765 invoked oom-killer: gfp_mask=0x0(), nodemask=(null), order=0, oom_score_adj=1000 [ 36.093349] syz-executor765 cpuset=/ mems_allowed=0-1 [ 36.098580] CPU: 1 PID: 8093 Comm: syz-executor765 Not tainted 4.19.211-syzkaller #0 [ 36.106439] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 36.115781] Call Trace: [ 36.118353] dump_stack+0x1fc/0x2ef [ 36.121966] dump_header+0x15d/0xc3f [ 36.125662] ? _raw_spin_unlock_irqrestore+0x66/0xe0 [ 36.130748] ? ___ratelimit+0x319/0x590 [ 36.134713] oom_kill_process.cold+0x10/0x692 [ 36.139199] ? oom_badness.part.0+0x135/0x6e0 [ 36.143764] ? lock_downgrade+0x720/0x720 [ 36.147897] ? check_preemption_disabled+0x41/0x280 [ 36.152910] out_of_memory+0x34d/0x1390 [ 36.156871] ? lock_acquire+0x170/0x3c0 [ 36.160842] ? oom_killer_disable+0x270/0x270 [ 36.165328] ? mutex_trylock+0x15f/0x1a0 [ 36.169372] pagefault_out_of_memory+0x102/0x120 [ 36.174109] ? out_of_memory+0x1390/0x1390 [ 36.178329] ? lock_downgrade+0x720/0x720 [ 36.182467] mm_fault_error+0x106/0x390 [ 36.186426] __do_page_fault+0xc34/0xd60 [ 36.190473] ? trace_hardirqs_off_caller+0x6e/0x210 [ 36.195494] ? spurious_fault+0x840/0x840 [ 36.199622] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 36.204448] ? page_fault+0x8/0x30 [ 36.207968] page_fault+0x1e/0x30 [ 36.211402] RIP: 0033:0x7fda6ee0de25 [ 36.215097] Code: 0a 00 00 74 08 84 c9 0f 85 46 02 00 00 45 31 e4 0f 1f 44 00 00 64 8b 04 25 18 00 00 00 ba 01 00 00 00 85 c0 0f 85 d5 01 00 00 <0f> b1 15 1c b0 0a 00 4c 8b 33 4d 85 f6 75 3b e9 72 01 00 00 0f 1f [ 36.234067] RSP: 002b:00007ffe88dec390 EFLAGS: 00010246 [ 36.239421] RAX: 0000000000000000 RBX: 00007fda6eeb6140 RCX: 0000000000000001 [ 36.246673] RDX: 0000000000000001 RSI: 00007fda6eeb6140 RDI: 0000000000000000 [ 36.253924] RBP: 0000000000000000 R08: 0000000000000001 R09: 0000000000000001 [ 36.261172] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 36.268422] R13: 0000000000000001 R14: 0000000000000000 R15: 0000000000000000 [ 36.275822] Mem-Info: [ 36.278331] active_anon:2958 inactive_anon:4712 isolated_anon:0 [ 36.278331] active_file:5319 inactive_file:11862 isolated_file:0 [ 36.278331] unevictable:0 dirty:7852 writeback:0 unstable:0 [ 36.278331] slab_reclaimable:16176 slab_unreclaimable:113459 [ 36.278331] mapped:3633 shmem:4898 pagetables:345 bounce:0 [ 36.278331] free:1530219 free_pcp:583 free_cma:0 [ 36.312404] Node 0 active_anon:11832kB inactive_anon:18848kB active_file:21156kB inactive_file:47448kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:14532kB dirty:31396kB writeback:0kB shmem:19592kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 2048kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 36.340822] Node 1 active_anon:0kB inactive_anon:0kB active_file:120kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:12kB writeback:0kB shmem:0kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 36.366801] Node 0 DMA free:15908kB min:204kB low:252kB high:300kB 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 [ 36.393042] lowmem_reserve[]: 0 2693 2695 2695 2695 [ 36.398123] Node 0 DMA32 free:2065608kB min:35996kB low:44992kB high:53988kB active_anon:11832kB inactive_anon:18848kB active_file:21156kB inactive_file:47448kB unevictable:0kB writepending:31396kB present:3129332kB managed:2763452kB mlocked:0kB kernel_stack:6560kB pagetables:1380kB bounce:0kB free_pcp:2324kB local_pcp:1008kB free_cma:0kB [ 36.428350] lowmem_reserve[]: 0 0 1 1 1 [ 36.432447] Node 0 Normal free:8kB min:24kB low:28kB high:32kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:1048576kB managed:2000kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 36.458425] lowmem_reserve[]: 0 0 0 0 0 [ 36.462596] Node 1 Normal free:4039456kB min:53876kB low:67344kB high:80812kB active_anon:0kB inactive_anon:0kB active_file:120kB inactive_file:0kB unevictable:0kB writepending:12kB present:4194304kB managed:4128248kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 36.490390] lowmem_reserve[]: 0 0 0 0 0 [ 36.494497] 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 [ 36.508171] Node 0 DMA32: 1356*4kB (UM) 160*8kB (UME) 434*16kB (UME) 145*32kB (UME) 19*64kB (UME) 9*128kB (UME) 8*256kB (UME) 3*512kB (UME) 3*1024kB (UME) 4*2048kB (UME) 496*4096kB (M) = 2067120kB [ 36.526084] Node 0 Normal: 0*4kB 1*8kB (U) 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 8kB [ 36.537261] Node 1 Normal: 102*4kB (UME) 409*8kB (UE) 284*16kB (UM) 86*32kB (UME) 23*64kB (UM) 13*128kB (UM) 14*256kB (UM) 7*512kB (UME) 2*1024kB (M) 1*2048kB (U) 980*4096kB (M) = 4039456kB [ 36.554456] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 36.563414] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 36.572013] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 36.580930] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 36.589691] 22081 total pagecache pages [ 36.593718] 0 pages in swap cache [ 36.597160] Swap cache stats: add 0, delete 0, find 0/0 [ 36.602577] Free swap = 0kB [ 36.605585] Total swap = 0kB [ 36.608586] 2097051 pages RAM [ 36.611667] 0 pages HighMem/MovableOnly [ 36.615687] 369649 pages reserved [ 36.619219] 0 pages cma reserved [ 36.622636] Unreclaimable slab info: [ 36.626336] Name Used Total [ 36.631911] TIPC 1KB 7KB [ 36.637338] SCTPv6 2KB 6KB [ 36.642773] DCCPv6 2KB 7KB [ 36.648131] DCCP 2KB 7KB [ 36.653566] RXRPC 1KB 6KB [ 36.658925] rxrpc_call_jar 11KB 15KB [ 36.664353] fib6_nodes 0KB 4KB [ 36.669718] ip6_dst_cache 1KB 3KB [ 36.675142] RAWv6 10KB 20KB [ 36.680501] UDPv6 13KB 15KB [ 36.685948] TCPv6 6KB 12KB [ 36.691315] nf_conntrack 18KB 26KB [ 36.696775] t10_alua_lu_gp_cache 0KB 3KB [ 36.702472] sd_ext_cdb 0KB 7KB [ 36.707823] scsi_sense_cache 1056KB 1072KB [ 36.713322] virtio_scsi_cmd 16KB 16KB [ 36.718681] sgpool-128 8KB 8KB [ 36.724105] sgpool-64 4KB 12KB [ 36.729467] sgpool-32 2KB 15KB [ 36.735045] sgpool-16 1KB 7KB [ 36.740401] sgpool-8 0KB 7KB [ 36.745846] mqueue_inode_cache 1KB 7KB [ 36.751302] bio_post_read_ctx 14KB 15KB [ 36.756770] bio-2 14KB 15KB [ 36.762207] jfs_mp 7KB 7KB [ 36.767584] cifs_small_rq 15KB 16KB [ 36.772997] cifs_request 67KB 67KB [ 36.778355] cifs_mpx_ids 0KB 7KB [ 36.783784] nfs_commit_data 3KB 14KB [ 36.789228] nfs_write_data 34KB 44KB [ 36.794682] ext4_system_zone 1KB 7KB [ 36.800052] bio-1 1KB 7KB [ 36.805511] rpc_buffers 17KB 25KB [ 36.810878] rpc_tasks 2KB 7KB [ 36.816315] UNIX 322KB 382KB [ 36.821674] tcp_bind_bucket 0KB 4KB [ 36.827102] ip_fib_trie 0KB 3KB [ 36.832522] ip_fib_alias 0KB 3KB [ 36.837872] ip_dst_cache 3KB 12KB [ 36.843289] RAW 6KB 15KB [ 36.848824] UDP 27KB 54KB [ 36.854242] request_sock_TCP 0KB 7KB [ 36.859707] TCP 8KB 11KB [ 36.865145] hugetlbfs_inode_cache 3KB 15KB [ 36.870854] fscache_cookie_jar 1KB 11KB [ 36.876360] eventpoll_pwq 36KB 87KB [ 36.881718] eventpoll_epi 77KB 153KB [ 36.887844] inotify_inode_mark 6KB 11KB [ 36.893394] request_queue 230KB 339KB [ 36.898755] blkdev_requests 1KB 3KB [ 36.904216] blkdev_ioc 4KB 15KB [ 36.909580] bio-0 85KB 153KB [ 36.915010] biovec-max 1237KB 1278KB [ 36.920368] biovec-64 36KB 102KB [ 36.925842] biovec-16 2KB 18KB [ 36.931206] bio_integrity_payload 1KB 8KB [ 36.937102] khugepaged_mm_slot 0KB 3KB [ 36.942755] uid_cache 2KB 4KB [ 36.948106] dmaengine-unmap-2 0KB 3KB [ 36.953525] skbuff_fclone_cache 577KB 577KB [ 36.959063] skbuff_head_cache 2208KB 2208KB [ 36.964482] configfs_dir_cache 3KB 7KB [ 36.969922] file_lock_cache 39KB 63KB [ 36.975357] file_lock_ctx 9KB 11KB [ 36.980715] fsnotify_mark_connector 2KB 7KB [ 36.986669] shmem_inode_cache 7798KB 7808KB [ 36.992107] task_delay_info 132KB 454KB [ 36.997473] taskstats 0KB 3KB [ 37.002878] proc_dir_entry 302KB 307KB [ 37.008240] pde_opener 37KB 81KB [ 37.013672] seq_file 418KB 783KB [ 37.019027] sigqueue 30KB 66KB [ 37.024442] kernfs_node_cache 9950KB 9961KB [ 37.029797] mnt_cache 69KB 80KB [ 37.035221] filp 9875KB 9877KB [ 37.040573] names_cache 177892KB 177913KB [ 37.045985] iint_cache 79KB 79KB [ 37.051338] key_jar 4KB 11KB [ 37.056772] nsproxy 0KB 3KB [ 37.062189] vm_area_struct 1691KB 1821KB [ 37.067564] mm_struct 209KB 403KB [ 37.072989] fs_cache 128KB 436KB [ 37.078353] files_cache 233KB 551KB [ 37.083776] signal_cache 455KB 1049KB [ 37.089134] sighand_cache 585KB 679KB [ 37.094569] task_struct 1571KB 1578KB [ 37.099924] cred_jar 814KB 2048KB [ 37.105332] anon_vma_chain 588KB 803KB [ 37.110690] anon_vma 212KB 362KB [ 37.116121] pid 77KB 324KB [ 37.121475] Acpi-Operand 158KB 202KB [ 37.126927] Acpi-ParseExt 9KB 11KB [ 37.132363] Acpi-Parse 41KB 55KB [ 37.137721] Acpi-State 52KB 74KB [ 37.143126] Acpi-Namespace 20KB 27KB [ 37.148486] numa_policy 0KB 3KB [ 37.154041] debug_objects_cache 688KB 718KB [ 37.159568] trace_event_file 297KB 298KB [ 37.164976] ftrace_event_field 398KB 401KB [ 37.170420] pool_workqueue 79KB 84KB [ 37.175848] page->ptl 172KB 458KB [ 37.181224] kmalloc-2097152 2050KB 2050KB [ 37.186637] kmalloc-524288 2056KB 2056KB [ 37.192077] kmalloc-262144 1290KB 1290KB [ 37.197432] kmalloc-131072 650KB 650KB [ 37.202842] kmalloc-65536 264KB 330KB [ 37.208208] kmalloc-32768 660KB 660KB [ 37.213814] kmalloc-16384 247KB 297KB [ 37.219172] kmalloc-8192 1080KB 1130KB [ 37.224577] kmalloc-4096 10782KB 10841KB [ 37.229935] kmalloc-2048 6400KB 6400KB [ 37.235359] kmalloc-1024 3910KB 3961KB [ 37.240720] kmalloc-512 3321KB 4586KB [ 37.246122] kmalloc-256 1947KB 2407KB [ 37.251486] kmalloc-128 462KB 504KB [ 37.256935] kmalloc-96 2461KB 2480KB [ 37.262349] kmalloc-64 2358KB 2444KB [ 37.267709] kmalloc-32 1021KB 1905KB [ 37.273138] kmalloc-192 1039KB 1844KB [ 37.278498] kmem_cache 177KB 183KB [ 37.283990] Tasks state (memory values in pages): [ 37.288831] [ pid ] uid tgid total_vm rss pgtables_bytes swapents oom_score_adj name [ 37.297717] [ 4695] 0 4695 11524 1658 122880 0 0 systemd-journal [ 37.306983] [ 4697] 0 4697 10947 970 114688 0 -1000 systemd-udevd [ 37.316067] [ 6153] 100 6153 30769 990 143360 0 0 systemd-timesyn [ 37.325290] [ 6157] 0 6157 5115 278 77824 0 0 dhclient [ 37.333952] [ 7679] 0 7679 6999 590 106496 0 0 cron [ 37.342221] [ 7692] 0 7692 63583 843 147456 0 0 rsyslogd [ 37.350803] [ 7753] 0 7753 3221 431 81920 0 0 agetty [ 37.359272] [ 7781] 0 7781 17490 1605 176128 0 -1000 sshd [ 37.367685] [ 7804] 0 7804 3221 409 69632 0 0 agetty [ 37.376150] [ 7807] 0 7807 3221 432 73728 0 0 agetty [ 37.384615] [ 7809] 0 7809 3221 433 73728 0 0 agetty [ 37.394119] [ 7810] 0 7810 3221 412 77824 0 0 agetty [ 37.402588] [ 7811] 0 7811 3221 390 73728 0 0 agetty [ 37.411334] [ 7812] 0 7812 3165 421 73728 0 0 agetty [ 37.419789] [ 8089] 0 8089 17490 1623 184320 0 0 sshd [ 37.428260] [ 8091] 0 8091 4360 1 36864 0 0 syz-executor765 executing program [ 37.437500] [ 8093] 0 8093 4360 525 45056 0 1000 syz-executor765 [ 37.446797] Out of memory: Kill process 8093 (syz-executor765) score 1000 or sacrifice child [ 37.455446] Killed process 8093 (syz-executor765) total-vm:17440kB, anon-rss:2100kB, file-rss:0kB, shmem-rss:0kB [ 37.467055] oom_reaper: reaped process 8093 (syz-executor765), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 37.481494] FAULT_INJECTION: forcing a failure. [ 37.481494] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 37.493993] CPU: 0 PID: 8096 Comm: syz-executor765 Not tainted 4.19.211-syzkaller #0 [ 37.501872] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 37.511269] Call Trace: [ 37.513856] dump_stack+0x1fc/0x2ef [ 37.517487] should_fail.cold+0xa/0xf [ 37.521281] ? lock_acquire+0x170/0x3c0 [ 37.525248] ? setup_fault_attr+0x200/0x200 [ 37.529560] __alloc_pages_nodemask+0x239/0x2890 [ 37.534314] ? _raw_spin_unlock_irqrestore+0x66/0xe0 [ 37.539412] ? try_to_wake_up+0x733/0x1050 [ 37.543635] ? __lock_acquire+0x6de/0x3ff0 [ 37.547863] ? n_tty_write+0xa0e/0xff0 [ 37.551738] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 37.556562] ? lock_downgrade+0x720/0x720 [ 37.560691] ? mark_held_locks+0xf0/0xf0 [ 37.564737] ? n_tty_write+0xa91/0xff0 [ 37.568607] ? lock_downgrade+0x720/0x720 [ 37.572742] ? __lock_acquire+0x6de/0x3ff0 [ 37.576959] alloc_pages_vma+0xf2/0x780 [ 37.580918] wp_page_copy+0x219/0x2c40 [ 37.584798] ? _vm_normal_page+0x132/0x510 [ 37.589015] ? follow_pte_pmd+0x60/0x60 [ 37.592979] do_wp_page+0x2d4/0x2210 [ 37.596678] ? finish_mkwrite_fault+0x640/0x640 [ 37.601325] ? __handle_mm_fault+0x15f6/0x41c0 [ 37.605889] ? mark_held_locks+0xf0/0xf0 [ 37.609932] __handle_mm_fault+0x258b/0x41c0 [ 37.614326] ? kernel_read+0x110/0x110 [ 37.618193] ? vm_insert_page+0x9c0/0x9c0 [ 37.622323] ? apparmor_getprocattr+0x11e0/0x11e0 [ 37.627153] ? check_preemption_disabled+0x41/0x280 [ 37.632152] handle_mm_fault+0x436/0xb10 [ 37.636198] __do_page_fault+0x68e/0xd60 [ 37.640260] ? trace_hardirqs_off_caller+0x6e/0x210 [ 37.645265] ? spurious_fault+0x840/0x840 [ 37.649405] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 37.654239] ? page_fault+0x8/0x30 [ 37.657763] page_fault+0x1e/0x30 [ 37.661201] RIP: 0033:0x7fda6ee0de25 [ 37.664897] Code: 0a 00 00 74 08 84 c9 0f 85 46 02 00 00 45 31 e4 0f 1f 44 00 00 64 8b 04 25 18 00 00 00 ba 01 00 00 00 85 c0 0f 85 d5 01 00 00 <0f> b1 15 1c b0 0a 00 4c 8b 33 4d 85 f6 75 3b e9 72 01 00 00 0f 1f [ 37.683777] RSP: 002b:00007ffe88dec390 EFLAGS: 00010246 [ 37.689117] RAX: 0000000000000000 RBX: 00007fda6eeb6140 RCX: 0000000000000001 [ 37.696368] RDX: 0000000000000001 RSI: 00007fda6eeb6140 RDI: 0000000000000000 [ 37.703625] RBP: 0000000000000000 R08: 0000000000000001 R09: 0000000000000001 [ 37.710887] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 37.718142] R13: 0000000000000001 R14: 0000000000000000 R15: 0000000000000000 [ 37.726712] syz-executor765 invoked oom-killer: gfp_mask=0x0(), nodemask=(null), order=0, oom_score_adj=1000 [ 37.736805] syz-executor765 cpuset=/ mems_allowed=0-1 [ 37.742417] CPU: 0 PID: 8096 Comm: syz-executor765 Not tainted 4.19.211-syzkaller #0 [ 37.750298] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 37.759632] Call Trace: [ 37.762206] dump_stack+0x1fc/0x2ef [ 37.765829] dump_header+0x15d/0xc3f [ 37.769531] ? _raw_spin_unlock_irqrestore+0x66/0xe0 [ 37.774615] ? ___ratelimit+0x319/0x590 [ 37.778570] oom_kill_process.cold+0x10/0x692 [ 37.783049] ? lock_downgrade+0x720/0x720 [ 37.787180] ? check_preemption_disabled+0x41/0x280 [ 37.792178] out_of_memory+0x34d/0x1390 [ 37.796136] ? lock_acquire+0x170/0x3c0 [ 37.800090] ? oom_killer_disable+0x270/0x270 [ 37.804567] ? mutex_trylock+0x15f/0x1a0 [ 37.808616] pagefault_out_of_memory+0x102/0x120 [ 37.813382] ? out_of_memory+0x1390/0x1390 [ 37.817601] ? lock_downgrade+0x720/0x720 [ 37.821734] mm_fault_error+0x106/0x390 [ 37.825691] __do_page_fault+0xc34/0xd60 [ 37.829737] ? trace_hardirqs_off_caller+0x6e/0x210 [ 37.834735] ? spurious_fault+0x840/0x840 [ 37.838865] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 37.843691] ? page_fault+0x8/0x30 [ 37.847211] page_fault+0x1e/0x30 [ 37.850646] RIP: 0033:0x7fda6ee0de25 [ 37.854343] Code: 0a 00 00 74 08 84 c9 0f 85 46 02 00 00 45 31 e4 0f 1f 44 00 00 64 8b 04 25 18 00 00 00 ba 01 00 00 00 85 c0 0f 85 d5 01 00 00 <0f> b1 15 1c b0 0a 00 4c 8b 33 4d 85 f6 75 3b e9 72 01 00 00 0f 1f [ 37.873245] RSP: 002b:00007ffe88dec390 EFLAGS: 00010246 [ 37.878592] RAX: 0000000000000000 RBX: 00007fda6eeb6140 RCX: 0000000000000001 [ 37.885843] RDX: 0000000000000001 RSI: 00007fda6eeb6140 RDI: 0000000000000000 [ 37.893094] RBP: 0000000000000000 R08: 0000000000000001 R09: 0000000000000001 [ 37.900346] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 37.907596] R13: 0000000000000001 R14: 0000000000000000 R15: 0000000000000000 [ 37.916462] Mem-Info: [ 37.918969] active_anon:2963 inactive_anon:4712 isolated_anon:0 [ 37.918969] active_file:5319 inactive_file:11874 isolated_file:0 [ 37.918969] unevictable:0 dirty:7864 writeback:0 unstable:0 [ 37.918969] slab_reclaimable:16174 slab_unreclaimable:113156 [ 37.918969] mapped:3650 shmem:4898 pagetables:345 bounce:0 [ 37.918969] free:1530549 free_pcp:535 free_cma:0 [ 37.953118] Node 0 active_anon:11852kB inactive_anon:18848kB active_file:21156kB inactive_file:47496kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:14600kB dirty:31444kB writeback:0kB shmem:19592kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 2048kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 37.981933] Node 1 active_anon:0kB inactive_anon:0kB active_file:120kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:12kB writeback:0kB shmem:0kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 38.008071] Node 0 DMA free:15908kB min:204kB low:252kB high:300kB 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 [ 38.034601] lowmem_reserve[]: 0 2693 2695 2695 2695 [ 38.039634] Node 0 DMA32 free:2067240kB min:35996kB low:44992kB high:53988kB active_anon:11852kB inactive_anon:18848kB active_file:21156kB inactive_file:47496kB unevictable:0kB writepending:31444kB present:3129332kB managed:2763452kB mlocked:0kB kernel_stack:6560kB pagetables:1380kB bounce:0kB free_pcp:2104kB local_pcp:1044kB free_cma:0kB [ 38.070172] lowmem_reserve[]: 0 0 1 1 1 [ 38.074417] Node 0 Normal free:8kB min:24kB low:28kB high:32kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:1048576kB managed:2000kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 38.100772] lowmem_reserve[]: 0 0 0 0 0 [ 38.105060] Node 1 Normal free:4039456kB min:53876kB low:67344kB high:80812kB active_anon:0kB inactive_anon:0kB active_file:120kB inactive_file:0kB unevictable:0kB writepending:12kB present:4194304kB managed:4128248kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 38.133160] lowmem_reserve[]: 0 0 0 0 0 [ 38.137149] 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 [ 38.151037] Node 0 DMA32: 1356*4kB (UM) 82*8kB (UME) 411*16kB (UME) 158*32kB (UME) 24*64kB (UME) 9*128kB (UME) 8*256kB (UME) 3*512kB (UME) 3*1024kB (UME) 4*2048kB (UME) 496*4096kB (M) = 2066864kB [ 38.169485] Node 0 Normal: 0*4kB 1*8kB (U) 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 8kB [ 38.180826] Node 1 Normal: 102*4kB (UME) 409*8kB (UE) 284*16kB (UM) 86*32kB (UME) 23*64kB (UM) 13*128kB (UM) 14*256kB (UM) 7*512kB (UME) 2*1024kB (M) 1*2048kB (U) 980*4096kB (M) = 4039456kB [ 38.198187] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 38.207340] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 38.216197] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 38.225346] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 38.234192] 22105 total pagecache pages [ 38.238161] 0 pages in swap cache [ 38.241906] Swap cache stats: add 0, delete 0, find 0/0 [ 38.247265] Free swap = 0kB [ 38.250262] Total swap = 0kB [ 38.253604] 2097051 pages RAM [ 38.256707] 0 pages HighMem/MovableOnly [ 38.260658] 369649 pages reserved [ 38.264451] 0 pages cma reserved [ 38.267816] Unreclaimable slab info: [ 38.271814] Name Used Total [ 38.277405] TIPC 1KB 7KB [ 38.283113] SCTPv6 2KB 6KB [ 38.288483] DCCPv6 2KB 7KB [ 38.294358] DCCP 2KB 7KB [ 38.299745] RXRPC 1KB 6KB [ 38.305529] rxrpc_call_jar 11KB 15KB [ 38.310905] fib6_nodes 0KB 4KB [ 38.316593] ip6_dst_cache 1KB 3KB [ 38.322237] RAWv6 10KB 20KB [ 38.327589] UDPv6 13KB 15KB [ 38.333356] TCPv6 6KB 12KB [ 38.338725] nf_conntrack 18KB 26KB [ 38.344466] t10_alua_lu_gp_cache 0KB 3KB [ 38.350099] sd_ext_cdb 0KB 7KB [ 38.355881] scsi_sense_cache 1056KB 1072KB [ 38.361493] virtio_scsi_cmd 16KB 16KB [ 38.366846] sgpool-128 8KB 8KB [ 38.372507] sgpool-64 4KB 12KB [ 38.377868] sgpool-32 2KB 15KB [ 38.383558] sgpool-16 1KB 7KB [ 38.388920] sgpool-8 0KB 7KB [ 38.394604] mqueue_inode_cache 1KB 7KB [ 38.400058] bio_post_read_ctx 14KB 15KB [ 38.405810] bio-2 14KB 15KB [ 38.411457] jfs_mp 7KB 7KB [ 38.416950] cifs_small_rq 15KB 16KB [ 38.422471] cifs_request 67KB 67KB [ 38.427953] cifs_mpx_ids 0KB 7KB [ 38.433394] nfs_commit_data 3KB 14KB [ 38.438872] nfs_write_data 34KB 44KB [ 38.444323] ext4_system_zone 1KB 7KB [ 38.449812] bio-1 1KB 7KB [ 38.455335] rpc_buffers 17KB 25KB [ 38.460806] rpc_tasks 2KB 7KB [ 38.466235] UNIX 271KB 345KB [ 38.471672] tcp_bind_bucket 0KB 4KB [ 38.477023] ip_fib_trie 0KB 3KB [ 38.482457] ip_fib_alias 0KB 3KB [ 38.487812] ip_dst_cache 3KB 12KB [ 38.493249] RAW 6KB 15KB [ 38.498602] UDP 25KB 47KB [ 38.504299] request_sock_TCP 0KB 3KB [ 38.509827] TCP 5KB 11KB [ 38.515251] hugetlbfs_inode_cache 3KB 15KB [ 38.520953] fscache_cookie_jar 1KB 11KB [ 38.526461] eventpoll_pwq 34KB 83KB [ 38.531888] eventpoll_epi 57KB 129KB [ 38.537236] inotify_inode_mark 6KB 11KB [ 38.542744] request_queue 215KB 309KB [ 38.548103] blkdev_requests 1KB 3KB [ 38.553531] blkdev_ioc 3KB 15KB [ 38.558884] bio-0 71KB 131KB [ 38.564310] biovec-max 1237KB 1254KB [ 38.569677] biovec-64 13KB 63KB [ 38.575108] biovec-16 2KB 11KB [ 38.580465] bio_integrity_payload 1KB 8KB [ 38.586261] khugepaged_mm_slot 0KB 3KB [ 38.591785] uid_cache 1KB 4KB [ 38.597134] dmaengine-unmap-2 0KB 3KB [ 38.602549] skbuff_fclone_cache 580KB 581KB [ 38.608170] skbuff_head_cache 2171KB 2208KB [ 38.613600] configfs_dir_cache 3KB 7KB [ 38.619041] file_lock_cache 26KB 43KB [ 38.624474] file_lock_ctx 9KB 11KB [ 38.629827] fsnotify_mark_connector 2KB 7KB [ 38.635778] shmem_inode_cache 7796KB 7804KB [ 38.641212] task_delay_info 115KB 430KB [ 38.646565] taskstats 0KB 3KB [ 38.651979] proc_dir_entry 302KB 307KB [ 38.657335] pde_opener 35KB 81KB [ 38.662769] seq_file 395KB 771KB [ 38.668129] sigqueue 23KB 63KB [ 38.673569] kernfs_node_cache 9949KB 9961KB [ 38.678930] mnt_cache 69KB 76KB [ 38.684354] filp 9969KB 9971KB [ 38.689711] names_cache 178300KB 178321KB [ 38.695140] iint_cache 79KB 79KB [ 38.700494] key_jar 4KB 11KB [ 38.705926] nsproxy 0KB 3KB [ 38.711362] vm_area_struct 1688KB 1821KB [ 38.716712] mm_struct 206KB 390KB [ 38.722130] fs_cache 104KB 388KB [ 38.727493] files_cache 192KB 487KB [ 38.732919] signal_cache 426KB 1020KB [ 38.738274] sighand_cache 538KB 659KB [ 38.743713] task_struct 1571KB 1578KB [ 38.749115] cred_jar 904KB 2048KB [ 38.754542] anon_vma_chain 585KB 803KB [ 38.759896] anon_vma 207KB 362KB [ 38.765328] pid 65KB 320KB [ 38.770689] Acpi-Operand 157KB 202KB [ 38.776127] Acpi-ParseExt 9KB 11KB [ 38.781563] Acpi-Parse 41KB 51KB [ 38.787019] Acpi-State 52KB 70KB [ 38.792436] Acpi-Namespace 20KB 27KB [ 38.797796] numa_policy 0KB 3KB [ 38.803222] debug_objects_cache 687KB 718KB [ 38.808750] trace_event_file 297KB 298KB [ 38.814174] ftrace_event_field 398KB 401KB [ 38.819617] pool_workqueue 79KB 84KB [ 38.825039] page->ptl 170KB 458KB [ 38.830413] kmalloc-2097152 2050KB 2050KB [ 38.835840] kmalloc-524288 2056KB 2056KB [ 38.841276] kmalloc-262144 1290KB 1290KB [ 38.846631] kmalloc-131072 650KB 650KB [ 38.852053] kmalloc-65536 264KB 330KB [ 38.857420] kmalloc-32768 660KB 660KB [ 38.862907] kmalloc-16384 247KB 264KB [ 38.868268] kmalloc-8192 1080KB 1122KB [ 38.873690] kmalloc-4096 10212KB 10272KB [ 38.879053] kmalloc-2048 6404KB 6406KB [ 38.884480] kmalloc-1024 4028KB 4079KB [ 38.889835] kmalloc-512 3280KB 4560KB [ 38.895256] kmalloc-256 1934KB 2400KB [ 38.900630] kmalloc-128 439KB 504KB [ 38.906053] kmalloc-96 2473KB 2492KB [ 38.911485] kmalloc-64 2355KB 2444KB [ 38.916838] kmalloc-32 1015KB 1905KB [ 38.922258] kmalloc-192 1015KB 1828KB [ 38.927617] kmem_cache 177KB 183KB [ 38.933034] Tasks state (memory values in pages): [ 38.937873] [ pid ] uid tgid total_vm rss pgtables_bytes swapents oom_score_adj name [ 38.946732] [ 4695] 0 4695 11524 1658 122880 0 0 systemd-journal [ 38.956004] [ 4697] 0 4697 10947 970 114688 0 -1000 systemd-udevd [ 38.965066] [ 6153] 100 6153 30769 990 143360 0 0 systemd-timesyn [ 38.974342] [ 6157] 0 6157 5115 278 77824 0 0 dhclient [ 38.982982] [ 7679] 0 7679 6999 590 106496 0 0 cron [ 38.991284] [ 7692] 0 7692 63583 843 147456 0 0 rsyslogd [ 38.999872] [ 7753] 0 7753 3221 431 81920 0 0 agetty [ 39.008322] [ 7781] 0 7781 17490 1605 176128 0 -1000 sshd [ 39.016632] [ 7804] 0 7804 3221 409 69632 0 0 agetty [ 39.025168] [ 7807] 0 7807 3221 432 73728 0 0 agetty [ 39.033655] [ 7809] 0 7809 3221 433 73728 0 0 agetty [ 39.042099] [ 7810] 0 7810 3221 412 77824 0 0 agetty [ 39.050522] [ 7811] 0 7811 3221 390 73728 0 0 agetty [ 39.059009] [ 7812] 0 7812 3165 421 73728 0 0 agetty [ 39.067478] [ 8089] 0 8089 17490 1623 184320 0 0 sshd [ 39.075802] [ 8091] 0 8091 4360 1 36864 0 0 syz-executor765 [ 39.085064] [ 8096] 0 8096 4360 525 45056 0 1000 syz-executor765 executing program [ 39.094310] Out of memory: Kill process 8096 (syz-executor765) score 1000 or sacrifice child [ 39.102971] Killed process 8096 (syz-executor765) total-vm:17440kB, anon-rss:2100kB, file-rss:0kB, shmem-rss:0kB [ 39.114140] oom_reaper: reaped process 8096 (syz-executor765), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 39.128581] FAULT_INJECTION: forcing a failure. [ 39.128581] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 39.140599] CPU: 1 PID: 8097 Comm: syz-executor765 Not tainted 4.19.211-syzkaller #0 [ 39.148485] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 39.157820] Call Trace: [ 39.160394] dump_stack+0x1fc/0x2ef [ 39.164005] should_fail.cold+0xa/0xf [ 39.167787] ? lock_acquire+0x170/0x3c0 [ 39.171743] ? setup_fault_attr+0x200/0x200 [ 39.176048] __alloc_pages_nodemask+0x239/0x2890 [ 39.180786] ? mark_held_locks+0xa6/0xf0 [ 39.184833] ? finish_task_switch+0x118/0x760 [ 39.189309] ? _raw_spin_unlock_irq+0x24/0x80 [ 39.193786] ? __lock_acquire+0x6de/0x3ff0 [ 39.198003] ? __schedule+0x88f/0x2040 [ 39.201874] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 39.206702] ? mark_held_locks+0xf0/0xf0 [ 39.210742] ? io_schedule_timeout+0x140/0x140 [ 39.215310] ? n_tty_write+0xa91/0xff0 [ 39.219180] ? lock_downgrade+0x720/0x720 [ 39.223311] ? __lock_acquire+0x6de/0x3ff0 [ 39.227528] alloc_pages_vma+0xf2/0x780 [ 39.231486] wp_page_copy+0x219/0x2c40 [ 39.235374] ? _vm_normal_page+0x132/0x510 [ 39.239595] ? follow_pte_pmd+0x60/0x60 [ 39.243560] do_wp_page+0x2d4/0x2210 [ 39.247262] ? finish_mkwrite_fault+0x640/0x640 [ 39.251910] ? __handle_mm_fault+0x15f6/0x41c0 [ 39.256478] ? mark_held_locks+0xf0/0xf0 [ 39.260524] __handle_mm_fault+0x258b/0x41c0 [ 39.264919] ? kernel_read+0x110/0x110 [ 39.268786] ? vm_insert_page+0x9c0/0x9c0 [ 39.272920] ? apparmor_getprocattr+0x11e0/0x11e0 [ 39.277750] ? check_preemption_disabled+0x41/0x280 [ 39.282751] handle_mm_fault+0x436/0xb10 [ 39.286802] __do_page_fault+0x68e/0xd60 [ 39.290851] ? trace_hardirqs_off_caller+0x6e/0x210 [ 39.295849] ? spurious_fault+0x840/0x840 [ 39.299979] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 39.304808] ? page_fault+0x8/0x30 [ 39.308336] page_fault+0x1e/0x30 [ 39.311772] RIP: 0033:0x7fda6ee0de25 [ 39.315470] Code: 0a 00 00 74 08 84 c9 0f 85 46 02 00 00 45 31 e4 0f 1f 44 00 00 64 8b 04 25 18 00 00 00 ba 01 00 00 00 85 c0 0f 85 d5 01 00 00 <0f> b1 15 1c b0 0a 00 4c 8b 33 4d 85 f6 75 3b e9 72 01 00 00 0f 1f [ 39.334350] RSP: 002b:00007ffe88dec390 EFLAGS: 00010246 [ 39.339697] RAX: 0000000000000000 RBX: 00007fda6eeb6140 RCX: 0000000000000001 [ 39.346965] RDX: 0000000000000001 RSI: 00007fda6eeb6140 RDI: 0000000000000000 [ 39.354213] RBP: 0000000000000000 R08: 0000000000000001 R09: 0000000000000001 [ 39.361463] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 39.368719] R13: 0000000000000001 R14: 0000000000000000 R15: 0000000000000000 [ 39.376424] syz-executor765 invoked oom-killer: gfp_mask=0x0(), nodemask=(null), order=0, oom_score_adj=1000 [ 39.386554] syz-executor765 cpuset=/ mems_allowed=0-1 [ 39.391900] CPU: 1 PID: 8097 Comm: syz-executor765 Not tainted 4.19.211-syzkaller #0 [ 39.399776] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 39.409124] Call Trace: [ 39.411709] dump_stack+0x1fc/0x2ef [ 39.415325] dump_header+0x15d/0xc3f [ 39.419029] ? _raw_spin_unlock_irqrestore+0x66/0xe0 [ 39.424121] ? ___ratelimit+0x319/0x590 [ 39.428081] oom_kill_process.cold+0x10/0x692 [ 39.432561] ? oom_badness.part.0+0x135/0x6e0 [ 39.437041] ? lock_downgrade+0x720/0x720 [ 39.441172] ? check_preemption_disabled+0x41/0x280 [ 39.446169] out_of_memory+0x34d/0x1390 [ 39.450126] ? lock_acquire+0x170/0x3c0 [ 39.454081] ? oom_killer_disable+0x270/0x270 [ 39.458569] ? mutex_trylock+0x15f/0x1a0 [ 39.462612] pagefault_out_of_memory+0x102/0x120 [ 39.467347] ? out_of_memory+0x1390/0x1390 [ 39.471570] ? lock_downgrade+0x720/0x720 [ 39.475700] mm_fault_error+0x106/0x390 [ 39.479659] __do_page_fault+0xc34/0xd60 [ 39.483702] ? trace_hardirqs_off_caller+0x6e/0x210 [ 39.488699] ? spurious_fault+0x840/0x840 [ 39.492830] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 39.497655] ? page_fault+0x8/0x30 [ 39.501179] page_fault+0x1e/0x30 [ 39.504611] RIP: 0033:0x7fda6ee0de25 [ 39.508305] Code: 0a 00 00 74 08 84 c9 0f 85 46 02 00 00 45 31 e4 0f 1f 44 00 00 64 8b 04 25 18 00 00 00 ba 01 00 00 00 85 c0 0f 85 d5 01 00 00 <0f> b1 15 1c b0 0a 00 4c 8b 33 4d 85 f6 75 3b e9 72 01 00 00 0f 1f [ 39.527186] RSP: 002b:00007ffe88dec390 EFLAGS: 00010246 [ 39.532528] RAX: 0000000000000000 RBX: 00007fda6eeb6140 RCX: 0000000000000001 [ 39.539780] RDX: 0000000000000001 RSI: 00007fda6eeb6140 RDI: 0000000000000000 [ 39.547028] RBP: 0000000000000000 R08: 0000000000000001 R09: 0000000000000001 [ 39.554279] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 39.561535] R13: 0000000000000001 R14: 0000000000000000 R15: 0000000000000000 [ 39.569170] Mem-Info: [ 39.571707] active_anon:2960 inactive_anon:4712 isolated_anon:0 [ 39.571707] active_file:5319 inactive_file:11901 isolated_file:0 [ 39.571707] unevictable:0 dirty:7888 writeback:0 unstable:0 [ 39.571707] slab_reclaimable:16169 slab_unreclaimable:112985 [ 39.571707] mapped:3681 shmem:4898 pagetables:345 bounce:0 [ 39.571707] free:1530669 free_pcp:590 free_cma:0 [ 39.605847] Node 0 active_anon:11840kB inactive_anon:18848kB active_file:21156kB inactive_file:47604kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:14724kB dirty:31540kB writeback:0kB shmem:19592kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 2048kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 39.634263] Node 1 active_anon:0kB inactive_anon:0kB active_file:120kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:12kB writeback:0kB shmem:0kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 39.660236] Node 0 DMA free:15908kB min:204kB low:252kB high:300kB 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 [ 39.686529] lowmem_reserve[]: 0 2693 2695 2695 2695 [ 39.691694] Node 0 DMA32 free:2067616kB min:35996kB low:44992kB high:53988kB active_anon:11840kB inactive_anon:18848kB active_file:21156kB inactive_file:47604kB unevictable:0kB writepending:31540kB present:3129332kB managed:2763452kB mlocked:0kB kernel_stack:6560kB pagetables:1380kB bounce:0kB free_pcp:2308kB local_pcp:1032kB free_cma:0kB [ 39.721919] lowmem_reserve[]: 0 0 1 1 1 [ 39.725954] Node 0 Normal free:8kB min:24kB low:28kB high:32kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:1048576kB managed:2000kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 39.752353] lowmem_reserve[]: 0 0 0 0 0 [ 39.756385] Node 1 Normal free:4039456kB min:53876kB low:67344kB high:80812kB active_anon:0kB inactive_anon:0kB active_file:120kB inactive_file:0kB unevictable:0kB writepending:12kB present:4194304kB managed:4128248kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 39.784175] lowmem_reserve[]: 0 0 0 0 0 [ 39.788207] 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 [ 39.801865] Node 0 DMA32: 1356*4kB (UM) 108*8kB (UME) 391*16kB (UME) 173*32kB (UME) 24*64kB (UME) 9*128kB (UME) 8*256kB (UME) 3*512kB (UME) 3*1024kB (UME) 4*2048kB (UME) 496*4096kB (M) = 2067232kB [ 39.819783] Node 0 Normal: 0*4kB 1*8kB (U) 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 8kB [ 39.830958] Node 1 Normal: 102*4kB (UME) 409*8kB (UE) 284*16kB (UM) 86*32kB (UME) 23*64kB (UM) 13*128kB (UM) 14*256kB (UM) 7*512kB (UME) 2*1024kB (M) 1*2048kB (U) 980*4096kB (M) = 4039456kB [ 39.848123] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 39.857081] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 39.865738] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 39.874698] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 39.883357] 22117 total pagecache pages [ 39.887379] 0 pages in swap cache [ 39.890915] Swap cache stats: add 0, delete 0, find 0/0 [ 39.896315] Free swap = 0kB [ 39.899395] Total swap = 0kB [ 39.902485] 2097051 pages RAM [ 39.905621] 0 pages HighMem/MovableOnly [ 39.909606] 369649 pages reserved [ 39.913138] 0 pages cma reserved [ 39.916537] Unreclaimable slab info: [ 39.920262] Name Used Total [ 39.925943] TIPC 1KB 7KB [ 39.931424] SCTPv6 2KB 6KB [ 39.936837] DCCPv6 2KB 7KB [ 39.942278] DCCP 2KB 7KB [ 39.947709] RXRPC 1KB 6KB [ 39.953160] rxrpc_call_jar 11KB 15KB [ 39.958576] fib6_nodes 0KB 4KB [ 39.964018] ip6_dst_cache 1KB 3KB [ 39.969424] RAWv6 10KB 20KB [ 39.974887] UDPv6 13KB 15KB [ 39.980292] TCPv6 6KB 12KB [ 39.985742] nf_conntrack 18KB 26KB [ 39.991256] t10_alua_lu_gp_cache 0KB 3KB [ 39.996906] sd_ext_cdb 0KB 7KB [ 40.002341] scsi_sense_cache 1056KB 1072KB [ 40.007739] virtio_scsi_cmd 16KB 16KB [ 40.013195] sgpool-128 8KB 8KB [ 40.018602] sgpool-64 4KB 12KB [ 40.024169] sgpool-32 2KB 15KB [ 40.029576] sgpool-16 1KB 7KB [ 40.035035] sgpool-8 0KB 7KB [ 40.040511] mqueue_inode_cache 1KB 7KB [ 40.046034] bio_post_read_ctx 14KB 15KB [ 40.051550] bio-2 14KB 15KB [ 40.056953] jfs_mp 7KB 7KB [ 40.062415] cifs_small_rq 15KB 16KB [ 40.067823] cifs_request 67KB 67KB [ 40.073279] cifs_mpx_ids 0KB 7KB [ 40.078705] nfs_commit_data 3KB 14KB [ 40.084637] nfs_write_data 34KB 44KB [ 40.090103] ext4_system_zone 1KB 7KB [ 40.095626] bio-1 1KB 7KB [ 40.101145] rpc_buffers 17KB 25KB [ 40.106553] rpc_tasks 2KB 7KB [ 40.112006] UNIX 271KB 345KB [ 40.117416] tcp_bind_bucket 0KB 4KB [ 40.122927] ip_fib_trie 0KB 3KB [ 40.128336] ip_fib_alias 0KB 3KB [ 40.133795] ip_dst_cache 3KB 12KB [ 40.139202] RAW 6KB 15KB [ 40.144661] UDP 25KB 47KB [ 40.150087] request_sock_TCP 0KB 3KB [ 40.155546] TCP 5KB 11KB [ 40.161000] hugetlbfs_inode_cache 3KB 15KB [ 40.166731] fscache_cookie_jar 1KB 11KB [ 40.172261] eventpoll_pwq 34KB 83KB [ 40.177672] eventpoll_epi 57KB 129KB [ 40.183129] inotify_inode_mark 6KB 11KB [ 40.188631] request_queue 215KB 309KB [ 40.194091] blkdev_requests 1KB 3KB [ 40.199496] blkdev_ioc 3KB 15KB [ 40.204940] bio-0 71KB 131KB [ 40.210421] biovec-max 1237KB 1254KB [ 40.215825] biovec-64 13KB 63KB [ 40.221277] biovec-16 2KB 11KB [ 40.226686] bio_integrity_payload 1KB 8KB [ 40.232601] khugepaged_mm_slot 1KB 3KB [ 40.238111] uid_cache 1KB 4KB [ 40.243556] dmaengine-unmap-2 0KB 3KB [ 40.248957] skbuff_fclone_cache 580KB 581KB [ 40.254579] skbuff_head_cache 2129KB 2208KB [ 40.259982] configfs_dir_cache 3KB 7KB [ 40.265526] file_lock_cache 26KB 43KB [ 40.271000] file_lock_ctx 9KB 11KB [ 40.276391] fsnotify_mark_connector 2KB 7KB [ 40.282356] shmem_inode_cache 7796KB 7804KB [ 40.287766] task_delay_info 115KB 430KB [ 40.293214] taskstats 0KB 3KB [ 40.298625] proc_dir_entry 302KB 307KB [ 40.304078] pde_opener 35KB 81KB [ 40.309481] seq_file 387KB 763KB [ 40.314930] sigqueue 23KB 63KB [ 40.320379] kernfs_node_cache 9949KB 9961KB [ 40.325734] mnt_cache 69KB 76KB [ 40.331152] filp 10126KB 10128KB [ 40.336508] names_cache 178028KB 178049KB [ 40.341922] iint_cache 79KB 79KB [ 40.347273] key_jar 4KB 11KB [ 40.352697] nsproxy 0KB 3KB [ 40.358049] vm_area_struct 1702KB 1821KB [ 40.363472] mm_struct 206KB 390KB [ 40.368832] fs_cache 104KB 388KB [ 40.374249] files_cache 192KB 487KB [ 40.379613] signal_cache 426KB 1020KB [ 40.385033] sighand_cache 538KB 659KB [ 40.390467] task_struct 1578KB 1578KB [ 40.395819] cred_jar 994KB 2048KB [ 40.401231] anon_vma_chain 591KB 803KB [ 40.406622] anon_vma 207KB 362KB [ 40.412048] pid 65KB 320KB [ 40.417448] Acpi-Operand 157KB 202KB [ 40.422865] Acpi-ParseExt 9KB 11KB [ 40.428222] Acpi-Parse 41KB 51KB [ 40.433653] Acpi-State 52KB 70KB [ 40.439053] Acpi-Namespace 20KB 27KB [ 40.444619] numa_policy 0KB 3KB [ 40.450065] debug_objects_cache 687KB 718KB [ 40.455664] trace_event_file 297KB 298KB [ 40.461101] ftrace_event_field 398KB 401KB [ 40.466544] pool_workqueue 79KB 84KB [ 40.471995] page->ptl 176KB 458KB [ 40.477391] kmalloc-2097152 2050KB 2050KB [ 40.482816] kmalloc-524288 2056KB 2056KB [ 40.488170] kmalloc-262144 1290KB 1290KB [ 40.493608] kmalloc-131072 650KB 650KB [ 40.498969] kmalloc-65536 264KB 330KB [ 40.504397] kmalloc-32768 660KB 660KB [ 40.509751] kmalloc-16384 247KB 264KB [ 40.515172] kmalloc-8192 1080KB 1122KB [ 40.520595] kmalloc-4096 9804KB 9864KB [ 40.525945] kmalloc-2048 6406KB 6406KB [ 40.531369] kmalloc-1024 4146KB 4197KB [ 40.536731] kmalloc-512 3230KB 4552KB [ 40.542156] kmalloc-256 1934KB 2400KB [ 40.547513] kmalloc-128 439KB 504KB [ 40.552928] kmalloc-96 2485KB 2504KB [ 40.558285] kmalloc-64 2340KB 2444KB [ 40.563702] kmalloc-32 1015KB 1905KB [ 40.569060] kmalloc-192 1015KB 1828KB [ 40.574483] kmem_cache 177KB 183KB [ 40.579926] Tasks state (memory values in pages): [ 40.584950] [ pid ] uid tgid total_vm rss pgtables_bytes swapents oom_score_adj name [ 40.593821] [ 4695] 0 4695 11524 1658 126976 0 0 systemd-journal [ 40.603082] [ 4697] 0 4697 10947 970 114688 0 -1000 systemd-udevd [ 40.612160] [ 6153] 100 6153 30769 990 143360 0 0 systemd-timesyn [ 40.621425] [ 6157] 0 6157 5115 278 77824 0 0 dhclient [ 40.629997] [ 7679] 0 7679 6999 590 106496 0 0 cron [ 40.638262] [ 7692] 0 7692 63583 843 147456 0 0 rsyslogd [ 40.646924] [ 7753] 0 7753 3221 431 81920 0 0 agetty [ 40.655534] [ 7781] 0 7781 17490 1605 176128 0 -1000 sshd [ 40.663864] [ 7804] 0 7804 3221 409 69632 0 0 agetty [ 40.672338] [ 7807] 0 7807 3221 432 73728 0 0 agetty [ 40.680811] [ 7809] 0 7809 3221 433 73728 0 0 agetty [ 40.689214] [ 7810] 0 7810 3221 412 77824 0 0 agetty [ 40.697757] [ 7811] 0 7811 3221 390 73728 0 0 agetty [ 40.706233] [ 7812] 0 7812 3165 421 73728 0 0 agetty [ 40.714837] [ 8089] 0 8089 17490 1623 184320 0 0 sshd [ 40.723145] [ 8091] 0 8091 4360 1 36864 0 0 syz-executor765 [ 40.732395] [ 8097] 0 8097 4360 525 45056 0 1000 syz-executor765 [ 40.741674] Out of memory: Kill process 8097 (syz-executor765) score 1000 or sacrifice child executing program [ 40.750336] Killed process 8097 (syz-executor765) total-vm:17440kB, anon-rss:2100kB, file-rss:0kB, shmem-rss:0kB [ 40.761300] oom_reaper: reaped process 8097 (syz-executor765), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 40.775426] FAULT_INJECTION: forcing a failure. [ 40.775426] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 40.787288] CPU: 1 PID: 8100 Comm: syz-executor765 Not tainted 4.19.211-syzkaller #0 [ 40.795161] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 40.804500] Call Trace: [ 40.807075] dump_stack+0x1fc/0x2ef [ 40.810686] should_fail.cold+0xa/0xf [ 40.814474] ? lock_acquire+0x170/0x3c0 [ 40.818431] ? setup_fault_attr+0x200/0x200 [ 40.822743] __alloc_pages_nodemask+0x239/0x2890 [ 40.827507] ? mark_held_locks+0xa6/0xf0 [ 40.831548] ? finish_task_switch+0x118/0x760 [ 40.836028] ? _raw_spin_unlock_irq+0x24/0x80 [ 40.840505] ? __lock_acquire+0x6de/0x3ff0 [ 40.844729] ? __schedule+0x88f/0x2040 [ 40.848597] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 40.853428] ? mark_held_locks+0xf0/0xf0 [ 40.857488] ? io_schedule_timeout+0x140/0x140 [ 40.862059] ? n_tty_write+0xa91/0xff0 [ 40.865941] ? lock_downgrade+0x720/0x720 [ 40.870082] ? __lock_acquire+0x6de/0x3ff0 [ 40.874300] alloc_pages_vma+0xf2/0x780 [ 40.878263] wp_page_copy+0x219/0x2c40 [ 40.882134] ? _vm_normal_page+0x132/0x510 [ 40.886352] ? follow_pte_pmd+0x60/0x60 [ 40.890313] do_wp_page+0x2d4/0x2210 [ 40.894010] ? finish_mkwrite_fault+0x640/0x640 [ 40.898658] ? __handle_mm_fault+0x15f6/0x41c0 [ 40.903224] ? mark_held_locks+0xf0/0xf0 [ 40.907271] __handle_mm_fault+0x258b/0x41c0 [ 40.911662] ? kernel_read+0x110/0x110 [ 40.915532] ? vm_insert_page+0x9c0/0x9c0 [ 40.919683] ? apparmor_getprocattr+0x11e0/0x11e0 [ 40.924514] ? check_preemption_disabled+0x41/0x280 [ 40.929514] handle_mm_fault+0x436/0xb10 [ 40.933562] __do_page_fault+0x68e/0xd60 [ 40.937611] ? trace_hardirqs_off_caller+0x6e/0x210 [ 40.942611] ? spurious_fault+0x840/0x840 [ 40.946741] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 40.951566] ? page_fault+0x8/0x30 [ 40.955089] page_fault+0x1e/0x30 [ 40.958523] RIP: 0033:0x7fda6ee0de25 [ 40.962218] Code: 0a 00 00 74 08 84 c9 0f 85 46 02 00 00 45 31 e4 0f 1f 44 00 00 64 8b 04 25 18 00 00 00 ba 01 00 00 00 85 c0 0f 85 d5 01 00 00 <0f> b1 15 1c b0 0a 00 4c 8b 33 4d 85 f6 75 3b e9 72 01 00 00 0f 1f [ 40.981101] RSP: 002b:00007ffe88dec390 EFLAGS: 00010246 [ 40.986452] RAX: 0000000000000000 RBX: 00007fda6eeb6140 RCX: 0000000000000001 [ 40.993715] RDX: 0000000000000001 RSI: 00007fda6eeb6140 RDI: 0000000000000000 [ 41.001054] RBP: 0000000000000000 R08: 0000000000000001 R09: 0000000000000001 [ 41.008308] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 41.015567] R13: 0000000000000001 R14: 0000000000000000 R15: 0000000000000000 [ 41.023204] syz-executor765 invoked oom-killer: gfp_mask=0x0(), nodemask=(null), order=0, oom_score_adj=1000 [ 41.033213] syz-executor765 cpuset=/ mems_allowed=0-1 [ 41.038424] CPU: 1 PID: 8100 Comm: syz-executor765 Not tainted 4.19.211-syzkaller #0 [ 41.046303] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 41.055638] Call Trace: [ 41.058211] dump_stack+0x1fc/0x2ef [ 41.061834] dump_header+0x15d/0xc3f [ 41.065535] ? _raw_spin_unlock_irqrestore+0x66/0xe0 [ 41.070621] ? ___ratelimit+0x319/0x590 [ 41.074580] oom_kill_process.cold+0x10/0x692 [ 41.079059] ? oom_badness.part.0+0x135/0x6e0 [ 41.083539] ? lock_downgrade+0x720/0x720 [ 41.087672] ? check_preemption_disabled+0x41/0x280 [ 41.092672] out_of_memory+0x34d/0x1390 [ 41.096656] ? lock_acquire+0x170/0x3c0 [ 41.100613] ? oom_killer_disable+0x270/0x270 [ 41.105091] ? mutex_trylock+0x15f/0x1a0 [ 41.109134] pagefault_out_of_memory+0x102/0x120 [ 41.113874] ? out_of_memory+0x1390/0x1390 [ 41.118094] ? lock_downgrade+0x720/0x720 [ 41.122229] mm_fault_error+0x106/0x390 [ 41.126188] __do_page_fault+0xc34/0xd60 [ 41.130234] ? trace_hardirqs_off_caller+0x6e/0x210 [ 41.135233] ? spurious_fault+0x840/0x840 [ 41.139365] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 41.144191] ? page_fault+0x8/0x30 [ 41.147713] page_fault+0x1e/0x30 [ 41.151145] RIP: 0033:0x7fda6ee0de25 [ 41.154845] Code: 0a 00 00 74 08 84 c9 0f 85 46 02 00 00 45 31 e4 0f 1f 44 00 00 64 8b 04 25 18 00 00 00 ba 01 00 00 00 85 c0 0f 85 d5 01 00 00 <0f> b1 15 1c b0 0a 00 4c 8b 33 4d 85 f6 75 3b e9 72 01 00 00 0f 1f [ 41.173728] RSP: 002b:00007ffe88dec390 EFLAGS: 00010246 [ 41.179072] RAX: 0000000000000000 RBX: 00007fda6eeb6140 RCX: 0000000000000001 [ 41.186321] RDX: 0000000000000001 RSI: 00007fda6eeb6140 RDI: 0000000000000000 [ 41.193573] RBP: 0000000000000000 R08: 0000000000000001 R09: 0000000000000001 [ 41.200829] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 41.208083] R13: 0000000000000001 R14: 0000000000000000 R15: 0000000000000000 [ 41.215504] Mem-Info: [ 41.217946] active_anon:2959 inactive_anon:4712 isolated_anon:0 [ 41.217946] active_file:5319 inactive_file:11919 isolated_file:0 [ 41.217946] unevictable:0 dirty:7910 writeback:0 unstable:0 [ 41.217946] slab_reclaimable:16170 slab_unreclaimable:113175 [ 41.217946] mapped:3707 shmem:4898 pagetables:346 bounce:0 [ 41.217946] free:1530505 free_pcp:540 free_cma:0 [ 41.251998] Node 0 active_anon:11836kB inactive_anon:18848kB active_file:21156kB inactive_file:47676kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:14828kB dirty:31628kB writeback:0kB shmem:19592kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 2048kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 41.280965] Node 1 active_anon:0kB inactive_anon:0kB active_file:120kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:12kB writeback:0kB shmem:0kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 41.306895] Node 0 DMA free:15908kB min:204kB low:252kB high:300kB 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 [ 41.333105] lowmem_reserve[]: 0 2693 2695 2695 2695 [ 41.338124] Node 0 DMA32 free:2066960kB min:35996kB low:44992kB high:53988kB active_anon:11836kB inactive_anon:18848kB active_file:21156kB inactive_file:47676kB unevictable:0kB writepending:31628kB present:3129332kB managed:2763452kB mlocked:0kB kernel_stack:6560kB pagetables:1384kB bounce:0kB free_pcp:2164kB local_pcp:1064kB free_cma:0kB [ 41.368319] lowmem_reserve[]: 0 0 1 1 1 [ 41.372365] Node 0 Normal free:8kB min:24kB low:28kB high:32kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:1048576kB managed:2000kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 41.398298] lowmem_reserve[]: 0 0 0 0 0 [ 41.402350] Node 1 Normal free:4039456kB min:53876kB low:67344kB high:80812kB active_anon:0kB inactive_anon:0kB active_file:120kB inactive_file:0kB unevictable:0kB writepending:12kB present:4194304kB managed:4128248kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 41.430109] lowmem_reserve[]: 0 0 0 0 0 [ 41.434089] 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 [ 41.447703] Node 0 DMA32: 1356*4kB (UM) 55*8kB (UME) 343*16kB (UME) 187*32kB (UME) 25*64kB (UME) 9*128kB (UME) 8*256kB (UME) 3*512kB (UME) 3*1024kB (UME) 4*2048kB (UME) 496*4096kB (M) = 2066552kB [ 41.465479] Node 0 Normal: 0*4kB 1*8kB (U) 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 8kB [ 41.476689] Node 1 Normal: 102*4kB (UME) 409*8kB (UE) 284*16kB (UM) 86*32kB (UME) 23*64kB (UM) 13*128kB (UM) 14*256kB (UM) 7*512kB (UME) 2*1024kB (M) 1*2048kB (U) 980*4096kB (M) = 4039456kB [ 41.494967] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 41.503875] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 41.512516] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 41.521434] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 41.530059] 22139 total pagecache pages [ 41.534024] 0 pages in swap cache [ 41.537458] Swap cache stats: add 0, delete 0, find 0/0 [ 41.542875] Free swap = 0kB [ 41.545888] Total swap = 0kB [ 41.548891] 2097051 pages RAM [ 41.552046] 0 pages HighMem/MovableOnly [ 41.556010] 369649 pages reserved [ 41.559440] 0 pages cma reserved [ 41.562855] Unreclaimable slab info: [ 41.566564] Name Used Total [ 41.572230] TIPC 1KB 7KB [ 41.577591] SCTPv6 2KB 6KB [ 41.583124] DCCPv6 2KB 7KB [ 41.588481] DCCP 2KB 7KB [ 41.593924] RXRPC 1KB 6KB [ 41.599279] rxrpc_call_jar 11KB 15KB [ 41.604707] fib6_nodes 0KB 4KB [ 41.610131] ip6_dst_cache 1KB 3KB [ 41.615482] RAWv6 10KB 20KB [ 41.620903] UDPv6 13KB 15KB [ 41.626255] TCPv6 6KB 12KB [ 41.631678] nf_conntrack 18KB 26KB [ 41.637080] t10_alua_lu_gp_cache 0KB 3KB [ 41.642759] sd_ext_cdb 0KB 7KB [ 41.648111] scsi_sense_cache 1056KB 1072KB [ 41.653538] virtio_scsi_cmd 16KB 16KB [ 41.658900] sgpool-128 8KB 8KB [ 41.664333] sgpool-64 4KB 12KB [ 41.669700] sgpool-32 2KB 15KB [ 41.675456] sgpool-16 1KB 7KB [ 41.681155] sgpool-8 0KB 7KB [ 41.686525] mqueue_inode_cache 1KB 7KB [ 41.692397] bio_post_read_ctx 14KB 15KB [ 41.697800] bio-2 14KB 15KB [ 41.703492] jfs_mp 7KB 7KB [ 41.708873] cifs_small_rq 15KB 16KB [ 41.714606] cifs_request 67KB 67KB [ 41.720213] cifs_mpx_ids 0KB 7KB [ 41.725613] nfs_commit_data 3KB 14KB [ 41.731318] nfs_write_data 34KB 44KB [ 41.736708] ext4_system_zone 1KB 7KB [ 41.742417] bio-1 1KB 7KB [ 41.747796] rpc_buffers 17KB 25KB [ 41.753493] rpc_tasks 2KB 7KB [ 41.758854] UNIX 271KB 345KB [ 41.764564] tcp_bind_bucket 0KB 4KB [ 41.770159] ip_fib_trie 0KB 3KB [ 41.775511] ip_fib_alias 0KB 3KB [ 41.781178] ip_dst_cache 3KB 12KB [ 41.786542] RAW 6KB 15KB [ 41.792228] UDP 25KB 47KB [ 41.797592] request_sock_TCP 0KB 3KB [ 41.803372] TCP 5KB 11KB [ 41.808733] hugetlbfs_inode_cache 3KB 15KB [ 41.814772] fscache_cookie_jar 1KB 11KB [ 41.820467] eventpoll_pwq 34KB 83KB [ 41.825816] eventpoll_epi 57KB 129KB [ 41.831585] inotify_inode_mark 6KB 11KB [ 41.837038] request_queue 215KB 309KB [ 41.842730] blkdev_requests 1KB 3KB [ 41.848104] blkdev_ioc 3KB 15KB [ 41.853790] bio-0 71KB 131KB [ 41.859150] biovec-max 1237KB 1254KB [ 41.864845] biovec-64 13KB 63KB [ 41.870447] biovec-16 2KB 11KB [ 41.875795] bio_integrity_payload 1KB 8KB [ 41.881581] khugepaged_mm_slot 1KB 3KB [ 41.887026] uid_cache 1KB 4KB [ 41.892458] dmaengine-unmap-2 0KB 3KB [ 41.897820] skbuff_fclone_cache 580KB 581KB [ 41.903419] skbuff_head_cache 2078KB 2208KB [ 41.908775] configfs_dir_cache 3KB 7KB [ 41.914279] file_lock_cache 26KB 43KB [ 41.920311] file_lock_ctx 9KB 11KB [ 41.925713] fsnotify_mark_connector 2KB 7KB [ 41.931663] shmem_inode_cache 7796KB 7804KB [ 41.937023] task_delay_info 115KB 430KB [ 41.942450] taskstats 0KB 3KB [ 41.947803] proc_dir_entry 302KB 307KB [ 41.953223] pde_opener 35KB 81KB [ 41.958576] seq_file 365KB 748KB [ 41.964001] sigqueue 23KB 63KB [ 41.969356] kernfs_node_cache 9949KB 9961KB [ 41.974772] mnt_cache 69KB 76KB [ 41.980202] filp 10164KB 10166KB [ 41.985557] names_cache 178474KB 178495KB [ 41.990985] iint_cache 79KB 79KB [ 41.996341] key_jar 4KB 11KB [ 42.001771] nsproxy 0KB 3KB [ 42.007134] vm_area_struct 1702KB 1821KB [ 42.012558] mm_struct 206KB 390KB [ 42.017910] fs_cache 104KB 388KB [ 42.023349] files_cache 192KB 487KB [ 42.028704] signal_cache 426KB 1020KB [ 42.034127] sighand_cache 538KB 659KB [ 42.039485] task_struct 1584KB 1584KB [ 42.044906] cred_jar 1114KB 2048KB [ 42.050340] anon_vma_chain 591KB 803KB [ 42.055687] anon_vma 207KB 362KB [ 42.061102] pid 65KB 320KB [ 42.066461] Acpi-Operand 157KB 202KB [ 42.071883] Acpi-ParseExt 9KB 11KB [ 42.077323] Acpi-Parse 41KB 51KB [ 42.082748] Acpi-State 52KB 70KB [ 42.088105] Acpi-Namespace 20KB 27KB [ 42.093526] numa_policy 0KB 3KB [ 42.098876] debug_objects_cache 687KB 718KB [ 42.104470] trace_event_file 297KB 298KB [ 42.109889] ftrace_event_field 398KB 401KB [ 42.115323] pool_workqueue 79KB 84KB [ 42.120745] page->ptl 176KB 458KB [ 42.126117] kmalloc-2097152 2050KB 2050KB [ 42.131540] kmalloc-524288 2056KB 2056KB [ 42.136891] kmalloc-262144 1290KB 1290KB [ 42.142318] kmalloc-131072 650KB 650KB [ 42.147671] kmalloc-65536 264KB 330KB [ 42.153090] kmalloc-32768 660KB 660KB [ 42.158442] kmalloc-16384 247KB 264KB [ 42.163939] kmalloc-8192 1080KB 1122KB [ 42.169294] kmalloc-4096 9243KB 9303KB [ 42.174720] kmalloc-2048 6419KB 6419KB [ 42.180146] kmalloc-1024 4249KB 4299KB [ 42.185498] kmalloc-512 3128KB 4530KB [ 42.190914] kmalloc-256 1934KB 2400KB [ 42.196283] kmalloc-128 439KB 504KB [ 42.201709] kmalloc-96 2497KB 2516KB [ 42.207064] kmalloc-64 2325KB 2444KB [ 42.212487] kmalloc-32 1015KB 1905KB [ 42.217838] kmalloc-192 1015KB 1828KB [ 42.223257] kmem_cache 177KB 183KB [ 42.228611] Tasks state (memory values in pages): [ 42.233506] [ pid ] uid tgid total_vm rss pgtables_bytes swapents oom_score_adj name [ 42.242384] [ 4695] 0 4695 11524 1724 126976 0 0 systemd-journal [ 42.251634] [ 4697] 0 4697 10947 970 114688 0 -1000 systemd-udevd [ 42.260965] [ 6153] 100 6153 30769 990 143360 0 0 systemd-timesyn [ 42.270212] [ 6157] 0 6157 5115 278 77824 0 0 dhclient [ 42.278789] [ 7679] 0 7679 6999 590 106496 0 0 cron [ 42.287067] [ 7692] 0 7692 63583 843 147456 0 0 rsyslogd [ 42.295810] [ 7753] 0 7753 3221 431 81920 0 0 agetty [ 42.304251] [ 7781] 0 7781 17490 1605 176128 0 -1000 sshd [ 42.312558] [ 7804] 0 7804 3221 409 69632 0 0 agetty [ 42.321059] [ 7807] 0 7807 3221 432 73728 0 0 agetty [ 42.329546] [ 7809] 0 7809 3221 433 73728 0 0 agetty [ 42.337938] [ 7810] 0 7810 3221 412 77824 0 0 agetty [ 42.346383] [ 7811] 0 7811 3221 390 73728 0 0 agetty [ 42.354852] [ 7812] 0 7812 3165 421 73728 0 0 agetty [ 42.363303] [ 8089] 0 8089 17490 1623 184320 0 0 sshd [ 42.371608] [ 8091] 0 8091 4360 1 36864 0 0 syz-executor765 [ 42.380930] [ 8100] 0 8100 4360 525 45056 0 1000 syz-executor765 [ 42.390194] Out of memory: Kill process 8100 (syz-executor765) score 1000 or sacrifice child [ 42.398771] Killed process 8100 (syz-executor765) total-vm:17440kB, anon-rss:2100kB, file-rss:0kB, shmem-rss:0kB executing program [ 42.409967] oom_reaper: reaped process 8100 (syz-executor765), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 42.423986] FAULT_INJECTION: forcing a failure. [ 42.423986] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 42.435954] CPU: 1 PID: 8101 Comm: syz-executor765 Not tainted 4.19.211-syzkaller #0 [ 42.443815] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 42.453146] Call Trace: [ 42.455720] dump_stack+0x1fc/0x2ef [ 42.459330] should_fail.cold+0xa/0xf [ 42.463117] ? lock_acquire+0x170/0x3c0 [ 42.467075] ? setup_fault_attr+0x200/0x200 [ 42.471382] __alloc_pages_nodemask+0x239/0x2890 [ 42.476118] ? mark_held_locks+0xa6/0xf0 [ 42.480159] ? finish_task_switch+0x118/0x760 [ 42.484635] ? _raw_spin_unlock_irq+0x24/0x80 [ 42.489113] ? __lock_acquire+0x6de/0x3ff0 [ 42.493330] ? __schedule+0x88f/0x2040 [ 42.497197] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 42.502022] ? mark_held_locks+0xf0/0xf0 [ 42.506063] ? io_schedule_timeout+0x140/0x140 [ 42.510650] ? n_tty_write+0xa91/0xff0 [ 42.514521] ? lock_downgrade+0x720/0x720 [ 42.518653] ? __lock_acquire+0x6de/0x3ff0 [ 42.522877] alloc_pages_vma+0xf2/0x780 [ 42.526845] wp_page_copy+0x219/0x2c40 [ 42.530715] ? _vm_normal_page+0x132/0x510 [ 42.534931] ? follow_pte_pmd+0x60/0x60 [ 42.538888] do_wp_page+0x2d4/0x2210 [ 42.542584] ? finish_mkwrite_fault+0x640/0x640 [ 42.547235] ? __handle_mm_fault+0x15f6/0x41c0 [ 42.551801] ? mark_held_locks+0xf0/0xf0 [ 42.555845] __handle_mm_fault+0x258b/0x41c0 [ 42.560234] ? kernel_read+0x110/0x110 [ 42.564105] ? vm_insert_page+0x9c0/0x9c0 [ 42.568248] ? apparmor_getprocattr+0x11e0/0x11e0 [ 42.573078] ? check_preemption_disabled+0x41/0x280 [ 42.578078] handle_mm_fault+0x436/0xb10 [ 42.582124] __do_page_fault+0x68e/0xd60 [ 42.586169] ? trace_hardirqs_off_caller+0x6e/0x210 [ 42.591196] ? spurious_fault+0x840/0x840 [ 42.595328] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 42.600152] ? page_fault+0x8/0x30 [ 42.603674] page_fault+0x1e/0x30 [ 42.607112] RIP: 0033:0x7fda6ee0de25 [ 42.611330] Code: 0a 00 00 74 08 84 c9 0f 85 46 02 00 00 45 31 e4 0f 1f 44 00 00 64 8b 04 25 18 00 00 00 ba 01 00 00 00 85 c0 0f 85 d5 01 00 00 <0f> b1 15 1c b0 0a 00 4c 8b 33 4d 85 f6 75 3b e9 72 01 00 00 0f 1f [ 42.630337] RSP: 002b:00007ffe88dec390 EFLAGS: 00010246 [ 42.635683] RAX: 0000000000000000 RBX: 00007fda6eeb6140 RCX: 0000000000000001 [ 42.642934] RDX: 0000000000000001 RSI: 00007fda6eeb6140 RDI: 0000000000000000 [ 42.650187] RBP: 0000000000000000 R08: 0000000000000001 R09: 0000000000000001 [ 42.657439] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 42.664684] R13: 0000000000000001 R14: 0000000000000000 R15: 0000000000000000 [ 42.672450] syz-executor765 invoked oom-killer: gfp_mask=0x0(), nodemask=(null), order=0, oom_score_adj=1000 [ 42.682586] syz-executor765 cpuset=/ mems_allowed=0-1 [ 42.687876] CPU: 1 PID: 8101 Comm: syz-executor765 Not tainted 4.19.211-syzkaller #0 [ 42.695759] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 42.705094] Call Trace: [ 42.707665] dump_stack+0x1fc/0x2ef [ 42.711276] dump_header+0x15d/0xc3f [ 42.714971] ? _raw_spin_unlock_irqrestore+0x66/0xe0 [ 42.720059] ? ___ratelimit+0x319/0x590 [ 42.724013] oom_kill_process.cold+0x10/0x692 [ 42.728488] ? oom_badness.part.0+0x135/0x6e0 [ 42.732965] ? lock_downgrade+0x720/0x720 [ 42.737095] ? check_preemption_disabled+0x41/0x280 [ 42.742095] out_of_memory+0x34d/0x1390 [ 42.746055] ? lock_acquire+0x170/0x3c0 [ 42.750008] ? oom_killer_disable+0x270/0x270 [ 42.754485] ? mutex_trylock+0x15f/0x1a0 [ 42.758525] pagefault_out_of_memory+0x102/0x120 [ 42.763261] ? out_of_memory+0x1390/0x1390 [ 42.767480] ? lock_downgrade+0x720/0x720 [ 42.771614] mm_fault_error+0x106/0x390 [ 42.775572] __do_page_fault+0xc34/0xd60 [ 42.779618] ? trace_hardirqs_off_caller+0x6e/0x210 [ 42.784626] ? spurious_fault+0x840/0x840 [ 42.788755] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 42.793580] ? page_fault+0x8/0x30 [ 42.797124] page_fault+0x1e/0x30 [ 42.800556] RIP: 0033:0x7fda6ee0de25 [ 42.804254] Code: 0a 00 00 74 08 84 c9 0f 85 46 02 00 00 45 31 e4 0f 1f 44 00 00 64 8b 04 25 18 00 00 00 ba 01 00 00 00 85 c0 0f 85 d5 01 00 00 <0f> b1 15 1c b0 0a 00 4c 8b 33 4d 85 f6 75 3b e9 72 01 00 00 0f 1f [ 42.823141] RSP: 002b:00007ffe88dec390 EFLAGS: 00010246 [ 42.828484] RAX: 0000000000000000 RBX: 00007fda6eeb6140 RCX: 0000000000000001 [ 42.835733] RDX: 0000000000000001 RSI: 00007fda6eeb6140 RDI: 0000000000000000 [ 42.842981] RBP: 0000000000000000 R08: 0000000000000001 R09: 0000000000000001 [ 42.850243] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 42.857580] R13: 0000000000000001 R14: 0000000000000000 R15: 0000000000000000 [ 42.864983] Mem-Info: [ 42.867493] active_anon:2965 inactive_anon:4712 isolated_anon:0 [ 42.867493] active_file:5319 inactive_file:11933 isolated_file:0 [ 42.867493] unevictable:0 dirty:7923 writeback:0 unstable:0 [ 42.867493] slab_reclaimable:16171 slab_unreclaimable:112768 [ 42.867493] mapped:3721 shmem:4898 pagetables:346 bounce:0 [ 42.867493] free:1530927 free_pcp:514 free_cma:0 [ 42.901747] Node 0 active_anon:11860kB inactive_anon:18848kB active_file:21156kB inactive_file:47732kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:14884kB dirty:31680kB writeback:0kB shmem:19592kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 2048kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 42.930170] Node 1 active_anon:0kB inactive_anon:0kB active_file:120kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:12kB writeback:0kB shmem:0kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 42.956150] Node 0 DMA free:15908kB min:204kB low:252kB high:300kB 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 [ 42.982399] lowmem_reserve[]: 0 2693 2695 2695 2695 [ 42.987913] Node 0 DMA32 free:2068544kB min:35996kB low:44992kB high:53988kB active_anon:11860kB inactive_anon:18848kB active_file:21156kB inactive_file:47732kB unevictable:0kB writepending:31680kB present:3129332kB managed:2763452kB mlocked:0kB kernel_stack:6560kB pagetables:1384kB bounce:0kB free_pcp:2056kB local_pcp:980kB free_cma:0kB [ 43.018046] lowmem_reserve[]: 0 0 1 1 1 [ 43.022122] Node 0 Normal free:8kB min:24kB low:28kB high:32kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:1048576kB managed:2000kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 43.048049] lowmem_reserve[]: 0 0 0 0 0 [ 43.052090] Node 1 Normal free:4039456kB min:53876kB low:67344kB high:80812kB active_anon:0kB inactive_anon:0kB active_file:120kB inactive_file:0kB unevictable:0kB writepending:12kB present:4194304kB managed:4128248kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 43.079831] lowmem_reserve[]: 0 0 0 0 0 [ 43.083804] 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 [ 43.097409] Node 0 DMA32: 1356*4kB (UM) 131*8kB (UME) 372*16kB (UME) 203*32kB (UME) 26*64kB (UME) 9*128kB (UME) 8*256kB (UME) 3*512kB (UME) 3*1024kB (UME) 4*2048kB (UME) 496*4096kB (M) = 2068200kB [ 43.115276] Node 0 Normal: 0*4kB 1*8kB (U) 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 8kB [ 43.126410] Node 1 Normal: 102*4kB (UME) 409*8kB (UE) 284*16kB (UM) 86*32kB (UME) 23*64kB (UM) 13*128kB (UM) 14*256kB (UM) 7*512kB (UME) 2*1024kB (M) 1*2048kB (U) 980*4096kB (M) = 4039456kB [ 43.143551] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 43.152444] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 43.161078] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 43.169963] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 43.178525] 22164 total pagecache pages [ 43.182554] 0 pages in swap cache [ 43.185997] Swap cache stats: add 0, delete 0, find 0/0 [ 43.191393] Free swap = 0kB [ 43.194407] Total swap = 0kB [ 43.197407] 2097051 pages RAM [ 43.200565] 0 pages HighMem/MovableOnly [ 43.204537] 369649 pages reserved [ 43.207967] 0 pages cma reserved [ 43.211369] Unreclaimable slab info: [ 43.215075] Name Used Total [ 43.220853] TIPC 1KB 7KB [ 43.226218] SCTPv6 2KB 6KB [ 43.231644] DCCPv6 2KB 7KB [ 43.237099] DCCP 2KB 7KB [ 43.242570] RXRPC 1KB 6KB [ 43.247960] rxrpc_call_jar 11KB 15KB [ 43.253382] fib6_nodes 0KB 4KB [ 43.258737] ip6_dst_cache 1KB 3KB [ 43.264164] RAWv6 10KB 20KB [ 43.269591] UDPv6 13KB 15KB [ 43.274941] TCPv6 6KB 12KB [ 43.280387] nf_conntrack 18KB 26KB [ 43.285800] t10_alua_lu_gp_cache 0KB 3KB [ 43.291705] sd_ext_cdb 0KB 7KB [ 43.297073] scsi_sense_cache 1056KB 1072KB [ 43.302498] virtio_scsi_cmd 16KB 16KB [ 43.307855] sgpool-128 8KB 8KB [ 43.313318] sgpool-64 4KB 12KB [ 43.318674] sgpool-32 2KB 15KB [ 43.324233] sgpool-16 1KB 7KB [ 43.329715] sgpool-8 0KB 7KB [ 43.335080] mqueue_inode_cache 1KB 7KB [ 43.340595] bio_post_read_ctx 14KB 15KB [ 43.345987] bio-2 14KB 15KB [ 43.351409] jfs_mp 7KB 7KB [ 43.356780] cifs_small_rq 15KB 16KB [ 43.362235] cifs_request 67KB 67KB [ 43.367587] cifs_mpx_ids 0KB 7KB [ 43.373004] nfs_commit_data 3KB 14KB [ 43.378357] nfs_write_data 34KB 44KB [ 43.383809] ext4_system_zone 1KB 7KB [ 43.389266] bio-1 1KB 7KB [ 43.394628] rpc_buffers 17KB 25KB [ 43.400067] rpc_tasks 2KB 7KB [ 43.405419] UNIX 271KB 345KB [ 43.410831] tcp_bind_bucket 0KB 4KB [ 43.416198] ip_fib_trie 0KB 3KB [ 43.421620] ip_fib_alias 0KB 3KB [ 43.426972] ip_dst_cache 3KB 12KB [ 43.432383] RAW 6KB 15KB [ 43.437731] UDP 25KB 47KB [ 43.443154] request_sock_TCP 0KB 3KB [ 43.448508] TCP 5KB 11KB [ 43.453921] hugetlbfs_inode_cache 3KB 15KB [ 43.459723] fscache_cookie_jar 1KB 11KB [ 43.465161] eventpoll_pwq 34KB 83KB [ 43.470557] eventpoll_epi 57KB 129KB [ 43.475914] inotify_inode_mark 6KB 11KB [ 43.481421] request_queue 215KB 309KB [ 43.486780] blkdev_requests 1KB 3KB [ 43.492189] blkdev_ioc 3KB 15KB [ 43.497556] bio-0 71KB 131KB [ 43.502978] biovec-max 1237KB 1254KB [ 43.508328] biovec-64 13KB 63KB [ 43.513732] biovec-16 2KB 11KB [ 43.519191] bio_integrity_payload 1KB 8KB [ 43.525140] khugepaged_mm_slot 1KB 3KB [ 43.531825] uid_cache 1KB 4KB [ 43.537184] dmaengine-unmap-2 0KB 3KB [ 43.542608] skbuff_fclone_cache 580KB 581KB [ 43.548133] skbuff_head_cache 2011KB 2208KB [ 43.553541] configfs_dir_cache 3KB 7KB [ 43.559056] file_lock_cache 26KB 43KB [ 43.564411] file_lock_ctx 9KB 11KB [ 43.569830] fsnotify_mark_connector 2KB 7KB [ 43.575709] shmem_inode_cache 7796KB 7804KB [ 43.581149] task_delay_info 115KB 430KB [ 43.586594] taskstats 0KB 3KB [ 43.592022] proc_dir_entry 302KB 307KB [ 43.597404] pde_opener 35KB 81KB [ 43.602823] seq_file 327KB 708KB [ 43.608176] sigqueue 23KB 63KB [ 43.613583] kernfs_node_cache 9949KB 9961KB [ 43.618937] mnt_cache 69KB 76KB [ 43.624364] filp 10288KB 10290KB [ 43.629778] names_cache 178602KB 178623KB [ 43.635133] iint_cache 79KB 79KB [ 43.640561] key_jar 4KB 11KB [ 43.645912] nsproxy 0KB 3KB [ 43.651319] vm_area_struct 1723KB 1821KB [ 43.656675] mm_struct 206KB 390KB [ 43.662097] fs_cache 104KB 388KB [ 43.667449] files_cache 192KB 487KB [ 43.672861] signal_cache 426KB 1020KB [ 43.678338] sighand_cache 538KB 659KB [ 43.683772] task_struct 1597KB 1597KB [ 43.689200] cred_jar 1189KB 2048KB [ 43.694555] anon_vma_chain 605KB 803KB [ 43.699984] anon_vma 207KB 362KB [ 43.705341] pid 65KB 320KB [ 43.710745] Acpi-Operand 157KB 202KB [ 43.716101] Acpi-ParseExt 9KB 11KB [ 43.721519] Acpi-Parse 41KB 51KB [ 43.726872] Acpi-State 52KB 70KB [ 43.732276] Acpi-Namespace 20KB 27KB [ 43.737642] numa_policy 0KB 3KB [ 43.743197] debug_objects_cache 687KB 718KB [ 43.748725] trace_event_file 297KB 298KB [ 43.754145] ftrace_event_field 398KB 401KB [ 43.759666] pool_workqueue 79KB 84KB [ 43.765017] page->ptl 176KB 458KB [ 43.770444] kmalloc-2097152 2050KB 2050KB [ 43.775796] kmalloc-524288 2056KB 2056KB [ 43.781217] kmalloc-262144 1290KB 1290KB [ 43.786570] kmalloc-131072 650KB 650KB [ 43.791983] kmalloc-65536 264KB 330KB [ 43.797337] kmalloc-32768 660KB 660KB [ 43.802758] kmalloc-16384 247KB 264KB [ 43.808118] kmalloc-8192 1080KB 1122KB [ 43.813520] kmalloc-4096 8478KB 8538KB [ 43.818875] kmalloc-2048 6426KB 6426KB [ 43.824312] kmalloc-1024 4343KB 4394KB [ 43.829722] kmalloc-512 2993KB 4481KB [ 43.835070] kmalloc-256 1934KB 2400KB [ 43.840484] kmalloc-128 439KB 504KB [ 43.845834] kmalloc-96 2521KB 2540KB [ 43.851244] kmalloc-64 2325KB 2444KB [ 43.856600] kmalloc-32 1015KB 1905KB [ 43.862020] kmalloc-192 1015KB 1828KB [ 43.867371] kmem_cache 177KB 183KB [ 43.872775] Tasks state (memory values in pages): [ 43.877610] [ pid ] uid tgid total_vm rss pgtables_bytes swapents oom_score_adj name [ 43.886466] [ 4695] 0 4695 11524 1724 126976 0 0 systemd-journal [ 43.895808] [ 4697] 0 4697 10947 970 114688 0 -1000 systemd-udevd [ 43.904879] [ 6153] 100 6153 30769 990 143360 0 0 systemd-timesyn [ 43.914336] [ 6157] 0 6157 5115 278 77824 0 0 dhclient [ 43.922977] [ 7679] 0 7679 6999 590 106496 0 0 cron [ 43.931292] [ 7692] 0 7692 63583 843 147456 0 0 rsyslogd [ 43.939919] [ 7753] 0 7753 3221 431 81920 0 0 agetty [ 43.948328] [ 7781] 0 7781 17490 1605 176128 0 -1000 sshd [ 43.956750] [ 7804] 0 7804 3221 409 69632 0 0 agetty [ 43.965232] [ 7807] 0 7807 3221 432 73728 0 0 agetty [ 43.973709] [ 7809] 0 7809 3221 433 73728 0 0 agetty [ 43.982164] [ 7810] 0 7810 3221 412 77824 0 0 agetty [ 43.990633] [ 7811] 0 7811 3221 390 73728 0 0 agetty [ 43.999094] [ 7812] 0 7812 3165 421 73728 0 0 agetty [ 44.007501] [ 8089] 0 8089 17490 1623 184320 0 0 sshd executing program [ 44.015800] [ 8091] 0 8091 4360 1 36864 0 0 syz-executor765 [ 44.025053] [ 8101] 0 8101 4360 525 45056 0 1000 syz-executor765 [ 44.034285] Out of memory: Kill process 8101 (syz-executor765) score 1000 or sacrifice child [ 44.042946] Killed process 8101 (syz-executor765) total-vm:17440kB, anon-rss:2100kB, file-rss:0kB, shmem-rss:0kB [ 44.053879] oom_reaper: reaped process 8101 (syz-executor765), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 44.069142] FAULT_INJECTION: forcing a failure. [ 44.069142] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 44.081840] CPU: 1 PID: 8104 Comm: syz-executor765 Not tainted 4.19.211-syzkaller #0 [ 44.089696] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 44.099028] Call Trace: [ 44.101597] dump_stack+0x1fc/0x2ef [ 44.105205] should_fail.cold+0xa/0xf [ 44.108991] ? setup_fault_attr+0x200/0x200 [ 44.113302] __alloc_pages_nodemask+0x239/0x2890 [ 44.118039] ? static_obj+0x50/0x50 [ 44.121647] ? get_reg+0x1f0/0x1f0 [ 44.125170] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 44.130003] ? __read_once_size_nocheck.constprop.0+0x10/0x10 [ 44.135866] ? deref_stack_reg+0x1d0/0x1d0 [ 44.140084] ? mark_held_locks+0xf0/0xf0 [ 44.144125] ? is_bpf_text_address+0xd5/0x1b0 [ 44.148598] ? __lock_acquire+0x6de/0x3ff0 [ 44.152818] cache_grow_begin+0xa4/0x8a0 [ 44.156870] ? setup_fault_attr+0x200/0x200 [ 44.161176] cache_alloc_refill+0x273/0x340 [ 44.165476] __kmalloc+0x362/0x3c0 [ 44.168998] ? tty_buffer_alloc+0x23f/0x2a0 [ 44.173300] tty_buffer_alloc+0x23f/0x2a0 [ 44.177428] __tty_buffer_request_room+0x156/0x2a0 [ 44.182341] tty_insert_flip_string_fixed_flag+0x93/0x250 [ 44.187856] ? do_raw_spin_lock+0xcb/0x220 [ 44.192080] pty_write+0x126/0x1f0 [ 44.195603] n_tty_write+0xa03/0xff0 [ 44.199294] ? __ldsem_down_read_nested+0xd2/0x780 [ 44.204202] ? n_tty_open+0x160/0x160 [ 44.207987] ? do_wait_intr_irq+0x270/0x270 [ 44.212311] ? __might_fault+0x192/0x1d0 [ 44.216351] tty_write+0x496/0x810 [ 44.219871] ? n_tty_open+0x160/0x160 [ 44.223657] __vfs_write+0xf7/0x770 [ 44.227268] ? tty_compat_ioctl+0x270/0x270 [ 44.231570] ? common_file_perm+0x4e5/0x850 [ 44.235874] ? kernel_read+0x110/0x110 [ 44.239742] ? vm_insert_page+0x9c0/0x9c0 [ 44.243872] ? apparmor_getprocattr+0x11e0/0x11e0 [ 44.248694] ? vfs_write+0x3d7/0x540 [ 44.252386] ? security_file_permission+0x1c0/0x220 [ 44.257380] vfs_write+0x1f3/0x540 [ 44.260900] ksys_write+0x12b/0x2a0 [ 44.264503] ? __ia32_sys_read+0xb0/0xb0 [ 44.268546] ? trace_hardirqs_off_caller+0x6e/0x210 [ 44.273542] ? do_syscall_64+0x21/0x620 [ 44.277582] do_syscall_64+0xf9/0x620 [ 44.281538] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 44.286710] RIP: 0033:0x7fda6ee45079 [ 44.290402] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 b1 14 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 [ 44.309279] RSP: 002b:00007ffe88dec3d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 44.316964] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007fda6ee45079 [ 44.324213] RDX: 0000000000000001 RSI: 0000000020000000 RDI: 0000000000000003 [ 44.331462] RBP: 00007ffe88dec3f0 R08: 0000000000000001 R09: 0000000000000001 [ 44.338712] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 44.345983] R13: 431bde82d7b634db R14: 0000000000000000 R15: 0000000000000000 [ 44.353261] [ 44.353264] ====================================================== [ 44.353267] WARNING: possible circular locking dependency detected [ 44.353269] 4.19.211-syzkaller #0 Not tainted [ 44.353272] ------------------------------------------------------ [ 44.353275] syz-executor765/8104 is trying to acquire lock: [ 44.353276] 000000008d0413ab (console_owner){....}, at: console_unlock+0x3a9/0x1110 [ 44.353284] [ 44.353286] but task is already holding lock: [ 44.353288] 00000000f3a5d511 (&(&port->lock)->rlock){-.-.}, at: pty_write+0xf4/0x1f0 [ 44.353295] [ 44.353297] which lock already depends on the new lock. [ 44.353299] [ 44.353300] [ 44.353302] the existing dependency chain (in reverse order) is: [ 44.353304] [ 44.353305] -> #2 (&(&port->lock)->rlock){-.-.}: [ 44.353312] tty_port_tty_get+0x1d/0x80 [ 44.353314] tty_port_default_wakeup+0x11/0x40 [ 44.353316] serial8250_tx_chars+0x490/0xaf0 [ 44.353319] serial8250_handle_irq.part.0+0x31f/0x3d0 [ 44.353321] serial8250_default_handle_irq+0xae/0x220 [ 44.353324] serial8250_interrupt+0x101/0x240 [ 44.353326] __handle_irq_event_percpu+0x27e/0x8e0 [ 44.353328] handle_irq_event+0x102/0x290 [ 44.353330] handle_edge_irq+0x260/0xcf0 [ 44.353332] handle_irq+0x35/0x50 [ 44.353334] do_IRQ+0x93/0x1c0 [ 44.353336] ret_from_intr+0x0/0x1e [ 44.353338] _raw_spin_unlock_irqrestore+0xa3/0xe0 [ 44.353340] uart_write+0x3bb/0x6f0 [ 44.353342] do_output_char+0x5de/0x850 [ 44.353344] n_tty_write+0x46e/0xff0 [ 44.353346] tty_write+0x496/0x810 [ 44.353348] redirected_tty_write+0xaa/0xb0 [ 44.353350] do_iter_write+0x461/0x5d0 [ 44.353352] vfs_writev+0x153/0x2e0 [ 44.353354] do_writev+0x136/0x330 [ 44.353356] do_syscall_64+0xf9/0x620 [ 44.353358] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 44.353359] [ 44.353361] -> #1 (&port_lock_key){-.-.}: [ 44.353368] serial8250_console_write+0x90e/0xb70 [ 44.353370] console_unlock+0xbb6/0x1110 [ 44.353372] vprintk_emit+0x2d1/0x740 [ 44.353374] vprintk_func+0x79/0x180 [ 44.353376] printk+0xba/0xed [ 44.353378] register_console+0x87f/0xc90 [ 44.353380] univ8250_console_init+0x3a/0x46 [ 44.353382] console_init+0x4cb/0x718 [ 44.353384] start_kernel+0x686/0x911 [ 44.353386] secondary_startup_64+0xa4/0xb0 [ 44.353387] [ 44.353388] -> #0 (console_owner){....}: [ 44.353395] console_unlock+0x411/0x1110 [ 44.353397] vprintk_emit+0x2d1/0x740 [ 44.353399] vprintk_func+0x79/0x180 [ 44.353401] printk+0xba/0xed [ 44.353403] should_fail+0x66b/0x7b0 [ 44.353405] __alloc_pages_nodemask+0x239/0x2890 [ 44.353407] cache_grow_begin+0xa4/0x8a0 [ 44.353410] cache_alloc_refill+0x273/0x340 [ 44.353412] __kmalloc+0x362/0x3c0 [ 44.353414] tty_buffer_alloc+0x23f/0x2a0 [ 44.353416] __tty_buffer_request_room+0x156/0x2a0 [ 44.353419] tty_insert_flip_string_fixed_flag+0x93/0x250 [ 44.353421] pty_write+0x126/0x1f0 [ 44.353423] n_tty_write+0xa03/0xff0 [ 44.353424] tty_write+0x496/0x810 [ 44.353426] __vfs_write+0xf7/0x770 [ 44.353428] vfs_write+0x1f3/0x540 [ 44.353430] ksys_write+0x12b/0x2a0 [ 44.353432] do_syscall_64+0xf9/0x620 [ 44.353435] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 44.353436] [ 44.353438] other info that might help us debug this: [ 44.353439] [ 44.353441] Chain exists of: [ 44.353442] console_owner --> &port_lock_key --> &(&port->lock)->rlock [ 44.353451] [ 44.353453] Possible unsafe locking scenario: [ 44.353454] [ 44.353456] CPU0 CPU1 [ 44.353458] ---- ---- [ 44.353459] lock(&(&port->lock)->rlock); [ 44.353464] lock(&port_lock_key); [ 44.353469] lock(&(&port->lock)->rlock); [ 44.353473] lock(console_owner); [ 44.353477] [ 44.353479] *** DEADLOCK *** [ 44.353480] [ 44.353482] 6 locks held by syz-executor765/8104: [ 44.353483] #0: 00000000afd5fd0a (&tty->ldisc_sem){++++}, at: tty_ldisc_ref_wait+0x22/0x80 [ 44.353492] #1: 0000000010779779 (&tty->atomic_write_lock){+.+.}, at: tty_write+0x24e/0x810 [ 44.353500] #2: 0000000038eee258 (&tty->termios_rwsem){++++}, at: n_tty_write+0x1b5/0xff0 [ 44.353509] #3: 000000006056d301 (&ldata->output_lock){+.+.}, at: n_tty_write+0x9d0/0xff0 [ 44.353517] #4: 00000000f3a5d511 (&(&port->lock)->rlock){-.-.}, at: pty_write+0xf4/0x1f0 [ 44.353525] #5: 00000000e801f7e9 (console_lock){+.+.}, at: vprintk_func+0x79/0x180 [ 44.353538] [ 44.353540] stack backtrace: [ 44.353546] CPU: 1 PID: 8104 Comm: syz-executor765 Not tainted 4.19.211-syzkaller #0 [ 44.353551] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 44.353554] Call Trace: [ 44.353557] dump_stack+0x1fc/0x2ef [ 44.353562] print_circular_bug.constprop.0.cold+0x2d7/0x41e [ 44.353566] __lock_acquire+0x30c9/0x3ff0 [ 44.353569] ? mark_held_locks+0xf0/0xf0 [ 44.353572] ? snprintf+0xf0/0xf0 [ 44.353575] ? console_unlock+0x3ec/0x1110 [ 44.353579] lock_acquire+0x170/0x3c0 [ 44.353582] ? console_unlock+0x3a9/0x1110 [ 44.353585] console_unlock+0x411/0x1110 [ 44.353587] ? console_unlock+0x3a9/0x1110 [ 44.353589] vprintk_emit+0x2d1/0x740 [ 44.353591] vprintk_func+0x79/0x180 [ 44.353593] printk+0xba/0xed [ 44.353595] ? log_store.cold+0x16/0x16 [ 44.353596] ? static_obj+0x50/0x50 [ 44.353598] ? ___ratelimit+0x319/0x590 [ 44.353600] should_fail+0x66b/0x7b0 [ 44.353603] ? setup_fault_attr+0x200/0x200 [ 44.353605] __alloc_pages_nodemask+0x239/0x2890 [ 44.353607] ? static_obj+0x50/0x50 [ 44.353609] ? get_reg+0x1f0/0x1f0 [ 44.353611] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 44.353614] ? __read_once_size_nocheck.constprop.0+0x10/0x10 [ 44.353616] ? deref_stack_reg+0x1d0/0x1d0 [ 44.353618] ? mark_held_locks+0xf0/0xf0 [ 44.353620] ? is_bpf_text_address+0xd5/0x1b0 [ 44.353622] ? __lock_acquire+0x6de/0x3ff0 [ 44.353624] cache_grow_begin+0xa4/0x8a0 [ 44.353627] ? setup_fault_attr+0x200/0x200 [ 44.353629] cache_alloc_refill+0x273/0x340 [ 44.353631] __kmalloc+0x362/0x3c0 [ 44.353633] ? tty_buffer_alloc+0x23f/0x2a0 [ 44.353635] tty_buffer_alloc+0x23f/0x2a0 [ 44.353637] __tty_buffer_request_room+0x156/0x2a0 [ 44.353640] tty_insert_flip_string_fixed_flag+0x93/0x250 [ 44.353642] ? do_raw_spin_lock+0xcb/0x220 [ 44.353644] pty_write+0x126/0x1f0 [ 44.353646] n_tty_write+0xa03/0xff0 [ 44.353648] ? __ldsem_down_read_nested+0xd2/0x780 [ 44.353650] ? n_tty_open+0x160/0x160 [ 44.353652] ? do_wait_intr_irq+0x270/0x270 [ 44.353654] ? __might_fault+0x192/0x1d0 [ 44.353656] tty_write+0x496/0x810 [ 44.353658] ? n_tty_open+0x160/0x160 [ 44.353660] __vfs_write+0xf7/0x770 [ 44.353662] ? tty_compat_ioctl+0x270/0x270 [ 44.353664] ? common_file_perm+0x4e5/0x850 [ 44.353666] ? kernel_read+0x110/0x110 [ 44.353668] ? vm_insert_page+0x9c0/0x9c0 [ 44.353671] ? apparmor_getprocattr+0x11e0/0x11e0 [ 44.353673] ? vfs_write+0x3d7/0x540 [ 44.353675] ? security_file_permission+0x1c0/0x220 [ 44.353677] vfs_write+0x1f3/0x540 [ 44.353679] ksys_write+0x12b/0x2a0 [ 44.353681] ? __ia32_sys_read+0xb0/0xb0 [ 44.353683] ? trace_hardirqs_off_caller+0x6e/0x210 [ 44.353685] ? do_syscall_64+0x21/0x620 [ 44.353687] do_syscall_64+0xf9/0x620 [ 44.353690] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 44.353692] RIP: 0033:0x7fda6ee45079 [ 44.353699] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 b1 14 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 [ 44.353702] RSP: 002b:00007ffe88dec3d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 44.353707] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007fda6ee45079 [ 44.353710] RDX: 0000000000000001 RSI: 0000000020000000 RDI: 0000000000000003 [ 44.353713] RBP: 00007ffe88dec3f0 R08: 0000000000000001 R09: 0000000000000001 [ 44.353716] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 executing program [ 44.353720] R13: 431bde82d7b634db R14: 0000000000000000 R15: 0000000000000000 [ 45.151075] FAULT_INJECTION: forcing a failure. [ 45.151075] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 45.163011] CPU: 1 PID: 8105 Comm: syz-executor765 Not tainted 4.19.211-syzkaller #0 [ 45.170891] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 45.180247] Call Trace: [ 45.182833] dump_stack+0x1fc/0x2ef [ 45.186464] should_fail.cold+0xa/0xf [ 45.190265] ? lock_acquire+0x170/0x3c0 [ 45.194239] ? setup_fault_attr+0x200/0x200 [ 45.198556] __alloc_pages_nodemask+0x239/0x2890 [ 45.203293] ? finish_task_switch+0x118/0x760 [ 45.207769] ? trace_hardirqs_on+0x55/0x210 [ 45.212073] ? _raw_spin_unlock_irq+0x5a/0x80 [ 45.216552] ? __schedule+0x88f/0x2040 [ 45.220422] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 45.225243] ? mark_held_locks+0xf0/0xf0 [ 45.229284] ? io_schedule_timeout+0x140/0x140 [ 45.233935] ? lock_downgrade+0x720/0x720 [ 45.238062] ? ___preempt_schedule+0x16/0x18 [ 45.242451] alloc_pages_vma+0xf2/0x780 [ 45.246407] wp_page_copy+0x219/0x2c40 [ 45.250276] ? _vm_normal_page+0x132/0x510 [ 45.254489] ? follow_pte_pmd+0x60/0x60 [ 45.258449] ? lock_downgrade+0x720/0x720 [ 45.262577] do_wp_page+0x2d4/0x2210 [ 45.266280] ? finish_mkwrite_fault+0x640/0x640 [ 45.270928] ? __handle_mm_fault+0x15f6/0x41c0 [ 45.275490] ? mark_held_locks+0xf0/0xf0 [ 45.279531] __handle_mm_fault+0x258b/0x41c0 [ 45.283922] ? kernel_read+0x110/0x110 [ 45.287788] ? vm_insert_page+0x9c0/0x9c0 [ 45.291916] ? apparmor_getprocattr+0x11e0/0x11e0 [ 45.296866] ? lock_acquire+0x170/0x3c0 [ 45.300820] ? handle_mm_fault+0xb2/0xb10 [ 45.304949] handle_mm_fault+0x436/0xb10 [ 45.308992] __do_page_fault+0x68e/0xd60 [ 45.313037] ? trace_hardirqs_off_caller+0x6e/0x210 [ 45.318032] ? spurious_fault+0x840/0x840 [ 45.322160] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 45.326981] ? page_fault+0x8/0x30 [ 45.330508] page_fault+0x1e/0x30 [ 45.333940] RIP: 0033:0x7fda6ee0de25 [ 45.337635] Code: 0a 00 00 74 08 84 c9 0f 85 46 02 00 00 45 31 e4 0f 1f 44 00 00 64 8b 04 25 18 00 00 00 ba 01 00 00 00 85 c0 0f 85 d5 01 00 00 <0f> b1 15 1c b0 0a 00 4c 8b 33 4d 85 f6 75 3b e9 72 01 00 00 0f 1f [ 45.356603] RSP: 002b:00007ffe88dec390 EFLAGS: 00010246 [ 45.362035] RAX: 0000000000000000 RBX: 00007fda6eeb6140 RCX: 0000000000000001 [ 45.369282] RDX: 0000000000000001 RSI: 00007fda6eeb6140 RDI: 0000000000000000 [ 45.376531] RBP: 0000000000000000 R08: 0000000000000001 R09: 0000000000000001 [ 45.383778] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 45.391028] R13: 0000000000000001 R14: 0000000000000000 R15: 0000000000000000 [ 45.406440] syz-executor765 invoked oom-killer: gfp_mask=0x0(), nodemask=(null), order=0, oom_score_adj=1000 [ 45.416930] syz-executor765 cpuset=/ mems_allowed=0-1 [ 45.423649] CPU: 0 PID: 8105 Comm: syz-executor765 Not tainted 4.19.211-syzkaller #0 [ 45.431524] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 45.440871] Call Trace: [ 45.443458] dump_stack+0x1fc/0x2ef [ 45.447071] dump_header+0x15d/0xc3f [ 45.450775] ? _raw_spin_unlock_irqrestore+0x66/0xe0 [ 45.455944] ? ___ratelimit+0x319/0x590 [ 45.459903] oom_kill_process.cold+0x10/0x692 [ 45.464380] ? oom_badness.part.0+0x135/0x6e0 [ 45.468856] ? lock_downgrade+0x720/0x720 [ 45.472983] ? oom_evaluate_task+0x39e/0x6d0 [ 45.477371] out_of_memory+0x34d/0x1390 [ 45.481327] ? lock_acquire+0x170/0x3c0 [ 45.485281] ? oom_killer_disable+0x270/0x270 [ 45.489757] ? mutex_trylock+0x15f/0x1a0 [ 45.493826] pagefault_out_of_memory+0x102/0x120 [ 45.498564] ? out_of_memory+0x1390/0x1390 [ 45.502782] ? lock_downgrade+0x720/0x720 [ 45.507003] mm_fault_error+0x106/0x390 [ 45.510963] __do_page_fault+0xc34/0xd60 [ 45.515008] ? trace_hardirqs_off_caller+0x6e/0x210 [ 45.520005] ? spurious_fault+0x840/0x840 [ 45.524138] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 45.528964] ? page_fault+0x8/0x30 [ 45.532482] page_fault+0x1e/0x30 [ 45.535922] RIP: 0033:0x7fda6ee0de25 [ 45.539617] Code: 0a 00 00 74 08 84 c9 0f 85 46 02 00 00 45 31 e4 0f 1f 44 00 00 64 8b 04 25 18 00 00 00 ba 01 00 00 00 85 c0 0f 85 d5 01 00 00 <0f> b1 15 1c b0 0a 00 4c 8b 33 4d 85 f6 75 3b e9 72 01 00 00 0f 1f [ 45.558500] RSP: 002b:00007ffe88dec390 EFLAGS: 00010246 [ 45.563841] RAX: 0000000000000000 RBX: 00007fda6eeb6140 RCX: 0000000000000001 [ 45.571095] RDX: 0000000000000001 RSI: 00007fda6eeb6140 RDI: 0000000000000000 [ 45.578447] RBP: 0000000000000000 R08: 0000000000000001 R09: 0000000000000001 [ 45.585698] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 45.592947] R13: 0000000000000001 R14: 0000000000000000 R15: 0000000000000000 [ 45.606981] Mem-Info: [ 45.609446] active_anon:2961 inactive_anon:4712 isolated_anon:0 [ 45.609446] active_file:5319 inactive_file:11959 isolated_file:0 [ 45.609446] unevictable:0 dirty:7946 writeback:0 unstable:0 [ 45.609446] slab_reclaimable:16166 slab_unreclaimable:112765 [ 45.609446] mapped:3784 shmem:4898 pagetables:346 bounce:0 [ 45.609446] free:1530869 free_pcp:542 free_cma:0 [ 45.644040] Node 0 active_anon:11844kB inactive_anon:18848kB active_file:21156kB inactive_file:47836kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:15136kB dirty:31772kB writeback:0kB shmem:19592kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 2048kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 45.672790] Node 1 active_anon:0kB inactive_anon:0kB active_file:120kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:12kB writeback:0kB shmem:0kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 45.699082] Node 0 DMA free:15908kB min:204kB low:252kB high:300kB 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 [ 45.725620] lowmem_reserve[]: 0 2693 2695 2695 2695 [ 45.730970] Node 0 DMA32 free:2067768kB min:35996kB low:44992kB high:53988kB active_anon:11844kB inactive_anon:18848kB active_file:21192kB inactive_file:47856kB unevictable:0kB writepending:31856kB present:3129332kB managed:2763452kB mlocked:0kB kernel_stack:6560kB pagetables:1384kB bounce:0kB free_pcp:2156kB local_pcp:1228kB free_cma:0kB [ 45.761583] lowmem_reserve[]: 0 0 1 1 1 [ 45.765556] Node 0 Normal free:8kB min:24kB low:28kB high:32kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:1048576kB managed:2000kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 45.792002] lowmem_reserve[]: 0 0 0 0 0 [ 45.795977] Node 1 Normal free:4039456kB min:53876kB low:67344kB high:80812kB active_anon:0kB inactive_anon:0kB active_file:120kB inactive_file:0kB unevictable:0kB writepending:12kB present:4194304kB managed:4128248kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 45.824240] lowmem_reserve[]: 0 0 0 0 0 [ 45.828208] 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 [ 45.842206] Node 0 DMA32: 1392*4kB (UME) 72*8kB (UME) 283*16kB (UME) 225*32kB (UME) 29*64kB (UME) 10*128kB (UME) 8*256kB (UME) 3*512kB (UME) 3*1024kB (UME) 4*2048kB (UME) 496*4096kB (M) = 2067472kB [ 45.860554] Node 0 Normal: 0*4kB 1*8kB (U) 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 8kB [ 45.871956] Node 1 Normal: 102*4kB (UME) 409*8kB (UE) 284*16kB (UM) 86*32kB (UME) 23*64kB (UM) 13*128kB (UM) 14*256kB (UM) 7*512kB (UME) 2*1024kB (M) 1*2048kB (U) 980*4096kB (M) = 4039456kB [ 45.889396] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 45.898609] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 45.907176] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 45.916559] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 45.925481] 22198 total pagecache pages [ 45.929779] 0 pages in swap cache [ 45.933216] Swap cache stats: add 0, delete 0, find 0/0 [ 45.939090] Free swap = 0kB [ 45.942098] Total swap = 0kB [ 45.945098] 2097051 pages RAM [ 45.949481] 0 pages HighMem/MovableOnly [ 45.953475] 369649 pages reserved [ 45.956920] 0 pages cma reserved [ 45.961003] Unreclaimable slab info: [ 45.964705] Name Used Total [ 45.970818] TIPC 1KB 7KB [ 45.976175] SCTPv6 2KB 6KB [ 45.982058] DCCPv6 2KB 7KB [ 45.987416] DCCP 2KB 7KB [ 45.993391] RXRPC 1KB 6KB [ 45.999091] rxrpc_call_jar 11KB 15KB [ 46.004447] fib6_nodes 0KB 4KB [ 46.010355] ip6_dst_cache 0KB 3KB [ 46.015709] RAWv6 10KB 20KB [ 46.021648] UDPv6 13KB 15KB [ 46.027006] TCPv6 6KB 12KB [ 46.032929] nf_conntrack 18KB 26KB [ 46.038755] t10_alua_lu_gp_cache 0KB 3KB [ 46.044368] sd_ext_cdb 0KB 7KB [ 46.050294] scsi_sense_cache 1056KB 1064KB [ 46.055645] virtio_scsi_cmd 16KB 16KB [ 46.061522] sgpool-128 8KB 8KB [ 46.066881] sgpool-64 4KB 12KB [ 46.072788] sgpool-32 2KB 15KB [ 46.078501] sgpool-16 1KB 7KB [ 46.083851] sgpool-8 0KB 7KB [ 46.089759] mqueue_inode_cache 1KB 7KB [ 46.095202] bio_post_read_ctx 14KB 15KB [ 46.101153] bio-2 14KB 15KB [ 46.106502] jfs_mp 7KB 7KB [ 46.112472] cifs_small_rq 15KB 16KB [ 46.117824] cifs_request 67KB 67KB [ 46.123715] cifs_mpx_ids 0KB 7KB [ 46.129426] nfs_commit_data 3KB 14KB [ 46.134776] nfs_write_data 34KB 44KB [ 46.140768] ext4_system_zone 1KB 7KB [ 46.146131] bio-1 1KB 7KB [ 46.152578] rpc_buffers 17KB 25KB [ 46.157929] rpc_tasks 2KB 7KB [ 46.163874] UNIX 249KB 322KB [ 46.169582] tcp_bind_bucket 0KB 4KB [ 46.174937] ip_fib_trie 0KB 3KB [ 46.180825] ip_fib_alias 0KB 3KB [ 46.186176] ip_dst_cache 2KB 12KB [ 46.192120] RAW 6KB 15KB [ 46.197474] UDP 25KB 47KB [ 46.203368] request_sock_TCP 0KB 3KB [ 46.209111] TCP 5KB 11KB [ 46.214469] hugetlbfs_inode_cache 3KB 15KB [ 46.220743] fscache_cookie_jar 1KB 11KB [ 46.226192] eventpoll_pwq 31KB 71KB [ 46.232129] eventpoll_epi 37KB 122KB [ 46.237482] inotify_inode_mark 6KB 11KB [ 46.243475] request_queue 207KB 279KB [ 46.249210] blkdev_requests 1KB 3KB [ 46.254562] blkdev_ioc 3KB 15KB [ 46.260479] bio-0 64KB 120KB [ 46.265829] biovec-max 1237KB 1237KB [ 46.271785] biovec-64 11KB 47KB [ 46.277139] biovec-16 2KB 11KB [ 46.283019] bio_integrity_payload 1KB 8KB [ 46.289139] khugepaged_mm_slot 1KB 3KB [ 46.294583] uid_cache 1KB 4KB [ 46.300461] dmaengine-unmap-2 0KB 3KB [ 46.305816] skbuff_fclone_cache 581KB 581KB [ 46.311933] skbuff_head_cache 1862KB 2208KB [ 46.317285] configfs_dir_cache 3KB 7KB [ 46.323262] file_lock_cache 12KB 31KB [ 46.328968] file_lock_ctx 9KB 11KB [ 46.334333] fsnotify_mark_connector 2KB 7KB [ 46.340735] shmem_inode_cache 7796KB 7804KB [ 46.346088] task_delay_info 97KB 399KB [ 46.351990] taskstats 0KB 3KB [ 46.357347] proc_dir_entry 302KB 307KB [ 46.363723] pde_opener 31KB 81KB [ 46.369405] seq_file 281KB 681KB [ 46.374755] sigqueue 17KB 59KB [ 46.380661] kernfs_node_cache 9949KB 9957KB [ 46.386025] mnt_cache 69KB 76KB [ 46.391929] filp 10655KB 10657KB [ 46.397282] names_cache 179664KB 179685KB [ 46.403174] iint_cache 79KB 79KB [ 46.408905] key_jar 4KB 11KB [ 46.414273] nsproxy 0KB 3KB [ 46.420164] vm_area_struct 1723KB 1821KB [ 46.425522] mm_struct 173KB 357KB [ 46.431450] fs_cache 80KB 332KB [ 46.436806] files_cache 150KB 382KB [ 46.442716] signal_cache 398KB 948KB [ 46.448428] sighand_cache 538KB 659KB [ 46.453777] task_struct 1609KB 1609KB [ 46.459636] cred_jar 1369KB 2048KB [ 46.464987] anon_vma_chain 605KB 803KB [ 46.470961] anon_vma 185KB 362KB [ 46.476318] pid 53KB 272KB [ 46.482345] Acpi-Operand 157KB 202KB [ 46.487704] Acpi-ParseExt 9KB 11KB [ 46.493677] Acpi-Parse 41KB 47KB [ 46.499428] Acpi-State 52KB 66KB [ 46.504781] Acpi-Namespace 20KB 27KB [ 46.510691] numa_policy 0KB 3KB [ 46.516044] debug_objects_cache 686KB 718KB [ 46.522124] trace_event_file 297KB 298KB [ 46.527474] ftrace_event_field 398KB 401KB [ 46.533490] pool_workqueue 79KB 84KB [ 46.539210] page->ptl 176KB 458KB [ 46.544571] kmalloc-2097152 2050KB 2050KB [ 46.550463] kmalloc-524288 2056KB 2056KB [ 46.555814] kmalloc-262144 1290KB 1290KB [ 46.561746] kmalloc-131072 650KB 650KB [ 46.567107] kmalloc-65536 264KB 330KB [ 46.573571] kmalloc-32768 660KB 660KB [ 46.579260] kmalloc-16384 247KB 247KB [ 46.584608] kmalloc-8192 1080KB 1122KB [ 46.590502] kmalloc-4096 7467KB 7526KB [ 46.595865] kmalloc-2048 6438KB 6438KB [ 46.601789] kmalloc-1024 4422KB 4473KB [ 46.607148] kmalloc-512 2756KB 4308KB [ 46.613083] kmalloc-256 1920KB 2377KB [ 46.618766] kmalloc-128 438KB 504KB [ 46.624114] kmalloc-96 2577KB 2596KB [ 46.630018] kmalloc-64 2313KB 2444KB [ 46.635369] kmalloc-32 1009KB 1905KB [ 46.641311] kmalloc-192 991KB 1820KB [ 46.646663] kmem_cache 177KB 183KB [ 46.652545] Tasks state (memory values in pages): [ 46.657372] [ pid ] uid tgid total_vm rss pgtables_bytes swapents oom_score_adj name [ 46.666828] [ 4695] 0 4695 11524 1790 126976 0 0 systemd-journal [ 46.676438] [ 4697] 0 4697 10947 970 114688 0 -1000 systemd-udevd [ 46.685840] [ 6153] 100 6153 30769 990 143360 0 0 systemd-timesyn [ 46.695377] [ 6157] 0 6157 5115 278 77824 0 0 dhclient [ 46.704327] [ 7679] 0 7679 6999 590 106496 0 0 cron [ 46.712912] [ 7692] 0 7692 63583 842 147456 0 0 rsyslogd [ 46.721831] [ 7753] 0 7753 3221 431 81920 0 0 agetty [ 46.730582] [ 7781] 0 7781 17490 1605 176128 0 -1000 sshd [ 46.739162] [ 7804] 0 7804 3221 409 69632 0 0 agetty [ 46.747559] [ 7807] 0 7807 3221 432 73728 0 0 agetty [ 46.756730] [ 7809] 0 7809 3221 433 73728 0 0 agetty [ 46.765549] [ 7810] 0 7810 3221 412 77824 0 0 agetty [ 46.774313] [ 7811] 0 7811 3221 390 73728 0 0 agetty [ 46.783088] [ 7812] 0 7812 3165 421 73728 0 0 agetty [ 46.791850] [ 8089] 0 8089 17490 1623 184320 0 0 sshd [ 46.800430] [ 8091] 0 8091 4360 1 36864 0 0 syz-executor765 [ 46.809958] [ 8105] 0 8105 4360 525 45056 0 1000 syz-executor765 [ 46.819579] Out of memory: Kill process 8105 (syz-executor765) score 1000 or sacrifice child executing program [ 46.828552] Killed process 8105 (syz-executor765) total-vm:17440kB, anon-rss:2100kB, file-rss:0kB, shmem-rss:0kB [ 46.839649] oom_reaper: reaped process 8105 (syz-executor765), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 46.852469] FAULT_INJECTION: forcing a failure. [ 46.852469] name failslab, interval 1, probability 0, space 0, times 1 [ 46.863658] CPU: 1 PID: 8106 Comm: syz-executor765 Not tainted 4.19.211-syzkaller #0 [ 46.871514] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 46.880848] Call Trace: [ 46.883419] dump_stack+0x1fc/0x2ef [ 46.887028] should_fail.cold+0xa/0xf [ 46.890809] ? setup_fault_attr+0x200/0x200 [ 46.895113] ? mark_held_locks+0xf0/0xf0 [ 46.899151] ? lock_acquire+0x170/0x3c0 [ 46.903105] __should_failslab+0x115/0x180 [ 46.907327] should_failslab+0x5/0x10 [ 46.911108] __kmalloc+0x6d/0x3c0 [ 46.914542] ? tty_buffer_alloc+0x23f/0x2a0 [ 46.918852] ? __mutex_lock+0x368/0x1190 [ 46.922894] tty_buffer_alloc+0x23f/0x2a0 [ 46.927022] __tty_buffer_request_room+0x156/0x2a0 [ 46.931929] tty_insert_flip_string_fixed_flag+0x93/0x250 [ 46.937446] ? do_raw_spin_lock+0xcb/0x220 [ 46.941661] pty_write+0x126/0x1f0 [ 46.945182] n_tty_write+0xa03/0xff0 [ 46.948877] ? cache_grow_end+0x46/0x170 [ 46.952942] ? lock_downgrade+0x720/0x720 [ 46.957069] ? n_tty_open+0x160/0x160 [ 46.960848] ? do_wait_intr_irq+0x270/0x270 [ 46.965148] ? __might_fault+0x192/0x1d0 [ 46.969188] tty_write+0x496/0x810 [ 46.972707] ? n_tty_open+0x160/0x160 [ 46.976492] __vfs_write+0xf7/0x770 [ 46.980116] ? tty_compat_ioctl+0x270/0x270 [ 46.984432] ? common_file_perm+0x4e5/0x850 [ 46.988739] ? kernel_read+0x110/0x110 [ 46.992610] ? vm_insert_page+0x9c0/0x9c0 [ 46.996752] ? apparmor_getprocattr+0x11e0/0x11e0 [ 47.001662] ? security_file_permission+0x1c0/0x220 [ 47.006659] vfs_write+0x1f3/0x540 [ 47.010181] ksys_write+0x12b/0x2a0 [ 47.013790] ? __ia32_sys_read+0xb0/0xb0 [ 47.017831] ? trace_hardirqs_off_caller+0x6e/0x210 [ 47.022834] do_syscall_64+0xf9/0x620 [ 47.026622] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 47.031790] RIP: 0033:0x7fda6ee45079 [ 47.035486] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 b1 14 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 [ 47.054366] RSP: 002b:00007ffe88dec3d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 47.062052] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007fda6ee45079 [ 47.069733] RDX: 0000000000000001 RSI: 0000000020000000 RDI: 0000000000000003 [ 47.076984] RBP: 00007ffe88dec3f0 R08: 0000000000000001 R09: 0000000000000001 [ 47.084232] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 47.091479] R13: 431bde82d7b634db R14: 0000000000000000 R15: 0000000000000000 executing program [ 51.852945] FAULT_INJECTION: forcing a failure. [ 51.852945] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 51.864777] CPU: 0 PID: 8107 Comm: syz-executor765 Not tainted 4.19.211-syzkaller #0 [ 51.872640] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 51.881976] Call Trace: [ 51.884656] dump_stack+0x1fc/0x2ef [ 51.888272] should_fail.cold+0xa/0xf [ 51.892059] ? lock_acquire+0x170/0x3c0 [ 51.896014] ? setup_fault_attr+0x200/0x200 [ 51.900375] __alloc_pages_nodemask+0x239/0x2890 [ 51.905126] ? finish_task_switch+0x118/0x760 [ 51.909603] ? trace_hardirqs_on+0x55/0x210 [ 51.913908] ? __schedule+0x88f/0x2040 [ 51.917782] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 51.922610] ? mark_held_locks+0xf0/0xf0 [ 51.926650] ? io_schedule_timeout+0x140/0x140 [ 51.931217] ? lock_downgrade+0x720/0x720 [ 51.935348] ? ___preempt_schedule+0x16/0x18 [ 51.939743] alloc_pages_vma+0xf2/0x780 [ 51.943701] wp_page_copy+0x219/0x2c40 [ 51.947569] ? _vm_normal_page+0x132/0x510 [ 51.951783] ? follow_pte_pmd+0x60/0x60 [ 51.955745] ? lock_downgrade+0x720/0x720 [ 51.959881] do_wp_page+0x2d4/0x2210 [ 51.963576] ? finish_mkwrite_fault+0x640/0x640 [ 51.968252] ? __handle_mm_fault+0x15f6/0x41c0 [ 51.972817] ? mark_held_locks+0xf0/0xf0 [ 51.976881] __handle_mm_fault+0x258b/0x41c0 [ 51.981270] ? kernel_read+0x110/0x110 [ 51.985138] ? vm_insert_page+0x9c0/0x9c0 [ 51.989284] ? apparmor_getprocattr+0x11e0/0x11e0 [ 51.994222] ? lock_acquire+0x170/0x3c0 [ 51.998175] ? handle_mm_fault+0xb2/0xb10 [ 52.002312] handle_mm_fault+0x436/0xb10 [ 52.006358] __do_page_fault+0x68e/0xd60 [ 52.010404] ? trace_hardirqs_off_caller+0x6e/0x210 [ 52.015401] ? spurious_fault+0x840/0x840 [ 52.019533] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 52.024360] ? page_fault+0x8/0x30 [ 52.027885] page_fault+0x1e/0x30 [ 52.031318] RIP: 0033:0x7fda6ee0de25 [ 52.035014] Code: 0a 00 00 74 08 84 c9 0f 85 46 02 00 00 45 31 e4 0f 1f 44 00 00 64 8b 04 25 18 00 00 00 ba 01 00 00 00 85 c0 0f 85 d5 01 00 00 <0f> b1 15 1c b0 0a 00 4c 8b 33 4d 85 f6 75 3b e9 72 01 00 00 0f 1f [ 52.053914] RSP: 002b:00007ffe88dec390 EFLAGS: 00010246 [ 52.059259] RAX: 0000000000000000 RBX: 00007fda6eeb6140 RCX: 0000000000000001 [ 52.066509] RDX: 0000000000000001 RSI: 00007fda6eeb6140 RDI: 0000000000000000 [ 52.073758] RBP: 0000000000000000 R08: 0000000000000001 R09: 0000000000000001 [ 52.081094] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 52.088348] R13: 0000000000000001 R14: 0000000000000000 R15: 0000000000000000 [ 52.096957] syz-executor765 invoked oom-killer: gfp_mask=0x0(), nodemask=(null), order=0, oom_score_adj=1000 [ 52.107004] syz-executor765 cpuset=/ mems_allowed=0-1 [ 52.112345] CPU: 1 PID: 8107 Comm: syz-executor765 Not tainted 4.19.211-syzkaller #0 [ 52.120203] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 52.129532] Call Trace: [ 52.132104] dump_stack+0x1fc/0x2ef [ 52.135712] dump_header+0x15d/0xc3f [ 52.139409] ? _raw_spin_unlock_irqrestore+0x66/0xe0 [ 52.144493] ? ___ratelimit+0x319/0x590 [ 52.148452] oom_kill_process.cold+0x10/0x692 [ 52.152926] ? oom_badness.part.0+0x135/0x6e0 [ 52.157402] ? lock_downgrade+0x720/0x720 [ 52.161529] ? oom_evaluate_task+0x39e/0x6d0 [ 52.165918] out_of_memory+0x34d/0x1390 [ 52.169872] ? lock_acquire+0x170/0x3c0 [ 52.173830] ? oom_killer_disable+0x270/0x270 [ 52.178306] ? mutex_trylock+0x15f/0x1a0 [ 52.182360] pagefault_out_of_memory+0x102/0x120 [ 52.187092] ? out_of_memory+0x1390/0x1390 [ 52.191314] ? lock_downgrade+0x720/0x720 [ 52.195450] mm_fault_error+0x106/0x390 [ 52.199409] __do_page_fault+0xc34/0xd60 [ 52.203452] ? trace_hardirqs_off_caller+0x6e/0x210 [ 52.208456] ? spurious_fault+0x840/0x840 [ 52.212585] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 52.217407] ? page_fault+0x8/0x30 [ 52.220926] page_fault+0x1e/0x30 [ 52.224458] RIP: 0033:0x7fda6ee0de25 [ 52.228150] Code: 0a 00 00 74 08 84 c9 0f 85 46 02 00 00 45 31 e4 0f 1f 44 00 00 64 8b 04 25 18 00 00 00 ba 01 00 00 00 85 c0 0f 85 d5 01 00 00 <0f> b1 15 1c b0 0a 00 4c 8b 33 4d 85 f6 75 3b e9 72 01 00 00 0f 1f [ 52.247028] RSP: 002b:00007ffe88dec390 EFLAGS: 00010246 [ 52.252378] RAX: 0000000000000000 RBX: 00007fda6eeb6140 RCX: 0000000000000001 [ 52.259625] RDX: 0000000000000001 RSI: 00007fda6eeb6140 RDI: 0000000000000000 [ 52.266874] RBP: 0000000000000000 R08: 0000000000000001 R09: 0000000000000001 [ 52.274123] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 52.281371] R13: 0000000000000001 R14: 0000000000000000 R15: 0000000000000000 [ 52.288868] Mem-Info: [ 52.291350] active_anon:2967 inactive_anon:4712 isolated_anon:0 [ 52.291350] active_file:5328 inactive_file:11987 isolated_file:0 [ 52.291350] unevictable:0 dirty:7932 writeback:0 unstable:0 [ 52.291350] slab_reclaimable:16153 slab_unreclaimable:112757 [ 52.291350] mapped:3814 shmem:4898 pagetables:346 bounce:0 [ 52.291350] free:1530793 free_pcp:623 free_cma:0 [ 52.325241] Node 0 active_anon:11848kB inactive_anon:18848kB active_file:21192kB inactive_file:47948kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:15284kB dirty:31756kB writeback:0kB shmem:19592kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 2048kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 52.353612] Node 1 active_anon:0kB inactive_anon:0kB active_file:120kB inactive_file:0kB 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? no [ 52.379536] Node 0 DMA free:15908kB min:204kB low:252kB high:300kB 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 [ 52.405756] lowmem_reserve[]: 0 2693 2695 2695 2695 [ 52.410829] Node 0 DMA32 free:2068012kB min:35996kB low:44992kB high:53988kB active_anon:11848kB inactive_anon:18848kB active_file:21192kB inactive_file:47948kB unevictable:0kB writepending:31756kB present:3129332kB managed:2763452kB mlocked:0kB kernel_stack:6560kB pagetables:1384kB bounce:0kB free_pcp:2384kB local_pcp:1104kB free_cma:0kB [ 52.440994] lowmem_reserve[]: 0 0 1 1 1 [ 52.444958] Node 0 Normal free:8kB min:24kB low:28kB high:32kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:1048576kB managed:2000kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 52.471058] lowmem_reserve[]: 0 0 0 0 0 [ 52.475032] Node 1 Normal free:4039456kB min:53876kB low:67344kB high:80812kB active_anon:0kB inactive_anon:0kB active_file:120kB inactive_file:0kB unevictable:0kB writepending:0kB present:4194304kB managed:4128248kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 52.502887] lowmem_reserve[]: 0 0 0 0 0 [ 52.506913] 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 [ 52.520528] Node 0 DMA32: 1429*4kB (UME) 4*8kB (UE) 282*16kB (UE) 240*32kB (UME) 30*64kB (UME) 10*128kB (UME) 8*256kB (UME) 3*512kB (UME) 3*1024kB (UME) 4*2048kB (UME) 496*4096kB (M) = 2067604kB [ 52.538066] Node 0 Normal: 0*4kB 1*8kB (U) 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 8kB [ 52.549122] Node 1 Normal: 102*4kB (UME) 409*8kB (UE) 284*16kB (UM) 86*32kB (UME) 23*64kB (UM) 13*128kB (UM) 14*256kB (UM) 7*512kB (UME) 2*1024kB (M) 1*2048kB (U) 980*4096kB (M) = 4039456kB [ 52.566234] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 52.575102] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 52.583820] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 52.592675] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 52.601307] 22218 total pagecache pages [ 52.605266] 0 pages in swap cache [ 52.608738] Swap cache stats: add 0, delete 0, find 0/0 [ 52.614116] Free swap = 0kB [ 52.617170] Total swap = 0kB [ 52.620178] 2097051 pages RAM [ 52.623264] 0 pages HighMem/MovableOnly [ 52.627307] 369649 pages reserved [ 52.630744] 0 pages cma reserved [ 52.634087] Unreclaimable slab info: [ 52.637832] Name Used Total [ 52.643391] TIPC 1KB 7KB [ 52.648784] SCTPv6 2KB 6KB [ 52.654145] DCCPv6 2KB 7KB [ 52.659550] DCCP 2KB 7KB [ 52.664996] RXRPC 1KB 6KB [ 52.670379] rxrpc_call_jar 11KB 15KB [ 52.675746] fib6_nodes 0KB 4KB [ 52.681169] ip6_dst_cache 1KB 3KB [ 52.686582] RAWv6 10KB 20KB [ 52.691940] UDPv6 13KB 15KB [ 52.697355] TCPv6 6KB 12KB [ 52.702717] nf_conntrack 18KB 26KB [ 52.708266] t10_alua_lu_gp_cache 0KB 3KB [ 52.713884] sd_ext_cdb 0KB 7KB [ 52.719284] scsi_sense_cache 1056KB 1060KB [ 52.724642] virtio_scsi_cmd 16KB 16KB [ 52.730029] sgpool-128 8KB 8KB [ 52.735383] sgpool-64 4KB 12KB [ 52.740786] sgpool-32 2KB 15KB [ 52.746135] sgpool-16 1KB 7KB [ 52.751525] sgpool-8 0KB 7KB [ 52.756945] mqueue_inode_cache 1KB 7KB [ 52.762381] bio_post_read_ctx 14KB 15KB [ 52.767793] bio-2 14KB 15KB [ 52.773144] jfs_mp 7KB 7KB [ 52.778560] cifs_small_rq 15KB 16KB [ 52.783909] cifs_request 67KB 67KB [ 52.789295] cifs_mpx_ids 0KB 7KB [ 52.794662] nfs_commit_data 3KB 14KB [ 52.800063] nfs_write_data 34KB 44KB [ 52.805427] ext4_system_zone 1KB 7KB [ 52.810826] bio-1 1KB 7KB [ 52.816192] rpc_buffers 17KB 25KB [ 52.821593] rpc_tasks 2KB 7KB [ 52.826992] UNIX 243KB 315KB [ 52.832347] tcp_bind_bucket 0KB 4KB [ 52.837739] ip_fib_trie 0KB 3KB [ 52.843089] ip_fib_alias 0KB 3KB [ 52.848501] ip_dst_cache 2KB 12KB [ 52.853860] RAW 6KB 15KB [ 52.859265] UDP 25KB 47KB [ 52.864615] TCP 5KB 11KB [ 52.870004] hugetlbfs_inode_cache 3KB 15KB [ 52.875973] fscache_cookie_jar 1KB 11KB [ 52.881472] eventpoll_pwq 12KB 55KB [ 52.886898] eventpoll_epi 17KB 78KB [ 52.892243] inotify_inode_mark 6KB 11KB [ 52.897724] request_queue 199KB 218KB [ 52.903078] blkdev_requests 1KB 3KB [ 52.908481] blkdev_ioc 5KB 15KB [ 52.913834] bio-0 74KB 108KB [ 52.919347] biovec-max 1237KB 1237KB [ 52.924703] biovec-64 9KB 39KB [ 52.930124] biovec-16 2KB 11KB [ 52.935482] bio_integrity_payload 1KB 8KB [ 52.941235] khugepaged_mm_slot 0KB 3KB [ 52.946724] uid_cache 1KB 4KB [ 52.952071] dmaengine-unmap-2 0KB 3KB [ 52.957470] skbuff_fclone_cache 581KB 581KB [ 52.962996] skbuff_head_cache 1807KB 2201KB [ 52.968382] configfs_dir_cache 3KB 7KB [ 52.973820] file_lock_cache 3KB 15KB [ 52.979221] file_lock_ctx 9KB 11KB [ 52.984576] fsnotify_mark_connector 2KB 7KB [ 52.990487] shmem_inode_cache 7786KB 7804KB [ 52.995932] task_delay_info 58KB 312KB [ 53.001342] taskstats 0KB 3KB [ 53.006741] proc_dir_entry 302KB 307KB [ 53.012099] pde_opener 18KB 77KB [ 53.017499] seq_file 234KB 606KB [ 53.022852] sigqueue 9KB 43KB [ 53.028234] kernfs_node_cache 9949KB 9957KB [ 53.033585] mnt_cache 69KB 76KB [ 53.038985] filp 10813KB 10848KB [ 53.044336] names_cache 180344KB 180365KB [ 53.049727] iint_cache 79KB 79KB [ 53.055083] key_jar 4KB 11KB [ 53.060489] nsproxy 0KB 3KB [ 53.065847] vm_area_struct 1714KB 1817KB [ 53.071235] mm_struct 144KB 318KB [ 53.076650] fs_cache 26KB 196KB [ 53.082003] files_cache 86KB 247KB [ 53.087388] signal_cache 369KB 912KB [ 53.092754] sighand_cache 476KB 568KB [ 53.098155] task_struct 1622KB 1622KB [ 53.103509] cred_jar 1497KB 2048KB [ 53.108986] anon_vma_chain 588KB 795KB [ 53.114341] anon_vma 123KB 358KB [ 53.119761] pid 32KB 224KB [ 53.125114] Acpi-Operand 157KB 198KB [ 53.130631] Acpi-ParseExt 9KB 11KB [ 53.135986] Acpi-Parse 41KB 47KB [ 53.141484] Acpi-State 52KB 63KB [ 53.146880] Acpi-Namespace 20KB 27KB [ 53.152227] numa_policy 0KB 3KB [ 53.157618] debug_objects_cache 686KB 718KB [ 53.163147] trace_event_file 297KB 298KB [ 53.168531] ftrace_event_field 398KB 401KB [ 53.173970] pool_workqueue 79KB 84KB [ 53.179376] page->ptl 176KB 458KB [ 53.184743] kmalloc-2097152 2050KB 2050KB [ 53.190130] kmalloc-524288 2056KB 2056KB [ 53.195487] kmalloc-262144 1290KB 1290KB [ 53.201000] kmalloc-131072 650KB 650KB [ 53.206348] kmalloc-65536 264KB 330KB [ 53.211737] kmalloc-32768 660KB 660KB [ 53.217146] kmalloc-16384 247KB 247KB [ 53.222494] kmalloc-8192 1080KB 1122KB [ 53.227869] kmalloc-4096 7084KB 7144KB [ 53.233244] kmalloc-2048 6451KB 6451KB [ 53.238643] kmalloc-1024 4524KB 4575KB [ 53.243990] kmalloc-512 2686KB 4282KB [ 53.249377] kmalloc-256 1903KB 2373KB [ 53.254728] kmalloc-128 426KB 500KB [ 53.260129] kmalloc-96 2581KB 2600KB [ 53.265507] kmalloc-64 2280KB 2444KB [ 53.270898] kmalloc-32 991KB 1905KB [ 53.276259] kmalloc-192 957KB 1720KB [ 53.281661] kmem_cache 177KB 183KB [ 53.287054] Tasks state (memory values in pages): [ 53.291880] [ pid ] uid tgid total_vm rss pgtables_bytes swapents oom_score_adj name [ 53.300707] [ 4695] 0 4695 11524 1790 126976 0 0 systemd-journal [ 53.309934] [ 4697] 0 4697 10947 970 114688 0 -1000 systemd-udevd [ 53.318973] [ 6153] 100 6153 30769 990 143360 0 0 systemd-timesyn [ 53.328203] [ 6157] 0 6157 5115 278 77824 0 0 dhclient [ 53.336919] [ 7679] 0 7679 6999 590 106496 0 0 cron [ 53.345141] [ 7692] 0 7692 63583 842 147456 0 0 rsyslogd [ 53.353843] [ 7753] 0 7753 3221 431 81920 0 0 agetty [ 53.362300] [ 7781] 0 7781 17490 1605 176128 0 -1000 sshd [ 53.370548] [ 7804] 0 7804 3221 409 69632 0 0 agetty [ 53.379000] [ 7807] 0 7807 3221 432 73728 0 0 agetty [ 53.387426] [ 7809] 0 7809 3221 433 73728 0 0 agetty [ 53.395919] [ 7810] 0 7810 3221 412 77824 0 0 agetty [ 53.404357] [ 7811] 0 7811 3221 390 73728 0 0 agetty [ 53.412807] [ 7812] 0 7812 3165 421 73728 0 0 agetty [ 53.421248] [ 8089] 0 8089 17490 1623 184320 0 0 sshd [ 53.429524] [ 8091] 0 8091 4360 1 36864 0 0 syz-executor765 [ 53.438761] [ 8107] 0 8107 4360 525 45056 0 1000 syz-executor765 [ 53.447986] Out of memory: Kill process 8107 (syz-executor765) score 1000 or sacrifice child executing program [ 53.456602] Killed process 8107 (syz-executor765) total-vm:17440kB, anon-rss:2100kB, file-rss:0kB, shmem-rss:0kB [ 53.467409] oom_reaper: reaped process 8107 (syz-executor765), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 53.480989] FAULT_INJECTION: forcing a failure. [ 53.480989] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 53.492841] CPU: 1 PID: 8108 Comm: syz-executor765 Not tainted 4.19.211-syzkaller #0 [ 53.500714] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 53.510051] Call Trace: [ 53.512631] dump_stack+0x1fc/0x2ef [ 53.516279] should_fail.cold+0xa/0xf [ 53.520075] ? lock_acquire+0x170/0x3c0 [ 53.524039] ? setup_fault_attr+0x200/0x200 [ 53.528346] __alloc_pages_nodemask+0x239/0x2890 [ 53.533136] ? finish_task_switch+0x118/0x760 [ 53.537631] ? trace_hardirqs_on+0x55/0x210 [ 53.541941] ? __schedule+0x88f/0x2040 [ 53.545811] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 53.550641] ? mark_held_locks+0xf0/0xf0 [ 53.554686] ? io_schedule_timeout+0x140/0x140 [ 53.559261] ? lock_downgrade+0x720/0x720 [ 53.563390] ? ___preempt_schedule+0x16/0x18 [ 53.567779] alloc_pages_vma+0xf2/0x780 [ 53.571846] wp_page_copy+0x219/0x2c40 [ 53.575713] ? _vm_normal_page+0x132/0x510 [ 53.579939] ? follow_pte_pmd+0x60/0x60 [ 53.583894] ? lock_downgrade+0x720/0x720 [ 53.588022] do_wp_page+0x2d4/0x2210 [ 53.591724] ? finish_mkwrite_fault+0x640/0x640 [ 53.596384] ? __handle_mm_fault+0x15f6/0x41c0 [ 53.600965] ? mark_held_locks+0xf0/0xf0 [ 53.605017] __handle_mm_fault+0x258b/0x41c0 [ 53.609412] ? kernel_read+0x110/0x110 [ 53.613278] ? vm_insert_page+0x9c0/0x9c0 [ 53.617405] ? apparmor_getprocattr+0x11e0/0x11e0 [ 53.622238] ? lock_acquire+0x170/0x3c0 [ 53.626190] ? handle_mm_fault+0xb2/0xb10 [ 53.630328] handle_mm_fault+0x436/0xb10 [ 53.634377] __do_page_fault+0x68e/0xd60 [ 53.638422] ? trace_hardirqs_off_caller+0x6e/0x210 [ 53.643415] ? spurious_fault+0x840/0x840 [ 53.647541] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 53.652370] ? page_fault+0x8/0x30 [ 53.655892] page_fault+0x1e/0x30 [ 53.659325] RIP: 0033:0x7fda6ee0de25 [ 53.663019] Code: 0a 00 00 74 08 84 c9 0f 85 46 02 00 00 45 31 e4 0f 1f 44 00 00 64 8b 04 25 18 00 00 00 ba 01 00 00 00 85 c0 0f 85 d5 01 00 00 <0f> b1 15 1c b0 0a 00 4c 8b 33 4d 85 f6 75 3b e9 72 01 00 00 0f 1f [ 53.681900] RSP: 002b:00007ffe88dec390 EFLAGS: 00010246 [ 53.687243] RAX: 0000000000000000 RBX: 00007fda6eeb6140 RCX: 0000000000000001 [ 53.694490] RDX: 0000000000000001 RSI: 00007fda6eeb6140 RDI: 0000000000000000 [ 53.701748] RBP: 0000000000000000 R08: 0000000000000001 R09: 0000000000000001 [ 53.709003] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 53.716256] R13: 0000000000000001 R14: 0000000000000000 R15: 0000000000000000 [ 53.723881] syz-executor765 invoked oom-killer: gfp_mask=0x0(), nodemask=(null), order=0, oom_score_adj=1000 [ 53.733885] syz-executor765 cpuset=/ mems_allowed=0-1 [ 53.739168] CPU: 1 PID: 8108 Comm: syz-executor765 Not tainted 4.19.211-syzkaller #0 [ 53.747038] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 53.756368] Call Trace: [ 53.758939] dump_stack+0x1fc/0x2ef [ 53.762543] dump_header+0x15d/0xc3f [ 53.768480] ? _raw_spin_unlock_irqrestore+0x66/0xe0 [ 53.773561] ? ___ratelimit+0x319/0x590 [ 53.777512] oom_kill_process.cold+0x10/0x692 [ 53.781986] ? oom_badness.part.0+0x135/0x6e0 [ 53.786477] ? lock_downgrade+0x720/0x720 [ 53.790603] ? oom_evaluate_task+0x39e/0x6d0 [ 53.794992] out_of_memory+0x34d/0x1390 [ 53.798943] ? lock_acquire+0x170/0x3c0 [ 53.802899] ? oom_killer_disable+0x270/0x270 [ 53.807376] ? mutex_trylock+0x15f/0x1a0 [ 53.811427] pagefault_out_of_memory+0x102/0x120 [ 53.816177] ? out_of_memory+0x1390/0x1390 [ 53.820392] ? lock_downgrade+0x720/0x720 [ 53.824519] mm_fault_error+0x106/0x390 [ 53.828474] __do_page_fault+0xc34/0xd60 [ 53.832516] ? trace_hardirqs_off_caller+0x6e/0x210 [ 53.837510] ? spurious_fault+0x840/0x840 [ 53.841644] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 53.846467] ? page_fault+0x8/0x30 [ 53.849986] page_fault+0x1e/0x30 [ 53.853417] RIP: 0033:0x7fda6ee0de25 [ 53.857108] Code: 0a 00 00 74 08 84 c9 0f 85 46 02 00 00 45 31 e4 0f 1f 44 00 00 64 8b 04 25 18 00 00 00 ba 01 00 00 00 85 c0 0f 85 d5 01 00 00 <0f> b1 15 1c b0 0a 00 4c 8b 33 4d 85 f6 75 3b e9 72 01 00 00 0f 1f [ 53.875994] RSP: 002b:00007ffe88dec390 EFLAGS: 00010246 [ 53.881332] RAX: 0000000000000000 RBX: 00007fda6eeb6140 RCX: 0000000000000001 [ 53.888580] RDX: 0000000000000001 RSI: 00007fda6eeb6140 RDI: 0000000000000000 [ 53.895826] RBP: 0000000000000000 R08: 0000000000000001 R09: 0000000000000001 [ 53.903076] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 53.910407] R13: 0000000000000001 R14: 0000000000000000 R15: 0000000000000000 [ 53.917720] Mem-Info: [ 53.920167] active_anon:2963 inactive_anon:4712 isolated_anon:0 [ 53.920167] active_file:5328 inactive_file:12000 isolated_file:0 [ 53.920167] unevictable:0 dirty:7649 writeback:0 unstable:0 [ 53.920167] slab_reclaimable:16153 slab_unreclaimable:112798 [ 53.920167] mapped:3834 shmem:4898 pagetables:346 bounce:0 [ 53.920167] free:1530662 free_pcp:697 free_cma:0 [ 53.954130] Node 0 active_anon:11852kB inactive_anon:18848kB active_file:21192kB inactive_file:48000kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:15336kB dirty:30596kB writeback:0kB shmem:19592kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 2048kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 53.982485] Node 1 active_anon:0kB inactive_anon:0kB active_file:120kB inactive_file:0kB 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? no [ 54.008307] Node 0 DMA free:15908kB min:204kB low:252kB high:300kB 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 [ 54.034462] lowmem_reserve[]: 0 2693 2695 2695 2695 [ 54.039523] Node 0 DMA32 free:2067484kB min:35996kB low:44992kB high:53988kB active_anon:11852kB inactive_anon:18848kB active_file:21192kB inactive_file:48000kB unevictable:0kB writepending:30612kB present:3129332kB managed:2763452kB mlocked:0kB kernel_stack:6560kB pagetables:1384kB bounce:0kB free_pcp:2780kB local_pcp:1124kB free_cma:0kB [ 54.069966] lowmem_reserve[]: 0 0 1 1 1 [ 54.073934] Node 0 Normal free:8kB min:24kB low:28kB high:32kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:1048576kB managed:2000kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 54.099849] lowmem_reserve[]: 0 0 0 0 0 [ 54.103816] Node 1 Normal free:4039456kB min:53876kB low:67344kB high:80812kB active_anon:0kB inactive_anon:0kB active_file:120kB inactive_file:0kB unevictable:0kB writepending:0kB present:4194304kB managed:4128248kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 54.131454] lowmem_reserve[]: 0 0 0 0 0 [ 54.135424] 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 [ 54.149096] Node 0 DMA32: 1411*4kB (UME) 14*8kB (UE) 264*16kB (UM) 244*32kB (U) 27*64kB (UME) 9*128kB (UM) 8*256kB (UME) 3*512kB (UME) 3*1024kB (UME) 4*2048kB (UME) 496*4096kB (M) = 2067132kB [ 54.166468] Node 0 Normal: 0*4kB 1*8kB (U) 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 8kB [ 54.177535] Node 1 Normal: 102*4kB (UME) 409*8kB (UE) 284*16kB (UM) 86*32kB (UME) 23*64kB (UM) 13*128kB (UM) 14*256kB (UM) 7*512kB (UME) 2*1024kB (M) 1*2048kB (U) 980*4096kB (M) = 4039456kB [ 54.194640] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 54.203511] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 54.212236] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 54.221091] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 54.229709] 22240 total pagecache pages [ 54.233664] 0 pages in swap cache [ 54.237128] Swap cache stats: add 0, delete 0, find 0/0 [ 54.242476] Free swap = 0kB [ 54.245467] Total swap = 0kB [ 54.248527] 2097051 pages RAM [ 54.251619] 0 pages HighMem/MovableOnly [ 54.255572] 369649 pages reserved [ 54.259039] 0 pages cma reserved [ 54.262387] Unreclaimable slab info: [ 54.266072] Name Used Total [ 54.271711] TIPC 1KB 7KB [ 54.277110] SCTPv6 2KB 6KB [ 54.282459] DCCPv6 2KB 7KB [ 54.287853] DCCP 2KB 7KB [ 54.293223] RXRPC 1KB 6KB [ 54.298601] rxrpc_call_jar 11KB 15KB [ 54.303965] fib6_nodes 0KB 4KB [ 54.309358] ip6_dst_cache 1KB 3KB [ 54.314710] RAWv6 10KB 20KB [ 54.320113] UDPv6 13KB 15KB [ 54.325467] TCPv6 6KB 12KB [ 54.330869] nf_conntrack 18KB 26KB [ 54.336302] t10_alua_lu_gp_cache 0KB 3KB [ 54.341916] sd_ext_cdb 0KB 7KB [ 54.347313] scsi_sense_cache 1056KB 1060KB [ 54.352666] virtio_scsi_cmd 16KB 16KB [ 54.358048] sgpool-128 8KB 8KB