Warning: Permanently added '10.128.0.141' (ECDSA) to the list of known hosts. syzkaller login: [ 49.989560] IPVS: ftp: loaded support on port[0] = 21 [ 50.071523] IPv6: ADDRCONF(NETDEV_UP): wlan0: link is not ready [ 50.088651] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 50.104727] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 executing program [ 50.127450] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 50.137592] IPv6: ADDRCONF(NETDEV_UP): wlan1: link is not ready [ 50.143934] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 50.151455] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 50.158668] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 50.210008] UDF-fs: INFO Mounting volume 'LinuxUDF', timestamp 2022/09/12 12:00 (1000) [ 50.223867] FAULT_INJECTION: forcing a failure. [ 50.223867] name fail_page_alloc, interval 1, probability 0, space 0, times 1 [ 50.236079] CPU: 0 PID: 8173 Comm: syz-executor943 Not tainted 4.19.211-syzkaller #0 [ 50.243969] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/26/2022 [ 50.253324] Call Trace: [ 50.255916] dump_stack+0x1fc/0x2ef [ 50.259540] should_fail.cold+0xa/0xf [ 50.263343] ? lock_acquire+0x170/0x3c0 [ 50.267315] ? setup_fault_attr+0x200/0x200 [ 50.271751] __alloc_pages_nodemask+0x239/0x2890 [ 50.276505] ? __lock_acquire+0x6de/0x3ff0 [ 50.280752] ? check_preemption_disabled+0x41/0x280 [ 50.285776] ? check_preemption_disabled+0x41/0x280 [ 50.290791] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 50.295617] ? find_next_bit+0x105/0x130 [ 50.299682] ? check_preemption_disabled+0x41/0x280 [ 50.304683] ? wp_page_copy+0xd76/0x2c40 [ 50.308728] ? __lock_acquire+0x6de/0x3ff0 [ 50.312948] alloc_pages_vma+0xf2/0x780 [ 50.316906] wp_page_copy+0x219/0x2c40 [ 50.320775] ? _vm_normal_page+0x132/0x510 [ 50.324998] ? follow_pte_pmd+0x60/0x60 [ 50.328961] do_wp_page+0x2d4/0x2210 [ 50.332669] ? finish_mkwrite_fault+0x640/0x640 [ 50.337321] ? __handle_mm_fault+0x15f6/0x41c0 [ 50.341884] ? mark_held_locks+0xf0/0xf0 [ 50.345929] __handle_mm_fault+0x258b/0x41c0 [ 50.350332] ? vm_insert_page+0x9c0/0x9c0 [ 50.354474] ? _raw_spin_unlock_irqrestore+0x79/0xe0 [ 50.359569] ? check_preemption_disabled+0x41/0x280 [ 50.364569] handle_mm_fault+0x436/0xb10 [ 50.368624] __do_page_fault+0x68e/0xd60 [ 50.372686] ? trace_hardirqs_off_caller+0x6e/0x210 [ 50.377683] ? spurious_fault+0x840/0x840 [ 50.381816] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 50.386661] ? page_fault+0x8/0x30 [ 50.390182] page_fault+0x1e/0x30 [ 50.393701] RIP: 0033:0x7fa990fa6a68 [ 50.397395] Code: 00 00 80 3d b9 b9 0b 00 00 75 2f 55 48 83 3d d6 94 0b 00 00 48 89 e5 74 0c 48 8b 3d ea 96 0b 00 e8 15 e8 ff ff e8 68 ff ff ff 05 91 b9 0b 00 01 5d c3 0f 1f 80 00 00 00 00 c3 0f 1f 80 00 00 [ 50.416478] RSP: 002b:00007ffdb01fc0b0 EFLAGS: 00010246 [ 50.421826] RAX: 00007fa991061b70 RBX: 0000000000000001 RCX: 0000000000000001 [ 50.429079] RDX: 00007fa990fa97b0 RSI: 0000000000000000 RDI: 00007fa991061b70 [ 50.436329] RBP: 00007ffdb01fc0b0 R08: 0000000000000000 R09: 00007ffdb01fc160 [ 50.443576] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 50.450823] R13: 0000000000000001 R14: 00007fa991063ec0 R15: 0000000000000001 [ 50.460415] syz-executor943 invoked oom-killer: gfp_mask=0x0(), nodemask=(null), order=0, oom_score_adj=1000 [ 50.470671] syz-executor943 cpuset=/ mems_allowed=0-1 [ 50.476171] CPU: 0 PID: 8173 Comm: syz-executor943 Not tainted 4.19.211-syzkaller #0 [ 50.484046] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/26/2022 [ 50.493398] Call Trace: [ 50.495972] dump_stack+0x1fc/0x2ef [ 50.499594] dump_header+0x15d/0xc3f [ 50.503297] ? _raw_spin_unlock_irqrestore+0x66/0xe0 [ 50.508381] ? ___ratelimit+0x319/0x590 [ 50.512361] oom_kill_process.cold+0x10/0x692 [ 50.516842] ? check_preemption_disabled+0x41/0x280 [ 50.521859] ? has_intersects_mems_allowed+0x1d6/0x290 [ 50.527126] out_of_memory+0x1072/0x1390 [ 50.531782] ? lock_acquire+0x170/0x3c0 [ 50.535741] ? oom_killer_disable+0x270/0x270 [ 50.540239] ? mutex_trylock+0x15f/0x1a0 [ 50.544284] pagefault_out_of_memory+0x102/0x120 [ 50.549022] ? out_of_memory+0x1390/0x1390 [ 50.553241] ? lock_downgrade+0x720/0x720 [ 50.557374] mm_fault_error+0x106/0x390 [ 50.561339] __do_page_fault+0xc34/0xd60 [ 50.565391] ? trace_hardirqs_off_caller+0x6e/0x210 [ 50.570394] ? spurious_fault+0x840/0x840 [ 50.574535] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 50.579360] ? page_fault+0x8/0x30 [ 50.582881] page_fault+0x1e/0x30 [ 50.586320] RIP: 0033:0x7fa990fa6a68 [ 50.590015] Code: 00 00 80 3d b9 b9 0b 00 00 75 2f 55 48 83 3d d6 94 0b 00 00 48 89 e5 74 0c 48 8b 3d ea 96 0b 00 e8 15 e8 ff ff e8 68 ff ff ff 05 91 b9 0b 00 01 5d c3 0f 1f 80 00 00 00 00 c3 0f 1f 80 00 00 [ 50.608981] RSP: 002b:00007ffdb01fc0b0 EFLAGS: 00010246 [ 50.614327] RAX: 00007fa991061b70 RBX: 0000000000000001 RCX: 0000000000000001 [ 50.621580] RDX: 00007fa990fa97b0 RSI: 0000000000000000 RDI: 00007fa991061b70 [ 50.628844] RBP: 00007ffdb01fc0b0 R08: 0000000000000000 R09: 00007ffdb01fc160 [ 50.636112] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 50.643375] R13: 0000000000000001 R14: 00007fa991063ec0 R15: 0000000000000001 [ 50.651592] Mem-Info: [ 50.654040] active_anon:3167 inactive_anon:4724 isolated_anon:0 [ 50.654040] active_file:5282 inactive_file:10110 isolated_file:0 [ 50.654040] unevictable:0 dirty:251 writeback:0 unstable:0 [ 50.654040] slab_reclaimable:16197 slab_unreclaimable:112926 [ 50.654040] mapped:3721 shmem:4920 pagetables:370 bounce:0 [ 50.654040] free:1532408 free_pcp:288 free_cma:0 [ 50.687838] Node 0 active_anon:12668kB inactive_anon:18896kB active_file:21012kB inactive_file:40440kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:14884kB dirty:996kB writeback:0kB shmem:19680kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 2048kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 50.716266] Node 1 active_anon:0kB inactive_anon:0kB active_file:116kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:8kB writeback:0kB shmem:0kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 50.742147] 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 [ 50.768377] lowmem_reserve[]: 0 2693 2695 2695 2695 [ 50.773484] Node 0 DMA32 free:2074112kB min:35996kB low:44992kB high:53988kB active_anon:12668kB inactive_anon:18896kB active_file:21012kB inactive_file:40440kB unevictable:0kB writepending:996kB present:3129332kB managed:2763452kB mlocked:0kB kernel_stack:6592kB pagetables:1480kB bounce:0kB free_pcp:1344kB local_pcp:532kB free_cma:0kB [ 50.803696] lowmem_reserve[]: 0 0 1 1 1 [ 50.807764] 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 [ 50.833712] lowmem_reserve[]: 0 0 0 0 0 [ 50.837764] Node 1 Normal free:4039648kB min:53876kB low:67344kB high:80812kB active_anon:0kB inactive_anon:0kB active_file:116kB inactive_file:0kB unevictable:0kB writepending:8kB present:4194304kB managed:4128248kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 50.865525] lowmem_reserve[]: 0 0 0 0 0 [ 50.869498] 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 [ 50.883152] Node 0 DMA32: 1272*4kB (UE) 158*8kB (UME) 222*16kB (UME) 128*32kB (UME) 47*64kB (UME) 5*128kB (U) 3*256kB (UME) 2*512kB (ME) 2*1024kB (UE) 3*2048kB (UME) 500*4096kB (M) = 2075632kB [ 50.900823] 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 [ 50.911957] Node 1 Normal: 92*4kB (UE) 418*8kB (UME) 282*16kB (UME) 84*32kB (UME) 29*64kB (UM) 18*128kB (UM) 11*256kB (UM) 5*512kB (UME) 3*1024kB (UM) 1*2048kB (U) 980*4096kB (M) = 4039648kB [ 50.929274] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 50.938298] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 50.947007] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 50.955901] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 50.964466] 20350 total pagecache pages [ 50.968514] 0 pages in swap cache [ 50.971954] Swap cache stats: add 0, delete 0, find 0/0 [ 50.977365] Free swap = 0kB [ 50.980391] Total swap = 0kB [ 50.983502] 2097051 pages RAM [ 50.986661] 0 pages HighMem/MovableOnly [ 50.990620] 369649 pages reserved [ 50.994049] 0 pages cma reserved [ 50.997571] Unreclaimable slab info: [ 51.001668] Name Used Total [ 51.007531] pid_2 4KB 4KB [ 51.012940] TIPC 9KB 15KB [ 51.018367] SCTPv6 6KB 6KB [ 51.023733] DCCPv6 10KB 15KB [ 51.029164] DCCP 9KB 14KB [ 51.034540] RXRPC 8KB 13KB [ 51.039972] rxrpc_call_jar 27KB 31KB [ 51.045412] fib6_nodes 2KB 4KB [ 51.050765] ip6_dst_cache 3KB 3KB [ 51.056203] RAWv6 21KB 27KB [ 51.061556] UDPv6 13KB 15KB [ 51.066970] TCPv6 9KB 12KB [ 51.072325] nf_conntrack 18KB 22KB [ 51.077783] t10_alua_lu_gp_cache 0KB 3KB [ 51.083402] sd_ext_cdb 0KB 7KB [ 51.088815] scsi_sense_cache 1056KB 1060KB [ 51.094181] virtio_scsi_cmd 16KB 16KB [ 51.099603] sgpool-128 8KB 8KB [ 51.105256] sgpool-64 4KB 12KB [ 51.110612] sgpool-32 2KB 15KB [ 51.116025] sgpool-16 1KB 7KB [ 51.121380] sgpool-8 0KB 7KB [ 51.126800] mqueue_inode_cache 9KB 15KB [ 51.132241] bio_post_read_ctx 14KB 15KB [ 51.137718] bio-2 14KB 15KB [ 51.143078] jfs_mp 7KB 7KB [ 51.148520] cifs_small_rq 15KB 16KB [ 51.153871] cifs_request 67KB 67KB [ 51.159399] cifs_mpx_ids 0KB 7KB [ 51.164767] nfs_commit_data 3KB 14KB [ 51.170188] nfs_write_data 34KB 44KB [ 51.175640] ext4_system_zone 1KB 7KB [ 51.181001] bio-1 1KB 7KB [ 51.186425] pid_namespace 3KB 3KB [ 51.191782] rpc_buffers 17KB 25KB [ 51.197197] rpc_tasks 2KB 7KB [ 51.202553] UNIX 435KB 435KB [ 51.208314] tcp_bind_bucket 2KB 4KB [ 51.213708] ip_fib_trie 0KB 3KB [ 51.219133] ip_fib_alias 0KB 3KB [ 51.224490] ip_dst_cache 7KB 8KB [ 51.230016] RAW 18KB 22KB [ 51.235439] UDP 48KB 54KB [ 51.240792] request_sock_TCP 1KB 3KB [ 51.246217] TCP 5KB 5KB [ 51.251571] hugetlbfs_inode_cache 3KB 15KB [ 51.257361] fscache_cookie_jar 1KB 7KB [ 51.262899] eventpoll_pwq 18KB 75KB [ 51.268321] eventpoll_epi 37KB 114KB [ 51.273684] inotify_inode_mark 9KB 11KB [ 51.279185] request_queue 203KB 249KB [ 51.284533] blkdev_requests 1KB 3KB [ 51.289944] blkdev_ioc 13KB 15KB [ 51.295406] bio-0 139KB 183KB [ 51.300760] biovec-max 1410KB 1410KB [ 51.306470] biovec-64 11KB 47KB [ 51.311830] biovec-16 8KB 15KB [ 51.317276] bio_integrity_payload 1KB 8KB [ 51.322978] khugepaged_mm_slot 0KB 3KB [ 51.328489] uid_cache 2KB 4KB [ 51.333843] dmaengine-unmap-2 0KB 3KB [ 51.339251] skbuff_fclone_cache 337KB 337KB [ 51.344846] skbuff_head_cache 1837KB 1837KB [ 51.350199] configfs_dir_cache 3KB 7KB [ 51.355691] file_lock_cache 95KB 95KB [ 51.361042] file_lock_ctx 9KB 11KB [ 51.366451] fsnotify_mark_connector 4KB 7KB [ 51.372326] net_namespace 8KB 8KB [ 51.377735] shmem_inode_cache 7833KB 7835KB [ 51.383097] task_delay_info 69KB 367KB [ 51.388511] taskstats 0KB 3KB [ 51.393862] proc_dir_entry 355KB 356KB [ 51.399272] pde_opener 31KB 73KB [ 51.404622] seq_file 407KB 728KB [ 51.410357] sigqueue 31KB 66KB [ 51.415780] kernfs_node_cache 10232KB 10237KB [ 51.421130] mnt_cache 88KB 88KB [ 51.426537] filp 10370KB 10372KB [ 51.431889] names_cache 174441KB 174462KB [ 51.437298] iint_cache 83KB 83KB [ 51.442647] key_jar 4KB 7KB [ 51.448061] uts_namespace 3KB 3KB [ 51.453413] nsproxy 1KB 3KB [ 51.458826] vm_area_struct 2579KB 2579KB [ 51.464200] mm_struct 203KB 442KB [ 51.469609] fs_cache 52KB 288KB [ 51.475573] files_cache 176KB 397KB [ 51.480931] signal_cache 533KB 1178KB [ 51.486367] sighand_cache 529KB 548KB [ 51.491723] task_struct 2253KB 2253KB [ 51.497131] cred_jar 747KB 1896KB [ 51.502480] anon_vma_chain 959KB 1011KB [ 51.507892] anon_vma 138KB 304KB [ 51.513455] pid 48KB 328KB [ 51.518874] Acpi-Operand 157KB 198KB [ 51.524224] Acpi-ParseExt 9KB 11KB [ 51.529674] Acpi-Parse 41KB 47KB [ 51.535097] Acpi-State 52KB 63KB [ 51.540449] Acpi-Namespace 20KB 27KB [ 51.545868] numa_policy 0KB 3KB [ 51.551239] debug_objects_cache 649KB 687KB [ 51.556832] trace_event_file 297KB 298KB [ 51.562187] ftrace_event_field 398KB 401KB [ 51.567678] pool_workqueue 88KB 88KB [ 51.573029] page->ptl 255KB 513KB [ 51.578479] kmalloc-2097152 2050KB 2050KB [ 51.583850] kmalloc-524288 2056KB 2056KB [ 51.589258] kmalloc-262144 1290KB 1290KB [ 51.594609] kmalloc-131072 650KB 650KB [ 51.600443] kmalloc-65536 264KB 330KB [ 51.605876] kmalloc-32768 726KB 726KB [ 51.611228] kmalloc-16384 313KB 346KB [ 51.616947] kmalloc-8192 1353KB 1394KB [ 51.622306] kmalloc-4096 11594KB 11649KB [ 51.627756] kmalloc-2048 6804KB 6808KB [ 51.633111] kmalloc-1024 3274KB 3331KB [ 51.638521] kmalloc-512 3232KB 4897KB [ 51.643872] kmalloc-256 1998KB 2396KB [ 51.649282] kmalloc-128 473KB 500KB [ 51.654632] kmalloc-96 2562KB 2584KB [ 51.660043] kmalloc-64 2418KB 2496KB [ 51.665461] kmalloc-32 1061KB 1870KB [ 51.670858] kmalloc-192 1024KB 1808KB [ 51.676270] kmem_cache 180KB 183KB [ 51.681643] Out of memory (oom_kill_allocating_task): Kill process 8173 (syz-executor943) score 0 or sacrifice child [ 51.692566] Killed process 8173 (syz-executor943) total-vm:17488kB, anon-rss:2104kB, file-rss:0kB, shmem-rss:0kB [ 51.704323] oom_reaper: reaped process 8173 (syz-executor943), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB executing program [ 51.771966] UDF-fs: INFO Mounting volume 'LinuxUDF', timestamp 2022/09/12 12:00 (1000) [ 51.781885] FAULT_INJECTION: forcing a failure. [ 51.781885] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 51.794306] CPU: 1 PID: 8180 Comm: syz-executor943 Not tainted 4.19.211-syzkaller #0 [ 51.802190] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/26/2022 [ 51.811525] Call Trace: [ 51.814099] dump_stack+0x1fc/0x2ef [ 51.817728] should_fail.cold+0xa/0xf [ 51.821525] ? lock_acquire+0x170/0x3c0 [ 51.825486] ? setup_fault_attr+0x200/0x200 [ 51.829807] __alloc_pages_nodemask+0x239/0x2890 [ 51.834561] ? __lock_acquire+0x6de/0x3ff0 [ 51.838795] ? check_preemption_disabled+0x41/0x280 [ 51.843808] ? check_preemption_disabled+0x41/0x280 [ 51.848827] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 51.853654] ? find_next_bit+0x105/0x130 [ 51.857712] ? check_preemption_disabled+0x41/0x280 [ 51.862708] ? wp_page_copy+0xd76/0x2c40 [ 51.866751] ? __lock_acquire+0x6de/0x3ff0 [ 51.870969] alloc_pages_vma+0xf2/0x780 [ 51.874928] wp_page_copy+0x219/0x2c40 [ 51.878797] ? _vm_normal_page+0x132/0x510 [ 51.883019] ? follow_pte_pmd+0x60/0x60 [ 51.886976] do_wp_page+0x2d4/0x2210 [ 51.890685] ? finish_mkwrite_fault+0x640/0x640 [ 51.895449] ? __handle_mm_fault+0x15f6/0x41c0 [ 51.900140] ? mark_held_locks+0xf0/0xf0 [ 51.904195] __handle_mm_fault+0x258b/0x41c0 [ 51.908589] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 51.913154] ? vm_insert_page+0x9c0/0x9c0 [ 51.917284] ? debug_object_active_state+0x254/0x330 [ 51.922382] ? check_preemption_disabled+0x41/0x280 [ 51.927405] handle_mm_fault+0x436/0xb10 [ 51.931452] __do_page_fault+0x68e/0xd60 [ 51.935509] ? trace_hardirqs_off_caller+0x6e/0x210 [ 51.940522] ? spurious_fault+0x840/0x840 [ 51.944666] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 51.949515] ? page_fault+0x8/0x30 [ 51.953040] page_fault+0x1e/0x30 [ 51.956475] RIP: 0033:0x7fa990fbd1e8 [ 51.960179] Code: 7f fe ff 64 48 8b 1c 25 10 00 00 00 48 39 1d 27 71 0a 00 74 23 64 8b 04 25 18 00 00 00 85 c0 0f 85 69 02 00 00 ba 01 00 00 00 <0f> b1 15 01 71 0a 00 48 89 1d 02 71 0a 00 8b 05 f8 70 0a 00 48 8b [ 51.979070] RSP: 002b:00007ffdb01fc000 EFLAGS: 00010246 [ 51.984414] RAX: 0000000000000000 RBX: 000055555687c300 RCX: 0000000000000001 [ 51.991675] RDX: 0000000000000001 RSI: 0000000000000000 RDI: 0000000000000000 [ 51.998925] RBP: 0000000000000000 R08: 0000000000000000 R09: 00007ffdb01fc160 [ 52.006177] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fa9910623f0 [ 52.013427] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 52.022809] syz-executor943 invoked oom-killer: gfp_mask=0x0(), nodemask=(null), order=0, oom_score_adj=1000 [ 52.032846] syz-executor943 cpuset=/ mems_allowed=0-1 [ 52.038502] CPU: 1 PID: 8180 Comm: syz-executor943 Not tainted 4.19.211-syzkaller #0 [ 52.046389] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/26/2022 [ 52.055723] Call Trace: [ 52.058300] dump_stack+0x1fc/0x2ef [ 52.061913] dump_header+0x15d/0xc3f [ 52.065613] ? _raw_spin_unlock_irqrestore+0x66/0xe0 [ 52.070717] ? ___ratelimit+0x319/0x590 [ 52.074689] oom_kill_process.cold+0x10/0x692 [ 52.079181] ? check_preemption_disabled+0x41/0x280 [ 52.084189] ? has_intersects_mems_allowed+0x1d6/0x290 [ 52.089446] out_of_memory+0x1072/0x1390 [ 52.093492] ? lock_acquire+0x170/0x3c0 [ 52.097448] ? oom_killer_disable+0x270/0x270 [ 52.101924] ? mutex_trylock+0x15f/0x1a0 [ 52.105970] pagefault_out_of_memory+0x102/0x120 [ 52.110708] ? out_of_memory+0x1390/0x1390 [ 52.115019] ? lock_downgrade+0x720/0x720 [ 52.119157] mm_fault_error+0x106/0x390 [ 52.123123] __do_page_fault+0xc34/0xd60 [ 52.127203] ? trace_hardirqs_off_caller+0x6e/0x210 [ 52.132211] ? spurious_fault+0x840/0x840 [ 52.136345] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 52.141174] ? page_fault+0x8/0x30 [ 52.144724] page_fault+0x1e/0x30 [ 52.148161] RIP: 0033:0x7fa990fbd1e8 [ 52.151858] Code: 7f fe ff 64 48 8b 1c 25 10 00 00 00 48 39 1d 27 71 0a 00 74 23 64 8b 04 25 18 00 00 00 85 c0 0f 85 69 02 00 00 ba 01 00 00 00 <0f> b1 15 01 71 0a 00 48 89 1d 02 71 0a 00 8b 05 f8 70 0a 00 48 8b [ 52.170740] RSP: 002b:00007ffdb01fc000 EFLAGS: 00010246 [ 52.176086] RAX: 0000000000000000 RBX: 000055555687c300 RCX: 0000000000000001 [ 52.183342] RDX: 0000000000000001 RSI: 0000000000000000 RDI: 0000000000000000 [ 52.190591] RBP: 0000000000000000 R08: 0000000000000000 R09: 00007ffdb01fc160 [ 52.197842] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fa9910623f0 [ 52.205093] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 52.214480] Mem-Info: [ 52.216961] active_anon:3156 inactive_anon:4750 isolated_anon:0 [ 52.216961] active_file:5418 inactive_file:10004 isolated_file:0 [ 52.216961] unevictable:0 dirty:277 writeback:0 unstable:0 [ 52.216961] slab_reclaimable:16215 slab_unreclaimable:112286 [ 52.216961] mapped:3754 shmem:4948 pagetables:370 bounce:0 [ 52.216961] free:1533027 free_pcp:276 free_cma:0 [ 52.251178] Node 0 active_anon:12624kB inactive_anon:19000kB active_file:21556kB inactive_file:40016kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:15016kB dirty:1100kB writeback:0kB shmem:19792kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 2048kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 52.279534] Node 1 active_anon:0kB inactive_anon:0kB active_file:116kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:8kB writeback:0kB shmem:0kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 52.305372] 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 [ 52.331917] lowmem_reserve[]: 0 2693 2695 2695 2695 [ 52.337022] Node 0 DMA32 free:2075192kB min:35996kB low:44992kB high:53988kB active_anon:12624kB inactive_anon:19000kB active_file:21556kB inactive_file:40016kB unevictable:0kB writepending:1100kB present:3129332kB managed:2763452kB mlocked:0kB kernel_stack:6592kB pagetables:1480kB bounce:0kB free_pcp:1080kB local_pcp:336kB free_cma:0kB [ 52.367046] lowmem_reserve[]: 0 0 1 1 1 [ 52.371024] 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 [ 52.396944] lowmem_reserve[]: 0 0 0 0 0 [ 52.400944] Node 1 Normal free:4039648kB min:53876kB low:67344kB high:80812kB active_anon:0kB inactive_anon:0kB active_file:116kB inactive_file:0kB unevictable:0kB writepending:8kB present:4194304kB managed:4128248kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 52.428596] lowmem_reserve[]: 0 0 0 0 0 [ 52.432835] 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 [ 52.446484] Node 0 DMA32: 1272*4kB (UE) 155*8kB (UME) 259*16kB (UME) 137*32kB (UME) 47*64kB (UME) 5*128kB (U) 3*256kB (UME) 2*512kB (ME) 2*1024kB (UE) 3*2048kB (UME) 500*4096kB (M) = 2076488kB [ 52.463985] 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 [ 52.475239] Node 1 Normal: 92*4kB (UE) 418*8kB (UME) 282*16kB (UME) 84*32kB (UME) 29*64kB (UM) 18*128kB (UM) 11*256kB (UM) 5*512kB (UME) 3*1024kB (UM) 1*2048kB (U) 980*4096kB (M) = 4039648kB [ 52.492457] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 52.501369] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 52.509982] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 52.518891] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 52.527503] 20378 total pagecache pages [ 52.531473] 0 pages in swap cache [ 52.535298] Swap cache stats: add 0, delete 0, find 0/0 [ 52.540655] Free swap = 0kB [ 52.543647] Total swap = 0kB [ 52.546706] 2097051 pages RAM [ 52.549885] 0 pages HighMem/MovableOnly [ 52.553830] 369649 pages reserved [ 52.557331] 0 pages cma reserved [ 52.560681] Unreclaimable slab info: [ 52.564367] Name Used Total [ 52.569947] pid_2 4KB 4KB [ 52.575437] TIPC 6KB 15KB [ 52.580788] SCTPv6 4KB 6KB [ 52.586195] DCCPv6 7KB 15KB [ 52.591554] DCCP 7KB 14KB [ 52.597003] RXRPC 4KB 13KB [ 52.602357] rxrpc_call_jar 24KB 31KB [ 52.607772] fib6_nodes 4KB 4KB [ 52.613123] ip6_dst_cache 11KB 11KB [ 52.618552] RAWv6 20KB 27KB [ 52.623903] UDPv6 13KB 15KB [ 52.629310] TCPv6 9KB 12KB [ 52.634749] nf_conntrack 18KB 22KB [ 52.640382] t10_alua_lu_gp_cache 0KB 3KB [ 52.646078] sd_ext_cdb 0KB 7KB [ 52.651435] scsi_sense_cache 1056KB 1060KB [ 52.656849] virtio_scsi_cmd 16KB 16KB [ 52.662200] sgpool-128 8KB 8KB [ 52.667751] sgpool-64 4KB 12KB [ 52.673103] sgpool-32 2KB 15KB [ 52.678519] sgpool-16 1KB 7KB [ 52.683875] sgpool-8 0KB 7KB [ 52.689295] mqueue_inode_cache 6KB 15KB [ 52.694814] bio_post_read_ctx 14KB 15KB [ 52.700226] bio-2 14KB 15KB [ 52.705631] jfs_mp 7KB 7KB [ 52.711004] cifs_small_rq 15KB 16KB [ 52.716443] cifs_request 67KB 67KB [ 52.721798] cifs_mpx_ids 0KB 7KB [ 52.727213] nfs_commit_data 3KB 14KB [ 52.732580] nfs_write_data 34KB 44KB [ 52.738029] ext4_system_zone 1KB 7KB [ 52.743617] bio-1 1KB 7KB [ 52.749389] pid_namespace 2KB 3KB [ 52.754895] rpc_buffers 17KB 25KB [ 52.760256] rpc_tasks 2KB 7KB [ 52.765660] UNIX 433KB 435KB [ 52.771022] tcp_bind_bucket 1KB 4KB [ 52.776442] ip_fib_trie 0KB 3KB [ 52.781795] ip_fib_alias 0KB 3KB [ 52.787236] ip_dst_cache 7KB 8KB [ 52.792605] RAW 15KB 22KB [ 52.798017] UDP 47KB 54KB [ 52.803378] request_sock_TCP 0KB 3KB [ 52.808786] TCP 5KB 5KB [ 52.814140] hugetlbfs_inode_cache 3KB 15KB [ 52.819899] fscache_cookie_jar 1KB 7KB [ 52.825398] eventpoll_pwq 18KB 75KB [ 52.830767] eventpoll_epi 37KB 114KB [ 52.836183] inotify_inode_mark 11KB 11KB [ 52.841857] request_queue 199KB 218KB [ 52.847276] blkdev_requests 1KB 3KB [ 52.852629] blkdev_ioc 13KB 15KB [ 52.858058] bio-0 156KB 183KB [ 52.863412] biovec-max 1410KB 1410KB [ 52.868836] biovec-64 10KB 39KB [ 52.874208] biovec-16 4KB 15KB [ 52.879783] bio_integrity_payload 1KB 8KB [ 52.885538] khugepaged_mm_slot 0KB 3KB [ 52.890991] uid_cache 2KB 4KB [ 52.896404] dmaengine-unmap-2 0KB 3KB [ 52.901756] skbuff_fclone_cache 336KB 337KB [ 52.907339] skbuff_head_cache 1829KB 1837KB [ 52.912692] configfs_dir_cache 3KB 7KB [ 52.918206] file_lock_cache 99KB 99KB [ 52.923562] file_lock_ctx 9KB 11KB [ 52.928983] fsnotify_mark_connector 6KB 7KB [ 52.934941] net_namespace 8KB 8KB [ 52.940296] shmem_inode_cache 7860KB 7862KB [ 52.945971] task_delay_info 69KB 367KB [ 52.951335] taskstats 0KB 3KB [ 52.956783] proc_dir_entry 355KB 356KB [ 52.962135] pde_opener 31KB 73KB [ 52.967543] seq_file 407KB 728KB [ 52.972905] sigqueue 31KB 66KB [ 52.978340] kernfs_node_cache 10230KB 10237KB [ 52.983693] mnt_cache 92KB 92KB [ 52.989103] filp 10449KB 10451KB [ 52.994465] names_cache 174250KB 174271KB [ 52.999963] iint_cache 80KB 83KB [ 53.005406] key_jar 4KB 7KB [ 53.010849] uts_namespace 1KB 3KB [ 53.016268] nsproxy 1KB 3KB [ 53.021745] vm_area_struct 2602KB 2602KB [ 53.027161] mm_struct 203KB 442KB [ 53.032521] fs_cache 52KB 288KB [ 53.037944] files_cache 176KB 397KB [ 53.043298] signal_cache 533KB 1178KB [ 53.049016] sighand_cache 529KB 548KB [ 53.054379] task_struct 2291KB 2291KB [ 53.059824] cred_jar 852KB 1896KB [ 53.065242] anon_vma_chain 966KB 1011KB [ 53.070610] anon_vma 138KB 304KB [ 53.076034] pid 48KB 328KB [ 53.081387] Acpi-Operand 157KB 198KB [ 53.086948] Acpi-ParseExt 9KB 11KB [ 53.092341] Acpi-Parse 41KB 47KB [ 53.097770] Acpi-State 52KB 63KB [ 53.103123] Acpi-Namespace 20KB 27KB [ 53.108538] numa_policy 0KB 3KB [ 53.114925] debug_objects_cache 649KB 687KB [ 53.120451] trace_event_file 297KB 298KB [ 53.125860] ftrace_event_field 398KB 401KB [ 53.131325] pool_workqueue 87KB 88KB [ 53.136749] page->ptl 260KB 513KB [ 53.142127] kmalloc-2097152 2050KB 2050KB [ 53.147724] kmalloc-524288 2056KB 2056KB [ 53.153399] kmalloc-262144 1290KB 1290KB [ 53.158899] kmalloc-131072 650KB 650KB [ 53.164261] kmalloc-65536 264KB 330KB [ 53.169675] kmalloc-32768 726KB 726KB [ 53.175123] kmalloc-16384 313KB 346KB [ 53.180480] kmalloc-8192 1353KB 1394KB [ 53.185884] kmalloc-4096 11075KB 11130KB [ 53.191246] kmalloc-2048 6810KB 6814KB [ 53.196677] kmalloc-1024 3355KB 3402KB [ 53.202031] kmalloc-512 3232KB 4897KB [ 53.207435] kmalloc-256 2006KB 2396KB [ 53.212793] kmalloc-128 473KB 500KB [ 53.218219] kmalloc-96 2590KB 2612KB [ 53.223570] kmalloc-64 2422KB 2500KB [ 53.228974] kmalloc-32 1065KB 1870KB [ 53.234326] kmalloc-192 1024KB 1808KB [ 53.239750] kmem_cache 178KB 183KB [ 53.245160] Out of memory (oom_kill_allocating_task): Kill process 8180 (syz-executor943) score 0 or sacrifice child [ 53.256218] Killed process 8180 (syz-executor943) total-vm:17488kB, anon-rss:2120kB, file-rss:0kB, shmem-rss:0kB [ 53.267488] oom_reaper: reaped process 8180 (syz-executor943), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB executing program [ 53.328199] UDF-fs: INFO Mounting volume 'LinuxUDF', timestamp 2022/09/12 12:00 (1000) [ 53.338479] FAULT_INJECTION: forcing a failure. [ 53.338479] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 53.351310] CPU: 1 PID: 8186 Comm: syz-executor943 Not tainted 4.19.211-syzkaller #0 [ 53.359201] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/26/2022 [ 53.368545] Call Trace: [ 53.371124] dump_stack+0x1fc/0x2ef [ 53.374739] should_fail.cold+0xa/0xf [ 53.378531] ? lock_acquire+0x170/0x3c0 [ 53.382492] ? setup_fault_attr+0x200/0x200 [ 53.386805] __alloc_pages_nodemask+0x239/0x2890 [ 53.391546] ? deref_stack_reg+0x1d0/0x1d0 [ 53.395773] ? mark_held_locks+0xf0/0xf0 [ 53.399822] ? unwind_next_frame+0xeee/0x1400 [ 53.404304] ? __save_stack_trace+0x72/0x190 [ 53.408698] ? deref_stack_reg+0x134/0x1d0 [ 53.413022] ? get_reg+0x176/0x1f0 [ 53.416625] ? deref_stack_reg+0x1d0/0x1d0 [ 53.420853] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 53.425691] ? is_bpf_text_address+0xd5/0x1b0 [ 53.430174] ? __lock_acquire+0x6de/0x3ff0 [ 53.434403] ? __lock_acquire+0x6de/0x3ff0 [ 53.438636] alloc_pages_vma+0xf2/0x780 [ 53.442598] wp_page_copy+0x219/0x2c40 [ 53.446473] ? _vm_normal_page+0x132/0x510 [ 53.450689] ? follow_pte_pmd+0x60/0x60 [ 53.454649] do_wp_page+0x2d4/0x2210 [ 53.458345] ? finish_mkwrite_fault+0x640/0x640 [ 53.462998] ? __handle_mm_fault+0x15f6/0x41c0 [ 53.467570] ? mark_held_locks+0xf0/0xf0 [ 53.471618] __handle_mm_fault+0x258b/0x41c0 [ 53.476013] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 53.480597] ? vm_insert_page+0x9c0/0x9c0 [ 53.484769] ? debug_object_active_state+0x254/0x330 [ 53.489888] ? check_preemption_disabled+0x41/0x280 [ 53.494897] handle_mm_fault+0x436/0xb10 [ 53.498948] __do_page_fault+0x68e/0xd60 [ 53.503002] ? trace_hardirqs_off_caller+0x6e/0x210 [ 53.508006] ? spurious_fault+0x840/0x840 [ 53.512137] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 53.516965] ? page_fault+0x8/0x30 [ 53.520491] page_fault+0x1e/0x30 [ 53.523924] RIP: 0033:0x7fa990faef65 [ 53.527617] Code: 0b 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 3c 4f 0b 00 4c 8b 33 4d 85 f6 75 3b e9 72 01 00 00 0f 1f [ 53.546504] RSP: 002b:00007ffdb01fc0e0 EFLAGS: 00010246 [ 53.551851] RAX: 0000000000000000 RBX: 00007fa991060158 RCX: 0000000000000001 [ 53.559311] RDX: 0000000000000001 RSI: 00007fa991060158 RDI: 0000000000000000 [ 53.566581] RBP: 0000000000000000 R08: 0000000000000002 R09: 00007ffdb01fc160 [ 53.573851] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 53.581105] R13: 0000000000000001 R14: 00007ffdb01fc170 R15: 0000000000000002 [ 53.590064] syz-executor943 invoked oom-killer: gfp_mask=0x0(), nodemask=(null), order=0, oom_score_adj=1000 [ 53.600107] syz-executor943 cpuset=/ mems_allowed=0-1 [ 53.605540] CPU: 1 PID: 8186 Comm: syz-executor943 Not tainted 4.19.211-syzkaller #0 [ 53.613421] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/26/2022 [ 53.622769] Call Trace: [ 53.625353] dump_stack+0x1fc/0x2ef [ 53.628964] dump_header+0x15d/0xc3f [ 53.632663] ? _raw_spin_unlock_irqrestore+0x66/0xe0 [ 53.637769] ? ___ratelimit+0x319/0x590 [ 53.641737] oom_kill_process.cold+0x10/0x692 [ 53.646220] ? check_preemption_disabled+0x41/0x280 [ 53.651224] ? has_intersects_mems_allowed+0x1d6/0x290 [ 53.656599] out_of_memory+0x1072/0x1390 [ 53.660653] ? lock_acquire+0x170/0x3c0 [ 53.664619] ? oom_killer_disable+0x270/0x270 [ 53.669104] ? mutex_trylock+0x15f/0x1a0 [ 53.673290] pagefault_out_of_memory+0x102/0x120 [ 53.678058] ? out_of_memory+0x1390/0x1390 [ 53.682286] ? lock_downgrade+0x720/0x720 [ 53.686440] mm_fault_error+0x106/0x390 [ 53.690401] __do_page_fault+0xc34/0xd60 [ 53.694481] ? trace_hardirqs_off_caller+0x6e/0x210 [ 53.699504] ? spurious_fault+0x840/0x840 [ 53.703636] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 53.708483] ? page_fault+0x8/0x30 [ 53.712014] page_fault+0x1e/0x30 [ 53.715451] RIP: 0033:0x7fa990faef65 [ 53.719154] Code: 0b 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 3c 4f 0b 00 4c 8b 33 4d 85 f6 75 3b e9 72 01 00 00 0f 1f [ 53.738049] RSP: 002b:00007ffdb01fc0e0 EFLAGS: 00010246 [ 53.743402] RAX: 0000000000000000 RBX: 00007fa991060158 RCX: 0000000000000001 [ 53.750654] RDX: 0000000000000001 RSI: 00007fa991060158 RDI: 0000000000000000 [ 53.757968] RBP: 0000000000000000 R08: 0000000000000002 R09: 00007ffdb01fc160 [ 53.765229] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 53.772499] R13: 0000000000000001 R14: 00007ffdb01fc170 R15: 0000000000000002 [ 53.780701] Mem-Info: [ 53.783265] active_anon:3151 inactive_anon:4725 isolated_anon:0 [ 53.783265] active_file:5418 inactive_file:10004 isolated_file:0 [ 53.783265] unevictable:0 dirty:290 writeback:0 unstable:0 [ 53.783265] slab_reclaimable:16215 slab_unreclaimable:112467 [ 53.783265] mapped:3799 shmem:4923 pagetables:370 bounce:0 [ 53.783265] free:1532899 free_pcp:184 free_cma:0 [ 53.817253] Node 0 active_anon:12604kB inactive_anon:18900kB active_file:21556kB inactive_file:40016kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:15196kB dirty:1152kB writeback:0kB shmem:19692kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 2048kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 53.845624] Node 1 active_anon:0kB inactive_anon:0kB active_file:116kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:8kB writeback:0kB shmem:0kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 53.871783] 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 [ 53.898010] lowmem_reserve[]: 0 2693 2695 2695 2695 [ 53.903055] Node 0 DMA32 free:2076136kB min:35996kB low:44992kB high:53988kB active_anon:12604kB inactive_anon:18900kB active_file:21556kB inactive_file:40016kB unevictable:0kB writepending:1152kB present:3129332kB managed:2763452kB mlocked:0kB kernel_stack:6592kB pagetables:1480kB bounce:0kB free_pcp:692kB local_pcp:120kB free_cma:0kB [ 53.932976] lowmem_reserve[]: 0 0 1 1 1 [ 53.937038] 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 [ 53.962974] lowmem_reserve[]: 0 0 0 0 0 [ 53.967045] Node 1 Normal free:4039648kB min:53876kB low:67344kB high:80812kB active_anon:0kB inactive_anon:0kB active_file:116kB inactive_file:0kB unevictable:0kB writepending:8kB present:4194304kB managed:4128248kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 53.995255] lowmem_reserve[]: 0 0 0 0 0 [ 53.999246] 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 [ 54.012870] Node 0 DMA32: 1272*4kB (UE) 81*8kB (UME) 216*16kB (UME) 155*32kB (UME) 48*64kB (UME) 5*128kB (U) 3*256kB (UME) 2*512kB (ME) 2*1024kB (UE) 3*2048kB (UME) 500*4096kB (M) = 2075848kB [ 54.030284] 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 [ 54.041400] Node 1 Normal: 92*4kB (UE) 418*8kB (UME) 282*16kB (UME) 84*32kB (UME) 29*64kB (UM) 18*128kB (UM) 11*256kB (UM) 5*512kB (UME) 3*1024kB (UM) 1*2048kB (U) 980*4096kB (M) = 4039648kB [ 54.058608] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 54.067497] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 54.076347] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 54.085247] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 54.093815] 20415 total pagecache pages [ 54.097859] 0 pages in swap cache [ 54.101299] Swap cache stats: add 0, delete 0, find 0/0 [ 54.106706] Free swap = 0kB [ 54.109718] Total swap = 0kB [ 54.112719] 2097051 pages RAM [ 54.116292] 0 pages HighMem/MovableOnly [ 54.120288] 369649 pages reserved [ 54.123717] 0 pages cma reserved [ 54.127132] Unreclaimable slab info: [ 54.130836] Name Used Total [ 54.136422] pid_2 3KB 4KB [ 54.141830] TIPC 6KB 15KB [ 54.147252] SCTPv6 4KB 6KB [ 54.152621] DCCPv6 7KB 15KB [ 54.158036] DCCP 7KB 14KB [ 54.163410] RXRPC 4KB 13KB [ 54.168822] rxrpc_call_jar 24KB 31KB [ 54.174526] fib6_nodes 3KB 4KB [ 54.179885] ip6_dst_cache 11KB 11KB [ 54.185313] RAWv6 20KB 27KB [ 54.190676] UDPv6 13KB 15KB [ 54.196135] TCPv6 9KB 12KB [ 54.201497] nf_conntrack 18KB 22KB [ 54.206972] t10_alua_lu_gp_cache 0KB 3KB [ 54.212595] sd_ext_cdb 0KB 7KB [ 54.218001] scsi_sense_cache 1056KB 1060KB [ 54.223368] virtio_scsi_cmd 16KB 16KB [ 54.228792] sgpool-128 8KB 8KB [ 54.234146] sgpool-64 4KB 12KB [ 54.239687] sgpool-32 2KB 15KB [ 54.245117] sgpool-16 1KB 7KB [ 54.250474] sgpool-8 0KB 7KB [ 54.255892] mqueue_inode_cache 6KB 15KB [ 54.261438] bio_post_read_ctx 14KB 15KB [ 54.267134] bio-2 14KB 15KB [ 54.272489] jfs_mp 7KB 7KB [ 54.278238] cifs_small_rq 15KB 16KB [ 54.283603] cifs_request 67KB 67KB [ 54.289028] cifs_mpx_ids 0KB 7KB [ 54.294460] nfs_commit_data 3KB 14KB [ 54.299811] nfs_write_data 34KB 44KB [ 54.305274] ext4_system_zone 1KB 7KB [ 54.310646] bio-1 1KB 7KB [ 54.316061] pid_namespace 2KB 3KB [ 54.321536] rpc_buffers 17KB 25KB [ 54.326958] rpc_tasks 2KB 7KB [ 54.332403] UNIX 433KB 435KB [ 54.337831] tcp_bind_bucket 1KB 4KB [ 54.343218] ip_fib_trie 0KB 3KB [ 54.348641] ip_fib_alias 0KB 3KB [ 54.353992] ip_dst_cache 5KB 8KB [ 54.359402] RAW 15KB 22KB [ 54.364838] UDP 38KB 54KB [ 54.370194] request_sock_TCP 0KB 3KB [ 54.375615] TCP 5KB 5KB [ 54.381244] hugetlbfs_inode_cache 3KB 15KB [ 54.387036] fscache_cookie_jar 1KB 7KB [ 54.392479] eventpoll_pwq 18KB 75KB [ 54.397888] eventpoll_epi 48KB 114KB [ 54.403260] inotify_inode_mark 10KB 11KB [ 54.408771] request_queue 199KB 218KB [ 54.414136] blkdev_requests 1KB 3KB [ 54.419546] blkdev_ioc 13KB 15KB [ 54.425020] bio-0 181KB 183KB [ 54.430376] biovec-max 1410KB 1410KB [ 54.435789] biovec-64 10KB 39KB [ 54.441152] biovec-16 4KB 15KB [ 54.446745] bio_integrity_payload 1KB 8KB [ 54.452448] khugepaged_mm_slot 1KB 3KB [ 54.457950] uid_cache 1KB 4KB [ 54.463312] dmaengine-unmap-2 0KB 3KB [ 54.468752] skbuff_fclone_cache 336KB 337KB [ 54.474465] skbuff_head_cache 1778KB 1837KB [ 54.480068] configfs_dir_cache 3KB 7KB [ 54.485614] file_lock_cache 99KB 99KB [ 54.490994] file_lock_ctx 9KB 11KB [ 54.496408] fsnotify_mark_connector 5KB 7KB [ 54.502289] net_namespace 8KB 8KB [ 54.507719] shmem_inode_cache 7875KB 7878KB [ 54.513072] task_delay_info 69KB 367KB [ 54.518503] taskstats 0KB 3KB [ 54.523861] proc_dir_entry 351KB 356KB [ 54.529287] pde_opener 30KB 73KB [ 54.534698] seq_file 392KB 728KB [ 54.540050] sigqueue 26KB 66KB [ 54.545467] kernfs_node_cache 10230KB 10237KB [ 54.550820] mnt_cache 92KB 92KB [ 54.556256] filp 10606KB 10608KB [ 54.561613] names_cache 174428KB 174449KB [ 54.567035] iint_cache 80KB 83KB [ 54.572389] key_jar 4KB 7KB [ 54.577807] uts_namespace 1KB 3KB [ 54.583392] nsproxy 1KB 3KB [ 54.588828] vm_area_struct 2601KB 2602KB [ 54.594194] mm_struct 195KB 442KB [ 54.599706] fs_cache 51KB 284KB [ 54.605143] files_cache 191KB 378KB [ 54.610504] signal_cache 533KB 1178KB [ 54.615910] sighand_cache 529KB 548KB [ 54.621269] task_struct 2316KB 2316KB [ 54.626694] cred_jar 927KB 1896KB [ 54.632047] anon_vma_chain 966KB 1011KB [ 54.637455] anon_vma 131KB 304KB [ 54.642820] pid 48KB 328KB [ 54.648254] Acpi-Operand 156KB 198KB [ 54.653607] Acpi-ParseExt 9KB 11KB [ 54.659158] Acpi-Parse 41KB 47KB [ 54.664621] Acpi-State 52KB 63KB [ 54.669976] Acpi-Namespace 20KB 27KB [ 54.675399] numa_policy 0KB 3KB [ 54.680757] debug_objects_cache 648KB 687KB [ 54.686643] trace_event_file 297KB 298KB [ 54.692012] ftrace_event_field 398KB 401KB [ 54.697514] pool_workqueue 85KB 88KB [ 54.702872] page->ptl 260KB 513KB [ 54.708971] kmalloc-2097152 2050KB 2050KB [ 54.714437] kmalloc-524288 2056KB 2056KB [ 54.719789] kmalloc-262144 1290KB 1290KB [ 54.725237] kmalloc-131072 650KB 650KB [ 54.730598] kmalloc-65536 264KB 330KB [ 54.736010] kmalloc-32768 726KB 726KB [ 54.741368] kmalloc-16384 313KB 346KB [ 54.746788] kmalloc-8192 1353KB 1394KB [ 54.752141] kmalloc-4096 10425KB 10480KB [ 54.757561] kmalloc-2048 6810KB 6814KB [ 54.762922] kmalloc-1024 3426KB 3472KB [ 54.768355] kmalloc-512 3165KB 4890KB [ 54.773746] kmalloc-256 2006KB 2396KB [ 54.779161] kmalloc-128 473KB 500KB [ 54.784623] kmalloc-96 2626KB 2648KB [ 54.790196] kmalloc-64 2422KB 2500KB [ 54.795619] kmalloc-32 1065KB 1870KB [ 54.801000] kmalloc-192 1024KB 1808KB [ 54.806424] kmem_cache 178KB 183KB [ 54.811778] Out of memory (oom_kill_allocating_task): Kill process 8186 (syz-executor943) score 0 or sacrifice child [ 54.822509] Killed process 8186 (syz-executor943) total-vm:17488kB, anon-rss:2120kB, file-rss:0kB, shmem-rss:0kB executing program [ 54.833508] oom_reaper: reaped process 8186 (syz-executor943), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 54.898285] UDF-fs: INFO Mounting volume 'LinuxUDF', timestamp 2022/09/12 12:00 (1000) [ 54.909441] FAULT_INJECTION: forcing a failure. [ 54.909441] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 54.921569] CPU: 1 PID: 8191 Comm: syz-executor943 Not tainted 4.19.211-syzkaller #0 [ 54.929457] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/26/2022 [ 54.938813] Call Trace: [ 54.941394] dump_stack+0x1fc/0x2ef [ 54.945073] should_fail.cold+0xa/0xf [ 54.948857] ? setup_fault_attr+0x200/0x200 [ 54.953161] ? __lock_acquire+0x6de/0x3ff0 [ 54.957381] __alloc_pages_nodemask+0x239/0x2890 [ 54.962347] ? unmap_page_range+0xfd4/0x2c50 [ 54.966798] ? unmap_single_vma+0x198/0x300 [ 54.971115] ? mark_held_locks+0xf0/0xf0 [ 54.975285] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 54.980116] ? mark_held_locks+0xf0/0xf0 [ 54.984165] ? _raw_spin_unlock_irqrestore+0x79/0xe0 [ 54.989354] ? lock_acquire+0x170/0x3c0 [ 54.993315] ? mem_cgroup_reset+0x200/0x200 [ 54.997635] ? __unlock_page_memcg+0x4f/0x100 [ 55.002131] alloc_pages_current+0x193/0x2a0 [ 55.006541] __get_free_pages+0x8/0x40 [ 55.010426] __tlb_remove_page_size+0x2a2/0x470 [ 55.015085] unmap_page_range+0x14e7/0x2c50 [ 55.019461] ? vm_normal_page_pmd+0x4c0/0x4c0 [ 55.023943] ? _raw_spin_unlock_irqrestore+0x79/0xe0 [ 55.029037] ? uprobe_munmap+0x2d/0x4d0 [ 55.033006] unmap_single_vma+0x198/0x300 [ 55.037146] unmap_vmas+0xa9/0x180 [ 55.040671] exit_mmap+0x2b9/0x530 [ 55.044197] ? __ia32_sys_remap_file_pages+0x150/0x150 [ 55.049489] ? __khugepaged_exit+0x2a6/0x3e0 [ 55.053880] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 55.058878] ? kmem_cache_free+0x226/0x260 [ 55.063094] ? __khugepaged_exit+0x2c7/0x3e0 [ 55.067485] mmput+0x14e/0x4a0 [ 55.070661] do_exit+0xaec/0x2be0 [ 55.074100] ? lock_downgrade+0x720/0x720 [ 55.078230] ? mm_update_next_owner+0x650/0x650 [ 55.082901] ? up_read+0x17/0x110 [ 55.086339] ? __do_page_fault+0x180/0xd60 [ 55.090560] do_group_exit+0x125/0x310 [ 55.094449] __x64_sys_exit_group+0x3a/0x50 [ 55.098752] do_syscall_64+0xf9/0x620 [ 55.102539] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 55.107710] RIP: 0033:0x7fa990ff0e59 [ 55.111414] Code: 00 49 c7 c0 c0 ff ff ff be e7 00 00 00 ba 3c 00 00 00 eb 12 0f 1f 44 00 00 89 d0 0f 05 48 3d 00 f0 ff ff 77 1c f4 89 f0 0f 05 <48> 3d 00 f0 ff ff 76 e7 f7 d8 64 41 89 00 eb df 0f 1f 80 00 00 00 [ 55.130400] RSP: 002b:00007ffdb01fc0d8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 55.138091] RAX: ffffffffffffffda RBX: 00007fa9910623f0 RCX: 00007fa990ff0e59 [ 55.145350] RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000000 [ 55.152602] RBP: 0000000000000000 R08: ffffffffffffffc0 R09: 00007ffdb01fc160 [ 55.159874] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fa9910623f0 [ 55.167146] R13: 0000000000000001 R14: 0000000000000000 R15: 0000000000000001 executing program [ 55.227906] UDF-fs: INFO Mounting volume 'LinuxUDF', timestamp 2022/09/12 12:00 (1000) [ 55.240412] FAULT_INJECTION: forcing a failure. [ 55.240412] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 55.252321] CPU: 1 PID: 8197 Comm: syz-executor943 Not tainted 4.19.211-syzkaller #0 [ 55.260202] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/26/2022 [ 55.269555] Call Trace: [ 55.272133] dump_stack+0x1fc/0x2ef [ 55.275756] should_fail.cold+0xa/0xf [ 55.279640] ? lock_acquire+0x170/0x3c0 [ 55.283598] ? setup_fault_attr+0x200/0x200 [ 55.287909] __alloc_pages_nodemask+0x239/0x2890 [ 55.292650] ? mark_held_locks+0xa6/0xf0 [ 55.296712] ? free_unref_page_list+0x59a/0x7b0 [ 55.301372] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 55.305942] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 55.310770] ? release_pages+0xb0d/0x15a0 [ 55.314911] ? __put_compound_page+0xc0/0xc0 [ 55.319304] ? wp_page_copy+0xd76/0x2c40 [ 55.323349] ? __lock_acquire+0x6de/0x3ff0 [ 55.327565] alloc_pages_vma+0xf2/0x780 [ 55.331531] wp_page_copy+0x219/0x2c40 [ 55.335410] ? _vm_normal_page+0x132/0x510 [ 55.339626] ? follow_pte_pmd+0x60/0x60 [ 55.343597] do_wp_page+0x2d4/0x2210 [ 55.347305] ? finish_mkwrite_fault+0x640/0x640 [ 55.351957] ? __handle_mm_fault+0x15f6/0x41c0 [ 55.356540] ? mark_held_locks+0xf0/0xf0 [ 55.360587] __handle_mm_fault+0x258b/0x41c0 [ 55.364982] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 55.369544] ? vm_insert_page+0x9c0/0x9c0 [ 55.373672] ? debug_object_active_state+0x254/0x330 [ 55.378763] ? check_preemption_disabled+0x41/0x280 [ 55.383763] handle_mm_fault+0x436/0xb10 [ 55.387832] __do_page_fault+0x68e/0xd60 [ 55.391881] ? trace_hardirqs_off_caller+0x6e/0x210 [ 55.396907] ? spurious_fault+0x840/0x840 [ 55.401049] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 55.405969] ? page_fault+0x8/0x30 [ 55.409492] page_fault+0x1e/0x30 [ 55.412925] RIP: 0033:0x7fa990fbd1e8 [ 55.416619] Code: 7f fe ff 64 48 8b 1c 25 10 00 00 00 48 39 1d 27 71 0a 00 74 23 64 8b 04 25 18 00 00 00 85 c0 0f 85 69 02 00 00 ba 01 00 00 00 <0f> b1 15 01 71 0a 00 48 89 1d 02 71 0a 00 8b 05 f8 70 0a 00 48 8b [ 55.435504] RSP: 002b:00007ffdb01fc000 EFLAGS: 00010246 [ 55.440850] RAX: 0000000000000000 RBX: 000055555687c300 RCX: 0000000000000001 [ 55.448135] RDX: 0000000000000001 RSI: 0000000000000000 RDI: 0000000000000000 [ 55.455388] RBP: 0000000000000000 R08: 0000000000000000 R09: 00007ffdb01fc160 [ 55.462639] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fa9910623f0 [ 55.469889] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 55.477992] syz-executor943 invoked oom-killer: gfp_mask=0x0(), nodemask=(null), order=0, oom_score_adj=1000 [ 55.488026] syz-executor943 cpuset=/ mems_allowed=0-1 [ 55.493234] CPU: 1 PID: 8197 Comm: syz-executor943 Not tainted 4.19.211-syzkaller #0 [ 55.501108] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/26/2022 [ 55.510444] Call Trace: [ 55.513023] dump_stack+0x1fc/0x2ef [ 55.516640] dump_header+0x15d/0xc3f [ 55.520349] ? _raw_spin_unlock_irqrestore+0x66/0xe0 [ 55.525437] ? ___ratelimit+0x319/0x590 [ 55.529397] oom_kill_process.cold+0x10/0x692 [ 55.533951] ? check_preemption_disabled+0x41/0x280 [ 55.539083] ? has_intersects_mems_allowed+0x1d6/0x290 [ 55.544354] out_of_memory+0x1072/0x1390 [ 55.548409] ? lock_acquire+0x170/0x3c0 [ 55.552367] ? oom_killer_disable+0x270/0x270 [ 55.556855] ? mutex_trylock+0x15f/0x1a0 [ 55.560923] pagefault_out_of_memory+0x102/0x120 [ 55.565671] ? out_of_memory+0x1390/0x1390 [ 55.569899] ? lock_downgrade+0x720/0x720 [ 55.574046] mm_fault_error+0x106/0x390 [ 55.578008] __do_page_fault+0xc34/0xd60 [ 55.582058] ? trace_hardirqs_off_caller+0x6e/0x210 [ 55.587056] ? spurious_fault+0x840/0x840 [ 55.591189] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 55.596017] ? page_fault+0x8/0x30 [ 55.599775] page_fault+0x1e/0x30 [ 55.603212] RIP: 0033:0x7fa990fbd1e8 [ 55.606908] Code: 7f fe ff 64 48 8b 1c 25 10 00 00 00 48 39 1d 27 71 0a 00 74 23 64 8b 04 25 18 00 00 00 85 c0 0f 85 69 02 00 00 ba 01 00 00 00 <0f> b1 15 01 71 0a 00 48 89 1d 02 71 0a 00 8b 05 f8 70 0a 00 48 8b [ 55.625800] RSP: 002b:00007ffdb01fc000 EFLAGS: 00010246 [ 55.631144] RAX: 0000000000000000 RBX: 000055555687c300 RCX: 0000000000000001 [ 55.638394] RDX: 0000000000000001 RSI: 0000000000000000 RDI: 0000000000000000 [ 55.645664] RBP: 0000000000000000 R08: 0000000000000000 R09: 00007ffdb01fc160 [ 55.652933] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fa9910623f0 [ 55.660185] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 55.668296] Mem-Info: [ 55.670737] active_anon:3066 inactive_anon:4723 isolated_anon:0 [ 55.670737] active_file:5438 inactive_file:10026 isolated_file:0 [ 55.670737] unevictable:0 dirty:310 writeback:0 unstable:0 [ 55.670737] slab_reclaimable:16234 slab_unreclaimable:112187 [ 55.670737] mapped:3846 shmem:4923 pagetables:347 bounce:0 [ 55.670737] free:1532974 free_pcp:485 free_cma:0 [ 55.705354] Node 0 active_anon:12264kB inactive_anon:18892kB active_file:21636kB inactive_file:40104kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:15384kB dirty:1232kB writeback:0kB shmem:19692kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 55.733648] Node 1 active_anon:0kB inactive_anon:0kB active_file:116kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:8kB writeback:0kB shmem:0kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 55.759507] 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 [ 55.785792] lowmem_reserve[]: 0 2693 2695 2695 2695 [ 55.790801] Node 0 DMA32 free:2076644kB min:35996kB low:44992kB high:53988kB active_anon:12264kB inactive_anon:18892kB active_file:21636kB inactive_file:40104kB unevictable:0kB writepending:1232kB present:3129332kB managed:2763452kB mlocked:0kB kernel_stack:6560kB pagetables:1388kB bounce:0kB free_pcp:1928kB local_pcp:672kB free_cma:0kB [ 55.821120] lowmem_reserve[]: 0 0 1 1 1 [ 55.825166] 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 [ 55.851115] lowmem_reserve[]: 0 0 0 0 0 [ 55.855146] Node 1 Normal free:4039648kB min:53876kB low:67344kB high:80812kB active_anon:0kB inactive_anon:0kB active_file:116kB inactive_file:0kB unevictable:0kB writepending:8kB present:4194304kB managed:4128248kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 55.882901] lowmem_reserve[]: 0 0 0 0 0 [ 55.886944] 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 [ 55.900596] Node 0 DMA32: 1145*4kB (UE) 1*8kB (U) 221*16kB (U) 201*32kB (UE) 54*64kB (U) 8*128kB (UME) 2*256kB (UM) 1*512kB (E) 2*1024kB (UE) 3*2048kB (UME) 500*4096kB (M) = 2076252kB [ 55.917641] 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 [ 55.928790] Node 1 Normal: 92*4kB (UE) 418*8kB (UME) 282*16kB (UME) 84*32kB (UME) 29*64kB (UM) 18*128kB (UM) 11*256kB (UM) 5*512kB (UME) 3*1024kB (UM) 1*2048kB (U) 980*4096kB (M) = 4039648kB [ 55.946017] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 55.954906] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 55.963495] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 55.972388] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 55.981044] 20423 total pagecache pages [ 55.985104] 0 pages in swap cache [ 55.988559] Swap cache stats: add 0, delete 0, find 0/0 [ 55.993933] Free swap = 0kB [ 55.997002] Total swap = 0kB [ 56.000013] 2097051 pages RAM [ 56.003117] 0 pages HighMem/MovableOnly [ 56.007137] 369649 pages reserved [ 56.010581] 0 pages cma reserved [ 56.013930] Unreclaimable slab info: [ 56.017985] Name Used Total [ 56.023525] pid_2 3KB 4KB [ 56.029051] TIPC 6KB 15KB [ 56.034503] SCTPv6 4KB 6KB [ 56.039863] DCCPv6 7KB 15KB [ 56.045287] DCCP 7KB 14KB [ 56.050671] RXRPC 4KB 13KB [ 56.056095] rxrpc_call_jar 24KB 31KB [ 56.061463] fib6_nodes 3KB 4KB [ 56.066889] ip6_dst_cache 11KB 11KB [ 56.072263] RAWv6 20KB 27KB [ 56.077688] UDPv6 13KB 15KB [ 56.083049] TCPv6 9KB 12KB [ 56.088472] nf_conntrack 18KB 22KB [ 56.093902] t10_alua_lu_gp_cache 0KB 3KB [ 56.099597] sd_ext_cdb 0KB 7KB [ 56.105023] scsi_sense_cache 1056KB 1060KB [ 56.110387] virtio_scsi_cmd 16KB 16KB [ 56.115944] sgpool-128 8KB 8KB [ 56.121527] sgpool-64 4KB 12KB [ 56.127086] sgpool-32 2KB 15KB [ 56.132445] sgpool-16 1KB 7KB [ 56.137864] sgpool-8 0KB 7KB [ 56.143231] mqueue_inode_cache 6KB 15KB [ 56.148901] bio_post_read_ctx 14KB 15KB [ 56.154398] bio-2 14KB 15KB [ 56.159751] jfs_mp 7KB 7KB [ 56.165204] cifs_small_rq 15KB 16KB [ 56.170557] cifs_request 67KB 67KB [ 56.175970] cifs_mpx_ids 0KB 7KB [ 56.181342] nfs_commit_data 3KB 14KB [ 56.186758] nfs_write_data 34KB 44KB [ 56.192135] ext4_system_zone 1KB 7KB [ 56.197575] bio-1 1KB 7KB [ 56.202932] pid_namespace 2KB 3KB [ 56.208357] rpc_buffers 17KB 25KB [ 56.213711] rpc_tasks 2KB 7KB [ 56.219138] UNIX 438KB 438KB [ 56.224764] tcp_bind_bucket 1KB 4KB [ 56.230126] ip_fib_trie 0KB 3KB [ 56.235559] ip_fib_alias 0KB 3KB [ 56.240916] ip_dst_cache 5KB 8KB [ 56.246338] RAW 15KB 22KB [ 56.251694] UDP 38KB 54KB [ 56.257129] request_sock_TCP 0KB 3KB [ 56.262490] TCP 5KB 5KB [ 56.267913] hugetlbfs_inode_cache 3KB 15KB [ 56.273624] fscache_cookie_jar 1KB 7KB [ 56.279206] eventpoll_pwq 24KB 75KB [ 56.284631] eventpoll_epi 48KB 114KB [ 56.289983] inotify_inode_mark 10KB 11KB [ 56.295491] request_queue 199KB 218KB [ 56.300842] blkdev_requests 1KB 3KB [ 56.306256] blkdev_ioc 13KB 15KB [ 56.311625] bio-0 224KB 225KB [ 56.317042] biovec-max 1410KB 1410KB [ 56.322632] biovec-64 10KB 39KB [ 56.328055] biovec-16 4KB 15KB [ 56.333408] bio_integrity_payload 1KB 8KB [ 56.339320] khugepaged_mm_slot 1KB 3KB [ 56.344847] uid_cache 1KB 4KB [ 56.350225] dmaengine-unmap-2 0KB 3KB [ 56.356020] skbuff_fclone_cache 337KB 337KB [ 56.361559] skbuff_head_cache 1685KB 1837KB [ 56.366978] configfs_dir_cache 3KB 7KB [ 56.372424] file_lock_cache 102KB 102KB [ 56.377876] file_lock_ctx 9KB 11KB [ 56.383246] fsnotify_mark_connector 5KB 7KB [ 56.389223] net_namespace 8KB 8KB [ 56.394676] shmem_inode_cache 7918KB 7921KB [ 56.400030] task_delay_info 69KB 367KB [ 56.405450] taskstats 0KB 3KB [ 56.410810] proc_dir_entry 351KB 356KB [ 56.416220] pde_opener 30KB 73KB [ 56.421573] seq_file 361KB 716KB [ 56.427296] sigqueue 26KB 66KB [ 56.432656] kernfs_node_cache 10232KB 10237KB [ 56.438066] mnt_cache 92KB 92KB [ 56.443434] filp 10861KB 10863KB [ 56.448843] names_cache 174041KB 174063KB [ 56.454265] iint_cache 80KB 83KB [ 56.459620] key_jar 4KB 7KB [ 56.465029] uts_namespace 1KB 3KB [ 56.470392] nsproxy 1KB 3KB [ 56.475941] vm_area_struct 2652KB 2652KB [ 56.481294] mm_struct 214KB 442KB [ 56.486711] fs_cache 51KB 284KB [ 56.492065] files_cache 191KB 378KB [ 56.497474] signal_cache 550KB 1178KB [ 56.502843] sighand_cache 529KB 548KB [ 56.508278] task_struct 2386KB 2386KB [ 56.513630] cred_jar 1047KB 1896KB [ 56.519044] anon_vma_chain 973KB 1011KB [ 56.524458] anon_vma 131KB 304KB [ 56.530057] pid 48KB 328KB [ 56.535505] Acpi-Operand 156KB 198KB [ 56.540862] Acpi-ParseExt 9KB 11KB [ 56.546415] Acpi-Parse 41KB 47KB [ 56.551775] Acpi-State 52KB 63KB [ 56.557277] Acpi-Namespace 20KB 27KB [ 56.562636] numa_policy 0KB 3KB [ 56.568057] debug_objects_cache 658KB 687KB [ 56.573585] trace_event_file 297KB 298KB [ 56.579002] ftrace_event_field 398KB 401KB [ 56.584505] pool_workqueue 85KB 88KB [ 56.589853] page->ptl 265KB 513KB [ 56.595296] kmalloc-2097152 2050KB 2050KB [ 56.600671] kmalloc-524288 2056KB 2056KB [ 56.606080] kmalloc-262144 1290KB 1290KB [ 56.611434] kmalloc-131072 650KB 650KB [ 56.616851] kmalloc-65536 264KB 330KB [ 56.622210] kmalloc-32768 726KB 726KB [ 56.627643] kmalloc-16384 313KB 346KB [ 56.633212] kmalloc-8192 1353KB 1394KB [ 56.638631] kmalloc-4096 9787KB 9843KB [ 56.644040] kmalloc-2048 6817KB 6821KB [ 56.649404] kmalloc-1024 3544KB 3591KB [ 56.654863] kmalloc-512 3063KB 4871KB [ 56.660224] kmalloc-256 2015KB 2396KB [ 56.665634] kmalloc-128 473KB 500KB [ 56.670986] kmalloc-96 2670KB 2692KB [ 56.676414] kmalloc-64 2422KB 2500KB [ 56.681777] kmalloc-32 1065KB 1870KB [ 56.687192] kmalloc-192 1024KB 1808KB [ 56.692554] kmem_cache 178KB 183KB [ 56.697981] Out of memory (oom_kill_allocating_task): Kill process 8197 (syz-executor943) score 0 or sacrifice child [ 56.708708] Killed process 8197 (syz-executor943) total-vm:17488kB, anon-rss:2120kB, file-rss:0kB, shmem-rss:0kB [ 56.719950] oom_reaper: reaped process 8197 (syz-executor943), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB executing program [ 56.787743] UDF-fs: INFO Mounting volume 'LinuxUDF', timestamp 2022/09/12 12:00 (1000) [ 56.797562] FAULT_INJECTION: forcing a failure. [ 56.797562] name failslab, interval 1, probability 0, space 0, times 1 [ 56.809988] CPU: 1 PID: 8202 Comm: syz-executor943 Not tainted 4.19.211-syzkaller #0 [ 56.817879] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/26/2022 [ 56.827225] Call Trace: [ 56.829806] dump_stack+0x1fc/0x2ef [ 56.833418] should_fail.cold+0xa/0xf [ 56.837204] ? setup_fault_attr+0x200/0x200 [ 56.841512] __should_failslab+0x115/0x180 [ 56.845735] should_failslab+0x5/0x10 [ 56.849521] kmem_cache_alloc_trace+0x284/0x380 [ 56.854173] udf_find_entry+0x540/0x1070 [ 56.858216] ? current_time+0x6f/0x1c0 [ 56.862145] ? check_preemption_disabled+0x41/0x280 [ 56.867154] ? empty_dir+0x7e0/0x7e0 [ 56.870869] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 56.875887] ? mark_buffer_dirty_inode+0xcd/0x3c0 [ 56.880736] udf_rename+0xd9e/0x1270 [ 56.884448] ? udf_unlink+0x420/0x420 [ 56.888243] ? d_splice_alias+0x4d4/0xc30 [ 56.892387] ? take_dentry_name_snapshot+0x9e/0x140 [ 56.897397] ? do_raw_spin_unlock+0x171/0x230 [ 56.901884] vfs_rename+0x67e/0x1bc0 [ 56.905590] ? path_openat+0x2df0/0x2df0 [ 56.909652] ? do_raw_spin_unlock+0x171/0x230 [ 56.914183] ? _raw_spin_unlock+0x29/0x40 [ 56.918319] ? security_path_rename+0x1ed/0x2e0 [ 56.922993] do_renameat2+0xb59/0xc70 [ 56.926802] ? do_mknodat.part.0+0x480/0x480 [ 56.931195] ? vfs_write+0x393/0x540 [ 56.934918] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 56.940265] ? trace_hardirqs_off_caller+0x6e/0x210 [ 56.945305] __x64_sys_rename+0x5d/0x80 [ 56.949330] do_syscall_64+0xf9/0x620 [ 56.953139] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 56.958321] RIP: 0033:0x7fa990ff2439 [ 56.962021] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 [ 56.980905] RSP: 002b:00007ffdb01fc128 EFLAGS: 00000246 ORIG_RAX: 0000000000000052 [ 56.988602] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fa990ff2439 [ 56.995857] RDX: 0000000000000150 RSI: 0000000020000640 RDI: 00000000200000c0 [ 57.003114] RBP: 00007ffdb01fc150 R08: 0000000000000002 R09: 00007ffdb01fc160 [ 57.010365] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000003 [ 57.017627] R13: 00007ffdb01fc190 R14: 00007ffdb01fc170 R15: 0000000000000005 [ 57.034379] ================================================================== [ 57.041914] BUG: KASAN: out-of-bounds in udf_write_fi+0x8f9/0xf40 [ 57.048128] Write of size 18446744073709551572 at addr ffff88808c37882c by task syz-executor943/8202 [ 57.057376] [ 57.058987] CPU: 0 PID: 8202 Comm: syz-executor943 Not tainted 4.19.211-syzkaller #0 [ 57.066850] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/26/2022 [ 57.076281] Call Trace: [ 57.078907] dump_stack+0x1fc/0x2ef [ 57.082524] print_address_description.cold+0x54/0x219 [ 57.087783] kasan_report_error.cold+0x8a/0x1b9 [ 57.092466] ? udf_write_fi+0x8f9/0xf40 [ 57.096421] kasan_report+0x8f/0xa0 [ 57.100051] ? udf_write_fi+0x8f9/0xf40 [ 57.104038] memset+0x20/0x40 [ 57.107128] udf_write_fi+0x8f9/0xf40 [ 57.110914] ? memset+0x20/0x40 [ 57.114198] udf_rename+0xdb4/0x1270 [ 57.117904] ? udf_unlink+0x420/0x420 [ 57.121704] ? d_splice_alias+0x4d4/0xc30 [ 57.125847] ? take_dentry_name_snapshot+0x9e/0x140 [ 57.130873] ? do_raw_spin_unlock+0x171/0x230 [ 57.135358] vfs_rename+0x67e/0x1bc0 [ 57.139066] ? path_openat+0x2df0/0x2df0 [ 57.143109] ? do_raw_spin_unlock+0x171/0x230 [ 57.147602] ? _raw_spin_unlock+0x29/0x40 [ 57.151739] ? security_path_rename+0x1ed/0x2e0 [ 57.156393] do_renameat2+0xb59/0xc70 [ 57.160182] ? do_mknodat.part.0+0x480/0x480 [ 57.164574] ? vfs_write+0x393/0x540 [ 57.168275] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 57.173634] ? trace_hardirqs_off_caller+0x6e/0x210 [ 57.178638] __x64_sys_rename+0x5d/0x80 [ 57.182613] do_syscall_64+0xf9/0x620 [ 57.186405] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 57.191596] RIP: 0033:0x7fa990ff2439 [ 57.195295] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 [ 57.214308] RSP: 002b:00007ffdb01fc128 EFLAGS: 00000246 ORIG_RAX: 0000000000000052 [ 57.221999] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fa990ff2439 [ 57.229250] RDX: 0000000000000150 RSI: 0000000020000640 RDI: 00000000200000c0 [ 57.236522] RBP: 00007ffdb01fc150 R08: 0000000000000002 R09: 00007ffdb01fc160 [ 57.243788] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000003 [ 57.251037] R13: 00007ffdb01fc190 R14: 00007ffdb01fc170 R15: 0000000000000005 [ 57.258295] [ 57.259900] The buggy address belongs to the page: [ 57.264810] page:ffffea000230de00 count:3 mapcount:0 mapping:ffff8880adde8520 index:0xb3 [ 57.273021] flags: 0xfff00000001054(referenced|dirty|active|private) [ 57.279496] raw: 00fff00000001054 dead000000000100 dead000000000200 ffff8880adde8520 [ 57.287375] raw: 00000000000000b3 ffff88808dfe3a80 00000003ffffffff ffff8880b59f68c0 [ 57.295232] page dumped because: kasan: bad access detected [ 57.300916] page->mem_cgroup:ffff8880b59f68c0 [ 57.305387] [ 57.306991] Memory state around the buggy address: [ 57.311900] ffff88808c378700: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 57.319238] ffff88808c378780: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 57.326579] >ffff88808c378800: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 57.333948] ^ [ 57.338600] ffff88808c378880: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 57.345938] ffff88808c378900: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 57.353289] ================================================================== [ 57.360638] Disabling lock debugging due to kernel taint [ 57.371283] Kernel panic - not syncing: panic_on_warn set ... [ 57.371283] [ 57.378668] CPU: 0 PID: 8202 Comm: syz-executor943 Tainted: G B 4.19.211-syzkaller #0 [ 57.387957] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/26/2022 [ 57.397498] Call Trace: [ 57.400074] dump_stack+0x1fc/0x2ef [ 57.403695] panic+0x26a/0x50e [ 57.406882] ? __warn_printk+0xf3/0xf3 [ 57.410776] ? preempt_schedule_common+0x45/0xc0 [ 57.415539] ? ___preempt_schedule+0x16/0x18 [ 57.419937] ? trace_hardirqs_on+0x55/0x210 [ 57.424245] kasan_end_report+0x43/0x49 [ 57.428210] kasan_report_error.cold+0xa7/0x1b9 [ 57.432878] ? udf_write_fi+0x8f9/0xf40 [ 57.436835] kasan_report+0x8f/0xa0 [ 57.440446] ? udf_write_fi+0x8f9/0xf40 [ 57.444404] memset+0x20/0x40 [ 57.447489] udf_write_fi+0x8f9/0xf40 [ 57.451276] ? memset+0x20/0x40 [ 57.454537] udf_rename+0xdb4/0x1270 [ 57.458229] ? udf_unlink+0x420/0x420 [ 57.462030] ? d_splice_alias+0x4d4/0xc30 [ 57.466163] ? take_dentry_name_snapshot+0x9e/0x140 [ 57.471170] ? do_raw_spin_unlock+0x171/0x230 [ 57.475743] vfs_rename+0x67e/0x1bc0 [ 57.479450] ? path_openat+0x2df0/0x2df0 [ 57.483498] ? do_raw_spin_unlock+0x171/0x230 [ 57.487977] ? _raw_spin_unlock+0x29/0x40 [ 57.492114] ? security_path_rename+0x1ed/0x2e0 [ 57.496763] do_renameat2+0xb59/0xc70 [ 57.500545] ? do_mknodat.part.0+0x480/0x480 [ 57.504936] ? vfs_write+0x393/0x540 [ 57.508634] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 57.513985] ? trace_hardirqs_off_caller+0x6e/0x210 [ 57.518988] __x64_sys_rename+0x5d/0x80 [ 57.522953] do_syscall_64+0xf9/0x620 [ 57.526738] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 57.531906] RIP: 0033:0x7fa990ff2439 [ 57.535619] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 [ 57.554935] RSP: 002b:00007ffdb01fc128 EFLAGS: 00000246 ORIG_RAX: 0000000000000052 [ 57.562638] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fa990ff2439 [ 57.569895] RDX: 0000000000000150 RSI: 0000000020000640 RDI: 00000000200000c0 [ 57.577144] RBP: 00007ffdb01fc150 R08: 0000000000000002 R09: 00007ffdb01fc160 [ 57.584410] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000003 [ 57.591670] R13: 00007ffdb01fc190 R14: 00007ffdb01fc170 R15: 0000000000000005 [ 57.599153] Kernel Offset: disabled [ 57.602786] Rebooting in 86400 seconds..