DUID 00:04:bb:a2:40:ae:48:ac:17:b5:4c:fd:37:63:df:39:12:a9 forked to background, child pid 3182 [ 30.791834][ T3183] 8021q: adding VLAN 0 to HW filter on device bond0 [ 30.805399][ T3183] eql: remember to turn off Van-Jacobson compression on your slave devices Starting sshd: OK syzkaller syzkaller login: [ 81.306189][ T135] cfg80211: failed to load regulatory.db Warning: Permanently added '10.128.1.126' (ECDSA) to the list of known hosts. executing program executing program executing program executing program [ 983.530938][T28138] syz-executor812 invoked oom-killer: gfp_mask=0x40cc0(GFP_KERNEL|__GFP_COMP), order=1, oom_score_adj=1000 [ 983.606893][T28138] CPU: 1 PID: 28138 Comm: syz-executor812 Not tainted 5.16.0-rc5-syzkaller #0 [ 983.615783][T28138] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 983.625848][T28138] Call Trace: [ 983.629133][T28138] [ 983.632068][T28138] dump_stack_lvl+0xcd/0x134 [ 983.636895][T28138] dump_header+0x106/0x624 [ 983.641375][T28138] oom_kill_process.cold+0x10/0x15 [ 983.646721][T28138] out_of_memory+0x358/0x1460 [ 983.651514][T28138] ? oom_killer_disable+0x270/0x270 [ 983.656880][T28138] __alloc_pages_slowpath.constprop.0+0x1b03/0x20d0 [ 983.663559][T28138] ? warn_alloc+0x120/0x120 [ 983.668087][T28138] ? prepare_alloc_pages+0x17b/0x570 [ 983.673407][T28138] __alloc_pages+0x412/0x500 [ 983.678088][T28138] ? __alloc_pages_slowpath.constprop.0+0x20d0/0x20d0 [ 983.684889][T28138] alloc_pages+0x1a7/0x300 [ 983.689481][T28138] new_slab+0x349/0x4a0 [ 983.693702][T28138] ? copy_process+0x5c4/0x75a0 [ 983.698530][T28138] ___slab_alloc+0x918/0xfe0 [ 983.703135][T28138] ? copy_process+0x5c4/0x75a0 [ 983.707921][T28138] ? kmem_cache_alloc_node+0x4d/0x3f0 [ 983.713316][T28138] ? copy_process+0x5c4/0x75a0 [ 983.718088][T28138] ? __slab_alloc.constprop.0+0x4d/0xa0 [ 983.723646][T28138] __slab_alloc.constprop.0+0x4d/0xa0 [ 983.729033][T28138] kmem_cache_alloc_node+0x122/0x3f0 [ 983.734344][T28138] ? copy_process+0x5c4/0x75a0 [ 983.739126][T28138] copy_process+0x5c4/0x75a0 [ 983.743734][T28138] ? find_held_lock+0x2d/0x110 [ 983.748598][T28138] ? __cleanup_sighand+0xb0/0xb0 [ 983.753558][T28138] ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70 [ 983.759936][T28138] ? _copy_from_user+0x5d/0x180 [ 983.764870][T28138] ? kernel_clone+0x314/0xab0 [ 983.769561][T28138] kernel_clone+0xe7/0xab0 [ 983.773992][T28138] ? create_io_thread+0xf0/0xf0 [ 983.778869][T28138] ? lockdep_hardirqs_on_prepare+0x400/0x400 [ 983.784868][T28138] ? lockdep_hardirqs_on_prepare+0x400/0x400 [ 983.790869][T28138] __do_sys_clone3+0x1ca/0x2e0 [ 983.795642][T28138] ? __do_sys_clone+0x110/0x110 [ 983.800521][T28138] ? lock_downgrade+0x6e0/0x6e0 [ 983.805383][T28138] ? lock_downgrade+0x6e0/0x6e0 [ 983.810268][T28138] ? syscall_enter_from_user_mode+0x21/0x70 [ 983.816268][T28138] ? lockdep_hardirqs_on+0x79/0x100 [ 983.821490][T28138] do_syscall_64+0x35/0xb0 [ 983.825986][T28138] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 983.831939][T28138] RIP: 0033:0x7fbc074509a9 [ 983.836361][T28138] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 11 15 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 b8 ff ff ff f7 d8 64 89 01 48 [ 983.855982][T28138] RSP: 002b:00007fbc074022f8 EFLAGS: 00000246 ORIG_RAX: 00000000000001b3 [ 983.864415][T28138] RAX: ffffffffffffffda RBX: 000000000000002d RCX: 00007fbc074509a9 [ 983.872400][T28138] RDX: 00007fbc074509a9 RSI: 0000000000000058 RDI: 0000000020000080 [ 983.880385][T28138] RBP: 00007fbc074d8408 R08: 0000000000000000 R09: 0000000000000000 [ 983.888373][T28138] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fbc074d8400 [ 983.896359][T28138] R13: 00007fbc074d840c R14: 00007fbc074a6074 R15: 0000000280000000 [ 983.904360][T28138] [ 995.574169][T28138] Mem-Info: [ 995.577318][T28138] active_anon:238 inactive_anon:47084 isolated_anon:0 [ 995.577318][T28138] active_file:2 inactive_file:19 isolated_file:38 [ 995.577318][T28138] unevictable:768 dirty:0 writeback:0 [ 995.577318][T28138] slab_reclaimable:13745 slab_unreclaimable:808116 [ 995.577318][T28138] mapped:52 shmem:1690 pagetables:258837 bounce:0 [ 995.577318][T28138] kernel_misc_reclaimable:0 [ 995.577318][T28138] free:55617 free_pcp:1022 free_cma:0 [ 996.904162][T28138] Node 0 active_anon:940kB inactive_anon:66980kB active_file:4kB inactive_file:76kB unevictable:1536kB isolated(anon):0kB isolated(file):152kB mapped:208kB dirty:0kB writeback:0kB shmem:4304kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 4096kB writeback_tmp:0kB kernel_stack:615048kB pagetables:497556kB all_unreclaimable? yes [ 997.004165][T28138] Node 1 active_anon:12kB inactive_anon:121356kB active_file:4kB inactive_file:0kB unevictable:1536kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:2456kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB kernel_stack:430968kB pagetables:537792kB all_unreclaimable? yes [ 997.840059][T28138] Node 0 DMA free:10768kB boost:0kB min:200kB low:248kB high:296kB reserved_highatomic:0KB active_anon:0kB inactive_anon:172kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15360kB mlocked:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 997.924177][T28138] lowmem_reserve[]: 0 2645 2645 2645 2645 [ 997.930063][T28138] Node 0 DMA32 free:35452kB boost:0kB min:35676kB low:44592kB high:53508kB reserved_highatomic:0KB active_anon:940kB inactive_anon:66824kB active_file:8kB inactive_file:80kB unevictable:1536kB writepending:0kB present:3129332kB managed:2716760kB mlocked:0kB bounce:0kB free_pcp:1220kB local_pcp:732kB free_cma:0kB [ 999.144315][T28138] lowmem_reserve[]: 0 0 0 0 0 [ 999.149081][T28138] Node 0 Normal free:0kB boost:0kB min:4kB low:4kB high:4kB reserved_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:1048576kB managed:400kB mlocked:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 1000.639595][T28138] lowmem_reserve[]: 0 0 0 0 0 [ 1000.654169][T28138] Node 1 Normal free:184072kB boost:0kB min:54224kB low:67780kB high:81336kB reserved_highatomic:0KB active_anon:12kB inactive_anon:121364kB active_file:4kB inactive_file:80kB unevictable:1536kB writepending:0kB present:4194304kB managed:4117620kB mlocked:0kB bounce:0kB free_pcp:1748kB local_pcp:1508kB free_cma:0kB [ 1000.714165][T28138] lowmem_reserve[]: 0 0 0 0 0 [ 1000.718932][T28138] Node 0 DMA: 2*4kB (UM) 3*8kB (U) 1*16kB (M) 1*32kB (U) 1*64kB (M) 1*128kB (U) 1*256kB (M) 2*512kB (UM) 1*1024kB (M) 0*2048kB 2*4096kB (ME) = 10768kB [ 1002.643162][T28138] Node 0 DMA32: 3441*4kB (UM) 13*8kB (M) 1349*16kB (UME) 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 35452kB [ 1002.694177][T28138] Node 0 Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 1002.714173][T28138] Node 1 Normal: 6001*4kB (UM) 3473*8kB (UE) 7810*16kB (UE) 47*32kB (UM) 34*64kB (U) 22*128kB (U) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 183244kB [ 1002.744177][T28138] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 1002.753763][T28138] Node 0 hugepages_total=2 hugepages_free=2 hugepages_surp=0 hugepages_size=2048kB [ 1017.727592][T28138] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 1021.586285][T28138] Node 1 hugepages_total=2 hugepages_free=2 hugepages_surp=0 hugepages_size=2048kB [ 1023.138198][T28138] 1774 total pagecache pages [ 1023.142825][T28138] 0 pages in swap cache [ 1024.004161][T28138] Swap cache stats: add 0, delete 0, find 0/0 [ 1024.010335][T28138] Free swap = 0kB [ 1024.014053][T28138] Total swap = 0kB [ 1024.074171][T28138] 2097051 pages RAM [ 1024.078005][T28138] 0 pages HighMem/MovableOnly [ 1024.082678][T28138] 384516 pages reserved [ 1024.164172][T28138] 0 pages cma reserved [ 1024.168276][T28138] Unreclaimable slab info: [ 1024.172887][T28138] Name Used Total [ 1024.370758][T28138] bio-312 7KB 7KB [ 1024.420595][T28138] TIPC 30KB 30KB [ 1024.590261][ T27] INFO: task syz-executor812:3663 blocked for more than 165 seconds. [ 1025.564191][T28138] SCTPv6 30KB 30KB [ 1025.570319][T28138] DCCPv6 29KB 29KB [ 1025.584164][ T27] Not tainted 5.16.0-rc5-syzkaller #0 [ 1025.590198][ T27] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1025.664175][T28138] DCCP 30KB 30KB [ 1025.670333][T28138] RXRPC 30KB 30KB [ 1025.684166][ T27] task:syz-executor812 state:D stack:27552 pid: 3663 ppid: 3654 flags:0x00000000 [ 1025.693417][ T27] Call Trace: [ 1025.762447][T28138] rxrpc_call_jar 15KB 15KB [ 1025.780438][ T27] [ 1025.783421][ T27] __schedule+0xa9a/0x4940 [ 1025.963509][T28138] fib6_nodes 8KB 8KB [ 1026.064193][ T27] ? io_schedule_timeout+0x180/0x180 [ 1026.069704][ T27] schedule+0xd2/0x260 [ 1026.112251][T28138] ip6_dst_cache 11KB 11KB [ 1026.184172][ T27] schedule_preempt_disabled+0xf/0x20 [ 1026.205286][T28138] RAWv6 61KB 61KB [ 1026.274247][ T27] __mutex_lock+0xa32/0x12f0 [ 1026.307554][ T27] ? find_held_lock+0x2d/0x110 [ 1026.344160][ T27] ? cgroup_can_fork+0x888/0xeb0 [ 1026.349236][ T27] ? mutex_lock_io_nested+0x1150/0x1150 [ 1026.354873][T28138] UDPv6 64KB 64KB [ 1026.360956][T28138] TCPv6 63KB 63KB [ 1027.544163][ T27] ? lock_downgrade+0x6e0/0x6e0 [ 1027.549077][ T27] ? idr_get_next+0x150/0x150 [ 1027.553876][ T27] ? _raw_spin_unlock_irq+0x1f/0x40 [ 1027.564182][T28138] nf_conntrack 15KB 15KB [ 1027.570374][T28138] t10_alua_lu_gp_cache 3KB 3KB [ 1027.624176][T28138] sd_ext_cdb 3KB 3KB [ 1027.630296][T28138] scsi_sense_cache 1092KB 1092KB [ 1027.636450][ T27] cgroup_can_fork+0x888/0xeb0 [ 1027.641241][ T27] ? __raw_spin_lock_init+0x36/0x110 [ 1027.694171][ T27] copy_process+0x3636/0x75a0 [ 1027.698913][ T27] ? find_held_lock+0x2d/0x110 [ 1027.703722][ T27] ? __cleanup_sighand+0xb0/0xb0 [ 1027.714163][T28138] virtio_scsi_cmd 16KB 16KB [ 1027.720266][T28138] bio-136 36KB 36KB [ 1027.774170][T28138] sgpool-128 29KB 29KB [ 1027.780291][T28138] sgpool-64 127KB 127KB [ 1027.786452][ T27] ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70 [ 1027.792725][ T27] ? _copy_from_user+0x5d/0x180 [ 1027.951976][ T27] ? kernel_clone+0x314/0xab0 [ 1027.972065][T28138] sgpool-32 63KB 63KB [ 1028.014913][ T27] kernel_clone+0xe7/0xab0 [ 1028.074172][T28138] sgpool-16 22KB 22KB [ 1028.113655][ T27] ? create_io_thread+0xf0/0xf0 [ 1028.133276][T28138] sgpool-8 26KB 26KB [ 1028.143369][ T27] ? lockdep_hardirqs_on_prepare+0x400/0x400 [ 1028.203348][T28138] bio-264 7KB 7KB [ 1028.231182][ T27] ? lockdep_hardirqs_on_prepare+0x400/0x400 [ 1029.584176][T28138] mqueue_inode_cache 30KB 30KB [ 1029.590384][T28138] f2fs_bio_post_read_ctx 16KB 16KB [ 1029.596967][ T27] __do_sys_clone3+0x1ca/0x2e0 [ 1029.601756][ T27] ? __do_sys_clone+0x110/0x110 [ 1029.624176][ T27] ? lock_downgrade+0x6e0/0x6e0 [ 1029.629084][ T27] ? lock_downgrade+0x6e0/0x6e0 [ 1029.637684][T28138] jfs_mp 7KB 7KB [ 1029.679061][T28138] cifs_small_rq 16KB 16KB [ 1029.686917][ T27] ? syscall_enter_from_user_mode+0x21/0x70 [ 1029.714359][ T27] ? lockdep_hardirqs_on+0x79/0x100 [ 1029.749914][T28138] cifs_request 67KB 67KB [ 1029.810262][ T27] do_syscall_64+0x35/0xb0 [ 1029.837235][ T27] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 1029.863674][T28138] cifs_mpx_ids 4KB 4KB [ 1029.869931][ T27] RIP: 0033:0x7fbc074509a9 [ 1029.874460][T28138] nfs_commit_data 15KB 15KB [ 1029.880536][T28138] nfs_write_data 47KB 47KB [ 1029.940639][ T27] RSP: 002b:00007fbc074022f8 EFLAGS: 00000246 ORIG_RAX: 00000000000001b3 [ 1030.007771][ T27] RAX: ffffffffffffffda RBX: 0000000000000031 RCX: 00007fbc074509a9 [ 1030.044745][T28138] jbd2_inode 7KB 7KB [ 1030.091859][T28138] ext4_system_zone 3KB 3KB [ 1030.124161][ T27] RDX: 00007fbc074509a9 RSI: 0000000000000058 RDI: 0000000020000080 [ 1030.135822][ T27] RBP: 00007fbc074d8408 R08: 0000000000000000 R09: 0000000000000000 [ 1030.143831][ T27] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fbc074d8400 [ 1030.168100][T28138] ext4_io_end_vec 3KB 3KB [ 1030.203153][T28138] ext4_bio_post_read_ctx 15KB 15KB [ 1030.254163][ T27] R13: 00007fbc074d840c R14: 00007fbc074a6074 R15: 0000000280000000 [ 1030.262200][ T27] [ 1030.265354][T28138] rpc_buffers 31KB 31KB [ 1030.271608][T28138] rpc_tasks 3KB 3KB [ 1031.801121][ T27] INFO: task syz-executor812:3664 blocked for more than 172 seconds. [ 1032.150324][T28138] UNIX-STREAM 166KB 256KB [ 1032.702570][ T27] Not tainted 5.16.0-rc5-syzkaller #0 [ 1032.832740][T28138] UNIX 300KB 352KB [ 1033.055959][ T27] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1033.104236][T28138] tcp_bind_bucket 8KB 8KB [ 1033.110356][T28138] ip_fib_trie 8KB 8KB [ 1033.317905][ T27] task:syz-executor812 state:D stack:27552 pid: 3664 ppid: 1 flags:0x00000000 [ 1033.466214][T28138] ip_fib_alias 7KB 7KB [ 1033.472333][T28138] ip_dst_cache 12KB 12KB [ 1033.600160][ T27] Call Trace: [ 1033.603489][ T27] [ 1033.824029][ T27] __schedule+0xa9a/0x4940 [ 1033.846554][T28138] RAW 30KB 30KB [ 1033.852682][T28138] UDP 61KB 61KB [ 1034.032948][ T27] ? io_schedule_timeout+0x180/0x180 [ 1034.251537][ T27] schedule+0xd2/0x260 [ 1034.455422][T28138] request_sock_TCP 7KB 7KB [ 1034.461541][T28138] TCP 60KB 60KB [ 1034.476413][ T27] schedule_preempt_disabled+0xf/0x20 [ 1034.481836][ T27] __mutex_lock+0xa32/0x12f0