Warning: Permanently added '10.128.0.24' (ECDSA) to the list of known hosts. [ 40.973210] random: sshd: uninitialized urandom read (32 bytes read) [ 41.091587] audit: type=1400 audit(1571043757.987:36): avc: denied { map } for pid=6969 comm="syz-executor323" path="/root/syz-executor323863313" dev="sda1" ino=16483 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:object_r:user_home_t:s0 tclass=file permissive=1 [ 41.101755] ================================================================== [ 41.121135] BUG: unable to handle kernel NULL pointer dereference [ 41.125727] BUG: KASAN: null-ptr-deref in llcp_sock_getname+0x38f/0x4a0 [ 41.125734] Read of size 3 at addr (null) by task syz-executor323/6978 [ 41.132040] at (null) [ 41.138867] [ 41.146399] IP: memcpy_erms+0x6/0x10 [ 41.149749] CPU: 0 PID: 6978 Comm: syz-executor323 Not tainted 4.14.149 #0 [ 41.151354] PGD 92f8b067 [ 41.155057] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 41.162058] P4D 92f8b067 [ 41.164803] Call Trace: [ 41.174317] PUD a63a2067 [ 41.177076] dump_stack+0x138/0x197 [ 41.179615] PMD 0 [ 41.182355] ? llcp_sock_getname+0x38f/0x4a0 [ 41.188075] kasan_report.cold+0x127/0x2af [ 41.192467] Oops: 0000 [#1] PREEMPT SMP KASAN [ 41.196754] check_memory_region+0x123/0x190 [ 41.201409] Modules linked in: [ 41.205829] memcpy+0x24/0x50 [ 41.208993] CPU: 1 PID: 6976 Comm: syz-executor323 Not tainted 4.14.149 #0 [ 41.212094] llcp_sock_getname+0x38f/0x4a0 [ 41.219089] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 41.223306] ? security_socket_getpeername+0x79/0xa0 [ 41.232718] task: ffff8880938dc080 task.stack: ffff888099a30000 [ 41.237803] SYSC_getpeername+0x120/0x270 [ 41.243923] RIP: 0010:memcpy_erms+0x6/0x10 [ 41.248315] ? SYSC_getsockname+0x1f0/0x1f0 [ 41.252596] RSP: 0018:ffff888099a37d20 EFLAGS: 00010246 [ 41.252602] RAX: ffff888099a37e0a RBX: ffff888099a37df8 RCX: 0000000000000003 [ 41.252605] RDX: 0000000000000003 RSI: 0000000000000000 RDI: ffff888099a37e0a [ 41.252608] RBP: ffff888099a37d40 R08: 1ffff11013346fc1 R09: ffffed1013346fc2 [ 41.252610] R10: ffffed1013346fc1 R11: ffff888099a37e0c R12: 0000000000000003 [ 41.252613] R13: ffff888099a37e0a R14: 0000000000000000 R15: ffffffff87068700 [ 41.252617] FS: 0000000001b9d880(0000) GS:ffff8880aef00000(0000) knlGS:0000000000000000 [ 41.252619] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 41.252621] CR2: 0000000000000000 CR3: 000000009bc15000 CR4: 00000000001406e0 [ 41.252627] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 41.252629] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 41.252631] Call Trace: [ 41.252641] ? memcpy+0x46/0x50 [ 41.252651] llcp_sock_getname+0x38f/0x4a0 [ 41.252658] ? security_socket_getpeername+0x79/0xa0 [ 41.252663] SYSC_getpeername+0x120/0x270 [ 41.252668] ? SYSC_getsockname+0x1f0/0x1f0 [ 41.252682] ? __do_page_fault+0x358/0xb80 [ 41.252689] SyS_getpeername+0x24/0x30 [ 41.252694] ? SyS_getsockname+0x30/0x30 [ 41.252706] do_syscall_64+0x1e8/0x640 [ 41.257037] ? __do_page_fault+0x358/0xb80 [ 41.262465] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 41.269715] SyS_getpeername+0x24/0x30 [ 41.277171] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 41.284467] ? SyS_getsockname+0x30/0x30 [ 41.291713] RIP: 0033:0x441299 [ 41.298977] do_syscall_64+0x1e8/0x640 [ 41.307171] RSP: 002b:00007ffe6da2e4d8 EFLAGS: 00000246 [ 41.313033] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 41.320365] ORIG_RAX: 0000000000000034 [ 41.327625] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 41.334873] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 0000000000441299 [ 41.337434] RIP: 0033:0x441299 [ 41.340686] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 41.344895] RSP: 002b:00007ffe6da2e4d8 EFLAGS: 00000246 [ 41.349972] RBP: 00000000006cb018 R08: 00000000004002c8 R09: 00000000004002c8 [ 41.354092] ORIG_RAX: 0000000000000034 [ 41.359515] R10: 00000000004002c8 R11: 0000000000000246 R12: 0000000000402010 [ 41.363726] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 0000000000441299 [ 41.367583] R13: 00000000004020a0 R14: 0000000000000000 R15: 0000000000000000 [ 41.371625] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 41.375488] Code: [ 41.379692] RBP: 00000000006cb018 R08: 00000000004002c8 R09: 00000000004002c8 [ 41.384509] 90 [ 41.388379] R10: 00000000004002c8 R11: 0000000000000246 R12: 0000000000402010 [ 41.393539] 90 [ 41.397905] R13: 00000000004020a0 R14: 0000000000000000 R15: 0000000000000000 [ 41.401069] 90 [ 41.404951] ================================================================== [ 41.410486] 90 90 eb 1e 0f 1f 00 48 89 f8 48 89 d1 48 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 c3 66 0f 1f 44 00 00 48 89 f8 48 89 d1 a4 c3 0f 1f 80 00 00 00 00 48 89 f8 48 83 fa 20 72 7e 40 38 [ 41.542566] RIP: memcpy_erms+0x6/0x10 RSP: ffff888099a37d20 [ 41.548253] CR2: 0000000000000000 [ 41.551691] BUG: unable to handle kernel NULL pointer dereference at (null) [ 41.559684] IP: memcpy_erms+0x6/0x10 [ 41.563466] PGD 9bd05067 P4D 9bd05067 PUD a61c2067 PMD 0 [ 41.569013] Oops: 0000 [#2] PREEMPT SMP KASAN [ 41.574718] Modules linked in: [ 41.577909] CPU: 0 PID: 7017 Comm: syz-executor323 Tainted: G B D 4.14.149 #0 [ 41.586215] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 41.595550] task: ffff8880a962a240 task.stack: ffff888098ad8000 [ 41.601591] RIP: 0010:memcpy_erms+0x6/0x10 [ 41.605816] RSP: 0018:ffff888098adfd20 EFLAGS: 00010246 [ 41.611181] RAX: ffff888098adfe0a RBX: ffff888098adfdf8 RCX: 0000000000000003 [ 41.618439] RDX: 0000000000000003 RSI: 0000000000000000 RDI: ffff888098adfe0a [ 41.625687] RBP: ffff888098adfd40 R08: 1ffff1101315bfc1 R09: ffffed101315bfc2 [ 41.632958] R10: ffffed101315bfc1 R11: ffff888098adfe0c R12: 0000000000000003 [ 41.640294] R13: ffff888098adfe0a R14: 0000000000000000 R15: ffffffff87068700 [ 41.647804] FS: 0000000001b9d880(0000) GS:ffff8880aee00000(0000) knlGS:0000000000000000 [ 41.656188] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 41.662052] CR2: 0000000000000000 CR3: 000000009f4c3000 CR4: 00000000001406f0 [ 41.671182] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 41.678429] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 41.685680] Call Trace: [ 41.688253] ? memcpy+0x46/0x50 [ 41.691517] llcp_sock_getname+0x38f/0x4a0 [ 41.695737] ? security_socket_getpeername+0x79/0xa0 [ 41.700823] SYSC_getpeername+0x120/0x270 [ 41.704949] ? SYSC_getsockname+0x1f0/0x1f0 [ 41.709359] ? __do_page_fault+0x358/0xb80 [ 41.713572] SyS_getpeername+0x24/0x30 [ 41.717448] ? SyS_getsockname+0x30/0x30 [ 41.721588] do_syscall_64+0x1e8/0x640 [ 41.725463] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 41.730285] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 41.735454] RIP: 0033:0x441299 [ 41.738625] RSP: 002b:00007ffe6da2e4d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000034 [ 41.746483] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 0000000000441299 [ 41.753730] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 41.760980] RBP: 000000000000a209 R08: 00000000004002c8 R09: 00000000004002c8 [ 41.768228] R10: 00000000004002c8 R11: 0000000000000246 R12: 0000000000402010 [ 41.775499] R13: 00000000004020a0 R14: 0000000000000000 R15: 0000000000000000 [ 41.783968] Code: 90 90 90 90 90 eb 1e 0f 1f 00 48 89 f8 48 89 d1 48 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 c3 66 0f 1f 44 00 00 48 89 f8 48 89 d1 a4 c3 0f 1f 80 00 00 00 00 48 89 f8 48 83 fa 20 72 7e 40 38 [ 41.803316] RIP: memcpy_erms+0x6/0x10 RSP: ffff888098adfd20 [ 41.809184] CR2: 0000000000000000 [ 41.812632] BUG: unable to handle kernel NULL pointer dereference at (null) [ 41.820587] Kernel panic - not syncing: panic_on_warn set ... [ 41.820587] [ 41.821067] IP: memcpy_erms+0x6/0x10 [ 41.832550] PGD 91eb3067 P4D 91eb3067 PUD 86cb8067 PMD 0 [ 41.838084] Oops: 0000 [#3] PREEMPT SMP KASAN [ 41.842559] Modules linked in: [ 41.845825] CPU: 1 PID: 7020 Comm: syz-executor323 Tainted: G B D 4.14.149 #0 [ 41.854031] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 41.863370] task: ffff8880a874e700 task.stack: ffff8880984d8000 [ 41.869426] RIP: 0010:memcpy_erms+0x6/0x10 [ 41.873757] RSP: 0018:ffff8880984dfd20 EFLAGS: 00010246 [ 41.879379] RAX: ffff8880984dfe0a RBX: ffff8880984dfdf8 RCX: 0000000000000003 [ 41.886637] RDX: 0000000000000003 RSI: 0000000000000000 RDI: ffff8880984dfe0a [ 41.893892] RBP: ffff8880984dfd40 R08: 1ffff1101309bfc1 R09: ffffed101309bfc2 [ 41.901231] R10: ffffed101309bfc1 R11: ffff8880984dfe0c R12: 0000000000000003 [ 41.908571] R13: ffff8880984dfe0a R14: 0000000000000000 R15: ffffffff87068700 [ 41.915838] FS: 0000000001b9d880(0000) GS:ffff8880aef00000(0000) knlGS:0000000000000000 [ 41.924048] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 41.929999] CR2: 0000000000000000 CR3: 000000009336d000 CR4: 00000000001406e0 [ 41.937343] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 41.944597] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 41.952037] Call Trace: [ 41.954613] ? memcpy+0x46/0x50 [ 41.957888] llcp_sock_getname+0x38f/0x4a0 [ 41.962106] ? security_socket_getpeername+0x79/0xa0 [ 41.967214] SYSC_getpeername+0x120/0x270 [ 41.971344] ? SYSC_getsockname+0x1f0/0x1f0 [ 41.975653] ? __do_page_fault+0x358/0xb80 [ 41.979874] SyS_getpeername+0x24/0x30 [ 41.983754] ? SyS_getsockname+0x30/0x30 [ 41.987797] do_syscall_64+0x1e8/0x640 [ 41.991664] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 41.996499] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 42.001758] RIP: 0033:0x441299 [ 42.004941] RSP: 002b:00007ffe6da2e4d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000034 [ 42.012633] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 0000000000441299 [ 42.019884] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 42.027140] RBP: 00000000006cb018 R08: 00000000004002c8 R09: 00000000004002c8 [ 42.034402] R10: 00000000004002c8 R11: 0000000000000246 R12: 0000000000402010 [ 42.041674] R13: 00000000004020a0 R14: 0000000000000000 R15: 0000000000000000 [ 42.049020] Code: 90 90 90 90 90 eb 1e 0f 1f 00 48 89 f8 48 89 d1 48 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 c3 66 0f 1f 44 00 00 48 89 f8 48 89 d1 a4 c3 0f 1f 80 00 00 00 00 48 89 f8 48 83 fa 20 72 7e 40 38 [ 42.068150] RIP: memcpy_erms+0x6/0x10 RSP: ffff8880984dfd20 [ 42.073840] CR2: 0000000000000000 [ 42.079036] Kernel Offset: disabled [ 42.082671] Rebooting in 86400 seconds..