INIT: Entering runlevel: 2 [info] Using makefile-style concurrent boot in runlevel 2. [....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c. Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added 'ci-upstream-kasan-gce-3,10.128.0.22' (ECDSA) to the list of known hosts. net.ipv6.conf.syz2.accept_dad = 0 net.ipv6.conf.syz5.accept_dad = 0 net.ipv6.conf.syz4.accept_dad = 0 net.ipv6.conf.syz0.accept_dad = 0 net.ipv6.conf.syz1.accept_dad = 0 net.ipv6.conf.syz6.accept_dad = 0 net.ipv6.conf.syz7.accept_dad = 0 net.ipv6.conf.syz2.router_solicitations = 0 net.ipv6.conf.syz3.accept_dad = 0 net.ipv6.conf.syz5.router_solicitations = 0 net.ipv6.conf.syz0.router_solicitations = 0 net.ipv6.conf.syz6.router_solicitations = 0 net.ipv6.conf.syz4.router_solicitations = 0 net.ipv6.conf.syz3.router_solicitations = 0 net.ipv6.conf.syz7.router_solicitations = 0 net.ipv6.conf.syz1.router_solicitations = 0 executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program syzkaller login: [ 54.033799] kasan: CONFIG_KASAN_INLINE enabled [ 54.034690] kasan: GPF could be caused by NULL-ptr deref or user memory access [ 54.035969] general protection fault: 0000 [#1] SMP KASAN [ 54.036794] Dumping ftrace buffer: [ 54.037318] (ftrace buffer empty) [ 54.038430] Modules linked in: [ 54.038885] CPU: 1 PID: 14534 Comm: syzkaller626736 Not tainted 4.14.0+ #192 [ 54.039120] kasan: CONFIG_KASAN_INLINE enabled [ 54.039122] kasan: GPF could be caused by NULL-ptr deref or user memory access [ 54.041407] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 54.042646] task: ffff8801c5f8e200 task.stack: ffff8801c5ee0000 [ 54.043454] RIP: 0010:crypto_chacha20_crypt+0x537/0xbd0 [ 54.044165] RSP: 0018:ffff8801c5ee75b0 EFLAGS: 00010246 [ 54.044875] RAX: dffffc0000000000 RBX: 00000000ef9ecba1 RCX: ffffffff82266a2b [ 54.045828] RDX: 0000000000000000 RSI: ffff8801c8b09500 RDI: ffff8801c5ee764c [ 54.046779] RBP: ffff8801c5ee77d0 R08: ffffed0038c0bc4c R09: ffff8801c605e240 [ 54.047733] R10: ffff8801c5ee77f0 R11: ffffed0038c0bc4b R12: 0000000000000000 [ 54.048690] R13: 0000000000000001 R14: 000000005c3d10a6 R15: dffffc0000000000 [ 54.049681] FS: 00007ff86b16e700(0000) GS:ffff8801db500000(0000) knlGS:0000000000000000 [ 54.050755] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 54.051529] CR2: 0000000020216000 CR3: 00000001c7f16000 CR4: 00000000001406e0 [ 54.052484] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 54.053435] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 54.054811] Call Trace: [ 54.057372] ? crypto_chacha20_setkey+0xc0/0xc0 [ 54.062009] ? __kmalloc+0x162/0x760 [ 54.065688] ? sock_kmalloc+0x112/0x190 [ 54.069626] ? skcipher_recvmsg+0x1e6/0xf30 [ 54.073912] ? skcipher_recvmsg_nokey+0x60/0x80 [ 54.078543] ? sock_recvmsg+0xc9/0x110 [ 54.082397] ? ___sys_recvmsg+0x29b/0x630 [ 54.086509] ? __sys_recvmsg+0xe2/0x210 [ 54.090451] ? SyS_recvmsg+0x2d/0x50 [ 54.094131] ? entry_SYSCALL_64_fastpath+0x1f/0x96 [ 54.099029] ? mark_held_locks+0xb2/0x100 [ 54.103142] ? retint_kernel+0x10/0x10 [ 54.106994] ? check_noncircular+0x20/0x20 [ 54.111195] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 54.115920] ? af_alg_pull_tsgl+0x8c2/0xc20 [ 54.120215] chacha20_simd+0xe4/0x410 [ 54.123982] ? chacha20_simd+0xe4/0x410 [ 54.127924] ? af_alg_get_rsgl+0x990/0x990 [ 54.132127] ? chacha20_dosimd+0x340/0x340 [ 54.136331] ? rcu_read_lock_sched_held+0x108/0x120 [ 54.141319] ? sock_kmalloc+0x112/0x190 [ 54.145264] ? sock_kmalloc+0x11f/0x190 [ 54.149206] ? copy_overflow+0x30/0x30 [ 54.153060] ? lock_sock_nested+0x91/0x110 [ 54.157261] ? trace_hardirqs_on+0xd/0x10 [ 54.161373] ? memset+0x31/0x40 [ 54.164620] skcipher_recvmsg+0xb06/0xf30 [ 54.168732] ? skcipher_recvmsg+0xb06/0xf30 [ 54.173026] ? skcipher_sendpage_nokey+0xa0/0xa0 [ 54.178360] ? skcipher_check_key.isra.4+0x61/0x200 [ 54.183346] skcipher_recvmsg_nokey+0x60/0x80 [ 54.187806] ? skcipher_recvmsg+0xf30/0xf30 [ 54.192093] sock_recvmsg+0xc9/0x110 [ 54.195771] ? __sock_recv_wifi_status+0x210/0x210 [ 54.200666] ___sys_recvmsg+0x29b/0x630 [ 54.204615] ? ___sys_sendmsg+0x8a0/0x8a0 [ 54.208743] ? vmacache_find+0x5f/0x280 [ 54.212685] ? vmacache_update+0xfe/0x130 [ 54.216801] ? up_read+0x1a/0x40 [ 54.220137] ? __do_page_fault+0x3d6/0xc90 [ 54.224337] ? lock_downgrade+0x980/0x980 [ 54.228458] ? __fdget+0x18/0x20 [ 54.231795] __sys_recvmsg+0xe2/0x210 [ 54.235559] ? __sys_recvmsg+0xe2/0x210 [ 54.239501] ? SyS_sendmmsg+0x60/0x60 [ 54.243270] ? __do_page_fault+0xc90/0xc90 [ 54.247469] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 54.252452] ? lockdep_sys_exit+0x47/0xf0 [ 54.256572] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 54.261566] SyS_recvmsg+0x2d/0x50 [ 54.265073] entry_SYSCALL_64_fastpath+0x1f/0x96 [ 54.269794] RIP: 0033:0x44ae39 [ 54.272948] RSP: 002b:00007ff86b16ddc8 EFLAGS: 00000202 ORIG_RAX: 000000000000002f [ 54.280619] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 000000000044ae39 [ 54.287855] RDX: 0000000040010101 RSI: 000000002008dfc8 RDI: 0000000000000005 [ 54.295089] RBP: 0000000000000086 R08: 00007ff86b16e700 R09: 00007ff86b16e700 [ 54.302323] R10: 00007ff86b16e700 R11: 0000000000000202 R12: 0000000000000000 [ 54.309557] R13: 00007ffd0c48225f R14: 00007ff86b16e9c0 R15: 0000000000000000 [ 54.316801] Code: 89 f8 83 e0 07 83 c0 03 38 d0 7c 08 84 d2 0f 85 d6 05 00 00 4c 89 ea 48 b8 00 00 00 00 00 fc ff df 89 9d 7c fe ff ff 48 c1 ea 03 <0f> b6 14 02 4c 89 e8 83 e0 07 83 c0 03 38 d0 7c 08 84 d2 0f 85 [ 54.335905] RIP: crypto_chacha20_crypt+0x537/0xbd0 RSP: ffff8801c5ee75b0 [ 54.342720] general protection fault: 0000 [#2] SMP KASAN [ 54.342768] ---[ end trace cdc15d13a93f2cc9 ]--- [ 54.342771] Kernel panic - not syncing: Fatal exception [ 54.358278] Dumping ftrace buffer: [ 54.361786] (ftrace buffer empty) [ 54.365463] Modules linked in: [ 54.368625] CPU: 0 PID: 14536 Comm: syzkaller626736 Tainted: G D 4.14.0+ #192 [ 54.377075] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 54.386395] task: ffff8801c5fc4180 task.stack: ffff8801c91d0000 [ 54.392422] RIP: 0010:crypto_chacha20_crypt+0x537/0xbd0 [ 54.397747] RSP: 0018:ffff8801c91d75b0 EFLAGS: 00010246 [ 54.403075] RAX: dffffc0000000000 RBX: 00000000ef9ecba1 RCX: ffffffff82266a2b [ 54.410311] RDX: 0000000000000000 RSI: ffff8801ca6e07c0 RDI: ffff8801c91d764c [ 54.417546] RBP: ffff8801c91d77d0 R08: ffffed0038bd45b4 R09: ffff8801c5ea2d80 [ 54.424783] R10: ffff8801c91d77f0 R11: ffffed0038bd45b3 R12: 0000000000000000 [ 54.432026] R13: 0000000000000000 R14: 000000005c3d10a6 R15: dffffc0000000000 [ 54.439263] FS: 00007ff86b16e700(0000) GS:ffff8801db400000(0000) knlGS:0000000000000000 [ 54.447454] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 54.453301] CR2: 0000000020216000 CR3: 00000001d3d3a000 CR4: 00000000001406f0 [ 54.460539] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 54.467775] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 54.475010] Call Trace: [ 54.477571] ? crypto_chacha20_setkey+0xc0/0xc0 [ 54.482217] ? __kmalloc+0x162/0x760 [ 54.485898] ? sock_kmalloc+0x112/0x190 [ 54.489843] ? skcipher_recvmsg+0x1e6/0xf30 [ 54.494129] ? skcipher_recvmsg_nokey+0x60/0x80 [ 54.498764] ? sock_recvmsg+0xc9/0x110 [ 54.502617] ? ___sys_recvmsg+0x29b/0x630 [ 54.506729] ? __sys_recvmsg+0xe2/0x210 [ 54.510668] ? SyS_recvmsg+0x2d/0x50 [ 54.514350] ? entry_SYSCALL_64_fastpath+0x1f/0x96 [ 54.519256] ? fs_reclaim_acquire+0x20/0x20 [ 54.523546] ? lock_downgrade+0x980/0x980 [ 54.527661] ? lock_acquire+0x1d5/0x580 [ 54.531602] ? af_alg_pull_tsgl+0x8c2/0xc20 [ 54.536073] chacha20_simd+0xe4/0x410 [ 54.541228] ? chacha20_simd+0xe4/0x410 [ 54.546557] ? af_alg_get_rsgl+0x990/0x990 [ 54.551629] ? rcu_note_context_switch+0x710/0x710 [ 54.556526] ? chacha20_dosimd+0x340/0x340 [ 54.560726] ? kasan_kmalloc+0xad/0xe0 [ 54.564590] ? sock_kmalloc+0x112/0x190 [ 54.568533] ? sock_kmalloc+0x11f/0x190 [ 54.572472] ? copy_overflow+0x30/0x30 [ 54.576327] ? lock_sock_nested+0x91/0x110 [ 54.580529] ? trace_hardirqs_on+0xd/0x10 [ 54.584643] ? memset+0x31/0x40 [ 54.587892] skcipher_recvmsg+0xb06/0xf30 [ 54.592008] ? skcipher_recvmsg+0xb06/0xf30 [ 54.596305] ? skcipher_sendpage_nokey+0xa0/0xa0 [ 54.601033] ? skcipher_check_key.isra.4+0x61/0x200 [ 54.606016] skcipher_recvmsg_nokey+0x60/0x80 [ 54.610478] ? skcipher_recvmsg+0xf30/0xf30 [ 54.614766] sock_recvmsg+0xc9/0x110 [ 54.618447] ? __sock_recv_wifi_status+0x210/0x210 [ 54.623342] ___sys_recvmsg+0x29b/0x630 [ 54.627287] ? ___sys_sendmsg+0x8a0/0x8a0 [ 54.631420] ? kprobe_flush_task+0x1a3/0x5d0 [ 54.635803] ? vmacache_find+0x5f/0x280 [ 54.639744] ? vmacache_update+0xfe/0x130 [ 54.643864] ? up_read+0x1a/0x40 [ 54.647199] ? __do_page_fault+0x3d6/0xc90 [ 54.651398] ? lock_downgrade+0x980/0x980 [ 54.655520] ? __fdget+0x18/0x20 [ 54.658858] __sys_recvmsg+0xe2/0x210 [ 54.662644] ? __sys_recvmsg+0xe2/0x210 [ 54.666585] ? SyS_sendmmsg+0x60/0x60 [ 54.670355] ? __do_page_fault+0xc90/0xc90 [ 54.674559] ? put_task_stack+0x116/0x270 [ 54.678676] ? lockdep_sys_exit+0x47/0xf0 [ 54.682797] ? perf_trace_sys_enter+0xcb0/0xcb0 [ 54.687436] SyS_recvmsg+0x2d/0x50 [ 54.690946] entry_SYSCALL_64_fastpath+0x1f/0x96 [ 54.695670] RIP: 0033:0x44ae39 [ 54.699528] RSP: 002b:00007ff86b16ddc8 EFLAGS: 00000202 ORIG_RAX: 000000000000002f [ 54.707548] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 000000000044ae39 [ 54.714783] RDX: 0000000040010101 RSI: 000000002008dfc8 RDI: 0000000000000005 [ 54.722019] RBP: 0000000000000000 R08: 00007ff86b16e700 R09: 00007ff86b16e700 [ 54.729254] R10: 00007ff86b16e700 R11: 0000000000000202 R12: 0000000000000000 [ 54.736838] R13: 00007ffd0c48225f R14: 00007ff86b16e9c0 R15: 0000000000000000 [ 54.744086] Code: 89 f8 83 e0 07 83 c0 03 38 d0 7c 08 84 d2 0f 85 d6 05 00 00 4c 89 ea 48 b8 00 00 00 00 00 fc ff df 89 9d 7c fe ff ff 48 c1 ea 03 <0f> b6 14 02 4c 89 e8 83 e0 07 83 c0 03 38 d0 7c 08 84 d2 0f 85 [ 54.763195] RIP: crypto_chacha20_crypt+0x537/0xbd0 RSP: ffff8801c91d75b0 [ 54.770427] Dumping ftrace buffer: [ 54.773941] (ftrace buffer empty) [ 54.777615] Kernel Offset: disabled [ 54.781208] Rebooting in 86400 seconds..