[ 37.030894] audit: type=1800 audit(1552133959.577:27): pid=7547 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="restorecond" dev="sda1" ino=2436 res=0 [ 37.055932] audit: type=1800 audit(1552133959.587:28): pid=7547 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="ssh" dev="sda1" ino=2417 res=0 [....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c. [ 37.826788] audit: type=1800 audit(1552133960.427:29): pid=7547 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="rc.local" dev="sda1" ino=2432 res=0 [ 37.845435] audit: type=1800 audit(1552133960.427:30): pid=7547 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="rmnologin" dev="sda1" ino=2423 res=0 Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added '10.128.0.121' (ECDSA) to the list of known hosts. executing program executing program executing program executing program executing program executing program syzkaller login: [ 52.487761] binder: 7702:7702 transaction failed 29189/-22, size 0-8 line 2994 [ 52.489489] binder: 7707:7707 transaction failed 29189/-22, size 0-8 line 2994 [ 52.499352] binder: 7708:7708 transaction failed 29189/-22, size 0-8 line 2994 [ 52.505634] binder: 7709:7709 transaction failed 29189/-22, size 0-8 line 2994 [ 52.515269] binder: 7710:7710 transaction failed 29189/-22, size 0-8 line 2994 [ 52.520076] binder: undelivered TRANSACTION_ERROR: 29189 [ 52.526076] ------------[ cut here ]------------ executing program [ 52.534779] binder: BINDER_SET_CONTEXT_MGR already set [ 52.535302] kernel BUG at drivers/android/binder_alloc.c:1141! [ 52.539077] invalid opcode: 0000 [#1] PREEMPT SMP KASAN [ 52.542288] binder: 7707:7707 ioctl 40046207 0 returned -16 [ 52.546631] CPU: 1 PID: 7711 Comm: syz-executor979 Not tainted 5.0.0+ #13 [ 52.546639] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 52.546661] RIP: 0010:binder_alloc_do_buffer_copy+0xd6/0x510 executing program [ 52.546676] Code: 02 00 0f 85 20 04 00 00 4d 8b 64 24 58 49 29 dc e8 1f 18 28 fc 4c 89 e6 4c 89 ef e8 34 19 28 fc 4d 39 e5 76 07 e8 0a 18 28 fc <0f> 0b e8 03 18 28 fc 4c 8b 75 d0 4d 29 ec 4c 89 e6 4c 89 f7 e8 11 [ 52.553936] binder: BINDER_SET_CONTEXT_MGR already set [ 52.557799] RSP: 0018:ffff8880923cf550 EFLAGS: 00010293 [ 52.557810] RAX: ffff8880a8a8e280 RBX: 0000000020004000 RCX: ffffffff85483dec [ 52.557826] RDX: 0000000000000000 RSI: ffffffff85483df6 RDI: 0000000000000006 [ 52.557834] RBP: ffff8880923cf5d0 R08: ffff8880a8a8e280 R09: 0000000000000028 executing program [ 52.557842] R10: ffffed1012479f01 R11: ffff8880923cf80f R12: 0000000000000008 [ 52.557849] R13: 0000000000000028 R14: ffff88808d148fd0 R15: 0000000000000000 [ 52.557859] FS: 0000000000ef4940(0000) GS:ffff8880ae900000(0000) knlGS:0000000000000000 [ 52.557872] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 52.565252] binder: 7710:7710 ioctl 40046207 0 returned -16 [ 52.574123] CR2: 0000000000000000 CR3: 0000000087127000 CR4: 00000000001406e0 [ 52.574134] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 52.574141] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 executing program [ 52.574146] Call Trace: [ 52.574165] ? memcpy+0x46/0x50 [ 52.574186] binder_alloc_copy_from_buffer+0x37/0x42 [ 52.574200] binder_get_object+0xc3/0x200 [ 52.581928] binder: BINDER_SET_CONTEXT_MGR already set [ 52.598969] binder_transaction+0x2b4a/0x6690 [ 52.598995] ? binder_thread_read+0x3d50/0x3d50 [ 52.599008] ? __lock_acquire+0x548/0x3fb0 [ 52.599026] ? __might_fault+0x12b/0x1e0 [ 52.599042] ? lock_downgrade+0x880/0x880 [ 52.599060] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 executing program executing program [ 52.605540] binder: 7702:7702 ioctl 40046207 0 returned -16 [ 52.609678] ? _copy_from_user+0xdd/0x150 [ 52.609695] binder_thread_write+0x64a/0x2820 [ 52.609714] ? binder_transaction+0x6690/0x6690 [ 52.609727] ? __might_fault+0x12b/0x1e0 [ 52.609750] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 52.617968] binder_alloc: 7709: binder_alloc_buf, no vma [ 52.624259] ? _copy_from_user+0xdd/0x150 [ 52.624275] binder_ioctl+0x1033/0x183b [ 52.624292] ? binder_thread_write+0x2820/0x2820 executing program executing program [ 52.633472] binder: 7713:7713 transaction failed 29189/-3, size 0-8 line 3147 [ 52.638812] ? tomoyo_path_number_perm+0x263/0x520 [ 52.638835] ? tomoyo_execute_permission+0x4a0/0x4a0 [ 52.638847] ? smack_log+0x415/0x540 [ 52.638869] ? binder_thread_write+0x2820/0x2820 [ 52.638883] do_vfs_ioctl+0xd6e/0x1390 [ 52.638898] ? ioctl_preallocate+0x210/0x210 [ 52.638909] ? smack_file_ioctl+0x196/0x310 [ 52.638919] ? smack_inode_link+0x2d0/0x2d0 [ 52.638937] ? tomoyo_file_ioctl+0x23/0x30 [ 52.638949] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 executing program executing program [ 52.638961] ? security_file_ioctl+0x93/0xc0 [ 52.638972] ksys_ioctl+0xab/0xd0 [ 52.638986] __x64_sys_ioctl+0x73/0xb0 [ 52.639000] do_syscall_64+0x103/0x610 [ 52.639017] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 52.639027] RIP: 0033:0x445689 [ 52.639039] Code: e8 ac e8 ff ff 48 83 c4 18 c3 0f 1f 80 00 00 00 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 0f 83 0b cd fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 52.639046] RSP: 002b:00007fff910eccf8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 executing program [ 52.647048] binder: BINDER_SET_CONTEXT_MGR already set [ 52.654540] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000445689 [ 52.654548] RDX: 00000000200003c0 RSI: 00000000c0306201 RDI: 0000000000000003 [ 52.654556] RBP: 0000000000000000 R08: 0000000000000004 R09: 00000000004028b0 [ 52.654563] R10: 000000000000000f R11: 0000000000000246 R12: 0000000000402820 [ 52.654570] R13: 00000000004028b0 R14: 0000000000000000 R15: 0000000000000000 [ 52.654582] Modules linked in: [ 52.718621] ---[ end trace 8afa01ea7fe16374 ]--- [ 52.723784] binder: 7713:7713 ioctl 40046207 0 returned -16 [ 52.726333] binder: BINDER_SET_CONTEXT_MGR already set [ 52.732034] RIP: 0010:binder_alloc_do_buffer_copy+0xd6/0x510 [ 52.735967] binder: 7708:7708 ioctl 40046207 0 returned -16 [ 52.742065] binder: undelivered TRANSACTION_ERROR: 29189 [ 52.749285] binder: 7716:7716 transaction failed 29189/-22, size 0-8 line 2994 [ 52.750799] binder: 7712:7712 transaction failed 29189/-22, size 0-8 line 2994 [ 52.755101] binder: 7714:7714 transaction failed 29189/-22, size 0-8 line 2994 [ 52.760556] binder: undelivered TRANSACTION_ERROR: 29189 [ 52.764583] binder_alloc: 7712: binder_alloc_buf failed to map pages in userspace, no vma [ 52.770896] Code: 02 00 0f 85 20 04 00 00 4d 8b 64 24 58 49 29 dc e8 1f 18 28 fc 4c 89 e6 4c 89 ef e8 34 19 28 fc 4d 39 e5 76 07 e8 0a 18 28 fc <0f> 0b e8 03 18 28 fc 4c 8b 75 d0 4d 29 ec 4c 89 e6 4c 89 f7 e8 11 [ 52.774777] binder: BINDER_SET_CONTEXT_MGR already set [ 52.782877] RSP: 0018:ffff8880923cf550 EFLAGS: 00010293 [ 52.783591] binder: 7715:7715 transaction failed 29189/-3, size 0-8 line 3147 executing program executing program [ 52.790784] RAX: ffff8880a8a8e280 RBX: 0000000020004000 RCX: ffffffff85483dec [ 52.796483] binder: 7714:7714 ioctl 40046207 0 returned -16 [ 52.800589] binder: undelivered TRANSACTION_ERROR: 29189 [ 52.808046] binder: BINDER_SET_CONTEXT_MGR already set [ 52.822046] RDX: 0000000000000000 RSI: ffffffff85483df6 RDI: 0000000000000006 [ 52.828843] binder: 7715:7715 ioctl 40046207 0 returned -16 [ 52.830355] binder: BINDER_SET_CONTEXT_MGR already set [ 52.837526] RBP: ffff8880923cf5d0 R08: ffff8880a8a8e280 R09: 0000000000000028 executing program executing program [ 52.840229] binder_alloc: 7717: binder_alloc_buf, no vma [ 52.844179] R10: ffffed1012479f01 R11: ffff8880923cf80f R12: 0000000000000008 [ 52.849605] binder: undelivered TRANSACTION_ERROR: 29189 [ 52.851607] binder_alloc: 7717: binder_alloc_buf, no vma [ 52.856649] binder: undelivered TRANSACTION_ERROR: 29189 [ 52.862059] binder_alloc: 7717: binder_alloc_buf, no vma [ 52.880012] binder: 7716:7716 ioctl 40046207 0 returned -16 [ 52.886858] binder: BINDER_SET_CONTEXT_MGR already set executing program [ 52.987770] R13: 0000000000000028 R14: ffff88808d148fd0 R15: 0000000000000000 [ 52.993102] binder: BINDER_SET_CONTEXT_MGR already set [ 53.000212] binder_alloc: 7717: binder_alloc_buf, no vma [ 53.019072] binder: 7719:7719 ioctl 40046207 0 returned -16 [ 53.020775] binder: 7718:7718 ioctl 40046207 0 returned -16 [ 53.024651] binder: undelivered TRANSACTION_ERROR: 29189 [ 53.030057] binder: BINDER_SET_CONTEXT_MGR already set [ 53.037784] FS: 0000000000ef4940(0000) GS:ffff8880ae800000(0000) knlGS:0000000000000000 [ 53.047842] binder: 7721:7721 ioctl 40046207 0 returned -16 [ 53.050730] binder: undelivered TRANSACTION_ERROR: 29189 [ 53.058835] binder_alloc: 7717: binder_alloc_buf, no vma [ 53.061486] binder: undelivered TRANSACTION_ERROR: 29189 [ 53.068624] binder: BINDER_SET_CONTEXT_MGR already set [ 53.075090] binder_alloc: 7717: binder_alloc_buf, no vma [ 53.079299] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 53.087033] binder_alloc: 7717: binder_alloc_buf, no vma [ 53.093730] binder: 7720:7720 ioctl 40046207 0 returned -16 [ 53.100102] binder: undelivered TRANSACTION_ERROR: 29189 [ 53.106148] CR2: 00007fff910ecd1c CR3: 0000000087127000 CR4: 00000000001406f0 [ 53.111745] binder: BINDER_SET_CONTEXT_MGR already set [ 53.118283] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 53.123294] binder: 7723:7723 ioctl 40046207 0 returned -16 [ 53.128545] binder: BINDER_SET_CONTEXT_MGR already set [ 53.133750] binder_alloc: 7717: binder_alloc_buf, no vma [ 53.143169] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 53.148316] binder: 7722:7722 ioctl 40046207 0 returned -16 [ 53.156586] Kernel panic - not syncing: Fatal exception [ 53.159187] binder: BINDER_SET_CONTEXT_MGR already set [ 53.177958] Kernel Offset: disabled [ 53.309983] Rebooting in 86400 seconds..