Starting mcstransd: [....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting file context maintaining daemon: restorecond[?25l[?1c7[ ok 8[?25h[?0c. [ 70.186296][ T26] kauditd_printk_skb: 5 callbacks suppressed [ 70.186308][ T26] audit: type=1800 audit(1560809191.906:33): pid=9398 uid=0 auid=4294967295 ses=4294967295 subj=system_u:system_r:kernel_t:s0 op=collect_data cause=failed(directio) comm="startpar" name="rc.local" dev="sda1" ino=2432 res=0 [ 70.217766][ T26] audit: type=1800 audit(1560809191.906:34): pid=9398 uid=0 auid=4294967295 ses=4294967295 subj=system_u:system_r:kernel_t:s0 op=collect_data cause=failed(directio) comm="startpar" name="rmnologin" dev="sda1" ino=2423 res=0 Debian GNU/Linux 7 syzkaller ttyS0 syzkaller login: [ 71.667870][ T26] audit: type=1400 audit(1560809193.386:35): avc: denied { map } for pid=9575 comm="bash" path="/bin/bash" dev="sda1" ino=1457 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=system_u:object_r:file_t:s0 tclass=file permissive=1 Warning: Permanently added '10.128.0.83' (ECDSA) to the list of known hosts. executing program [ 78.337059][ T26] audit: type=1400 audit(1560809200.056:36): avc: denied { map } for pid=9587 comm="syz-executor552" path="/root/syz-executor552507609" dev="sda1" ino=16484 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:object_r:user_home_t:s0 tclass=file permissive=1 [ 78.345362][ T9587] ------------[ cut here ]------------ [ 78.364312][ T26] audit: type=1400 audit(1560809200.056:37): avc: denied { map } for pid=9587 comm="syz-executor552" path="/dev/binder0" dev="devtmpfs" ino=16889 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=system_u:object_r:device_t:s0 tclass=chr_file permissive=1 [ 78.369610][ T9587] kernel BUG at drivers/android/binder_alloc.c:1130! [ 78.395859][ T26] audit: type=1400 audit(1560809200.056:38): avc: denied { set_context_mgr } for pid=9587 comm="syz-executor552" scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=binder permissive=1 [ 78.404389][ T9587] invalid opcode: 0000 [#1] PREEMPT SMP KASAN [ 78.426759][ T26] audit: type=1400 audit(1560809200.056:39): avc: denied { call } for pid=9587 comm="syz-executor552" scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=binder permissive=1 [ 78.432691][ T9587] CPU: 0 PID: 9587 Comm: syz-executor552 Not tainted 5.2.0-rc5 #28 [ 78.455985][ T26] audit: type=1400 audit(1560809200.056:40): avc: denied { transfer } for pid=9587 comm="syz-executor552" scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=binder permissive=1 [ 78.463688][ T9587] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 78.497213][ T9587] RIP: 0010:binder_alloc_do_buffer_copy+0xd6/0x510 [ 78.503717][ T9587] Code: 02 00 0f 85 20 04 00 00 4d 8b 64 24 58 49 29 dc e8 bf 9d 1c fc 4c 89 e6 4c 89 ef e8 d4 9e 1c fc 4d 39 e5 76 07 e8 aa 9d 1c fc <0f> 0b e8 a3 9d 1c fc 4c 8b 75 d0 4d 29 ec 4c 89 e6 4c 89 f7 e8 b1 [ 78.523326][ T9587] RSP: 0018:ffff88808b53f4e0 EFLAGS: 00010293 [ 78.529383][ T9587] RAX: ffff888094f2c340 RBX: 0000000020001000 RCX: ffffffff855423cf [ 78.537367][ T9587] RDX: 0000000000000000 RSI: ffffffff855423b6 RDI: 0000000000000006 [ 78.545333][ T9587] RBP: ffff88808b53f560 R08: ffff888094f2c340 R09: 0000000000000008 [ 78.553296][ T9587] R10: ffffed10116a7f15 R11: ffff88808b53f8af R12: 0000000000000078 [ 78.561258][ T9587] R13: 0000000000000008 R14: 00000000000000e8 R15: 0000000000000000 [ 78.569723][ T9587] FS: 0000555555ff6940(0000) GS:ffff8880ae800000(0000) knlGS:0000000000000000 [ 78.604534][ T9587] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 78.611969][ T9587] CR2: 0000558a23d24150 CR3: 00000000a8467000 CR4: 00000000001406f0 [ 78.619970][ T9587] Call Trace: [ 78.629280][ T9587] ? find_held_lock+0x35/0x130 [ 78.634040][ T9587] binder_alloc_copy_from_buffer+0x37/0x42 [ 78.639841][ T9587] binder_validate_ptr+0xcc/0x1d0 [ 78.644858][ T9587] ? binder_get_object+0x210/0x210 [ 78.649990][ T9587] ? binder_alloc_copy_from_buffer+0x37/0x42 [ 78.655979][ T9587] ? __sanitizer_cov_trace_switch+0x49/0x80 [ 78.661853][ T9587] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 78.667553][ T9587] ? binder_get_object+0x181/0x210 [ 78.672647][ T9587] binder_transaction+0x2c9c/0x6620 [ 78.677830][ T9587] ? binder_thread_read+0x3d00/0x3d00 [ 78.683184][ T9587] ? mark_held_locks+0xf0/0xf0 [ 78.687930][ T9587] ? mark_held_locks+0xf0/0xf0 [ 78.692680][ T9587] ? __might_fault+0x12b/0x1e0 [ 78.697426][ T9587] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 78.703649][ T9587] ? _copy_from_user+0xdd/0x150 [ 78.708486][ T9587] binder_thread_write+0x64a/0x2820 [ 78.713710][ T9587] ? mark_held_locks+0xf0/0xf0 [ 78.718459][ T9587] ? fs_reclaim_acquire.part.0+0x30/0x30 [ 78.724080][ T9587] ? binder_transaction+0x6620/0x6620 [ 78.729451][ T9587] ? __might_fault+0x12b/0x1e0 [ 78.734205][ T9587] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 78.740424][ T9587] ? _copy_from_user+0xdd/0x150 [ 78.745256][ T9587] binder_ioctl+0x102f/0x1833 [ 78.749913][ T9587] ? binder_thread_write+0x2820/0x2820 [ 78.755355][ T9587] ? tomoyo_path_number_perm+0x263/0x520 [ 78.760963][ T9587] ? tomoyo_execute_permission+0x4a0/0x4a0 [ 78.766752][ T9587] ? userfaultfd_unmap_prep+0x4a0/0x4a0 [ 78.772284][ T9587] ? binder_thread_write+0x2820/0x2820 [ 78.777823][ T9587] do_vfs_ioctl+0xd5f/0x1380 [ 78.782398][ T9587] ? ioctl_preallocate+0x210/0x210 [ 78.787491][ T9587] ? selinux_file_mprotect+0x620/0x620 [ 78.792927][ T9587] ? ksys_dup3+0x3e0/0x3e0 [ 78.797328][ T9587] ? write_comp_data+0x5b/0x70 [ 78.802110][ T9587] ? fput_many+0x12c/0x1a0 [ 78.806517][ T9587] ? fput+0x1b/0x20 [ 78.810315][ T9587] ? tomoyo_file_ioctl+0x23/0x30 [ 78.815232][ T9587] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 78.821449][ T9587] ? security_file_ioctl+0x8d/0xc0 [ 78.826543][ T9587] ksys_ioctl+0xab/0xd0 [ 78.830674][ T9587] __x64_sys_ioctl+0x73/0xb0 [ 78.835247][ T9587] do_syscall_64+0xfd/0x680 [ 78.839905][ T9587] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 78.845776][ T9587] RIP: 0033:0x444a29 [ 78.849654][ T9587] Code: 18 89 d0 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 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 7b d8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 78.869418][ T9587] RSP: 002b:00007fff6ab21388 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 78.877814][ T9587] RAX: ffffffffffffffda RBX: 00007fff6ab21390 RCX: 0000000000444a29 [ 78.885785][ T9587] RDX: 0000000020000440 RSI: 00000000c0306201 RDI: 0000000000000003 [ 78.893741][ T9587] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000401310 [ 78.901695][ T9587] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000402730 [ 78.909651][ T9587] R13: 00000000004027c0 R14: 0000000000000000 R15: 0000000000000000 [ 78.917612][ T9587] Modules linked in: [ 78.922489][ T9587] ---[ end trace 8661fb0c2ba2de10 ]--- [ 78.928029][ T9587] RIP: 0010:binder_alloc_do_buffer_copy+0xd6/0x510 [ 78.934633][ T9587] Code: 02 00 0f 85 20 04 00 00 4d 8b 64 24 58 49 29 dc e8 bf 9d 1c fc 4c 89 e6 4c 89 ef e8 d4 9e 1c fc 4d 39 e5 76 07 e8 aa 9d 1c fc <0f> 0b e8 a3 9d 1c fc 4c 8b 75 d0 4d 29 ec 4c 89 e6 4c 89 f7 e8 b1 [ 78.954284][ T9587] RSP: 0018:ffff88808b53f4e0 EFLAGS: 00010293 [ 78.960345][ T9587] RAX: ffff888094f2c340 RBX: 0000000020001000 RCX: ffffffff855423cf [ 78.968388][ T9587] RDX: 0000000000000000 RSI: ffffffff855423b6 RDI: 0000000000000006 [ 78.976491][ T9587] RBP: ffff88808b53f560 R08: ffff888094f2c340 R09: 0000000000000008 [ 78.984761][ T9587] R10: ffffed10116a7f15 R11: ffff88808b53f8af R12: 0000000000000078 [ 78.992734][ T9587] R13: 0000000000000008 R14: 00000000000000e8 R15: 0000000000000000 [ 79.004251][ T9587] FS: 0000555555ff6940(0000) GS:ffff8880ae800000(0000) knlGS:0000000000000000 [ 79.013671][ T9587] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 79.020320][ T9587] CR2: 0000558a23d24150 CR3: 00000000a8467000 CR4: 00000000001406f0 [ 79.028382][ T9587] Kernel panic - not syncing: Fatal exception [ 79.035458][ T9587] Kernel Offset: disabled [ 79.039784][ T9587] Rebooting in 86400 seconds..