Warning: Permanently added '10.128.0.81' (ECDSA) to the list of known hosts. [ 49.203962] random: sshd: uninitialized urandom read (32 bytes read) executing program [ 49.299188] audit: type=1400 audit(1560808705.056:7): avc: denied { map } for pid=1789 comm="syz-executor092" path="/root/syz-executor092205908" dev="sda1" ino=16482 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:object_r:user_home_t:s0 tclass=file permissive=1 [ 49.301919] ------------[ cut here ]------------ [ 49.326212] audit: type=1400 audit(1560808705.056:8): avc: denied { map } for pid=1789 comm="syz-executor092" path="/dev/binder0" dev="devtmpfs" ino=5448 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=system_u:object_r:device_t:s0 tclass=chr_file permissive=1 [ 49.330810] kernel BUG at drivers/android/binder_alloc.c:1128! [ 49.331138] invalid opcode: 0000 [#1] PREEMPT SMP KASAN NOPTI [ 49.356579] audit: type=1400 audit(1560808705.056:9): avc: denied { set_context_mgr } for pid=1789 comm="syz-executor092" 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 [ 49.362133] Modules linked in: [ 49.362144] CPU: 0 PID: 1789 Comm: syz-executor092 Not tainted 4.14.127+ #8 [ 49.362149] task: (ptrval) task.stack: (ptrval) [ 49.362159] RIP: 0010:binder_alloc_do_buffer_copy+0xc7/0x500 [ 49.362161] RSP: 0018:ffff8881cfd17550 EFLAGS: 00010297 [ 49.362165] RAX: ffff8881d1510000 RBX: 0000000020001000 RCX: 00000000000000e8 [ 49.362167] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff8881d269b9d8 [ 49.362169] RBP: 0000000000000078 R08: ffff8881cfd17608 R09: 0000000000000008 [ 49.362176] R10: ffffed1039fa2f1a R11: ffff8881cfd178d7 R12: ffff8881cfd20b98 [ 49.368224] audit: type=1400 audit(1560808705.056:10): avc: denied { call } for pid=1789 comm="syz-executor092" 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 [ 49.391298] R13: 0000000000000008 R14: 00000000000000e8 R15: ffff8881cfd17608 [ 49.391304] FS: 00000000017f3940(0000) GS:ffff8881db800000(0000) knlGS:0000000000000000 [ 49.391307] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.391309] CR2: 000055e9c0c2e0f0 CR3: 00000001d721a002 CR4: 00000000001606b0 [ 49.391315] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 49.391317] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 49.391320] Call Trace: [ 49.391339] binder_validate_ptr+0xad/0x190 [ 49.391345] ? binder_get_object+0x190/0x190 [ 49.391354] binder_transaction+0x1edf/0x5700 [ 49.395781] audit: type=1400 audit(1560808705.056:11): avc: denied { transfer } for pid=1789 comm="syz-executor092" 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 [ 49.401690] ? binder_inc_ref_for_node+0xba0/0xba0 [ 49.401699] ? trace_hardirqs_on+0x10/0x10 [ 49.401711] ? __save_stack_trace+0x7a/0xf0 [ 49.401718] ? __save_stack_trace+0x7a/0xf0 [ 49.570096] ? lock_acquire+0x10f/0x380 [ 49.574139] ? __might_fault+0xd4/0x1b0 [ 49.578098] ? __might_fault+0x177/0x1b0 [ 49.582140] ? binder_thread_write+0x512/0x1f90 [ 49.586930] ? lock_downgrade+0x5d0/0x5d0 [ 49.591184] ? binder_transaction+0x5700/0x5700 [ 49.595833] ? lock_downgrade+0x5d0/0x5d0 [ 49.599957] ? lock_acquire+0x10f/0x380 [ 49.603995] ? __might_fault+0xd4/0x1b0 [ 49.608048] ? __might_fault+0x177/0x1b0 [ 49.612236] ? binder_ioctl+0xd48/0x14ea [ 49.616272] ? binder_poll+0x230/0x230 [ 49.620270] ? __lock_acquire+0x56a/0x3fa0 [ 49.624488] ? uprobe_mmap+0xde/0x960 [ 49.628265] ? lock_downgrade+0x5d0/0x5d0 [ 49.632393] ? vma_wants_writenotify+0x19a/0x420 [ 49.637123] ? SyS_mmap_pgoff+0x1b0/0x1b0 [ 49.641333] ? uprobe_apply+0x130/0x130 [ 49.645451] ? binder_poll+0x230/0x230 [ 49.649329] ? do_vfs_ioctl+0xabe/0x1040 [ 49.653368] ? selinux_file_ioctl+0x426/0x590 [ 49.657837] ? selinux_file_ioctl+0x116/0x590 [ 49.662325] ? ioctl_preallocate+0x1e0/0x1e0 [ 49.666715] ? selinux_parse_skb.constprop.0+0x16b0/0x16b0 [ 49.672399] ? __fget+0x1ff/0x360 [ 49.676016] ? lock_downgrade+0x5d0/0x5d0 [ 49.680140] ? lock_acquire+0x10f/0x380 [ 49.684096] ? __fget+0x44/0x360 [ 49.687440] ? check_preemption_disabled+0x35/0x1f0 [ 49.692438] ? security_file_ioctl+0x7c/0xb0 [ 49.696827] ? SyS_ioctl+0x7f/0xb0 [ 49.700344] ? do_vfs_ioctl+0x1040/0x1040 [ 49.704480] ? do_syscall_64+0x19b/0x510 [ 49.708662] ? entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 49.714090] Code: 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 0d 04 00 00 48 8b 6d 58 48 29 dd e8 33 14 0c ff 49 39 ed 76 07 e8 29 14 0c ff <0f> 0b e8 22 14 0c ff 4c 29 ed 49 39 ee 77 ec e8 15 14 0c ff 41 [ 49.733368] RIP: binder_alloc_do_buffer_copy+0xc7/0x500 RSP: ffff8881cfd17550 [ 49.740849] ---[ end trace e8f7913d30076eff ]--- [ 49.745591] Kernel panic - not syncing: Fatal exception [ 49.752347] Kernel Offset: 0xb000000 from 0xffffffff81000000 (relocation range: 0xffffffff80000000-0xffffffffbfffffff) [ 49.763165] Rebooting in 86400 seconds..