audit: type=1400 audit(1553643616.602:59): avc: denied { call } for pid=21395 comm="syz-executor.5" 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 ------------[ cut here ]------------ kernel BUG at drivers/android/binder_alloc.c:1130! invalid opcode: 0000 [#1] PREEMPT SMP KASAN NOPTI Modules linked in: CPU: 1 PID: 21399 Comm: syz-executor.5 Not tainted 4.14.108+ #38 task: ffff8881c5c78000 task.stack: ffff8881c7980000 RIP: 0010:binder_alloc_do_buffer_copy+0xc7/0x500 drivers/android/binder_alloc.c:1130 RSP: 0018:ffff8881c79875d0 EFLAGS: 00010212 RAX: 0000000000040000 RBX: 0000000020001000 RCX: 000000000000a002 RDX: ffffffff82237477 RSI: ffffc90001fa6000 RDI: ffff8881c4069d58 RBP: 0000000000000008 R08: ffff8881c79878b0 R09: 0000000000000028 R10: ffffed1038f30f06 R11: ffff8881c7987837 R12: ffff8881ca8f2f98 R13: 0000000000000028 R14: 00c73e0000c8df00 R15: ffff8881c79878b0 FS: 00007fce8ee86700(0000) GS:ffff8881dbb00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000000000073c000 CR3: 00000001d6e96001 CR4: 00000000001606a0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: binder_get_object+0x90/0x190 drivers/android/binder.c:2244 binder_transaction+0x1e2d/0x5640 drivers/android/binder.c:3338 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 33 0d ff 49 39 ed 76 07 e8 29 33 0d ff <0f> 0b e8 22 33 0d ff 4c 29 ed 49 39 ee 77 ec e8 15 33 0d ff 41 RIP: binder_alloc_do_buffer_copy+0xc7/0x500 drivers/android/binder_alloc.c:1130 RSP: ffff8881c79875d0 ---[ end trace 5741bf18464dcfbe ]--- Kernel panic - not syncing: Fatal exception Kernel Offset: 0x1e400000 from 0xffffffff81000000 (relocation range: 0xffffffff80000000-0xffffffffbfffffff) Rebooting in 86400 seconds..