------------[ cut here ]------------ kernel BUG at drivers/android/binder_alloc.c:1141! invalid opcode: 0000 [#2] PREEMPT SMP KASAN CPU: 1 PID: 7584 Comm: syz-executor721 Tainted: G D 5.0.0-next-20190306 #4 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:binder_alloc_do_buffer_copy+0xd6/0x510 drivers/android/binder_alloc.c:1141 Code: 02 00 0f 85 20 04 00 00 4d 8b 64 24 58 49 29 dc e8 8f ed 23 fc 4c 89 e6 4c 89 ef e8 a4 ee 23 fc 4d 39 e5 76 07 e8 7a ed 23 fc <0f> 0b e8 73 ed 23 fc 4c 8b 75 d0 4d 29 ec 4c 89 e6 4c 89 f7 e8 81 RSP: 0018:ffff88808b4df550 EFLAGS: 00010293 RAX: ffff8880879bc1c0 RBX: 0000000020001000 RCX: ffffffff854ca6ac RDX: 0000000000000000 RSI: ffffffff854ca6b6 RDI: 0000000000000006 RBP: ffff88808b4df5d0 R08: ffff8880879bc1c0 R09: 0000000000000028 R10: ffffed101169bf01 R11: ffff88808b4df80f R12: 0000000000000020 R13: 0000000000000028 R14: ffff8880888278d0 R15: 0000000000000000 FS: 00007fb5a0efa700(0000) GS:ffff8880ae900000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fb5a0ef9db8 CR3: 000000009541d000 CR4: 00000000001406e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: binder_alloc_copy_from_buffer+0x37/0x42 drivers/android/binder_alloc.c:1187 binder_get_object+0xc3/0x200 drivers/android/binder.c:2062 binder_transaction+0x2b4a/0x6690 drivers/android/binder.c:3231 binder_thread_write+0x64a/0x2820 drivers/android/binder.c:3792 binder_ioctl_write_read drivers/android/binder.c:4825 [inline] binder_ioctl+0x1033/0x183b drivers/android/binder.c:5002 vfs_ioctl fs/ioctl.c:46 [inline] file_ioctl fs/ioctl.c:509 [inline] do_vfs_ioctl+0xd6e/0x1390 fs/ioctl.c:696 ksys_ioctl+0xab/0xd0 fs/ioctl.c:713 __do_sys_ioctl fs/ioctl.c:720 [inline] __se_sys_ioctl fs/ioctl.c:718 [inline] __x64_sys_ioctl+0x73/0xb0 fs/ioctl.c:718 do_syscall_64+0x103/0x610 arch/x86/entry/common.c:290 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x44aa09 Code: e8 0c 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 7b cb fb ff c3 66 2e 0f 1f 84 00 00 00 00 RSP: 002b:00007fb5a0ef9ce8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 00000000006dbc28 RCX: 000000000044aa09 RDX: 0000000020000400 RSI: 00000000c0306201 RDI: 0000000000000004 RBP: 00000000006dbc20 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00000000006dbc2c R13: 00007ffcc8ae031f R14: 00007fb5a0efa9c0 R15: 0000000000000000 Modules linked in: