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kernel BUG at drivers/android/binder_alloc.c:1108!
invalid opcode: 0000 [#1] PREEMPT SMP KASAN
Modules linked in:
CPU: 0 PID: 27664 Comm: syz-executor.3 Not tainted 4.9.194+ #0
task: 000000000eb00663 task.stack: 00000000df14685e
RIP: 0010:[<ffffffff8223a8fb>]  [<000000002cd16b5b>] binder_alloc_do_buffer_copy+0xcb/0x500 drivers/android/binder_alloc.c:1108
RSP: 0018:ffff8801a767f4a8  EFLAGS: 00010216
RAX: 0000000000040000 RBX: 0000000020ffc000 RCX: ffffc9000153d000
RDX: 00000000000003ad RSI: ffffffff8223a8fb RDI: ffff8801cf232d58
RBP: ffff8801a767f528 R08: ffff8801a767f5a8 R09: 0000000000000008
R10: ffffed0034ecff12 R11: ffff8801a767f897 R12: 0000000000000088
R13: 0000000000000090 R14: 0000000000000008 R15: ffff8801a767f5a8
FS:  00007fb14eddc700(0000) GS:ffff8801db600000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b33223000 CR3: 00000001ac6b2000 CR4: 00000000001606b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000600
Stack:
 ffffffff81249811 ffff8801a767f568 0000000000000246 00000000200000c0
 ffff8801a5a3f050 ffff8801cf232cd8 00ff8801a767f870 ffff8801cf232c80
 ffffffff814fdcb6 ffff8801a495ea80 0000000000000090 ffff8801a767f5a8
Call Trace:
 [<000000001e868423>] binder_alloc_copy_from_buffer+0x37/0x42 drivers/android/binder_alloc.c:1154
 [<000000001cc4c5f8>] binder_validate_ptr+0xc5/0x1b0 drivers/android/binder.c:2335
 [<00000000d8e33367>] binder_fixup_parent drivers/android/binder.c:2855 [inline]
 [<00000000d8e33367>] binder_transaction+0x3895/0x5890 drivers/android/binder.c:3517
 [<00000000d33f8bad>] binder_thread_write+0x730/0x20e0 drivers/android/binder.c:3906
 [<000000006a548bff>] binder_ioctl_write_read drivers/android/binder.c:4854 [inline]
 [<000000006a548bff>] binder_ioctl+0xecd/0x1720 drivers/android/binder.c:5030
 [<000000004fa0ee2d>] vfs_ioctl fs/ioctl.c:43 [inline]
 [<000000004fa0ee2d>] file_ioctl fs/ioctl.c:493 [inline]
 [<000000004fa0ee2d>] do_vfs_ioctl+0xb87/0x11d0 fs/ioctl.c:677
 [<000000007b7575c6>] SYSC_ioctl fs/ioctl.c:694 [inline]
 [<000000007b7575c6>] SyS_ioctl+0x8f/0xc0 fs/ioctl.c:685
 [<00000000ecaa8f06>] do_syscall_64+0x1ad/0x5c0 arch/x86/entry/common.c:288
 [<00000000353ce030>] entry_SYSCALL_64_after_swapgs+0x5d/0xdb
Code: fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 0a 04 00 00 4d 8b 64 24 58 49 29 dc e8 0f 7e 0e ff 4d 39 e6 76 07 e8 05 7e 0e ff <0f> 0b e8 fe 7d 0e ff 4c 8b 6d d0 4d 29 f4 4d 39 e5 77 e8 e8 ed 
RIP  [<000000002cd16b5b>] binder_alloc_do_buffer_copy+0xcb/0x500 drivers/android/binder_alloc.c:1108
 RSP <ffff8801a767f4a8>
---[ end trace 3e0860f2ba45a9a2 ]---