binder: undelivered TRANSACTION_ERROR: 29201 binder: 3433:3437 got transaction with invalid offset (87960930222080, min 40 max 112) or object. binder: 3433:3437 transaction failed 29201/-22, size 112-24 line 3379 binder: undelivered TRANSACTION_ERROR: 29201 ------------[ cut here ]------------ kernel BUG at drivers/android/binder_alloc.c:1108! invalid opcode: 0000 [#1] PREEMPT SMP KASAN Modules linked in: CPU: 0 PID: 3439 Comm: syz-executor.3 Not tainted 4.9.194+ #0 task: 000000003f60e32a task.stack: 00000000a0e1b0fe RIP: 0010:[] [<000000003dbe3f1d>] binder_alloc_do_buffer_copy+0xcb/0x500 drivers/android/binder_alloc.c:1108 RSP: 0018:ffff8801a1d7f4a8 EFLAGS: 00010216 RAX: 0000000000040000 RBX: 0000000020ffc000 RCX: ffffc90001f6a000 RDX: 0000000000000407 RSI: ffffffff8223a8fb RDI: ffff8801c7b6f858 RBP: ffff8801a1d7f528 R08: ffff8801a1d7f5a8 R09: 0000000000000008 R10: ffffed00343aff12 R11: ffff8801a1d7f897 R12: 0000000000000078 R13: 0000000000000250 R14: 0000000000000008 R15: ffff8801a1d7f5a8 FS: 00007fdd00a52700(0000) GS:ffff8801db600000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000000738008 CR3: 00000001d0d02000 CR4: 00000000001606b0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000600 Stack: ffffffff81249811 ffff8801a1d7f568 0000000000000246 0000000020001300 ffff8801ca8b4028 ffff8801c78adfd8 00ff8801a1d7f870 ffff8801c78adf80 ffffffff814fdcb6 ffff8801c7113800 0000000000000250 ffff8801a1d7f5a8 Call Trace: [<00000000dd8f5b5a>] binder_alloc_copy_from_buffer+0x37/0x42 drivers/android/binder_alloc.c:1154 [<000000009c3ce95c>] binder_validate_ptr+0xc5/0x1b0 drivers/android/binder.c:2335 [<000000000038ab43>] binder_transaction+0x20a4/0x5890 drivers/android/binder.c:3444 [<000000009f0420c5>] binder_thread_write+0x730/0x20e0 drivers/android/binder.c:3906 [<00000000bb093166>] binder_ioctl_write_read drivers/android/binder.c:4854 [inline] [<00000000bb093166>] binder_ioctl+0xecd/0x1720 drivers/android/binder.c:5030 [<00000000d72118ac>] vfs_ioctl fs/ioctl.c:43 [inline] [<00000000d72118ac>] file_ioctl fs/ioctl.c:493 [inline] [<00000000d72118ac>] do_vfs_ioctl+0xb87/0x11d0 fs/ioctl.c:677 [<00000000336bd6fb>] SYSC_ioctl fs/ioctl.c:694 [inline] [<00000000336bd6fb>] SyS_ioctl+0x8f/0xc0 fs/ioctl.c:685 [<000000003f6240c5>] do_syscall_64+0x1ad/0x5c0 arch/x86/entry/common.c:288 [<00000000e17baebd>] 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 [<000000003dbe3f1d>] binder_alloc_do_buffer_copy+0xcb/0x500 drivers/android/binder_alloc.c:1108 RSP ---[ end trace 03b938d1316c2ce5 ]---