binder: 11208:11215 got reply transaction with no transaction stack binder: 11208:11215 transaction failed 29201/-71, size 96-24 line 3027 ------------[ cut here ]------------ kernel BUG at drivers/android/binder_alloc.c:1103! invalid opcode: 0000 [#1] PREEMPT SMP KASAN Modules linked in: CPU: 0 PID: 11228 Comm: syz-executor.3 Not tainted 4.9.186+ #12 task: 000000009c329ea9 task.stack: 00000000ecc90b35 RIP: 0010:[] [<000000003c8b4a07>] binder_alloc_do_buffer_copy+0xcb/0x500 drivers/android/binder_alloc.c:1103 RSP: 0018:ffff8801a382f4a8 EFLAGS: 00010216 RAX: 0000000000040000 RBX: 0000000020001000 RCX: ffffc9000434c000 RDX: 00000000000005b2 RSI: ffffffff8222cd8b RDI: ffff8801d2fe9458 RBP: ffff8801a382f528 R08: ffff8801a382f5a8 R09: 0000000000000008 R10: ffffed0034705f11 R11: ffff8801a382f88f R12: 0000000000000060 R13: 00000000000003d0 R14: 0000000000000008 R15: ffff8801a382f5a8 FS: 00007fc03b0dc700(0000) GS:ffff8801db600000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000000c42ca4d000 CR3: 00000001b1dc1000 CR4: 00000000001606b0 Stack: ffff8801c91f7688 ffffffff82208ae0 ffff8801c91f7688 f23e30809d2b289e ffff8801d862e030 ffff8801d95c3ed8 00ff8801a382f870 ffff8801d95c3e80 ffffffff814fc2d6 ffff8801cea51880 00000000000003d0 ffff8801a382f5a8 Call Trace: [<0000000072584bf1>] binder_alloc_copy_from_buffer+0x37/0x42 drivers/android/binder_alloc.c:1149 [<00000000fd3d1114>] binder_validate_ptr+0xc5/0x1b0 drivers/android/binder.c:2316 [<000000007b14d997>] binder_transaction+0x20a4/0x58d0 drivers/android/binder.c:3425 [<00000000adf8129a>] binder_thread_write+0x740/0x2110 drivers/android/binder.c:3885 [<000000001e80d2e8>] binder_ioctl_write_read drivers/android/binder.c:4833 [inline] [<000000001e80d2e8>] binder_ioctl+0xecd/0x1720 drivers/android/binder.c:5009 [<00000000ee71fb1e>] vfs_ioctl fs/ioctl.c:43 [inline] [<00000000ee71fb1e>] file_ioctl fs/ioctl.c:493 [inline] [<00000000ee71fb1e>] do_vfs_ioctl+0xb87/0x11d0 fs/ioctl.c:677 [<0000000067202064>] SYSC_ioctl fs/ioctl.c:694 [inline] [<0000000067202064>] SyS_ioctl+0x8f/0xc0 fs/ioctl.c:685 [<000000008accb5ef>] do_syscall_64+0x1ad/0x5c0 arch/x86/entry/common.c:288 [<000000008731ba0a>] 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 2f 40 0f ff 4d 39 e6 76 07 e8 25 40 0f ff <0f> 0b e8 1e 40 0f ff 4c 8b 6d d0 4d 29 f4 4d 39 e5 77 e8 e8 0d RIP [<000000003c8b4a07>] binder_alloc_do_buffer_copy+0xcb/0x500 drivers/android/binder_alloc.c:1103 RSP ---[ end trace 6d5ea36a79b0bd2a ]---