BUG: unable to handle kernel paging request at ffffed004ebba9ff
IP: [<ffffffff81866c9b>] fuse_dev_do_write+0x183b/0x22f0 fs/fuse/dev.c:1916
PGD 21fffb067 [ 1263.361959] PUD 21fff9067 
Oops: 0000 [#1] PREEMPT SMP KASAN
Modules linked in:
CPU: 0 PID: 11400 Comm: syz-executor.5 Not tainted 4.9.155+ #27
task: ffff8801d33d5f00 task.stack: ffff8801a6e78000
RIP: 0010:[<ffffffff81866c9b>]  [<ffffffff81866c9b>] fuse_dev_do_write+0x183b/0x22f0 fs/fuse/dev.c:1916
RSP: 0018:ffff8801a6e7f9a8  EFLAGS: 00010a07
RAX: dffffc0000000000 RBX: 0000000000000000 RCX: ffffc9000bbb0000
RDX: 1ffff1004ebba9ff RSI: ffffffff81866c27 RDI: ffff880174bc12f0
RBP: ffff8801a6e7fba0 R08: ffff880175dd5000 R09: 0000000000000001
R10: 0000000000000000 R11: 0000000000000001 R12: ffff880174bc1240
R13: ffff880275dd4fff R14: ffff8801811d5cc0 R15: ffff8801a6e7fbe0
FS:  00007ff3c1e5f700(0000) GS:ffff8801db600000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: ffffed004ebba9ff CR3: 0000000175cc6000 CR4: 00000000001606b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Stack:
 ffffffff81be362f 7393397300000000 ffff880174bc1240 ffff880174bc12f0
 ffffffff00000001 ffff880100001000 ffff880174bc12dc ffff880174bc12e8
 ffff8801811d5cc8 ffff880174bc1270 ffff8801811d5cd0 ffff8801c6bb0000
Call Trace:
 [<ffffffff81868444>] fuse_dev_write+0x144/0x1d0 fs/fuse/dev.c:1955
 [<ffffffff8150a431>] new_sync_write fs/read_write.c:498 [inline]
 [<ffffffff8150a431>] __vfs_write+0x3c1/0x560 fs/read_write.c:511
 [<ffffffff8150cd15>] vfs_write+0x185/0x520 fs/read_write.c:559
 [<ffffffff81510aec>] SYSC_write fs/read_write.c:606 [inline]
 [<ffffffff81510aec>] SyS_write+0xdc/0x1c0 fs/read_write.c:598
 [<ffffffff810056bd>] do_syscall_64+0x1ad/0x570 arch/x86/entry/common.c:285
 [<ffffffff82816a93>] entry_SYSCALL_64_after_swapgs+0x5d/0xdb
Code: c0 74 08 3c 03 0f 8e 2f 06 00 00 41 8b 84 24 b0 00 00 00 44 8d 68 ff 48 b8 00 00 00 00 00 fc ff df 4d 01 c5 4c 89 ea 48 c1 ea 03 <0f> b6 04 02 4c 89 ea 83 e2 07 38 d0 7f 08 84 c0 0f 85 0d 06 00 
RIP  [<ffffffff81866c9b>] fuse_dev_do_write+0x183b/0x22f0 fs/fuse/dev.c:1916
 RSP <ffff8801a6e7f9a8>
CR2: ffffed004ebba9ff
---[ end trace e71c6ccf9ffe7472 ]---