BUG: unable to handle kernel paging request at ffffed005b4d97ff
IP: [<ffffffff81832b28>] fuse_dev_do_write+0x10f8/0x2090 fs/fuse/dev.c:1901
PGD 21fffb067 [  239.831440] PUD 21fff9067 
Oops: 0000 [#1] PREEMPT SMP KASAN
Dumping ftrace buffer:
   (ftrace buffer empty)
Modules linked in:
CPU: 1 PID: 18782 Comm: syz-executor0 Not tainted 4.9.125+ #37
task: ffff8801a1c8af80 task.stack: ffff8801d1228000
RIP: 0010:[<ffffffff81832b28>]  [<ffffffff81832b28>] fuse_dev_do_write+0x10f8/0x2090 fs/fuse/dev.c:1901
RSP: 0018:ffff8801d122f910  EFLAGS: 00010a07
RAX: dffffc0000000000 RBX: ffff8801d2754ff8 RCX: ffff8801da6cc000
RDX: 1ffff1005b4d97ff RSI: ffff8802da6cbfff RDI: ffff8801d27550a8
RBP: ffff8801d122fba0 R08: 0000000000000000 R09: 0000000000000001
R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
R13: ffff8801d122fbd0 R14: ffff8801b6d7ccc0 R15: 1ffff1003a245f2f
FS:  00007ffa44976700(0000) GS:ffff8801db700000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: ffffed005b4d97ff CR3: 00000001b5b63000 CR4: 00000000001606b0
DR0: 0000000020000000 DR1: 0000000020000080 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600
Stack:
 ffffffff00000000 ffff8801d122fbd0 ffff8801d2754ff8 ffff8801d27550a8
 ffff880100000001 ffff880100001000 ffff8801d2755094 ffff8801b6d7ccc8
 ffff8801d27550a0 ffff8801d2755028 ffff8801b6d7ccd0 ffff8801a0af4400
Call Trace:
 [<ffffffff81834802>] fuse_dev_write+0x142/0x1d0 fs/fuse/dev.c:1940
 [<ffffffff814e87a7>] new_sync_write fs/read_write.c:496 [inline]
 [<ffffffff814e87a7>] __vfs_write+0x3d7/0x580 fs/read_write.c:509
 [<ffffffff814eaff7>] vfs_write+0x187/0x520 fs/read_write.c:557
 [<ffffffff814eee29>] SYSC_write fs/read_write.c:604 [inline]
 [<ffffffff814eee29>] SyS_write+0xd9/0x1c0 fs/read_write.c:596
 [<ffffffff8100554f>] do_syscall_64+0x19f/0x480 arch/x86/entry/common.c:282
 [<ffffffff8278c193>] entry_SYSCALL_64_after_swapgs+0x5d/0xdb
Code: 02 84 c0 74 08 3c 03 0f 8e 78 0d 00 00 8b 83 b0 00 00 00 83 e8 01 48 8d 34 01 48 b8 00 00 00 00 00 fc ff df 48 89 f2 48 c1 ea 03 <0f> b6 04 02 48 89 f2 83 e2 07 38 d0 7f 08 84 c0 0f 85 a1 0d 00 
RIP  [<ffffffff81832b28>] fuse_dev_do_write+0x10f8/0x2090 fs/fuse/dev.c:1901
 RSP <ffff8801d122f910>
CR2: ffffed005b4d97ff
---[ end trace 05d84be5de6298c5 ]---