BUG: unable to handle kernel paging request at ffffed0058c52fff
IP: [<ffffffff81862726>] fuse_dev_do_write+0x1316/0x23d0 fs/fuse/dev.c:1916
PGD 21fffb067 [  222.442000] PUD 21fff9067 
Oops: 0000 [#1] PREEMPT SMP KASAN
Modules linked in:
CPU: 0 PID: 8397 Comm: syz-executor4 Not tainted 4.9.141+ #71
task: ffff8801c87697c0 task.stack: ffff8801c64e0000
RIP: 0010:[<ffffffff81862726>]  [<ffffffff81862726>] fuse_dev_do_write+0x1316/0x23d0 fs/fuse/dev.c:1916
RSP: 0018:ffff8801c64e7910  EFLAGS: 00010a07
RAX: dffffc0000000000 RBX: ffff8801d53ee000 RCX: ffff8801c6298000
RDX: 1ffff10058c52fff RSI: ffff8802c6297fff RDI: ffff8801d53ee0b0
RBP: ffff8801c64e7ba0 R08: 0000000000000000 R09: 0000000000000001
R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
R13: ffff8801c64e7bd0 R14: ffff8801c7ccc0c0 R15: 1ffff10038c9cf2f
FS:  00007f1fe375e700(0000) GS:ffff8801db600000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: ffffed0058c52fff CR3: 00000001d41ad000 CR4: 00000000001606b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Stack:
 ffff880100000000 ffff8801c64e7bd0 ffff8801d53ee000 ffff8801d53ee0b0
 ffffffff00000001 ffff880100001000 ffff8801d53ee09c ffff8801c7ccc0c8
 ffff8801d53ee0a8 ffff8801d53ee030 ffff8801c7ccc0d0 ffff8801cac9d500
Call Trace:
 [<ffffffff81864522>] fuse_dev_write+0x142/0x1d0 fs/fuse/dev.c:1955
 [<ffffffff81508347>] new_sync_write fs/read_write.c:496 [inline]
 [<ffffffff81508347>] __vfs_write+0x3d7/0x580 fs/read_write.c:509
 [<ffffffff8150ab97>] vfs_write+0x187/0x520 fs/read_write.c:557
 [<ffffffff8150e9c9>] SYSC_write fs/read_write.c:604 [inline]
 [<ffffffff8150e9c9>] SyS_write+0xd9/0x1c0 fs/read_write.c:596
 [<ffffffff810056ef>] do_syscall_64+0x19f/0x550 arch/x86/entry/common.c:285
 [<ffffffff82817c13>] entry_SYSCALL_64_after_swapgs+0x5d/0xdb
Code: 02 84 c0 74 08 3c 03 0f 8e 33 10 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 32 0d 00 
RIP  [<ffffffff81862726>] fuse_dev_do_write+0x1316/0x23d0 fs/fuse/dev.c:1916
 RSP <ffff8801c64e7910>
CR2: ffffed0058c52fff
---[ end trace c3e0386f812de147 ]---