BUG: unable to handle kernel paging request at ffffed00599387ff
IP: [<ffffffff8186683b>] fuse_dev_do_write+0x183b/0x22f0 fs/fuse/dev.c:1916
PGD 21fffb067 [ 1531.442368] PUD 21fff9067 
Oops: 0000 [#1] PREEMPT SMP KASAN
Modules linked in:
CPU: 0 PID: 28029 Comm: syz-executor4 Not tainted 4.9.154+ #24
task: ffff8801adb38000 task.stack: ffff880199860000
RIP: 0010:[<ffffffff8186683b>]  [<ffffffff8186683b>] fuse_dev_do_write+0x183b/0x22f0 fs/fuse/dev.c:1916
RSP: 0018:ffff8801998679a8  EFLAGS: 00010a07
RAX: dffffc0000000000 RBX: 0000000000000000 RCX: ffffc90002b68000
RDX: 1ffff100599387ff RSI: ffffffff818667c7 RDI: ffff880199b3d538
RBP: ffff880199867ba0 R08: ffff8801cc9c4000 R09: 0000000000000001
R10: 0000000000000000 R11: 0000000000000001 R12: ffff880199b3d488
R13: ffff8802cc9c3fff R14: ffff8801cd422b40 R15: ffff880199867be0
FS:  00007fdc6f7c0700(0000) GS:ffff8801db600000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: ffffed00599387ff CR3: 00000001c9ac3000 CR4: 00000000001606b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Stack:
 00000000000071a5 54a2eb7200000000 ffff880199b3d488 ffff880199b3d538
 ffffffff00000001 ffff880100001000 ffff880199b3d524 ffff880199b3d530
 ffff8801cd422b48 ffff880199b3d4b8 ffff8801cd422b50 ffff8801d9edb300
Call Trace:
 [<ffffffff81867fe4>] fuse_dev_write+0x144/0x1d0 fs/fuse/dev.c:1955
 [<ffffffff8150a101>] new_sync_write fs/read_write.c:496 [inline]
 [<ffffffff8150a101>] __vfs_write+0x3c1/0x560 fs/read_write.c:509
 [<ffffffff8150c9e5>] vfs_write+0x185/0x520 fs/read_write.c:557
 [<ffffffff815107bc>] SYSC_write fs/read_write.c:604 [inline]
 [<ffffffff815107bc>] SyS_write+0xdc/0x1c0 fs/read_write.c:596
 [<ffffffff810056bd>] do_syscall_64+0x1ad/0x570 arch/x86/entry/common.c:285
 [<ffffffff82816453>] 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  [<ffffffff8186683b>] fuse_dev_do_write+0x183b/0x22f0 fs/fuse/dev.c:1916
 RSP <ffff8801998679a8>
CR2: ffffed00599387ff
---[ end trace a216bbcc51b2f830 ]---