BUG: unable to handle kernel paging request at ffffed00554bfdff
IP: [<ffffffff81860f1a>] fuse_dev_do_write+0x132a/0x2390 fs/fuse/dev.c:1901
PGD 21fffb067 [  372.007562] PUD 21fff9067 
Oops: 0000 [#1] PREEMPT SMP KASAN
Modules linked in:
CPU: 1 PID: 15944 Comm: syz-executor4 Not tainted 4.9.135+ #61
task: ffff8801d68597c0 task.stack: ffff8801d8028000
RIP: 0010:[<ffffffff81860f1a>]  [<ffffffff81860f1a>] fuse_dev_do_write+0x132a/0x2390 fs/fuse/dev.c:1901
RSP: 0018:ffff8801d802f910  EFLAGS: 00010a07
RAX: dffffc0000000000 RBX: ffff8801adc156d0 RCX: ffff8801aa5ff000
RDX: 1ffff100554bfdff RSI: ffff8802aa5fefff RDI: ffff8801adc15780
RBP: ffff8801d802fba0 R08: 0000000000000000 R09: 0000000000000001
R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
R13: ffff8801d802fbd0 R14: ffff8801ae287780 R15: 1ffff1003b005f2f
FS:  00007f622bc23700(0000) GS:ffff8801db700000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: ffffed00554bfdff CR3: 00000001adedc000 CR4: 00000000001606b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000600
Stack:
 0000000000000000 ffff8801d802fbd0 ffff8801adc156d0 ffff8801adc15780
 ffff880100000001 ffff880100001000 ffff8801adc1576c ffff8801ae287788
 ffff8801adc15778 ffff8801adc15700 ffff8801ae287790 ffff8801b0824400
Call Trace:
 [<ffffffff81862cc2>] fuse_dev_write+0x142/0x1d0 fs/fuse/dev.c:1940
 [<ffffffff81508337>] new_sync_write fs/read_write.c:496 [inline]
 [<ffffffff81508337>] __vfs_write+0x3d7/0x580 fs/read_write.c:509
 [<ffffffff8150ab87>] vfs_write+0x187/0x520 fs/read_write.c:557
 [<ffffffff8150e9b9>] SYSC_write fs/read_write.c:604 [inline]
 [<ffffffff8150e9b9>] SyS_write+0xd9/0x1c0 fs/read_write.c:596
 [<ffffffff810056ef>] do_syscall_64+0x19f/0x550 arch/x86/entry/common.c:285
 [<ffffffff8280ac13>] entry_SYSCALL_64_after_swapgs+0x5d/0xdb
Code: 02 84 c0 74 08 3c 03 0f 8e 56 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 ca 0d 00 
RIP  [<ffffffff81860f1a>] fuse_dev_do_write+0x132a/0x2390 fs/fuse/dev.c:1901
 RSP <ffff8801d802f910>
CR2: ffffed00554bfdff
---[ end trace 00c03fd78fc04d8e ]---