BUG: unable to handle kernel paging request at 00000000524a6fe3
IP: [<00000000d156ddfe>] fuse_dev_do_write+0x1865/0x2300 fs/fuse/dev.c:1916
PGD 21fffb067 [ 1047.928922] PUD 21fff9067 
Oops: 0000 [#1] PREEMPT SMP KASAN
Modules linked in:
CPU: 1 PID: 6953 Comm: syz-executor.4 Not tainted 4.9.194+ #0
task: 000000005980cad6 task.stack: 000000009ce6729f
RIP: 0010:[<ffffffff81874a75>]  [<00000000d156ddfe>] fuse_dev_do_write+0x1865/0x2300 fs/fuse/dev.c:1916
RSP: 0018:ffff88018810f9a8  EFLAGS: 00010a07
RAX: dffffc0000000000 RBX: 0000000000000000 RCX: ffffc90006d41000
RDX: 1ffff10058a009ff RSI: ffffffff81874a01 RDI: ffff8801890fd0a8
RBP: ffff88018810fba0 R08: ffff8801c5005000 R09: 0000000000000001
R10: 0000000000000000 R11: 0000000000000001 R12: ffff8801890fcff8
R13: ffff8802c5004fff R14: ffff8801c63d33c0 R15: ffff88018810fbe0
FS:  00007f4742a8e700(0000) GS:ffff8801db700000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: ffffed0058a009ff CR3: 000000019fda6000 CR4: 00000000001606b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Stack:
 ffff88018810fa68 ffff880100000000 ffff8801890fcff8 ffff8801890fd0a8
 ffff880100000001 ffff880100001000 ffff8801890fd094 ffff8801890fd0a0
 ffff8801c63d33c8 ffff8801890fd028 ffff8801c63d33d0 ffff8801a7c4d500
Call Trace:
 [<00000000313c786c>] fuse_dev_write+0x144/0x1d0 fs/fuse/dev.c:1955
 [<00000000e9706cf0>] new_sync_write fs/read_write.c:498 [inline]
 [<00000000e9706cf0>] __vfs_write+0x3c1/0x560 fs/read_write.c:511
 [<0000000064dbe33e>] vfs_write+0x185/0x520 fs/read_write.c:559
 [<000000008bf1d08e>] SYSC_write fs/read_write.c:607 [inline]
 [<000000008bf1d08e>] SyS_write+0x121/0x270 fs/read_write.c:599
 [<000000001f7a5d63>] do_syscall_64+0x1ad/0x5c0 arch/x86/entry/common.c:288
 [<000000009171a7fd>] entry_SYSCALL_64_after_swapgs+0x5d/0xdb
Code: c0 74 08 3c 03 0f 8e 6f 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 15 06 00 
RIP  [<00000000d156ddfe>] fuse_dev_do_write+0x1865/0x2300 fs/fuse/dev.c:1916
 RSP <ffff88018810f9a8>
CR2: ffffed0058a009ff
---[ end trace 1fa7ce2bffc86ad2 ]---