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WARNING: CPU: 0 PID: 12346 at fs/fuse/dev.c:384 request_end+0x59f/0x6f0 fs/fuse/dev.c:384
Kernel panic - not syncing: panic_on_warn set ...

CPU: 0 PID: 12346 Comm: syz-executor1 Not tainted 4.9.130+ #48
 ffff8801cdaf7790 ffffffff81b36c99 ffffffff82a38c20 00000000ffffffff
 0000000000000000 0000000000000000 0000000000000180 ffff8801cdaf7850
 ffffffff813f6835 0000000041b58ab3 ffffffff82e297ab ffffffff813f6676
Call Trace:
 [<ffffffff81b36c99>] __dump_stack lib/dump_stack.c:15 [inline]
 [<ffffffff81b36c99>] dump_stack+0xc1/0x128 lib/dump_stack.c:51
 [<ffffffff813f6835>] panic+0x1bf/0x39f kernel/panic.c:179
 [<ffffffff813f6b04>] __warn.cold.9+0xc1/0x17f kernel/panic.c:542
 [<ffffffff810dbc7c>] warn_slowpath_null+0x2c/0x40 kernel/panic.c:585
 [<ffffffff8185f9af>] request_end+0x59f/0x6f0 fs/fuse/dev.c:384
 [<ffffffff81860fb8>] fuse_dev_do_write+0x12a8/0x2390 fs/fuse/dev.c:1916
 [<ffffffff81862de2>] fuse_dev_write+0x142/0x1d0 fs/fuse/dev.c:1940
 [<ffffffff81508197>] new_sync_write fs/read_write.c:496 [inline]
 [<ffffffff81508197>] __vfs_write+0x3d7/0x580 fs/read_write.c:509
 [<ffffffff8150a9e7>] vfs_write+0x187/0x520 fs/read_write.c:557
 [<ffffffff8150e819>] SYSC_write fs/read_write.c:604 [inline]
 [<ffffffff8150e819>] SyS_write+0xd9/0x1c0 fs/read_write.c:596
 [<ffffffff810056ef>] do_syscall_64+0x19f/0x550 arch/x86/entry/common.c:285
 [<ffffffff82803013>] entry_SYSCALL_64_after_swapgs+0x5d/0xdb
Kernel Offset: disabled
Rebooting in 86400 seconds..