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WARNING: CPU: 0 PID: 7981 at fs/inode.c:342 inc_nlink+0x113/0x130 fs/inode.c:342
Kernel panic - not syncing: panic_on_warn set ...

CPU: 0 PID: 7981 Comm: syz-executor557 Not tainted 4.14.267-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
 __dump_stack lib/dump_stack.c:17 [inline]
 dump_stack+0x1b2/0x281 lib/dump_stack.c:58
 panic+0x1f9/0x42d kernel/panic.c:183
 __warn.cold+0x20/0x44 kernel/panic.c:547
 report_bug+0x208/0x250 lib/bug.c:183
 fixup_bug arch/x86/kernel/traps.c:177 [inline]
 fixup_bug arch/x86/kernel/traps.c:172 [inline]
 do_error_trap+0x195/0x2d0 arch/x86/kernel/traps.c:295
 invalid_op+0x1b/0x40 arch/x86/entry/entry_64.S:964
RIP: 0010:inc_nlink+0x113/0x130 fs/inode.c:342
RSP: 0018:ffff8880b3587c80 EFLAGS: 00010297
RAX: ffff8880b30b8480 RBX: ffff8880b335d680 RCX: 000000000000335f
RDX: 0000000000000000 RSI: 0000000000000001 RDI: ffff8880b335d758
RBP: 0000000000000000 R08: ffffffff8b9bc5b8 R09: 000000000004057c
R10: ffff8880b30b8d80 R11: ffff8880b30b8480 R12: ffff8880b335d6c8
R13: 0000000000000000 R14: ffff888095833240 R15: 0000000000000005
 fuse_link+0x32c/0x4b0 fs/fuse/dir.c:860
 vfs_link+0x6d5/0xb40 fs/namei.c:4264
 SYSC_linkat fs/namei.c:4332 [inline]
 SyS_linkat+0x3e5/0x6a0 fs/namei.c:4288
 do_syscall_64+0x1d5/0x640 arch/x86/entry/common.c:292
 entry_SYSCALL_64_after_hwframe+0x46/0xbb
RIP: 0033:0x7f14b8561d29
RSP: 002b:00007f14b84f22f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000056
RAX: ffffffffffffffda RBX: 00007f14b85f44d0 RCX: 00007f14b8561d29
RDX: 00007f14b8561d29 RSI: 0000000020000080 RDI: 0000000020000040
RBP: 00007f14b85c20ec R08: 0000000000003065 R09: 0000000000000000
R10: 0000000000000030 R11: 0000000000000246 R12: 00007f14b85bc0d8
R13: 00007f14b85be0e0 R14: 00007f14b85c00e8 R15: 00007f14b85f44d8
Kernel Offset: disabled
Rebooting in 86400 seconds..