RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffcccab3580
RBP: 00007ffcccab3580 R08: 0000000000000000 R09: 0000000000000000
R10: 00000000ffffffff R11: 0000000000000202 R12: 00007ffcccab4630
R13: 00007f95decd864a R14: 0000000000086b7c R15: 00007ffcccab4670
---[ end trace d28383ebe73784f0 ]---
==================================================================
BUG: KASAN: null-ptr-deref in instrument_atomic_read_write include/linux/instrumented.h:101 [inline]
BUG: KASAN: null-ptr-deref in atomic_inc_return include/asm-generic/atomic-instrumented.h:250 [inline]
BUG: KASAN: null-ptr-deref in ihold+0x20/0x60 fs/inode.c:423
Write of size 4 at addr 0000000000000170 by task syz-executor/13199

CPU: 1 PID: 13199 Comm: syz-