==================================================================
BUG: KASAN: user-memory-access in instrument_atomic_write include/linux/instrumented.h:82 [inline]
BUG: KASAN: user-memory-access in atomic_set include/linux/atomic/atomic-instrumented.h:67 [inline]
BUG: KASAN: user-memory-access in refcount_set include/linux/refcount.h:134 [inline]
BUG: KASAN: user-memory-access in refcount_warn_saturate+0x1d/0x210 lib/refcount.c:15
Write of size 4 at addr 000000010001a401 by task syz.1.4469/21700
CPU: 0 UID: 0 PID: 21700 Comm: syz.1.4469 Not tainted 6.15.0-rc5-syzkaller-00022-g01f95500a162 #0 PREEMPT(full)
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/29/2025
Call Trace:
__dump_stack lib/dump_stack.c:94 [inline]
dump_stack_lvl+0x116/0x1f0 lib/dump_stack.c:120
kasan_report+0xe0/0x110 mm/kasan/report.c:634
check_region_inline mm/kasan/generic.c:183 [inline]
kasan_check_range+0xef/0x1a0 mm/kasan/generic.c:189
instrument_atomic_write include/linux/instrumented.h:82 [inline]
atomic_set include/linux/atomic/atomic-instrumented.h:67 [inline]
refcount_set include/linux/refcount.h:134 [inline]
refcount_warn_saturate+0x1d/0x210 lib/refcount.c:15
__refcount_dec include/linux/refcount.h:461 [inline]
refcount_dec include/linux/refcount.h:476 [inline]
netdev_tracker_alloc include/linux/netdevice.h:4342 [inline]
llc_ui_autobind.isra.0+0x443/0x510 net/llc/af_llc.c:312
==================================================================
Kernel panic - not syncing: KASAN: panic_on_warn set ...
CPU: 0 UID: 0 PID: 21700 Comm: syz.1.4469 Not tainted 6.15.0-rc5-syzkaller-00022-g01f95500a162 #0 PREEMPT(full)
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/29/2025
Call Trace:
__dump_stack lib/dump_stack.c:94 [inline]
dump_stack_lvl+0x3d/0x1f0 lib/dump_stack.c:120
panic+0x71c/0x800 kernel/panic.c:354
check_panic_on_warn kernel/panic.c:243 [inline]
check_panic_on_warn+0xab/0xb0 kernel/panic.c:238
end_report+0x107/0x170 mm/kasan/report.c:227
kasan_report+0xee/0x110 mm/kasan/report.c:636
check_region_inline mm/kasan/generic.c:183 [inline]
kasan_check_range+0xef/0x1a0 mm/kasan/generic.c:189
instrument_atomic_write include/linux/instrumented.h:82 [inline]
atomic_set include/linux/atomic/atomic-instrumented.h:67 [inline]
refcount_set include/linux/refcount.h:134 [inline]
refcount_warn_saturate+0x1d/0x210 lib/refcount.c:15
__refcount_dec include/linux/refcount.h:461 [inline]
refcount_dec include/linux/refcount.h:476 [inline]
netdev_tracker_alloc include/linux/netdevice.h:4342 [inline]
llc_ui_autobind.isra.0+0x443/0x510 net/llc/af_llc.c:312
Kernel Offset: disabled
Rebooting in 86400 seconds..