================================================================== 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..