------------[ cut here ]------------ DEBUG_LOCKS_WARN_ON(l->owner) WARNING: CPU: 1 PID: 26 at ./include/linux/local_lock_internal.h:35 local_lock_acquire+0x90/0x98 include/linux/local_lock_internal.h:35 Modules linked in: CPU: 1 UID: 0 PID: 26 Comm: kworker/1:1 Not tainted 6.15.0-rc2-syzkaller-gc72692105976 #0 PREEMPT Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 Workqueue: slub_flushwq flush_cpu_slab pstate: 604000c5 (nZCv daIF +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : local_lock_acquire+0x90/0x98 include/linux/local_lock_internal.h:35 lr : local_lock_acquire+0x90/0x98 include/linux/local_lock_internal.h:35 sp : ffff8000983379f0 x29: ffff8000983379f0 x28: ffff80008ff3e648 x27: 1fffe000183737a2 x26: ffff0000c1bc9010 x25: ffff0000c1bc9018 x24: fffffdffbf6cf7f0 x23: 0000000000000000 x22: ffff80008ff41df0 x21: 00007dfe9be4a810 x20: 0000000000000001 x19: fffffdffbf6cf810 x18: 0000000000000008 x17: 0000000000000000 x16: ffff80008333704c x15: 0000000000000001 x14: 1fffe000366e2322 x13: 0000000000000000 x12: 0000000000000000 x11: 0000000000000002 x10: 0000000000ff0100 x9 : 4f8cb6cfde49a800 x8 : 4f8cb6cfde49a800 x7 : 0000000000000001 x6 : 0000000000000001 x5 : ffff800098337178 x4 : ffff800090035460 x3 : ffff800080750da0 x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000000 Call trace: local_lock_acquire+0x90/0x98 include/linux/local_lock_internal.h:35 (P) flush_slab mm/slub.c:3283 [inline] flush_cpu_slab+0x80/0x270 mm/slub.c:3341 process_one_work+0x810/0x1638 kernel/workqueue.c:3238 process_scheduled_works kernel/workqueue.c:3319 [inline] worker_thread+0x97c/0xf08 kernel/workqueue.c:3400 kthread+0x674/0x7dc kernel/kthread.c:464 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:862 irq event stamp: 150562 hardirqs last enabled at (150561): [] __raw_spin_unlock_irq include/linux/spinlock_api_smp.h:159 [inline] hardirqs last enabled at (150561): [] _raw_spin_unlock_irq+0x30/0x80 kernel/locking/spinlock.c:202 hardirqs last disabled at (150562): [] flush_slab mm/slub.c:3283 [inline] hardirqs last disabled at (150562): [] flush_cpu_slab+0x5c/0x270 mm/slub.c:3341 softirqs last enabled at (150272): [] softirq_handle_end kernel/softirq.c:425 [inline] softirqs last enabled at (150272): [] handle_softirqs+0xb44/0xd34 kernel/softirq.c:607 softirqs last disabled at (150243): [] __do_softirq+0x14/0x20 kernel/softirq.c:613 ---[ end trace 0000000000000000 ]--- IPVS: Schedule: port zero only supported in persistent services, check your ipvs configuration IPVS: Schedule: port zero only supported in persistent services, check your ipvs configuration IPVS: Schedule: port zero only supported in persistent services, check your ipvs configuration IPVS: Schedule: port zero only supported in persistent services, check your ipvs configuration IPVS: Schedule: port zero only supported in persistent services, check your ipvs configuration IPVS: Schedule: port zero only supported in persistent services, check your ipvs configuration