------------[ cut here ]------------ WARNING: CPU: 0 PID: 6267 at kernel/workqueue.c:2322 current_wq_worker kernel/workqueue_internal.h:69 [inline] WARNING: CPU: 0 PID: 6267 at kernel/workqueue.c:2322 is_chained_work kernel/workqueue.c:2264 [inline] WARNING: CPU: 0 PID: 6267 at kernel/workqueue.c:2322 __queue_work+0xdec/0x12b0 kernel/workqueue.c:2321 Modules linked in: CPU: 0 PID: 6267 Comm: syz-executor.4 Not tainted 6.9.0-rc4-syzkaller-g6a71d2909427 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 pstate: 004010c5 (nzcv daIF +PAN -UAO -TCO -DIT +SSBS BTYPE=--) pc : __queue_work+0xdec/0x12b0 kernel/workqueue_internal.h:69 lr : current_wq_worker kernel/workqueue_internal.h:69 [inline] lr : is_chained_work kernel/workqueue.c:2264 [inline] lr : __queue_work+0xdec/0x12b0 kernel/workqueue.c:2321 sp : ffff800080007b70 x29: ffff800080007bb0 x28: 1fffe0001d3303c9 x27: dfff800000000000 x26: dfff800000000000 x25: ffff0000d86d2000 x24: 0000000000000008 x23: ffff0000d86d21c0 x22: ffff0000e9981e48 x21: 0000000000000100 x20: ffff0000e9981e40 x19: ffff0000e733cc10 x18: 0000000000000000 x17: ffff800124ff9000 x16: ffff80008ae725bc x15: 0000000000000002 x14: ffff80008ee80668 x13: dfff800000000000 x12: 00000000bbbcc0ba x11: 000000004194a3ac x10: 0000000000ff0100 x9 : 0000000000000000 x8 : ffff0000e9981e40 x7 : ffff80008043f378 x6 : 0000000000000000 x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff80008d5ef4c0 x2 : ffff0000e733cc10 x1 : 0000000000000100 x0 : 0000000000000000 Call trace: current_wq_worker kernel/workqueue_internal.h:69 [inline] is_chained_work kernel/workqueue.c:2264 [inline] __queue_work+0xdec/0x12b0 kernel/workqueue.c:2321 delayed_work_timer_fn+0x74/0x90 kernel/workqueue.c:2529 call_timer_fn+0x1b4/0x93c kernel/time/timer.c:1793 expire_timers kernel/time/timer.c:1839 [inline] __run_timers kernel/time/timer.c:2418 [inline] __run_timer_base+0x59c/0x7b4 kernel/time/timer.c:2429 run_timer_base kernel/time/timer.c:2438 [inline] run_timer_softirq+0xcc/0x194 kernel/time/timer.c:2448 __do_softirq+0x2e4/0xd2c kernel/softirq.c:554 ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:81 call_on_irq_stack+0x24/0x4c arch/arm64/kernel/entry.S:889 do_softirq_own_stack+0x20/0x2c arch/arm64/kernel/irq.c:86 invoke_softirq kernel/softirq.c:435 [inline] __irq_exit_rcu+0x1d8/0x434 kernel/softirq.c:633 irq_exit_rcu+0x14/0x84 kernel/softirq.c:645 __el1_irq arch/arm64/kernel/entry-common.c:537 [inline] el1_interrupt+0x38/0x68 arch/arm64/kernel/entry-common.c:551 el1h_64_irq_handler+0x18/0x24 arch/arm64/kernel/entry-common.c:556 el1h_64_irq+0x64/0x68 arch/arm64/kernel/entry.S:594 __daif_local_irq_restore arch/arm64/include/asm/irqflags.h:175 [inline] arch_local_irq_restore arch/arm64/include/asm/irqflags.h:195 [inline] lock_release+0x500/0x9cc kernel/locking/lockdep.c:5777 rcu_lock_release+0x28/0x34 include/linux/rcupdate.h:339 rcu_read_unlock include/linux/rcupdate.h:814 [inline] percpu_ref_get_many include/linux/percpu-refcount.h:209 [inline] percpu_ref_get include/linux/percpu-refcount.h:222 [inline] obj_cgroup_get include/linux/memcontrol.h:810 [inline] __memcg_slab_post_alloc_hook+0x29c/0x404 mm/slub.c:1966 memcg_slab_post_alloc_hook mm/slub.c:1983 [inline] slab_post_alloc_hook mm/slub.c:3807 [inline] slab_alloc_node mm/slub.c:3845 [inline] kmem_cache_alloc+0x30c/0x3c0 mm/slub.c:3852 kmem_cache_zalloc include/linux/slab.h:739 [inline] alloc_empty_file+0xac/0x1d4 fs/file_table.c:202 alloc_file fs/file_table.c:319 [inline] alloc_file_pseudo+0x1a0/0x25c fs/file_table.c:350 sock_alloc_file+0xb8/0x268 net/socket.c:469 sock_map_fd net/socket.c:494 [inline] __sys_socket+0x1b4/0x340 net/socket.c:1715 __do_sys_socket net/socket.c:1720 [inline] __se_sys_socket net/socket.c:1718 [inline] __arm64_sys_socket+0x7c/0x94 net/socket.c:1718 __invoke_syscall arch/arm64/kernel/syscall.c:34 [inline] invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:48 el0_svc_common+0x130/0x23c arch/arm64/kernel/syscall.c:133 do_el0_svc+0x48/0x58 arch/arm64/kernel/syscall.c:152 el0_svc+0x54/0x168 arch/arm64/kernel/entry-common.c:712 el0t_64_sync_handler+0x84/0xfc arch/arm64/kernel/entry-common.c:730 el0t_64_sync+0x190/0x194 arch/arm64/kernel/entry.S:598 irq event stamp: 137487 hardirqs last enabled at (137486): [] __local_bh_enable_ip+0x224/0x44c kernel/softirq.c:387 hardirqs last disabled at (137487): [] __raw_spin_lock_irq include/linux/spinlock_api_smp.h:117 [inline] hardirqs last disabled at (137487): [] _raw_spin_lock_irq+0x28/0x70 kernel/locking/spinlock.c:170 softirqs last enabled at (137460): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (137469): [] ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:81 ---[ end trace 0000000000000000 ]---