------------[ cut here ]------------ WARNING: CPU: 1 PID: 6442 at kernel/workqueue.c:2257 current_wq_worker kernel/workqueue_internal.h:69 [inline] WARNING: CPU: 1 PID: 6442 at kernel/workqueue.c:2257 is_chained_work kernel/workqueue.c:2199 [inline] WARNING: CPU: 1 PID: 6442 at kernel/workqueue.c:2257 __queue_work+0xe50/0x1308 kernel/workqueue.c:2256 Modules linked in: CPU: 1 UID: 0 PID: 6442 Comm: syz-executor Not tainted 6.13.0-rc7-syzkaller-g1950a0af2d55 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 pstate: 404000c5 (nZcv daIF +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : __queue_work+0xe50/0x1308 kernel/workqueue_internal.h:69 lr : current_wq_worker kernel/workqueue_internal.h:69 [inline] lr : is_chained_work kernel/workqueue.c:2199 [inline] lr : __queue_work+0xe50/0x1308 kernel/workqueue.c:2256 sp : ffff800080017b40 x29: ffff800080017b90 x28: dfff800000000000 x27: ffff700010002f88 x26: dfff800000000000 x25: ffff0000dc1c5000 x24: 0000000000000008 x23: 1fffe00018c6fb59 x22: ffff0000dc1c51c0 x21: 0000000000000100 x20: ffff0000c637dac0 x19: ffff0000e2d9c930 x18: ffff0000d43e6240 x17: ffff800123e96000 x16: ffff800083276af4 x15: 0000000000000002 x14: 1ffff00011f420ca x13: dfff800000000000 x12: 0000000087888fe2 x11: 000000000761baae x10: 0000000000ff0100 x9 : 0000000000000000 x8 : ffff0000c637dac0 x7 : ffff8000805850f0 x6 : 0000000000000000 x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff80008dff7680 x2 : ffff0000e2d9c930 x1 : 0000000000000100 x0 : 0000000000000000 Call trace: current_wq_worker kernel/workqueue_internal.h:69 [inline] (P) is_chained_work kernel/workqueue.c:2199 [inline] (P) __queue_work+0xe50/0x1308 kernel/workqueue.c:2256 (P) delayed_work_timer_fn+0x74/0x90 kernel/workqueue.c:2485 call_timer_fn+0x1b4/0x8b8 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:2430 run_timer_base kernel/time/timer.c:2439 [inline] run_timer_softirq+0xcc/0x194 kernel/time/timer.c:2449 handle_softirqs+0x320/0xd34 kernel/softirq.c:561 __do_softirq+0x14/0x20 kernel/softirq.c:595 ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:81 call_on_irq_stack+0x24/0x4c arch/arm64/kernel/entry.S:891 do_softirq_own_stack+0x20/0x2c arch/arm64/kernel/irq.c:86 invoke_softirq kernel/softirq.c:442 [inline] __irq_exit_rcu+0x1d8/0x544 kernel/softirq.c:662 irq_exit_rcu+0x14/0x84 kernel/softirq.c:678 __el1_irq arch/arm64/kernel/entry-common.c:561 [inline] el1_interrupt+0x38/0x68 arch/arm64/kernel/entry-common.c:575 el1h_64_irq_handler+0x18/0x24 arch/arm64/kernel/entry-common.c:580 el1h_64_irq+0x6c/0x70 arch/arm64/kernel/entry.S:596 __daif_local_irq_restore arch/arm64/include/asm/irqflags.h:175 [inline] (P) arch_local_irq_restore+0x8/0xc arch/arm64/include/asm/irqflags.h:195 (P) lock_is_held include/linux/lockdep.h:249 [inline] rcu_read_lock_held+0x34/0x50 kernel/rcu/update.c:351 lookup_page_ext mm/page_ext.c:254 [inline] page_ext_get+0x1c8/0x2e8 mm/page_ext.c:526 page_table_check_set+0xa0/0x408 mm/page_table_check.c:114 __page_table_check_ptes_set+0x2d0/0x398 mm/page_table_check.c:225 page_table_check_ptes_set include/linux/page_table_check.h:74 [inline] __set_ptes arch/arm64/include/asm/pgtable.h:427 [inline] set_ptes arch/arm64/include/asm/pgtable.h:1673 [inline] __copy_present_ptes mm/memory.c:967 [inline] copy_present_ptes mm/memory.c:1050 [inline] copy_pte_range mm/memory.c:1173 [inline] copy_pmd_range mm/memory.c:1261 [inline] copy_pud_range+0x6430/0x8064 mm/memory.c:1298 copy_p4d_range mm/memory.c:1322 [inline] copy_page_range+0x5fc/0xc4c mm/memory.c:1420 dup_mmap kernel/fork.c:748 [inline] dup_mm kernel/fork.c:1691 [inline] copy_mm+0xe68/0x1b58 kernel/fork.c:1743 copy_process+0x1568/0x3250 kernel/fork.c:2394 kernel_clone+0x1d8/0x82c kernel/fork.c:2806 __do_sys_clone kernel/fork.c:2949 [inline] __se_sys_clone kernel/fork.c:2917 [inline] __arm64_sys_clone+0x1f8/0x24c kernel/fork.c:2917 __invoke_syscall arch/arm64/kernel/syscall.c:35 [inline] invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:49 el0_svc_common+0x130/0x23c arch/arm64/kernel/syscall.c:132 do_el0_svc+0x48/0x58 arch/arm64/kernel/syscall.c:151 el0_svc+0x54/0x168 arch/arm64/kernel/entry-common.c:744 el0t_64_sync_handler+0x84/0x108 arch/arm64/kernel/entry-common.c:762 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:600 irq event stamp: 624755 hardirqs last enabled at (624754): [] handle_softirqs+0x1ec/0xd34 kernel/softirq.c:545 hardirqs last disabled at (624755): [] __raw_spin_lock_irq include/linux/spinlock_api_smp.h:117 [inline] hardirqs last disabled at (624755): [] _raw_spin_lock_irq+0x28/0x70 kernel/locking/spinlock.c:170 softirqs last enabled at (624242): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (624753): [] __do_softirq+0x14/0x20 kernel/softirq.c:595 ---[ end trace 0000000000000000 ]---