BUG: sleeping function called from invalid context at mm/page_alloc.c:5167 in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 20, name: kworker/1:0 INFO: lockdep is turned off. irq event stamp: 80892 hardirqs last enabled at (80891): [] __raw_spin_unlock_irq include/linux/spinlock_api_smp.h:168 [inline] hardirqs last enabled at (80891): [] _raw_spin_unlock_irq+0x1f/0x40 kernel/locking/spinlock.c:199 hardirqs last disabled at (80892): [] __schedule+0x1398/0x26b0 kernel/sched/core.c:5836 softirqs last enabled at (77678): [] srcu_invoke_callbacks+0x20a/0x3c0 kernel/rcu/srcutree.c:1272 softirqs last disabled at (77674): [] spin_unlock_irq include/linux/spinlock.h:404 [inline] softirqs last disabled at (77674): [] srcu_invoke_callbacks+0x1b5/0x3c0 kernel/rcu/srcutree.c:1267 CPU: 1 PID: 20 Comm: kworker/1:0 Not tainted 5.14.0-rc1-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Workqueue: events pcpu_balance_workfn Call Trace: __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0x57/0x7d lib/dump_stack.c:105 ___might_sleep.cold+0x1f1/0x237 kernel/sched/core.c:9154 prepare_alloc_pages+0x3da/0x580 mm/page_alloc.c:5167 __alloc_pages+0x12f/0x500 mm/page_alloc.c:5363 stack_depot_save+0x39d/0x4e0 lib/stackdepot.c:303 save_stack+0x131/0x1a0 mm/page_owner.c:120 __set_page_owner+0x2e/0x250 mm/page_owner.c:181 prep_new_page mm/page_alloc.c:2433 [inline] __alloc_pages_bulk+0x8b9/0x1870 mm/page_alloc.c:5301 alloc_pages_bulk_array_node include/linux/gfp.h:557 [inline] vm_area_alloc_pages mm/vmalloc.c:2793 [inline] __vmalloc_area_node mm/vmalloc.c:2863 [inline] __vmalloc_node_range+0x2f6/0x7e0 mm/vmalloc.c:2966 __vmalloc_node mm/vmalloc.c:3015 [inline] __vmalloc+0x63/0x90 mm/vmalloc.c:3029 pcpu_alloc_chunk mm/percpu.c:1460 [inline] pcpu_create_chunk+0x10d/0x6b0 mm/percpu-vm.c:338 pcpu_balance_populated mm/percpu.c:2114 [inline] pcpu_balance_workfn+0x77f/0xad0 mm/percpu.c:2252 process_one_work+0x84c/0x13d0 kernel/workqueue.c:2276 worker_thread+0x598/0x1040 kernel/workqueue.c:2422 kthread+0x38b/0x460 kernel/kthread.c:319 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295 IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready