BUG: sleeping function called from invalid context at mm/vmalloc.c:1759 BUG: sleeping function called from invalid context at mm/vmalloc.c:1759 in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 1795, name: kworker/1:2 preempt_count: 2, expected: 1 RCU nest depth: 0, expected: 0 4 locks held by kworker/1:2/1795: #0: ffff888011864d38 ((wq_completion)events){+.+.}-{0:0}, at: arch_atomic64_set arch/x86/include/asm/atomic64_64.h:34 [inline] #0: ffff888011864d38 ((wq_completion)events){+.+.}-{0:0}, at: arch_atomic_long_set include/linux/atomic/atomic-long.h:41 [inline] #0: ffff888011864d38 ((wq_completion)events){+.+.}-{0:0}, at: atomic_long_set include/linux/atomic/atomic-instrumented.h:1280 [inline] #0: ffff888011864d38 ((wq_completion)events){+.+.}-{0:0}, at: set_work_data kernel/workqueue.c:636 [inline] #0: ffff888011864d38 ((wq_completion)events){+.+.}-{0:0}, at: set_work_pool_and_clear_pending kernel/workqueue.c:663 [inline] #0: ffff888011864d38 ((wq_completion)events){+.+.}-{0:0}, at: process_one_work+0x87a/0x1610 kernel/workqueue.c:2260 #1: ffffc90006c07da8 (drain_vmap_work){+.+.}-{0:0}, at: process_one_work+0x8ae/0x1610 kernel/workqueue.c:2264 #2: ffffffff8bebb028 (vmap_purge_lock){+.+.}-{3:3}, at: drain_vmap_area_work+0x44/0xe0 mm/vmalloc.c:1781 #3: ffffffff8bebb2f8 (free_vmap_area_lock){+.+.}-{2:2}, at: spin_lock include/linux/spinlock.h:360 [inline] #3: ffffffff8bebb2f8 (free_vmap_area_lock){+.+.}-{2:2}, at: __cond_resched_lock+0xa6/0xe0 kernel/sched/core.c:8306 Preemption disabled at: [<0000000000000000>] 0x0 CPU: 1 PID: 1795 Comm: kworker/1:2 Not tainted 5.19.0-rc2-next-20220615-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Workqueue: events drain_vmap_area_work Call Trace: __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0xcd/0x134 lib/dump_stack.c:106 __might_resched.cold+0x222/0x26b kernel/sched/core.c:9823 __purge_vmap_area_lazy+0x95c/0x1c50 mm/vmalloc.c:1759 drain_vmap_area_work+0x52/0xe0 mm/vmalloc.c:1782 process_one_work+0x996/0x1610 kernel/workqueue.c:2289 worker_thread+0x665/0x1080 kernel/workqueue.c:2436 kthread+0x2e9/0x3a0 kernel/kthread.c:376 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:302 BUG: workqueue leaked lock or atomic: kworker/1:2/0x00000001/1795 last function: drain_vmap_area_work no locks held by kworker/1:2/1795. CPU: 1 PID: 1795 Comm: kworker/1:2 Tainted: G W 5.19.0-rc2-next-20220615-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Workqueue: events drain_vmap_area_work Call Trace: __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0xcd/0x134 lib/dump_stack.c:106 process_one_work.cold+0x96/0xb8 kernel/workqueue.c:2304 worker_thread+0x665/0x1080 kernel/workqueue.c:2436 kthread+0x2e9/0x3a0 kernel/kthread.c:376 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:302 BUG: scheduling while atomic: kworker/1:2/1795/0x00000002 no locks held by kworker/1:2/1795. Modules linked in: Preemption disabled at: [<0000000000000000>] 0x0