------------[ cut here ]------------ raw_local_irq_restore() called with IRQs enabled WARNING: CPU: 0 PID: 4993 at kernel/locking/irqflag-debug.c:10 warn_bogus_irq_restore+0x1d/0x20 kernel/locking/irqflag-debug.c:10 Modules linked in: CPU: 0 PID: 4993 Comm: kworker/u4:5 Not tainted 5.12.0-rc1-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Workqueue: events_unbound call_usermodehelper_exec_work RIP: 0010:warn_bogus_irq_restore+0x1d/0x20 kernel/locking/irqflag-debug.c:10 Code: d4 ff cc cc cc cc cc cc cc cc cc cc cc 80 3d f9 08 14 03 00 74 01 c3 48 c7 c7 00 1d 07 86 c6 05 e8 08 14 03 01 e8 18 4d d4 ff <0f> 0b c3 44 8b 05 45 a9 1e 03 55 53 65 48 8b 1c 25 40 ef 01 00 45 RSP: 0018:ffffc900007b75b8 EFLAGS: 00010282 RAX: 0000000000000000 RBX: ffffffff87b42d80 RCX: 0000000000000000 RDX: ffff888109edb580 RSI: ffffffff81297f23 RDI: fffff520000f6ea9 RBP: 0000000000000200 R08: 0000000000000001 R09: 0000000000000000 R10: ffffffff814a091b R11: 0000000000000000 R12: 0000000000000003 R13: fffffbfff0f685b0 R14: 0000000000000001 R15: ffff8881f6a34000 FS: 0000000000000000(0000) GS:ffff8881f6a00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00005583d93a3647 CR3: 000000012edc8000 CR4: 00000000001506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: kvm_wait arch/x86/kernel/kvm.c:860 [inline] kvm_wait+0xc9/0xe0 arch/x86/kernel/kvm.c:837 pv_wait arch/x86/include/asm/paravirt.h:564 [inline] pv_wait_head_or_lock kernel/locking/qspinlock_paravirt.h:470 [inline] __pv_queued_spin_lock_slowpath+0x86f/0xad0 kernel/locking/qspinlock.c:508 pv_queued_spin_lock_slowpath arch/x86/include/asm/paravirt.h:554 [inline] queued_spin_lock_slowpath arch/x86/include/asm/qspinlock.h:51 [inline] queued_spin_lock include/asm-generic/qspinlock.h:85 [inline] do_raw_spin_lock+0x200/0x2b0 kernel/locking/spinlock_debug.c:113 spin_lock include/linux/spinlock.h:354 [inline] alloc_vmap_area+0xb7a/0x1db0 mm/vmalloc.c:1215 __get_vm_area_node+0x128/0x380 mm/vmalloc.c:2096 __vmalloc_node_range+0xcb/0x170 mm/vmalloc.c:2571 alloc_thread_stack_node kernel/fork.c:244 [inline] dup_task_struct kernel/fork.c:864 [inline] copy_process+0x477a/0x6b50 kernel/fork.c:1940 kernel_clone+0xe7/0xa70 kernel/fork.c:2462 kernel_thread+0xb5/0xf0 kernel/fork.c:2514 call_usermodehelper_exec_work kernel/umh.c:172 [inline] call_usermodehelper_exec_work+0xcc/0x180 kernel/umh.c:158 process_one_work+0x98d/0x1580 kernel/workqueue.c:2275 worker_thread+0x64c/0x1120 kernel/workqueue.c:2421 kthread+0x38c/0x460 kernel/kthread.c:292 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:294