BUG: scheduling while atomic: syz.2.18/4067/0x00000002
Modules linked in:
CPU: 1 UID: 0 PID: 4067 Comm: syz.2.18 Not tainted syzkaller #0 PREEMPT 
Hardware name: linux,dummy-virt (DT)
Call trace:
 dump_backtrace arch/arm64/kernel/stacktrace.c:498 [inline] (C)
 show_stack+0x18/0x24 arch/arm64/kernel/stacktrace.c:499 (C)
 __dump_stack lib/dump_stack.c:94 [inline]
 dump_stack_lvl+0x60/0x80 lib/dump_stack.c:120
 dump_stack+0x18/0x24 lib/dump_stack.c:129
 __schedule_bug+0x54/0x78 kernel/sched/core.c:5936
 schedule_debug kernel/sched/core.c:5963 [inline]
 __schedule+0x89c/0xddc kernel/sched/core.c:7038
 __schedule_loop kernel/sched/core.c:7267 [inline]
 schedule+0x34/0x11c kernel/sched/core.c:7282
 schedule_timeout+0xd4/0x110 kernel/time/sleep_timeout.c:75
 do_wait_for_common kernel/sched/completion.c:100 [inline]
 __wait_for_common kernel/sched/completion.c:121 [inline]
 wait_for_common kernel/sched/completion.c:132 [inline]
 wait_for_completion+0x78/0x160 kernel/sched/completion.c:153
 __synchronize_srcu+0x90/0xd0 kernel/rcu/srcutree.c:1496
 synchronize_srcu_expedited+0x24/0x40 kernel/rcu/srcutree.c:1521
 kvm_set_irq_routing+0x204/0x294 virt/kvm/irqchip.c:225
 kvm_vgic_setup_default_irq_routing+0x84/0xb0 arch/arm64/kvm/vgic/vgic-irqfd.c:153
 vgic_init+0x1cc/0x2d8 arch/arm64/kvm/vgic/vgic-init.c:481
 vgic_lazy_init+0x54/0x70 arch/arm64/kvm/vgic/vgic-init.c:610
 kvm_vgic_inject_irq+0x30/0x188 arch/arm64/kvm/vgic/vgic.c:539
 kvm_timer_update_irq+0x88/0xf8 arch/arm64/kvm/arch_timer.c:467
 kvm_timer_vcpu_reset+0xd8/0x1e0 arch/arm64/kvm/arch_timer.c:1059
 kvm_reset_vcpu+0x194/0x360 arch/arm64/kvm/reset.c:268
 kvm_vcpu_set_target arch/arm64/kvm/arm.c:1681 [inline]
 kvm_arch_vcpu_ioctl_vcpu_init arch/arm64/kvm/arm.c:1701 [inline]
 kvm_arch_vcpu_ioctl+0x2f0/0x8d8 arch/arm64/kvm/arm.c:1822
 kvm_vcpu_ioctl+0x4a0/0x8e4 virt/kvm/kvm_main.c:4646
 vfs_ioctl fs/ioctl.c:51 [inline]
 __do_sys_ioctl fs/ioctl.c:597 [inline]
 __se_sys_ioctl fs/ioctl.c:583 [inline]
 __arm64_sys_ioctl+0xac/0x104 fs/ioctl.c:583
 __invoke_syscall arch/arm64/kernel/syscall.c:35 [inline]
 invoke_syscall+0x54/0x10c arch/arm64/kernel/syscall.c:49
 el0_svc_common.constprop.0+0x40/0xe0 arch/arm64/kernel/syscall.c:121
 do_el0_svc+0x1c/0x34 arch/arm64/kernel/syscall.c:140
 el0_svc+0x38/0x15c arch/arm64/kernel/entry-common.c:723
 el0t_64_sync_handler+0xa0/0xf0 arch/arm64/kernel/entry-common.c:742
 el0t_64_sync+0x1a4/0x1a8 arch/arm64/kernel/entry.S:594
BUG: scheduling while atomic: syz.2.18/4067/0x00000000
Modules linked in:
CPU: 1 UID: 0 PID: 4067 Comm: syz.2.18 Tainted: G        W           syzkaller #0 PREEMPT 
Tainted: [W]=WARN
Hardware name: linux,dummy-virt (DT)
Call trace:
 dump_backtrace arch/arm64/kernel/stacktrace.c:498 [inline] (C)
 show_stack+0x18/0x24 arch/arm64/kernel/stacktrace.c:499 (C)
 __dump_stack lib/dump_stack.c:94 [inline]
 dump_stack_lvl+0x60/0x80 lib/dump_stack.c:120
 dump_stack+0x18/0x24 lib/dump_stack.c:129
 __schedule_bug+0x54/0x78 kernel/sched/core.c:5936
 schedule_debug kernel/sched/core.c:5963 [inline]
 __schedule+0x89c/0xddc kernel/sched/core.c:7038
 __schedule_loop kernel/sched/core.c:7267 [inline]
 schedule+0x34/0x11c kernel/sched/core.c:7282
 futex_do_wait kernel/futex/waitwake.c:358 [inline]
 __futex_wait+0xf0/0x178 kernel/futex/waitwake.c:691
 futex_wait+0x88/0x118 kernel/futex/waitwake.c:719
 do_futex+0xf8/0x1a0 kernel/futex/syscalls.c:130
 __do_sys_futex kernel/futex/syscalls.c:207 [inline]
 __se_sys_futex kernel/futex/syscalls.c:188 [inline]
 __arm64_sys_futex+0xfc/0x1a0 kernel/futex/syscalls.c:188
 __invoke_syscall arch/arm64/kernel/syscall.c:35 [inline]
 invoke_syscall+0x54/0x10c arch/arm64/kernel/syscall.c:49
 el0_svc_common.constprop.0+0x40/0xe0 arch/arm64/kernel/syscall.c:121
 do_el0_svc+0x1c/0x34 arch/arm64/kernel/syscall.c:140
 el0_svc+0x38/0x15c arch/arm64/kernel/entry-common.c:723
 el0t_64_sync_handler+0xa0/0xf0 arch/arm64/kernel/entry-common.c:742
 el0t_64_sync+0x1a4/0x1a8 arch/arm64/kernel/entry.S:594