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BUG: KCSAN: data-race in kvm_arch_vcpu_load / kvm_vcpu_kick
write to 0xffff8880b498c160 of 4 bytes by task 11381 on cpu 0:
kvm_arch_vcpu_load+0x423/0x580 arch/x86/kvm/x86.c:3741
vcpu_load+0x4e/0x80 arch/x86/kvm/../../../virt/kvm/kvm_main.c:210
kvm_arch_vcpu_ioctl_set_regs+0x16/0x30 arch/x86/kvm/x86.c:9014
kvm_vcpu_ioctl+0x4ca/0x950 arch/x86/kvm/../../../virt/kvm/kvm_main.c:3260
vfs_ioctl fs/ioctl.c:48 [inline]
__do_sys_ioctl fs/ioctl.c:753 [inline]
__se_sys_ioctl+0xcb/0x140 fs/ioctl.c:739
__x64_sys_ioctl+0x3f/0x50 fs/ioctl.c:739
do_syscall_64+0x39/0x80 arch/x86/entry/common.c:46
entry_SYSCALL_64_after_hwframe+0x44/0xa9
read to 0xffff8880b498c160 of 4 bytes by task 11375 on cpu 1:
kvm_vcpu_kick+0x17/0x170 arch/x86/kvm/../../../virt/kvm/kvm_main.c:2855
kvm_arch_memslots_updated+0x85/0xc0 arch/x86/kvm/x86.c:10155
install_new_memslots arch/x86/kvm/../../../virt/kvm/kvm_main.c:1146 [inline]
kvm_set_memslot+0x85e/0x910 arch/x86/kvm/../../../virt/kvm/kvm_main.c:1224
__kvm_set_memory_region+0x708/0x910 arch/x86/kvm/../../../virt/kvm/kvm_main.c:1370
kvm_set_memory_region arch/x86/kvm/../../../virt/kvm/kvm_main.c:1391 [inline]
kvm_vm_ioctl_set_memory_region arch/x86/kvm/../../../virt/kvm/kvm_main.c:1403 [inline]
kvm_vm_ioctl+0x81d/0x17c0 arch/x86/kvm/../../../virt/kvm/kvm_main.c:3704
vfs_ioctl fs/ioctl.c:48 [inline]
__do_sys_ioctl fs/ioctl.c:753 [inline]
__se_sys_ioctl+0xcb/0x140 fs/ioctl.c:739
__x64_sys_ioctl+0x3f/0x50 fs/ioctl.c:739
do_syscall_64+0x39/0x80 arch/x86/entry/common.c:46
entry_SYSCALL_64_after_hwframe+0x44/0xa9
Reported by Kernel Concurrency Sanitizer on:
CPU: 1 PID: 11375 Comm: syz-executor.0 Not tainted 5.9.0-rc5-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
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