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BUG: KASAN: out-of-bounds in kvm_cpu_cap_get arch/x86/kvm/cpuid.h:292 [inline]
BUG: KASAN: out-of-bounds in kvm_cpu_cap_has arch/x86/kvm/cpuid.h:297 [inline]
BUG: KASAN: out-of-bounds in kvm_init_msr_list arch/x86/kvm/x86.c:5362 [inline]
BUG: KASAN: out-of-bounds in kvm_arch_hardware_setup+0xb05/0xf40 arch/x86/kvm/x86.c:9802
Read of size 4 at addr ffffffff896c3134 by task syz-executor614/6786
CPU: 1 PID: 6786 Comm: syz-executor614 Not tainted 5.7.0-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
<IRQ>
__dump_stack lib/dump_stack.c:77 [inline]
dump_stack+0x1e9/0x30e lib/dump_stack.c:118
print_address_description+0x66/0x5a0 mm/kasan/report.c:383
__kasan_report mm/kasan/report.c:513 [inline]
kasan_report+0x132/0x1d0 mm/kasan/report.c:530
kvm_cpu_cap_get arch/x86/kvm/cpuid.h:292 [inline]
kvm_cpu_cap_has arch/x86/kvm/cpuid.h:297 [inline]
kvm_init_msr_list arch/x86/kvm/x86.c:5362 [inline]
kvm_arch_hardware_setup+0xb05/0xf40 arch/x86/kvm/x86.c:9802
</IRQ>
The buggy address belongs to the variable:
kvm_cpu_caps+0x24/0x50
Memory state around the buggy address:
ffffffff896c3000: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
ffffffff896c3080: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
>ffffffff896c3100: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
^
ffffffff896c3180: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
ffffffff896c3200: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
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