------------[ cut here ]------------ WARNING: CPU: 0 PID: 491 at arch/x86/kvm/x86.c:11241 vcpu_block arch/x86/kvm/x86.c:11241 [inline] WARNING: CPU: 0 PID: 491 at arch/x86/kvm/x86.c:11241 vcpu_run+0x75e5/0x7830 arch/x86/kvm/x86.c:11285 Modules linked in: CPU: 0 UID: 0 PID: 491 Comm: syz.2.17 Not tainted syzkaller #0 d0d97f93091b70cc6da6646c5a811d5f30d0422f Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025 RIP: 0010:vcpu_block arch/x86/kvm/x86.c:11241 [inline] RIP: 0010:vcpu_run+0x75e5/0x7830 arch/x86/kvm/x86.c:11285 Code: 03 42 0f b6 04 20 84 c0 0f 85 13 02 00 00 44 88 33 31 db 4d 89 ee e9 6e fe ff ff e8 a5 a5 69 00 e9 62 fe ff ff e8 9b a5 69 00 <0f> 0b e9 56 fe ff ff e8 8f a5 69 00 48 8b 84 24 a0 00 00 00 42 80 RSP: 0018:ffffc9000118f520 EFLAGS: 00010293 RAX: ffffffff811c57c5 RBX: 00000000fffffff0 RCX: ffff88811c362600 RDX: 0000000000000000 RSI: 00000000fffffff0 RDI: 00000000fffffff0 RBP: ffffc9000118f9b0 R08: ffff88811c1c10e7 R09: 1ffff1102383821c R10: dffffc0000000000 R11: ffffed102383821d R12: ffff88811d67a180 R13: ffff88811d67a1b8 R14: dffffc0000000000 R15: ffff88811d67a3dc FS: 00007f415c94e6c0(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000000000000 CR3: 000000011d510000 CR4: 00000000003526b0 Call Trace: kvm_arch_vcpu_ioctl_run+0x101a/0x1aa0 arch/x86/kvm/x86.c:11607 kvm_vcpu_ioctl+0x96f/0xee0 virt/kvm/kvm_main.c:4515 vfs_ioctl fs/ioctl.c:51 [inline] __do_sys_ioctl fs/ioctl.c:907 [inline] __se_sys_ioctl+0x132/0x1b0 fs/ioctl.c:893 __x64_sys_ioctl+0x7f/0xa0 fs/ioctl.c:893 x64_sys_call+0x1878/0x2ee0 arch/x86/include/generated/asm/syscalls_64.h:17 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0x58/0xf0 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x76/0x7e RIP: 0033:0x7f415bb8eec9 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f415c94e038 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 00007f415bde5fa0 RCX: 00007f415bb8eec9 RDX: 0000000000000000 RSI: 000000000000ae80 RDI: 0000000000000005 RBP: 00007f415bc11f91 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007f415bde6038 R14: 00007f415bde5fa0 R15: 00007ffca7b027f8 ---[ end trace 0000000000000000 ]---