------------[ cut here ]------------ WARNING: CPU: 0 PID: 5526 at arch/x86/kvm/x86.c:11096 kvm_arch_vcpu_ioctl_run+0x2379/0x2820 arch/x86/kvm/x86.c:11096 Modules linked in: CPU: 0 PID: 5526 Comm: syz-executor.0 Not tainted 6.4.0-rc3-syzkaller-00004-g421ca22e3138 #0 Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.14.0-2 04/01/2014 RIP: 0010:kvm_arch_vcpu_ioctl_run+0x2379/0x2820 arch/x86/kvm/x86.c:11096 Code: fc ff ff e8 c9 82 70 00 44 89 e6 48 c7 c7 40 8a 42 8a c6 05 80 1c 51 0d 01 e8 93 41 38 00 0f 0b e9 2a fc ff ff e8 a7 82 70 00 <0f> 0b e9 26 fb ff ff e8 9b 82 70 00 0f b6 1d 5d 1c 51 0d 31 ff 89 RSP: 0018:ffffc900043a7cb8 EFLAGS: 00010293 RAX: 0000000000000000 RBX: 0000000000000001 RCX: 0000000000000000 RDX: ffff888027e698c0 RSI: ffffffff8112e149 RDI: 0000000000000001 RBP: ffff888029834040 R08: 0000000000000001 R09: 0000000000000000 R10: 0000000000000001 R11: 0000000000000000 R12: ffffc900028bf918 R13: ffffc900028bf908 R14: 0000000000000000 R15: ffff88802983432c FS: 00007f8415ddd700(0000) GS:ffff88802c600000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f2fbd702748 CR3: 0000000040ac0000 CR4: 0000000000352ef0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000004800 DR6: 00000000ffff0ff0 DR7: 0000000000000400 Call Trace: kvm_vcpu_ioctl+0x574/0xea0 arch/x86/kvm/../../../virt/kvm/kvm_main.c:4106 vfs_ioctl fs/ioctl.c:51 [inline] __do_sys_ioctl fs/ioctl.c:870 [inline] __se_sys_ioctl fs/ioctl.c:856 [inline] __x64_sys_ioctl+0x197/0x210 fs/ioctl.c:856 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x39/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7f841728c169 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 19 00 00 90 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 b8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f8415ddd168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 00007f84173ac120 RCX: 00007f841728c169 RDX: 0000000000000000 RSI: 000000000000ae80 RDI: 0000000000000005 RBP: 00007f84172e7ca1 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffdb6256cdf R14: 00007f8415ddd300 R15: 0000000000022000