------------[ cut here ]------------ WARNING: CPU: 1 PID: 27079 at arch/x86/kvm/x86.c:8875 kvm_arch_vcpu_ioctl_run+0x284/0x1840 arch/x86/kvm/x86.c:8875 Kernel panic - not syncing: panic_on_warn set ... CPU: 0 PID: 27079 Comm: syz-executor.0 Not tainted 5.8.0-rc3-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x18f/0x20d lib/dump_stack.c:118 panic+0x2e3/0x75c kernel/panic.c:231 __warn.cold+0x20/0x45 kernel/panic.c:600 report_bug+0x1bd/0x210 lib/bug.c:198 handle_bug+0x38/0x90 arch/x86/kernel/traps.c:235 exc_invalid_op+0x13/0x40 arch/x86/kernel/traps.c:255 asm_exc_invalid_op+0x12/0x20 arch/x86/include/asm/idtentry.h:563 RIP: 0010:kvm_arch_vcpu_ioctl_run+0x284/0x1840 arch/x86/kvm/x86.c:8875 Code: 03 80 3c 02 00 0f 85 ad 13 00 00 48 8b 9d f8 0c 00 00 31 ff 48 89 de e8 8a 26 64 00 48 85 db 0f 84 e2 0c 00 00 e8 dc 29 64 00 <0f> 0b e8 d5 29 64 00 49 8d 7f 01 48 b8 00 00 00 00 00 fc ff df 48 RSP: 0000:ffffc90004a57cf0 EFLAGS: 00010293 RAX: 0000000000000000 RBX: 0000000000000001 RCX: ffffffff810f9a9d RDX: ffff88809695a340 RSI: ffffffff810f8d84 RDI: 0000000000000005 RBP: ffff88804ac3c5c0 R08: 0000000000000000 R09: ffffffff8aae594f R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 R13: ffff88804ac3c99c R14: ffff88808fdf95c0 R15: ffff8880967b1000 kvm_vcpu_ioctl+0x467/0xdf0 arch/x86/kvm/../../../virt/kvm/kvm_main.c:3166 vfs_ioctl fs/ioctl.c:48 [inline] ksys_ioctl+0x11a/0x180 fs/ioctl.c:753 __do_sys_ioctl fs/ioctl.c:762 [inline] __se_sys_ioctl fs/ioctl.c:760 [inline] __x64_sys_ioctl+0x6f/0xb0 fs/ioctl.c:760 do_syscall_64+0x60/0xe0 arch/x86/entry/common.c:359 entry_SYSCALL_64_after_hwframe+0x44/0xa9 RIP: 0033:0x45cb29 Code: Bad RIP value. RSP: 002b:00007f0fb5f5fc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 00000000004e8b20 RCX: 000000000045cb29 RDX: 0000000000000000 RSI: 000000000000ae80 RDI: 0000000000000006 RBP: 000000000078bfa0 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff R13: 00000000000003d2 R14: 00000000004c68e0 R15: 00007f0fb5f606d4 Kernel Offset: disabled Rebooting in 86400 seconds..