Code: 85 ff 0f 84 78 f4 ff ff e8 0e 91 8f 00 0f 0b e9 71 f4 ff ff 44 89 f7 e8 bf cc 0c 01 45 85 ff 0f 84 b2 f4 ff ff e8 f1 90 8f 00 <0f> 0b e9 ab f4 ff ff 44 89 f7 e8 a2 cc 0c 01 45 84 ff 0f 85 e2 fd
RSP: 0018:ffff8881321e7cc0 EFLAGS: 00010293
=====================================================
BUG: KMSAN: uninit-value in __show_regs+0xaff/0xc90 arch/x86/kernel/process_64.c:81
 __show_regs+0xaff/0xc90 arch/x86/kernel/process_64.c:81
 show_regs+0x6e/0xd0 arch/x86/kernel/dumpstack.c:469
 __warn+0x242/0x580 kernel/panic.c:618
 report_bug+0x7ff/0xa10 lib/bug.c:198
 handle_bug+0x41/0x70 arch/x86/kernel/traps.c:317
 exc_invalid_op+0x1b/0x50 arch/x86/kernel/traps.c:338
 asm_exc_invalid_op+0x1b/0x20 arch/x86/include/asm/idtentry.h:568
 kvm_arch_vcpu_ioctl_run+0x19cf/0x2390
 kvm_vcpu_ioctl+0xcd4/0x1980 arch/x86/kvm/../../../virt/kvm/kvm_main.c:4065
 vfs_ioctl fs/ioctl.c:51 [inline]
 __do_sys_ioctl fs/ioctl.c:870 [inline]
 __se_sys_ioctl+0x222/0x400 fs/ioctl.c:856
 __x64_sys_ioctl+0x92/0xd0 fs/ioctl.c:856
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x3d/0xb0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x63/0xcd

Local variable bookmark.i created at:
 __wake_up_common_lock kernel/sched/wait.c:128 [inline]
 __wake_up_sync_key+0x51/0x1b0 kernel/sched/wait.c:204
 __wake_up_parent+0x49/0x60 kernel/exit.c:1467

CPU: 0 PID: 4320 Comm: syz-executor657 Not tainted 6.1.0-rc2-syzkaller-61959-gbe8b0d020631 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/11/2022
=====================================================