hrtimer: interrupt took 29232 ns WARNING: can't dereference registers at 0000000000000922 for ip entry_SYSCALL_64_after_hwframe+0x46/0xbb EXT4-fs (loop4): DAX enabled. Warning: EXPERIMENTAL, use at your own risk loop_set_status: loop0 () has still dirty pages (nrpages=1) netlink: 44631 bytes leftover after parsing attributes in process `syz-executor.5'. EXT4-fs (loop4): DAX enabled. Warning: EXPERIMENTAL, use at your own risk print_req_error: I/O error, dev loop4, sector 0 Buffer I/O error on dev loop4, logical block 0, async page read audit: type=1800 audit(1608094506.783:2): pid=10595 uid=0 auid=0 ses=4 op="collect_data" cause="failed(directio)" comm="syz-executor.2" name="file0" dev="sda1" ino=15894 res=0 serio: Serial port pts0 kvm [10605]: vcpu0, guest rIP: 0xfff0 unimplemented MMIO_CONF_BASE wrmsr: 0xffffffffffffffff kvm [10643]: vcpu0, guest rIP: 0xfff0 unimplemented MMIO_CONF_BASE wrmsr: 0xffffffffffffffff kvm [10634]: vcpu0, guest rIP: 0xfff0 unimplemented MMIO_CONF_BASE wrmsr: 0xffffffffffffffff kvm [10669]: vcpu0, guest rIP: 0xfff0 unimplemented MMIO_CONF_BASE wrmsr: 0xffffffffffffffff kvm [10668]: vcpu0, guest rIP: 0xfff0 unimplemented MMIO_CONF_BASE wrmsr: 0xffffffffffffffff kvm [10699]: vcpu0, guest rIP: 0xfff0 unimplemented MMIO_CONF_BASE wrmsr: 0xffffffffffffffff kvm [10698]: vcpu0, guest rIP: 0xfff0 unimplemented MMIO_CONF_BASE wrmsr: 0xffffffffffffffff IPVS: ftp: loaded support on port[0] = 21