I0926 07:45:32.444866 46999 x:0] *************************** I0926 07:45:32.444947 46999 x:0] Args: [/syzkaller/managers/kvm-direct-overlay-host-race/latest.tmp/image -root /syzkaller/managers/kvm-direct-overlay-host-race/latest.tmp/workdir/gvisor_root -watchdog-action=panic -panic-signal=12 -network=none -platform=ptrace -file-access=exclusive -overlay -network=host run -bundle /syzkaller/managers/kvm-direct-overlay-host-race/latest.tmp/workdir/instance-2/bundle ci-gvisor-kvm-direct-overlay-host-race-test-1] I0926 07:45:32.445006 46999 x:0] Git Revision: d489336784f12e1b6f92d65f53679c1226b58668 I0926 07:45:32.445031 46999 x:0] PID: 46999 I0926 07:45:32.445053 46999 x:0] UID: 0, GID: 0 I0926 07:45:32.445071 46999 x:0] Configuration: I0926 07:45:32.445083 46999 x:0] RootDir: /syzkaller/managers/kvm-direct-overlay-host-race/latest.tmp/workdir/gvisor_root I0926 07:45:32.445093 46999 x:0] Platform: ptrace I0926 07:45:32.445112 46999 x:0] FileAccess: exclusive, overlay: true I0926 07:45:32.445126 46999 x:0] Network: host, logging: false I0926 07:45:32.445139 46999 x:0] Strace: false, max size: 1024, syscalls: [] I0926 07:45:32.445152 46999 x:0] *************************** I0926 07:45:32.446851 46999 x:0] Remounting root as readonly: "/syzkaller/managers/kvm-direct-overlay-host-race/latest.tmp/workdir/instance-2/image" W0926 07:45:32.447000 46999 x:0] FATAL ERROR: error running container: error creating container: failed to setup mounts: failed to remount root as readonly with source: "/syzkaller/managers/kvm-direct-overlay-host-race/latest.tmp/workdir/instance-2/image", target: "/syzkaller/managers/kvm-direct-overlay-host-race/latest.tmp/workdir/instance-2/image", flags: 0x5021, err: invalid argument error running container: error creating container: failed to setup mounts: failed to remount root as readonly with source: "/syzkaller/managers/kvm-direct-overlay-host-race/latest.tmp/workdir/instance-2/image", target: "/syzkaller/managers/kvm-direct-overlay-host-race/latest.tmp/workdir/instance-2/image", flags: 0x5021, err: invalid argument