I0921 20:57:23.064405 34533 x:0] *************************** I0921 20:57:23.064472 34533 x:0] Args: [/syzkaller/managers/ptrace-direct-overlay-host/latest.tmp/image -root /syzkaller/managers/ptrace-direct-overlay-host/latest.tmp/workdir/gvisor_root -watchdog-action=panic -panic-signal=12 -network=none -platform=ptrace -file-access=shared -network=host run -bundle /syzkaller/managers/ptrace-direct-overlay-host/latest.tmp/workdir/instance-2/bundle ci-gvisor-ptrace-direct-overlay-host-test-0] I0921 20:57:23.064484 34533 x:0] Git Revision: d260e808f478e5c5b96d574d49f315f3823aa385 I0921 20:57:23.064487 34533 x:0] PID: 34533 I0921 20:57:23.064492 34533 x:0] UID: 0, GID: 0 I0921 20:57:23.064495 34533 x:0] Configuration: I0921 20:57:23.064497 34533 x:0] RootDir: /syzkaller/managers/ptrace-direct-overlay-host/latest.tmp/workdir/gvisor_root I0921 20:57:23.064499 34533 x:0] Platform: ptrace I0921 20:57:23.064509 34533 x:0] FileAccess: shared, overlay: false I0921 20:57:23.064514 34533 x:0] Network: host, logging: false I0921 20:57:23.064518 34533 x:0] Strace: false, max size: 1024, syscalls: [] I0921 20:57:23.064520 34533 x:0] *************************** I0921 20:57:23.064932 34533 x:0] Remounting root as readonly: "/syzkaller/managers/ptrace-direct-overlay-host/latest.tmp/workdir/instance-2/image" W0921 20:57:23.065011 34533 x:0] FATAL ERROR: error running container: error creating container: failed to setup mounts: failed to remount root as readonly with source: "/syzkaller/managers/ptrace-direct-overlay-host/latest.tmp/workdir/instance-2/image", target: "/syzkaller/managers/ptrace-direct-overlay-host/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/ptrace-direct-overlay-host/latest.tmp/workdir/instance-2/image", target: "/syzkaller/managers/ptrace-direct-overlay-host/latest.tmp/workdir/instance-2/image", flags: 0x5021, err: invalid argument