I0920 21:56:52.154304   30574 x:0] ***************************
I0920 21:56:52.154351   30574 x:0] Args: [/syzkaller/managers/kvm-proxy-overlay-sandbox/latest.tmp/image -root /syzkaller/managers/kvm-proxy-overlay-sandbox/latest.tmp/workdir/gvisor_root -watchdog-action=panic -panic-signal=12 -network=none -platform=kvm -file-access=exclusive -overlay -network=sandbox run -bundle /syzkaller/managers/kvm-proxy-overlay-sandbox/latest.tmp/workdir/instance-1/bundle ci-gvisor-kvm-proxy-overlay-sandbox-test-0]
I0920 21:56:52.154361   30574 x:0] Git Revision: cbaec4d61454f7426d14b44bf25c67282251453c
I0920 21:56:52.154364   30574 x:0] PID: 30574
I0920 21:56:52.154368   30574 x:0] UID: 0, GID: 0
I0920 21:56:52.154370   30574 x:0] Configuration:
I0920 21:56:52.154372   30574 x:0] 		RootDir: /syzkaller/managers/kvm-proxy-overlay-sandbox/latest.tmp/workdir/gvisor_root
I0920 21:56:52.154374   30574 x:0] 		Platform: kvm
I0920 21:56:52.154378   30574 x:0] 		FileAccess: exclusive, overlay: true
I0920 21:56:52.154382   30574 x:0] 		Network: sandbox, logging: false
I0920 21:56:52.154385   30574 x:0] 		Strace: false, max size: 1024, syscalls: []
I0920 21:56:52.154388   30574 x:0] ***************************
I0920 21:56:52.154773   30574 x:0] Remounting root as readonly: "/syzkaller/managers/kvm-proxy-overlay-sandbox/latest.tmp/workdir/instance-1/image"
W0920 21:56:52.154834   30574 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-proxy-overlay-sandbox/latest.tmp/workdir/instance-1/image", target: "/syzkaller/managers/kvm-proxy-overlay-sandbox/latest.tmp/workdir/instance-1/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-proxy-overlay-sandbox/latest.tmp/workdir/instance-1/image", target: "/syzkaller/managers/kvm-proxy-overlay-sandbox/latest.tmp/workdir/instance-1/image", flags: 0x5021, err: invalid argument