I0321 20:22:22.696357   65398 x:0] ***************************
I0321 20:22:22.696475   65398 x:0] Args: [/syzkaller/managers/ptrace-proxy-sandbox-race/latest.tmp/image -root /syzkaller/managers/ptrace-proxy-sandbox-race/latest.tmp/workdir/gvisor_root -watchdog-action=panic -network=none -debug -platform=ptrace -file-access=shared -network=sandbox run -bundle /syzkaller/managers/ptrace-proxy-sandbox-race/latest.tmp/workdir/instance-2/bundle ci-gvisor-ptrace-proxy-sandbox-race-test-1]
I0321 20:22:22.696527   65398 x:0] Git Revision: 064fda1a759fa3e73d25da3fd535d256ac8ccfb0
I0321 20:22:22.696539   65398 x:0] PID: 65398
I0321 20:22:22.696573   65398 x:0] UID: 0, GID: 0
I0321 20:22:22.696590   65398 x:0] Configuration:
I0321 20:22:22.696598   65398 x:0] 		RootDir: /syzkaller/managers/ptrace-proxy-sandbox-race/latest.tmp/workdir/gvisor_root
I0321 20:22:22.696611   65398 x:0] 		Platform: ptrace
I0321 20:22:22.696631   65398 x:0] 		FileAccess: shared, overlay: false
I0321 20:22:22.696645   65398 x:0] 		Network: sandbox, logging: false
I0321 20:22:22.696658   65398 x:0] 		Strace: false, max size: 1024, syscalls: []
I0321 20:22:22.696703   65398 x:0] ***************************
D0321 20:22:22.700567   65398 x:0] Spec: &{Version: Process:0xc00028ed00 Root:0xc000299360 Hostname: Mounts:[] Hooks:<nil> Annotations:map[] Linux:<nil> Solaris:<nil> Windows:<nil>}
D0321 20:22:22.700639   65398 x:0] Spec.Hooks: <nil>
D0321 20:22:22.700662   65398 x:0] Spec.Linux: <nil>
D0321 20:22:22.700674   65398 x:0] Spec.Process: &{Terminal:false ConsoleSize:<nil> User:{UID:0 GID:0 AdditionalGids:[] Username:} Args:[/init] Env:[SYZ_GVISOR_PROXY=1] Cwd:/tmp Capabilities:0xc000230280 Rlimits:[] NoNewPrivileges:false ApparmorProfile: OOMScoreAdj:<nil> SelinuxLabel:}
D0321 20:22:22.700727   65398 x:0] Spec.Root: &{Path:/syzkaller/managers/ptrace-proxy-sandbox-race/latest.tmp/workdir/instance-2/image Readonly:true}
D0321 20:22:22.700773   65398 x:0] Spec.Mounts: []
D0321 20:22:22.700796   65398 x:0] Run container "ci-gvisor-ptrace-proxy-sandbox-race-test-1" in root dir: /syzkaller/managers/ptrace-proxy-sandbox-race/latest.tmp/workdir/gvisor_root
D0321 20:22:22.700827   65398 x:0] Create container "ci-gvisor-ptrace-proxy-sandbox-race-test-1" in root dir: /syzkaller/managers/ptrace-proxy-sandbox-race/latest.tmp/workdir/gvisor_root
D0321 20:22:22.701262   65398 x:0] Creating new sandbox for container "ci-gvisor-ptrace-proxy-sandbox-race-test-1"
D0321 20:22:22.701419   65398 x:0] Starting gofer: /proc/self/exe [--root=/syzkaller/managers/ptrace-proxy-sandbox-race/latest.tmp/workdir/gvisor_root --debug=true --log= --log-format=text --debug-log= --debug-log-format=text --file-access=shared --overlay=false --network=sandbox --log-packets=false --platform=ptrace --strace=false --strace-syscalls= --strace-log-size=1024 --watchdog-action=Panic --panic-signal=-1 --profile=false gofer --bundle /syzkaller/managers/ptrace-proxy-sandbox-race/latest.tmp/workdir/instance-2/bundle --spec-fd=3 --mounts-fd=4 --io-fds=5]
I0321 20:22:22.992169   65398 x:0] Gofer started, PID: 65416
I0321 20:22:22.992465   65398 x:0] Creating sandbox process with addr: runsc-sandbox.ci-gvisor-ptrace-proxy-sandbox-race-test-1
I0321 20:22:22.992582   65398 x:0] Sandbox will be started in new mount, IPC and UTS namespaces
I0321 20:22:22.992610   65398 x:0] Sandbox will be started in the current PID namespace
I0321 20:22:22.992629   65398 x:0] Sandbox will be started in new network namespace
I0321 20:22:22.992833   65398 x:0] Sandbox will be started in new user namespace
D0321 20:22:22.992863   65398 x:0] Donating FD 3: "control_server_socket"
D0321 20:22:22.992889   65398 x:0] Donating FD 4: "|0"
D0321 20:22:22.992921   65398 x:0] Donating FD 5: "/syzkaller/managers/ptrace-proxy-sandbox-race/latest.tmp/workdir/instance-2/bundle/config.json"
D0321 20:22:22.992975   65398 x:0] Donating FD 6: "|1"
D0321 20:22:22.992993   65398 x:0] Donating FD 7: "sandbox IO FD"
D0321 20:22:22.993007   65398 x:0] Donating FD 8: "/dev/stdin"
D0321 20:22:22.993025   65398 x:0] Donating FD 9: "/dev/stdout"
D0321 20:22:22.993040   65398 x:0] Donating FD 10: "/dev/stderr"
D0321 20:22:22.993071   65398 x:0] Starting sandbox: /proc/self/exe [runsc-sandbox --root=/syzkaller/managers/ptrace-proxy-sandbox-race/latest.tmp/workdir/gvisor_root --debug=true --log= --log-format=text --debug-log= --debug-log-format=text --file-access=shared --overlay=false --network=sandbox --log-packets=false --platform=ptrace --strace=false --strace-syscalls= --strace-log-size=1024 --watchdog-action=Panic --panic-signal=-1 --profile=false boot --bundle=/syzkaller/managers/ptrace-proxy-sandbox-race/latest.tmp/workdir/instance-2/bundle --controller-fd=3 --mounts-fd=4 --spec-fd=5 --start-sync-fd=6 --io-fds=7 --stdio-fds=8 --stdio-fds=9 --stdio-fds=10 --setup-root ci-gvisor-ptrace-proxy-sandbox-race-test-1]
D0321 20:22:22.993140   65398 x:0] SysProcAttr: &{Chroot: Credential:0xc000292e70 Ptrace:false Setsid:true Setpgid:false Setctty:false Noctty:false Ctty:0 Foreground:false Pgid:0 Pdeathsig:signal 0 Cloneflags:0 Unshareflags:0 UidMappings:[{ContainerID:0 HostID:65533 Size:1} {ContainerID:65534 HostID:65534 Size:1}] GidMappings:[{ContainerID:65534 HostID:65534 Size:1}] GidMappingsEnableSetgroups:false AmbientCaps:[]}
I0321 20:22:28.315965   65398 x:0] Sandbox started, PID: 65432
I0321 20:22:28.333373   65432 x:0] ***************************
I0321 20:22:28.333478   65432 x:0] Args: [runsc-sandbox --root=/syzkaller/managers/ptrace-proxy-sandbox-race/latest.tmp/workdir/gvisor_root --debug=true --log= --log-format=text --debug-log= --debug-log-format=text --file-access=shared --overlay=false --network=sandbox --log-packets=false --platform=ptrace --strace=false --strace-syscalls= --strace-log-size=1024 --watchdog-action=Panic --panic-signal=-1 --profile=false boot --bundle=/syzkaller/managers/ptrace-proxy-sandbox-race/latest.tmp/workdir/instance-2/bundle --controller-fd=3 --mounts-fd=4 --spec-fd=5 --start-sync-fd=6 --io-fds=7 --stdio-fds=8 --stdio-fds=9 --stdio-fds=10 --setup-root ci-gvisor-ptrace-proxy-sandbox-race-test-1]
I0321 20:22:28.333550   65432 x:0] Git Revision: 064fda1a759fa3e73d25da3fd535d256ac8ccfb0
I0321 20:22:28.333563   65432 x:0] PID: 65432
I0321 20:22:28.333581   65432 x:0] UID: 0, GID: 65534
I0321 20:22:28.333595   65432 x:0] Configuration:
I0321 20:22:28.333604   65432 x:0] 		RootDir: /syzkaller/managers/ptrace-proxy-sandbox-race/latest.tmp/workdir/gvisor_root
I0321 20:22:28.333617   65432 x:0] 		Platform: ptrace
I0321 20:22:28.333634   65432 x:0] 		FileAccess: shared, overlay: false
I0321 20:22:28.333648   65432 x:0] 		Network: sandbox, logging: false
I0321 20:22:28.333663   65432 x:0] 		Strace: false, max size: 1024, syscalls: []
I0321 20:22:28.333686   65432 x:0] ***************************
I0321 20:22:28.333803   65432 x:0] Setting up sandbox chroot in "/tmp"
I0321 20:22:29.711452   65432 x:0] Mounting "/proc" at "/tmp/proc"
I0321 20:22:30.002769   65432 x:0] Execve "/proc/self/exe" again, bye!
I0321 20:22:30.023393   65432 x:0] ***************************
I0321 20:22:30.023459   65432 x:0] Args: [runsc-sandbox --root=/syzkaller/managers/ptrace-proxy-sandbox-race/latest.tmp/workdir/gvisor_root --debug=true --log= --log-format=text --debug-log= --debug-log-format=text --file-access=shared --overlay=false --network=sandbox --log-packets=false --platform=ptrace --strace=false --strace-syscalls= --strace-log-size=1024 --watchdog-action=Panic --panic-signal=-1 --profile=false boot --bundle=/syzkaller/managers/ptrace-proxy-sandbox-race/latest.tmp/workdir/instance-2/bundle --controller-fd=3 --mounts-fd=4 --spec-fd=5 --start-sync-fd=6 --io-fds=7 --stdio-fds=8 --stdio-fds=9 --stdio-fds=10 ci-gvisor-ptrace-proxy-sandbox-race-test-1]
I0321 20:22:30.023531   65432 x:0] Git Revision: 064fda1a759fa3e73d25da3fd535d256ac8ccfb0
I0321 20:22:30.023545   65432 x:0] PID: 65432
I0321 20:22:30.023578   65432 x:0] UID: 65534, GID: 65534
I0321 20:22:30.023599   65432 x:0] Configuration:
I0321 20:22:30.023614   65432 x:0] 		RootDir: /syzkaller/managers/ptrace-proxy-sandbox-race/latest.tmp/workdir/gvisor_root
I0321 20:22:30.023689   65432 x:0] 		Platform: ptrace
I0321 20:22:30.023710   65432 x:0] 		FileAccess: shared, overlay: false
I0321 20:22:30.023728   65432 x:0] 		Network: sandbox, logging: false
I0321 20:22:30.023742   65432 x:0] 		Strace: false, max size: 1024, syscalls: []
I0321 20:22:30.023764   65432 x:0] ***************************
D0321 20:22:30.027671   65432 x:0] Spec: &{Version: Process:0xc000287040 Root:0xc00029f320 Hostname: Mounts:[] Hooks:<nil> Annotations:map[] Linux:<nil> Solaris:<nil> Windows:<nil>}
D0321 20:22:30.027758   65432 x:0] Spec.Hooks: <nil>
D0321 20:22:30.027773   65432 x:0] Spec.Linux: <nil>
D0321 20:22:30.027785   65432 x:0] Spec.Process: &{Terminal:false ConsoleSize:<nil> User:{UID:0 GID:0 AdditionalGids:[] Username:} Args:[/init] Env:[SYZ_GVISOR_PROXY=1] Cwd:/tmp Capabilities:0xc00023e280 Rlimits:[] NoNewPrivileges:false ApparmorProfile: OOMScoreAdj:<nil> SelinuxLabel:}
D0321 20:22:30.027868   65432 x:0] Spec.Root: &{Path:/syzkaller/managers/ptrace-proxy-sandbox-race/latest.tmp/workdir/instance-2/image Readonly:true}
D0321 20:22:30.027894   65432 x:0] Spec.Mounts: []
W0321 20:22:30.027940   65432 x:0] FATAL ERROR: Error reading mounts file: error unmarshaling mounts: unexpected end of JSON input
 
Error reading mounts file: error unmarshaling mounts: unexpected end of JSON input