I0325 20:26:42.723946   16002 x:0] ***************************
I0325 20:26:42.727875   16002 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]
I0325 20:26:42.728068   16002 x:0] Git Revision: f3723f805989d0c5956fbb6aa88b1cd9ac20753c
I0325 20:26:42.728151   16002 x:0] PID: 16002
I0325 20:26:42.728233   16002 x:0] UID: 0, GID: 0
I0325 20:26:42.728294   16002 x:0] Configuration:
I0325 20:26:42.728423   16002 x:0] 		RootDir: /syzkaller/managers/ptrace-proxy-sandbox-race/latest.tmp/workdir/gvisor_root
I0325 20:26:42.728578   16002 x:0] 		Platform: ptrace
I0325 20:26:42.728667   16002 x:0] 		FileAccess: shared, overlay: false
I0325 20:26:42.728743   16002 x:0] 		Network: sandbox, logging: false
I0325 20:26:42.728846   16002 x:0] 		Strace: false, max size: 1024, syscalls: []
I0325 20:26:42.728962   16002 x:0] ***************************
D0325 20:26:42.736852   16002 x:0] Spec: &{Version: Process:0xc00028a750 Root:0xc000295360 Hostname: Mounts:[] Hooks:<nil> Annotations:map[] Linux:<nil> Solaris:<nil> Windows:<nil>}
D0325 20:26:42.737301   16002 x:0] Spec.Hooks: <nil>
D0325 20:26:42.737424   16002 x:0] Spec.Linux: <nil>
D0325 20:26:42.737501   16002 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:0xc00023a280 Rlimits:[] NoNewPrivileges:false ApparmorProfile: OOMScoreAdj:<nil> SelinuxLabel:}
D0325 20:26:42.737676   16002 x:0] Spec.Root: &{Path:/syzkaller/managers/ptrace-proxy-sandbox-race/latest.tmp/workdir/instance-2/image Readonly:true}
D0325 20:26:42.738248   16002 x:0] Spec.Mounts: []
D0325 20:26:42.738354   16002 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
D0325 20:26:42.738462   16002 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
D0325 20:26:42.739521   16002 x:0] Creating new sandbox for container "ci-gvisor-ptrace-proxy-sandbox-race-test-1"
D0325 20:26:42.739862   16002 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]
I0325 20:26:43.223176   16002 x:0] Gofer started, PID: 16146
I0325 20:26:43.223415   16002 x:0] Creating sandbox process with addr: runsc-sandbox.ci-gvisor-ptrace-proxy-sandbox-race-test-1
I0325 20:26:43.223583   16002 x:0] Sandbox will be started in new mount, IPC and UTS namespaces
I0325 20:26:43.223623   16002 x:0] Sandbox will be started in the current PID namespace
I0325 20:26:43.223647   16002 x:0] Sandbox will be started in new network namespace
I0325 20:26:43.224040   16002 x:0] Sandbox will be started in new user namespace
D0325 20:26:43.224080   16002 x:0] Donating FD 3: "control_server_socket"
D0325 20:26:43.224135   16002 x:0] Donating FD 4: "|0"
D0325 20:26:43.224152   16002 x:0] Donating FD 5: "/syzkaller/managers/ptrace-proxy-sandbox-race/latest.tmp/workdir/instance-2/bundle/config.json"
D0325 20:26:43.224212   16002 x:0] Donating FD 6: "|1"
D0325 20:26:43.224247   16002 x:0] Donating FD 7: "sandbox IO FD"
D0325 20:26:43.224284   16002 x:0] Donating FD 8: "/dev/stdin"
D0325 20:26:43.224314   16002 x:0] Donating FD 9: "/dev/stdout"
D0325 20:26:43.224349   16002 x:0] Donating FD 10: "/dev/stderr"
D0325 20:26:43.224373   16002 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]
D0325 20:26:43.224461   16002 x:0] SysProcAttr: &{Chroot: Credential:0xc000296900 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:[]}
I0325 20:26:57.009353   16002 x:0] Sandbox started, PID: 16792
I0325 20:26:57.051737   16792 x:0] ***************************
I0325 20:26:57.051978   16792 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]
I0325 20:26:57.096227   16792 x:0] Git Revision: f3723f805989d0c5956fbb6aa88b1cd9ac20753c
I0325 20:26:57.096314   16792 x:0] PID: 16792
I0325 20:26:57.096392   16792 x:0] UID: 0, GID: 65534
I0325 20:26:57.096467   16792 x:0] Configuration:
I0325 20:26:57.096518   16792 x:0] 		RootDir: /syzkaller/managers/ptrace-proxy-sandbox-race/latest.tmp/workdir/gvisor_root
I0325 20:26:57.096586   16792 x:0] 		Platform: ptrace
I0325 20:26:57.096673   16792 x:0] 		FileAccess: shared, overlay: false
I0325 20:26:57.096747   16792 x:0] 		Network: sandbox, logging: false
I0325 20:26:57.096833   16792 x:0] 		Strace: false, max size: 1024, syscalls: []
I0325 20:26:57.096890   16792 x:0] ***************************
I0325 20:26:57.097119   16792 x:0] Setting up sandbox chroot in "/tmp"
I0325 20:26:57.185417   16792 x:0] Mounting "/proc" at "/tmp/proc"
I0325 20:26:57.651916   16792 x:0] Execve "/proc/self/exe" again, bye!
I0325 20:26:57.766076   16792 x:0] ***************************
I0325 20:26:57.767471   16792 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]
I0325 20:26:57.767718   16792 x:0] Git Revision: f3723f805989d0c5956fbb6aa88b1cd9ac20753c
I0325 20:26:57.769939   16792 x:0] PID: 16792
I0325 20:26:57.770032   16792 x:0] UID: 65534, GID: 65534
I0325 20:26:57.775442   16792 x:0] Configuration:
I0325 20:26:57.775484   16792 x:0] 		RootDir: /syzkaller/managers/ptrace-proxy-sandbox-race/latest.tmp/workdir/gvisor_root
I0325 20:26:57.775500   16792 x:0] 		Platform: ptrace
I0325 20:26:57.775527   16792 x:0] 		FileAccess: shared, overlay: false
I0325 20:26:57.775596   16792 x:0] 		Network: sandbox, logging: false
I0325 20:26:57.775634   16792 x:0] 		Strace: false, max size: 1024, syscalls: []
I0325 20:26:57.775660   16792 x:0] ***************************
D0325 20:26:57.781829   16792 x:0] Spec: &{Version: Process:0xc0002772b0 Root:0xc000291320 Hostname: Mounts:[] Hooks:<nil> Annotations:map[] Linux:<nil> Solaris:<nil> Windows:<nil>}
D0325 20:26:57.781937   16792 x:0] Spec.Hooks: <nil>
D0325 20:26:57.781954   16792 x:0] Spec.Linux: <nil>
D0325 20:26:57.781967   16792 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:}
D0325 20:26:57.782068   16792 x:0] Spec.Root: &{Path:/syzkaller/managers/ptrace-proxy-sandbox-race/latest.tmp/workdir/instance-2/image Readonly:true}
D0325 20:26:57.782105   16792 x:0] Spec.Mounts: []
W0325 20:26:57.782193   16792 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