I0325 22:02:51.174240   20824 x:0] ***************************
I0325 22:02:51.174357   20824 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-1/bundle ci-gvisor-ptrace-proxy-sandbox-race-test-1]
I0325 22:02:51.174472   20824 x:0] Git Revision: f3723f805989d0c5956fbb6aa88b1cd9ac20753c
I0325 22:02:51.174491   20824 x:0] PID: 20824
I0325 22:02:51.174507   20824 x:0] UID: 0, GID: 0
I0325 22:02:51.174533   20824 x:0] Configuration:
I0325 22:02:51.174545   20824 x:0] 		RootDir: /syzkaller/managers/ptrace-proxy-sandbox-race/latest.tmp/workdir/gvisor_root
I0325 22:02:51.174572   20824 x:0] 		Platform: ptrace
I0325 22:02:51.174600   20824 x:0] 		FileAccess: shared, overlay: false
I0325 22:02:51.174629   20824 x:0] 		Network: sandbox, logging: false
I0325 22:02:51.174653   20824 x:0] 		Strace: false, max size: 1024, syscalls: []
I0325 22:02:51.174680   20824 x:0] ***************************
D0325 22:02:51.181188   20824 x:0] Spec: &{Version: Process:0xc00023d110 Root:0xc000257400 Hostname: Mounts:[] Hooks:<nil> Annotations:map[] Linux:<nil> Solaris:<nil> Windows:<nil>}
D0325 22:02:51.181292   20824 x:0] Spec.Hooks: <nil>
D0325 22:02:51.181321   20824 x:0] Spec.Linux: <nil>
D0325 22:02:51.181334   20824 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:0xc000202280 Rlimits:[] NoNewPrivileges:false ApparmorProfile: OOMScoreAdj:<nil> SelinuxLabel:}
D0325 22:02:51.181435   20824 x:0] Spec.Root: &{Path:/syzkaller/managers/ptrace-proxy-sandbox-race/latest.tmp/workdir/instance-1/image Readonly:true}
D0325 22:02:51.181456   20824 x:0] Spec.Mounts: []
D0325 22:02:51.181470   20824 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 22:02:51.181509   20824 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 22:02:51.181968   20824 x:0] Creating new sandbox for container "ci-gvisor-ptrace-proxy-sandbox-race-test-1"
D0325 22:02:51.183333   20824 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-1/bundle --spec-fd=3 --mounts-fd=4 --io-fds=5]
I0325 22:02:51.450604   20824 x:0] Gofer started, PID: 21095
I0325 22:02:51.451074   20824 x:0] Creating sandbox process with addr: runsc-sandbox.ci-gvisor-ptrace-proxy-sandbox-race-test-1
I0325 22:02:51.451317   20824 x:0] Sandbox will be started in new mount, IPC and UTS namespaces
I0325 22:02:51.451350   20824 x:0] Sandbox will be started in the current PID namespace
I0325 22:02:51.451383   20824 x:0] Sandbox will be started in new network namespace
I0325 22:02:51.451729   20824 x:0] Sandbox will be started in new user namespace
D0325 22:02:51.451783   20824 x:0] Donating FD 3: "control_server_socket"
D0325 22:02:51.451820   20824 x:0] Donating FD 4: "|0"
D0325 22:02:51.451892   20824 x:0] Donating FD 5: "/syzkaller/managers/ptrace-proxy-sandbox-race/latest.tmp/workdir/instance-1/bundle/config.json"
D0325 22:02:51.451988   20824 x:0] Donating FD 6: "|1"
D0325 22:02:51.452020   20824 x:0] Donating FD 7: "sandbox IO FD"
D0325 22:02:51.452098   20824 x:0] Donating FD 8: "/dev/stdin"
D0325 22:02:51.452174   20824 x:0] Donating FD 9: "/dev/stdout"
D0325 22:02:51.452203   20824 x:0] Donating FD 10: "/dev/stderr"
D0325 22:02:51.452230   20824 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-1/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 22:02:51.452394   20824 x:0] SysProcAttr: &{Chroot: Credential:0xc000252e70 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 22:03:07.367775   20824 x:0] Sandbox started, PID: 21681
I0325 22:03:07.479748   21681 x:0] ***************************
I0325 22:03:07.480054   21681 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-1/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 22:03:07.480191   21681 x:0] Git Revision: f3723f805989d0c5956fbb6aa88b1cd9ac20753c
I0325 22:03:07.480215   21681 x:0] PID: 21681
I0325 22:03:07.480248   21681 x:0] UID: 0, GID: 65534
I0325 22:03:07.480293   21681 x:0] Configuration:
I0325 22:03:07.480307   21681 x:0] 		RootDir: /syzkaller/managers/ptrace-proxy-sandbox-race/latest.tmp/workdir/gvisor_root
I0325 22:03:07.480343   21681 x:0] 		Platform: ptrace
I0325 22:03:07.480373   21681 x:0] 		FileAccess: shared, overlay: false
I0325 22:03:07.480396   21681 x:0] 		Network: sandbox, logging: false
I0325 22:03:07.480422   21681 x:0] 		Strace: false, max size: 1024, syscalls: []
I0325 22:03:07.480454   21681 x:0] ***************************
I0325 22:03:07.480599   21681 x:0] Setting up sandbox chroot in "/tmp"
I0325 22:03:07.493500   21681 x:0] Mounting "/proc" at "/tmp/proc"
I0325 22:03:07.843463   21681 x:0] Execve "/proc/self/exe" again, bye!
I0325 22:03:07.898989   21681 x:0] ***************************
I0325 22:03:07.899073   21681 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-1/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 22:03:07.899161   21681 x:0] Git Revision: f3723f805989d0c5956fbb6aa88b1cd9ac20753c
I0325 22:03:07.899180   21681 x:0] PID: 21681
I0325 22:03:07.899211   21681 x:0] UID: 65534, GID: 65534
I0325 22:03:07.899227   21681 x:0] Configuration:
I0325 22:03:07.899241   21681 x:0] 		RootDir: /syzkaller/managers/ptrace-proxy-sandbox-race/latest.tmp/workdir/gvisor_root
I0325 22:03:07.899275   21681 x:0] 		Platform: ptrace
I0325 22:03:07.899302   21681 x:0] 		FileAccess: shared, overlay: false
I0325 22:03:07.899334   21681 x:0] 		Network: sandbox, logging: false
I0325 22:03:07.899360   21681 x:0] 		Strace: false, max size: 1024, syscalls: []
I0325 22:03:07.899387   21681 x:0] ***************************
D0325 22:03:07.906897   21681 x:0] Spec: &{Version: Process:0xc000250ea0 Root:0xc0002633e0 Hostname: Mounts:[] Hooks:<nil> Annotations:map[] Linux:<nil> Solaris:<nil> Windows:<nil>}
D0325 22:03:07.907179   21681 x:0] Spec.Hooks: <nil>
D0325 22:03:07.907276   21681 x:0] Spec.Linux: <nil>
D0325 22:03:07.907305   21681 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:0xc00020e280 Rlimits:[] NoNewPrivileges:false ApparmorProfile: OOMScoreAdj:<nil> SelinuxLabel:}
D0325 22:03:07.907430   21681 x:0] Spec.Root: &{Path:/syzkaller/managers/ptrace-proxy-sandbox-race/latest.tmp/workdir/instance-1/image Readonly:true}
D0325 22:03:07.907471   21681 x:0] Spec.Mounts: []
W0325 22:03:07.984809   21681 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