I0321 19:05:03.755213   65237 x:0] ***************************
I0321 19:05:03.755384   65237 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-0/bundle ci-gvisor-ptrace-proxy-sandbox-race-test-2]
I0321 19:05:03.755533   65237 x:0] Git Revision: 064fda1a759fa3e73d25da3fd535d256ac8ccfb0
I0321 19:05:03.755573   65237 x:0] PID: 65237
I0321 19:05:03.755617   65237 x:0] UID: 0, GID: 0
I0321 19:05:03.755654   65237 x:0] Configuration:
I0321 19:05:03.755682   65237 x:0] 		RootDir: /syzkaller/managers/ptrace-proxy-sandbox-race/latest.tmp/workdir/gvisor_root
I0321 19:05:03.755708   65237 x:0] 		Platform: ptrace
I0321 19:05:03.755765   65237 x:0] 		FileAccess: shared, overlay: false
I0321 19:05:03.755798   65237 x:0] 		Network: sandbox, logging: false
I0321 19:05:03.755849   65237 x:0] 		Strace: false, max size: 1024, syscalls: []
I0321 19:05:03.755912   65237 x:0] ***************************
D0321 19:05:03.763007   65237 x:0] Spec: &{Version: Process:0xc0002de4e0 Root:0xc0002cf520 Hostname: Mounts:[] Hooks:<nil> Annotations:map[] Linux:<nil> Solaris:<nil> Windows:<nil>}
D0321 19:05:03.763286   65237 x:0] Spec.Hooks: <nil>
D0321 19:05:03.763384   65237 x:0] Spec.Linux: <nil>
D0321 19:05:03.763611   65237 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:0xc0002f0000 Rlimits:[] NoNewPrivileges:false ApparmorProfile: OOMScoreAdj:<nil> SelinuxLabel:}
D0321 19:05:03.763916   65237 x:0] Spec.Root: &{Path:/syzkaller/managers/ptrace-proxy-sandbox-race/latest.tmp/workdir/instance-0/image Readonly:true}
D0321 19:05:03.763966   65237 x:0] Spec.Mounts: []
D0321 19:05:03.764021   65237 x:0] Run container "ci-gvisor-ptrace-proxy-sandbox-race-test-2" in root dir: /syzkaller/managers/ptrace-proxy-sandbox-race/latest.tmp/workdir/gvisor_root
D0321 19:05:03.764080   65237 x:0] Create container "ci-gvisor-ptrace-proxy-sandbox-race-test-2" in root dir: /syzkaller/managers/ptrace-proxy-sandbox-race/latest.tmp/workdir/gvisor_root
D0321 19:05:03.765569   65237 x:0] Creating new sandbox for container "ci-gvisor-ptrace-proxy-sandbox-race-test-2"
D0321 19:05:03.765864   65237 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-0/bundle --spec-fd=3 --mounts-fd=4 --io-fds=5]
I0321 19:05:04.427824   65237 x:0] Gofer started, PID: 954
I0321 19:05:04.428096   65237 x:0] Creating sandbox process with addr: runsc-sandbox.ci-gvisor-ptrace-proxy-sandbox-race-test-2
I0321 19:05:04.428226   65237 x:0] Sandbox will be started in new mount, IPC and UTS namespaces
I0321 19:05:04.428249   65237 x:0] Sandbox will be started in the current PID namespace
I0321 19:05:04.428305   65237 x:0] Sandbox will be started in new network namespace
I0321 19:05:04.428756   65237 x:0] Sandbox will be started in new user namespace
D0321 19:05:04.428803   65237 x:0] Donating FD 3: "control_server_socket"
D0321 19:05:04.428852   65237 x:0] Donating FD 4: "|0"
D0321 19:05:04.428885   65237 x:0] Donating FD 5: "/syzkaller/managers/ptrace-proxy-sandbox-race/latest.tmp/workdir/instance-0/bundle/config.json"
D0321 19:05:04.428945   65237 x:0] Donating FD 6: "|1"
D0321 19:05:04.428988   65237 x:0] Donating FD 7: "sandbox IO FD"
D0321 19:05:04.429041   65237 x:0] Donating FD 8: "/dev/stdin"
D0321 19:05:04.429077   65237 x:0] Donating FD 9: "/dev/stdout"
D0321 19:05:04.429126   65237 x:0] Donating FD 10: "/dev/stderr"
D0321 19:05:04.429155   65237 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-0/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-2]
D0321 19:05:04.429442   65237 x:0] SysProcAttr: &{Chroot: Credential:0xc0002c6b10 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 19:05:19.694979   65237 x:0] Sandbox started, PID: 2041
I0321 19:05:19.751607    2041 x:0] ***************************
I0321 19:05:19.751762    2041 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-0/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-2]
I0321 19:05:19.751875    2041 x:0] Git Revision: 064fda1a759fa3e73d25da3fd535d256ac8ccfb0
I0321 19:05:19.751892    2041 x:0] PID: 2041
I0321 19:05:19.751909    2041 x:0] UID: 0, GID: 65534
I0321 19:05:19.751940    2041 x:0] Configuration:
I0321 19:05:19.751967    2041 x:0] 		RootDir: /syzkaller/managers/ptrace-proxy-sandbox-race/latest.tmp/workdir/gvisor_root
I0321 19:05:19.751986    2041 x:0] 		Platform: ptrace
I0321 19:05:19.752020    2041 x:0] 		FileAccess: shared, overlay: false
I0321 19:05:19.752049    2041 x:0] 		Network: sandbox, logging: false
I0321 19:05:19.752071    2041 x:0] 		Strace: false, max size: 1024, syscalls: []
I0321 19:05:19.752089    2041 x:0] ***************************
I0321 19:05:19.752194    2041 x:0] Setting up sandbox chroot in "/tmp"
I0321 19:05:19.765207    2041 x:0] Mounting "/proc" at "/tmp/proc"
I0321 19:05:20.179401    2041 x:0] Execve "/proc/self/exe" again, bye!
I0321 19:05:20.257030    2041 x:0] ***************************
I0321 19:05:20.257272    2041 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-0/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-2]
I0321 19:05:20.257476    2041 x:0] Git Revision: 064fda1a759fa3e73d25da3fd535d256ac8ccfb0
I0321 19:05:20.257537    2041 x:0] PID: 2041
I0321 19:05:20.257590    2041 x:0] UID: 65534, GID: 65534
I0321 19:05:20.257624    2041 x:0] Configuration:
I0321 19:05:20.257685    2041 x:0] 		RootDir: /syzkaller/managers/ptrace-proxy-sandbox-race/latest.tmp/workdir/gvisor_root
I0321 19:05:20.257719    2041 x:0] 		Platform: ptrace
I0321 19:05:20.257768    2041 x:0] 		FileAccess: shared, overlay: false
I0321 19:05:20.257799    2041 x:0] 		Network: sandbox, logging: false
I0321 19:05:20.257834    2041 x:0] 		Strace: false, max size: 1024, syscalls: []
I0321 19:05:20.257882    2041 x:0] ***************************
D0321 19:05:20.264696    2041 x:0] Spec: &{Version: Process:0xc00023d110 Root:0xc0002513e0 Hostname: Mounts:[] Hooks:<nil> Annotations:map[] Linux:<nil> Solaris:<nil> Windows:<nil>}
D0321 19:05:20.264823    2041 x:0] Spec.Hooks: <nil>
D0321 19:05:20.264840    2041 x:0] Spec.Linux: <nil>
D0321 19:05:20.264855    2041 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:}
D0321 19:05:20.264964    2041 x:0] Spec.Root: &{Path:/syzkaller/managers/ptrace-proxy-sandbox-race/latest.tmp/workdir/instance-0/image Readonly:true}
D0321 19:05:20.264985    2041 x:0] Spec.Mounts: []
W0321 19:05:20.265071    2041 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