I0321 19:05:03.713226   65210 x:0] ***************************
I0321 19:05:03.713458   65210 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-0]
I0321 19:05:03.713826   65210 x:0] Git Revision: 064fda1a759fa3e73d25da3fd535d256ac8ccfb0
I0321 19:05:03.713860   65210 x:0] PID: 65210
I0321 19:05:03.713894   65210 x:0] UID: 0, GID: 0
I0321 19:05:03.713943   65210 x:0] Configuration:
I0321 19:05:03.713961   65210 x:0] 		RootDir: /syzkaller/managers/ptrace-proxy-sandbox-race/latest.tmp/workdir/gvisor_root
I0321 19:05:03.713999   65210 x:0] 		Platform: ptrace
I0321 19:05:03.714043   65210 x:0] 		FileAccess: shared, overlay: false
I0321 19:05:03.714110   65210 x:0] 		Network: sandbox, logging: false
I0321 19:05:03.714136   65210 x:0] 		Strace: false, max size: 1024, syscalls: []
I0321 19:05:03.714171   65210 x:0] ***************************
D0321 19:05:03.726224   65210 x:0] Spec: &{Version: Process:0xc0002c40d0 Root:0xc0002baae0 Hostname: Mounts:[] Hooks:<nil> Annotations:map[] Linux:<nil> Solaris:<nil> Windows:<nil>}
D0321 19:05:03.726518   65210 x:0] Spec.Hooks: <nil>
D0321 19:05:03.726613   65210 x:0] Spec.Linux: <nil>
D0321 19:05:03.726672   65210 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:0xc000280200 Rlimits:[] NoNewPrivileges:false ApparmorProfile: OOMScoreAdj:<nil> SelinuxLabel:}
D0321 19:05:03.726869   65210 x:0] Spec.Root: &{Path:/syzkaller/managers/ptrace-proxy-sandbox-race/latest.tmp/workdir/instance-1/image Readonly:true}
D0321 19:05:03.727172   65210 x:0] Spec.Mounts: []
D0321 19:05:03.727244   65210 x:0] Run container "ci-gvisor-ptrace-proxy-sandbox-race-test-0" in root dir: /syzkaller/managers/ptrace-proxy-sandbox-race/latest.tmp/workdir/gvisor_root
D0321 19:05:03.727350   65210 x:0] Create container "ci-gvisor-ptrace-proxy-sandbox-race-test-0" in root dir: /syzkaller/managers/ptrace-proxy-sandbox-race/latest.tmp/workdir/gvisor_root
D0321 19:05:03.732141   65210 x:0] Creating new sandbox for container "ci-gvisor-ptrace-proxy-sandbox-race-test-0"
D0321 19:05:03.732773   65210 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]
I0321 19:05:04.145113   65210 x:0] Gofer started, PID: 65415
I0321 19:05:04.145869   65210 x:0] Creating sandbox process with addr: runsc-sandbox.ci-gvisor-ptrace-proxy-sandbox-race-test-0
I0321 19:05:04.161462   65210 x:0] Sandbox will be started in new mount, IPC and UTS namespaces
I0321 19:05:04.161544   65210 x:0] Sandbox will be started in the current PID namespace
I0321 19:05:04.161562   65210 x:0] Sandbox will be started in new network namespace
I0321 19:05:04.162019   65210 x:0] Sandbox will be started in new user namespace
D0321 19:05:04.162051   65210 x:0] Donating FD 3: "control_server_socket"
D0321 19:05:04.162112   65210 x:0] Donating FD 4: "|0"
D0321 19:05:04.162143   65210 x:0] Donating FD 5: "/syzkaller/managers/ptrace-proxy-sandbox-race/latest.tmp/workdir/instance-1/bundle/config.json"
D0321 19:05:04.162201   65210 x:0] Donating FD 6: "|1"
D0321 19:05:04.162230   65210 x:0] Donating FD 7: "sandbox IO FD"
D0321 19:05:04.162247   65210 x:0] Donating FD 8: "/dev/stdin"
D0321 19:05:04.162290   65210 x:0] Donating FD 9: "/dev/stdout"
D0321 19:05:04.162329   65210 x:0] Donating FD 10: "/dev/stderr"
D0321 19:05:04.162366   65210 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-0]
D0321 19:05:04.162507   65210 x:0] SysProcAttr: &{Chroot: Credential:0xc000225ce0 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 19:05:19.720780   65210 x:0] Sandbox started, PID: 1881
I0321 19:05:19.917587    1881 x:0] ***************************
I0321 19:05:19.917882    1881 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-0]
I0321 19:05:19.918084    1881 x:0] Git Revision: 064fda1a759fa3e73d25da3fd535d256ac8ccfb0
I0321 19:05:19.918168    1881 x:0] PID: 1881
I0321 19:05:19.918279    1881 x:0] UID: 0, GID: 65534
I0321 19:05:19.918364    1881 x:0] Configuration:
I0321 19:05:19.918445    1881 x:0] 		RootDir: /syzkaller/managers/ptrace-proxy-sandbox-race/latest.tmp/workdir/gvisor_root
I0321 19:05:19.918531    1881 x:0] 		Platform: ptrace
I0321 19:05:19.918649    1881 x:0] 		FileAccess: shared, overlay: false
I0321 19:05:19.918733    1881 x:0] 		Network: sandbox, logging: false
I0321 19:05:19.918797    1881 x:0] 		Strace: false, max size: 1024, syscalls: []
I0321 19:05:19.918867    1881 x:0] ***************************
I0321 19:05:19.919038    1881 x:0] Setting up sandbox chroot in "/tmp"
I0321 19:05:19.930232    1881 x:0] Mounting "/proc" at "/tmp/proc"
I0321 19:05:20.269449    1881 x:0] Execve "/proc/self/exe" again, bye!
I0321 19:05:20.327869    1881 x:0] ***************************
I0321 19:05:20.327960    1881 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-0]
I0321 19:05:20.328093    1881 x:0] Git Revision: 064fda1a759fa3e73d25da3fd535d256ac8ccfb0
I0321 19:05:20.328157    1881 x:0] PID: 1881
I0321 19:05:20.328206    1881 x:0] UID: 65534, GID: 65534
I0321 19:05:20.328227    1881 x:0] Configuration:
I0321 19:05:20.328255    1881 x:0] 		RootDir: /syzkaller/managers/ptrace-proxy-sandbox-race/latest.tmp/workdir/gvisor_root
I0321 19:05:20.328279    1881 x:0] 		Platform: ptrace
I0321 19:05:20.328309    1881 x:0] 		FileAccess: shared, overlay: false
I0321 19:05:20.328331    1881 x:0] 		Network: sandbox, logging: false
I0321 19:05:20.328369    1881 x:0] 		Strace: false, max size: 1024, syscalls: []
I0321 19:05:20.328391    1881 x:0] ***************************
D0321 19:05:20.336650    1881 x:0] Spec: &{Version: Process:0xc00027d2b0 Root:0xc000293360 Hostname: Mounts:[] Hooks:<nil> Annotations:map[] Linux:<nil> Solaris:<nil> Windows:<nil>}
D0321 19:05:20.336766    1881 x:0] Spec.Hooks: <nil>
D0321 19:05:20.336808    1881 x:0] Spec.Linux: <nil>
D0321 19:05:20.336826    1881 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:0xc000232280 Rlimits:[] NoNewPrivileges:false ApparmorProfile: OOMScoreAdj:<nil> SelinuxLabel:}
D0321 19:05:20.337059    1881 x:0] Spec.Root: &{Path:/syzkaller/managers/ptrace-proxy-sandbox-race/latest.tmp/workdir/instance-1/image Readonly:true}
D0321 19:05:20.337115    1881 x:0] Spec.Mounts: []
W0321 19:05:20.337179    1881 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