I0327 03:22:45.997512   11511 x:0] ***************************
I0327 03:22:45.997737   11511 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]
I0327 03:22:45.997943   11511 x:0] Git Revision: e9152d4a621ea3f83da4a064018bc32854330e6c
I0327 03:22:45.998039   11511 x:0] PID: 11511
I0327 03:22:45.998109   11511 x:0] UID: 0, GID: 0
I0327 03:22:45.998157   11511 x:0] Configuration:
I0327 03:22:45.998247   11511 x:0] 		RootDir: /syzkaller/managers/ptrace-proxy-sandbox-race/latest.tmp/workdir/gvisor_root
I0327 03:22:45.998295   11511 x:0] 		Platform: ptrace
I0327 03:22:45.998375   11511 x:0] 		FileAccess: shared, overlay: false
I0327 03:22:45.998427   11511 x:0] 		Network: sandbox, logging: false
I0327 03:22:45.998789   11511 x:0] 		Strace: false, max size: 1024, syscalls: []
I0327 03:22:45.998870   11511 x:0] ***************************
D0327 03:22:46.004358   11511 x:0] Spec: &{Version: Process:0xc000281040 Root:0xc0002993a0 Hostname: Mounts:[] Hooks:<nil> Annotations:map[] Linux:<nil> Solaris:<nil> Windows:<nil>}
D0327 03:22:46.020648   11511 x:0] Spec.Hooks: <nil>
D0327 03:22:46.020801   11511 x:0] Spec.Linux: <nil>
D0327 03:22:46.020852   11511 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:}
D0327 03:22:46.021084   11511 x:0] Spec.Root: &{Path:/syzkaller/managers/ptrace-proxy-sandbox-race/latest.tmp/workdir/instance-0/image Readonly:true}
D0327 03:22:46.021167   11511 x:0] Spec.Mounts: []
D0327 03:22:46.021240   11511 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
D0327 03:22:46.021392   11511 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
D0327 03:22:46.026849   11511 x:0] Creating new sandbox for container "ci-gvisor-ptrace-proxy-sandbox-race-test-2"
D0327 03:22:46.030433   11511 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]
I0327 03:22:46.618343   11511 x:0] Gofer started, PID: 11642
I0327 03:22:46.619128   11511 x:0] Creating sandbox process with addr: runsc-sandbox.ci-gvisor-ptrace-proxy-sandbox-race-test-2
I0327 03:22:46.619360   11511 x:0] Sandbox will be started in new mount, IPC and UTS namespaces
I0327 03:22:46.619428   11511 x:0] Sandbox will be started in the current PID namespace
I0327 03:22:46.619586   11511 x:0] Sandbox will be started in new network namespace
I0327 03:22:46.619973   11511 x:0] Sandbox will be started in new user namespace
D0327 03:22:46.620037   11511 x:0] Donating FD 3: "control_server_socket"
D0327 03:22:46.620924   11511 x:0] Donating FD 4: "|0"
D0327 03:22:46.621218   11511 x:0] Donating FD 5: "/syzkaller/managers/ptrace-proxy-sandbox-race/latest.tmp/workdir/instance-0/bundle/config.json"
D0327 03:22:46.621375   11511 x:0] Donating FD 6: "|1"
D0327 03:22:46.621437   11511 x:0] Donating FD 7: "sandbox IO FD"
D0327 03:22:46.621504   11511 x:0] Donating FD 8: "/dev/stdin"
D0327 03:22:46.621565   11511 x:0] Donating FD 9: "/dev/stdout"
D0327 03:22:46.621630   11511 x:0] Donating FD 10: "/dev/stderr"
D0327 03:22:46.621692   11511 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]
D0327 03:22:46.621906   11511 x:0] SysProcAttr: &{Chroot: Credential:0xc0002b2210 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:[]}
I0327 03:22:55.303310   11511 x:0] Sandbox started, PID: 11752
I0327 03:22:56.922667   11752 x:0] ***************************
I0327 03:22:56.947335   11752 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]
I0327 03:22:56.947527   11752 x:0] Git Revision: e9152d4a621ea3f83da4a064018bc32854330e6c
I0327 03:22:56.947574   11752 x:0] PID: 11752
I0327 03:22:56.947596   11752 x:0] UID: 0, GID: 65534
I0327 03:22:56.947649   11752 x:0] Configuration:
I0327 03:22:56.947671   11752 x:0] 		RootDir: /syzkaller/managers/ptrace-proxy-sandbox-race/latest.tmp/workdir/gvisor_root
I0327 03:22:56.947691   11752 x:0] 		Platform: ptrace
I0327 03:22:56.947740   11752 x:0] 		FileAccess: shared, overlay: false
I0327 03:22:56.947780   11752 x:0] 		Network: sandbox, logging: false
I0327 03:22:56.947846   11752 x:0] 		Strace: false, max size: 1024, syscalls: []
I0327 03:22:56.947873   11752 x:0] ***************************
I0327 03:22:56.948002   11752 x:0] Setting up sandbox chroot in "/tmp"
I0327 03:22:56.973463   11752 x:0] Mounting "/proc" at "/tmp/proc"
I0327 03:22:57.385099   11752 x:0] Execve "/proc/self/exe" again, bye!
I0327 03:22:57.468106   11752 x:0] ***************************
I0327 03:22:57.468323   11752 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]
I0327 03:22:57.468538   11752 x:0] Git Revision: e9152d4a621ea3f83da4a064018bc32854330e6c
I0327 03:22:57.468613   11752 x:0] PID: 11752
I0327 03:22:57.468909   11752 x:0] UID: 65534, GID: 65534
I0327 03:22:57.469021   11752 x:0] Configuration:
I0327 03:22:57.470524   11752 x:0] 		RootDir: /syzkaller/managers/ptrace-proxy-sandbox-race/latest.tmp/workdir/gvisor_root
I0327 03:22:57.470639   11752 x:0] 		Platform: ptrace
I0327 03:22:57.470718   11752 x:0] 		FileAccess: shared, overlay: false
I0327 03:22:57.470810   11752 x:0] 		Network: sandbox, logging: false
I0327 03:22:57.472230   11752 x:0] 		Strace: false, max size: 1024, syscalls: []
I0327 03:22:57.472375   11752 x:0] ***************************
D0327 03:22:57.488791   11752 x:0] Spec: &{Version: Process:0xc00029af70 Root:0xc0002a5360 Hostname: Mounts:[] Hooks:<nil> Annotations:map[] Linux:<nil> Solaris:<nil> Windows:<nil>}
D0327 03:22:57.489048   11752 x:0] Spec.Hooks: <nil>
D0327 03:22:57.489075   11752 x:0] Spec.Linux: <nil>
D0327 03:22:57.489113   11752 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:0xc000242280 Rlimits:[] NoNewPrivileges:false ApparmorProfile: OOMScoreAdj:<nil> SelinuxLabel:}
D0327 03:22:57.489285   11752 x:0] Spec.Root: &{Path:/syzkaller/managers/ptrace-proxy-sandbox-race/latest.tmp/workdir/instance-0/image Readonly:true}
D0327 03:22:57.489375   11752 x:0] Spec.Mounts: []
W0327 03:22:57.569706   11752 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