I0326 23:28:13.001981   27408 x:0] ***************************
I0326 23:28:13.002149   27408 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]
I0326 23:28:13.002226   27408 x:0] Git Revision: 06ec97a3f823f1f5d928fc9c2beb3a11c2c88487
I0326 23:28:13.002251   27408 x:0] PID: 27408
I0326 23:28:13.002293   27408 x:0] UID: 0, GID: 0
I0326 23:28:13.002322   27408 x:0] Configuration:
I0326 23:28:13.002338   27408 x:0] 		RootDir: /syzkaller/managers/ptrace-proxy-sandbox-race/latest.tmp/workdir/gvisor_root
I0326 23:28:13.002367   27408 x:0] 		Platform: ptrace
I0326 23:28:13.002436   27408 x:0] 		FileAccess: shared, overlay: false
I0326 23:28:13.002477   27408 x:0] 		Network: sandbox, logging: false
I0326 23:28:13.002507   27408 x:0] 		Strace: false, max size: 1024, syscalls: []
I0326 23:28:13.002529   27408 x:0] ***************************
D0326 23:28:13.009908   27408 x:0] Spec: &{Version: Process:0xc00023d040 Root:0xc0002533c0 Hostname: Mounts:[] Hooks:<nil> Annotations:map[] Linux:<nil> Solaris:<nil> Windows:<nil>}
D0326 23:28:13.010081   27408 x:0] Spec.Hooks: <nil>
D0326 23:28:13.010126   27408 x:0] Spec.Linux: <nil>
D0326 23:28:13.010146   27408 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:0xc000200280 Rlimits:[] NoNewPrivileges:false ApparmorProfile: OOMScoreAdj:<nil> SelinuxLabel:}
D0326 23:28:13.010287   27408 x:0] Spec.Root: &{Path:/syzkaller/managers/ptrace-proxy-sandbox-race/latest.tmp/workdir/instance-0/image Readonly:true}
D0326 23:28:13.010328   27408 x:0] Spec.Mounts: []
D0326 23:28:13.010347   27408 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
D0326 23:28:13.010414   27408 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
D0326 23:28:13.018444   27408 x:0] Creating new sandbox for container "ci-gvisor-ptrace-proxy-sandbox-race-test-2"
D0326 23:28:13.025694   27408 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]
I0326 23:28:13.650994   27408 x:0] Gofer started, PID: 27498
I0326 23:28:13.651308   27408 x:0] Creating sandbox process with addr: runsc-sandbox.ci-gvisor-ptrace-proxy-sandbox-race-test-2
I0326 23:28:13.651448   27408 x:0] Sandbox will be started in new mount, IPC and UTS namespaces
I0326 23:28:13.651483   27408 x:0] Sandbox will be started in the current PID namespace
I0326 23:28:13.651502   27408 x:0] Sandbox will be started in new network namespace
I0326 23:28:13.651913   27408 x:0] Sandbox will be started in new user namespace
D0326 23:28:13.651960   27408 x:0] Donating FD 3: "control_server_socket"
D0326 23:28:13.651993   27408 x:0] Donating FD 4: "|0"
D0326 23:28:13.652030   27408 x:0] Donating FD 5: "/syzkaller/managers/ptrace-proxy-sandbox-race/latest.tmp/workdir/instance-0/bundle/config.json"
D0326 23:28:13.652107   27408 x:0] Donating FD 6: "|1"
D0326 23:28:13.652167   27408 x:0] Donating FD 7: "sandbox IO FD"
D0326 23:28:13.652199   27408 x:0] Donating FD 8: "/dev/stdin"
D0326 23:28:13.652233   27408 x:0] Donating FD 9: "/dev/stdout"
D0326 23:28:13.652285   27408 x:0] Donating FD 10: "/dev/stderr"
D0326 23:28:13.652320   27408 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]
D0326 23:28:13.652497   27408 x:0] SysProcAttr: &{Chroot: Credential:0xc00024ee70 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:[]}
I0326 23:28:29.083514   27408 x:0] Sandbox started, PID: 27809
I0326 23:28:29.259074   27809 x:0] ***************************
I0326 23:28:29.259599   27809 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]
I0326 23:28:29.259825   27809 x:0] Git Revision: 06ec97a3f823f1f5d928fc9c2beb3a11c2c88487
I0326 23:28:29.259923   27809 x:0] PID: 27809
I0326 23:28:29.260016   27809 x:0] UID: 0, GID: 65534
I0326 23:28:29.260093   27809 x:0] Configuration:
I0326 23:28:29.260232   27809 x:0] 		RootDir: /syzkaller/managers/ptrace-proxy-sandbox-race/latest.tmp/workdir/gvisor_root
I0326 23:28:29.260321   27809 x:0] 		Platform: ptrace
I0326 23:28:29.260362   27809 x:0] 		FileAccess: shared, overlay: false
I0326 23:28:29.260431   27809 x:0] 		Network: sandbox, logging: false
I0326 23:28:29.260472   27809 x:0] 		Strace: false, max size: 1024, syscalls: []
I0326 23:28:29.260601   27809 x:0] ***************************
I0326 23:28:29.261470   27809 x:0] Setting up sandbox chroot in "/tmp"
I0326 23:28:29.304870   27809 x:0] Mounting "/proc" at "/tmp/proc"
I0326 23:28:29.683959   27809 x:0] Execve "/proc/self/exe" again, bye!
I0326 23:28:29.797091   27809 x:0] ***************************
I0326 23:28:29.797185   27809 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]
I0326 23:28:29.797307   27809 x:0] Git Revision: 06ec97a3f823f1f5d928fc9c2beb3a11c2c88487
I0326 23:28:29.797330   27809 x:0] PID: 27809
I0326 23:28:29.797354   27809 x:0] UID: 65534, GID: 65534
I0326 23:28:29.797372   27809 x:0] Configuration:
I0326 23:28:29.797386   27809 x:0] 		RootDir: /syzkaller/managers/ptrace-proxy-sandbox-race/latest.tmp/workdir/gvisor_root
I0326 23:28:29.797430   27809 x:0] 		Platform: ptrace
I0326 23:28:29.797452   27809 x:0] 		FileAccess: shared, overlay: false
I0326 23:28:29.797488   27809 x:0] 		Network: sandbox, logging: false
I0326 23:28:29.797513   27809 x:0] 		Strace: false, max size: 1024, syscalls: []
I0326 23:28:29.797535   27809 x:0] ***************************
D0326 23:28:29.803185   27809 x:0] Spec: &{Version: Process:0xc000282ea0 Root:0xc00028d320 Hostname: Mounts:[] Hooks:<nil> Annotations:map[] Linux:<nil> Solaris:<nil> Windows:<nil>}
D0326 23:28:29.803282   27809 x:0] Spec.Hooks: <nil>
D0326 23:28:29.803338   27809 x:0] Spec.Linux: <nil>
D0326 23:28:29.803352   27809 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:0xc00022a280 Rlimits:[] NoNewPrivileges:false ApparmorProfile: OOMScoreAdj:<nil> SelinuxLabel:}
D0326 23:28:29.803434   27809 x:0] Spec.Root: &{Path:/syzkaller/managers/ptrace-proxy-sandbox-race/latest.tmp/workdir/instance-0/image Readonly:true}
D0326 23:28:29.803458   27809 x:0] Spec.Mounts: []
W0326 23:28:29.803512   27809 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