panic: ptrace status unexpected: got 31, wanted stopped
DIAGNOSIS:
I0412 16:38:18.925182   27512 x:0] ***************************
I0412 16:38:18.925240   27512 x:0] Args: [/syzkaller/managers/ptrace-direct-overlay-host/current/image -root /syzkaller/managers/ptrace-direct-overlay-host/workdir/gvisor_root -watchdog-action=panic -network=none -debug -platform=ptrace -file-access=shared -network=host debug -stacks ci-gvisor-ptrace-direct-overlay-host-3]
I0412 16:38:18.925255   27512 x:0] Version release-20190304.1-116-g546a1df7d15f
I0412 16:38:18.925270   27512 x:0] PID: 27512
I0412 16:38:18.925279   27512 x:0] UID: 0, GID: 0
I0412 16:38:18.925283   27512 x:0] Configuration:
I0412 16:38:18.925293   27512 x:0] 		RootDir: /syzkaller/managers/ptrace-direct-overlay-host/workdir/gvisor_root
I0412 16:38:18.925297   27512 x:0] 		Platform: ptrace
I0412 16:38:18.925312   27512 x:0] 		FileAccess: shared, overlay: false
I0412 16:38:18.925326   27512 x:0] 		Network: host, logging: false
I0412 16:38:18.925333   27512 x:0] 		Strace: false, max size: 1024, syscalls: []
I0412 16:38:18.925338   27512 x:0] ***************************
D0412 16:38:18.925377   27512 x:0] Load container "/syzkaller/managers/ptrace-direct-overlay-host/workdir/gvisor_root" "ci-gvisor-ptrace-direct-overlay-host-3"
D0412 16:38:18.927106   27512 x:0] Signal container "ci-gvisor-ptrace-direct-overlay-host-3": signal 0
D0412 16:38:18.927132   27512 x:0] Signal sandbox "ci-gvisor-ptrace-direct-overlay-host-3"
D0412 16:38:18.927143   27512 x:0] Connecting to sandbox "ci-gvisor-ptrace-direct-overlay-host-3"
D0412 16:38:18.927516   27512 x:0] urpc: successfully marshalled 118 bytes.
I0412 16:38:19.224203   27512 x:0] Found sandbox "ci-gvisor-ptrace-direct-overlay-host-3", PID: 56875
I0412 16:38:19.224231   27512 x:0] Retrieving sandbox stacks
D0412 16:38:19.224246   27512 x:0] Stacks sandbox "ci-gvisor-ptrace-direct-overlay-host-3"
D0412 16:38:19.224254   27512 x:0] Connecting to sandbox "ci-gvisor-ptrace-direct-overlay-host-3"
D0412 16:38:19.224331   27512 x:0] urpc: successfully marshalled 36 bytes.
W0412 16:38:19.266576   27512 x:0] FATAL ERROR: retrieving stacks: getting sandbox "ci-gvisor-ptrace-direct-overlay-host-3" stacks: urpc method "debug.Stacks" failed: connection reset by peer
retrieving stacks: getting sandbox "ci-gvisor-ptrace-direct-overlay-host-3" stacks: urpc method "debug.Stacks" failed: connection reset by peer