fatal error: D1222 08:27:21.677084   23441 x:0] [ 43079] Discarding ignored signal 18
DIAGNOSIS:


Error collecting stacks: failed to run ["/syzkaller/managers/ptrace-proxy-sandbox-race/current/image" "-root" "/syzkaller/managers/ptrace-proxy-sandbox-race/workdir/gvisor_root" "-watchdog-action=panic" "-network=none" "-debug" "-platform=ptrace" "-file-access=shared" "-network=sandbox" "debug" "-stacks" "ci-gvisor-ptrace-proxy-sandbox-race-3"]: exit status 128
I1222 08:27:22.626328   48543 x:0] ***************************
I1222 08:27:22.626448   48543 x:0] Args: [/syzkaller/managers/ptrace-proxy-sandbox-race/current/image -root /syzkaller/managers/ptrace-proxy-sandbox-race/workdir/gvisor_root -watchdog-action=panic -network=none -debug -platform=ptrace -file-access=shared -network=sandbox debug -stacks ci-gvisor-ptrace-proxy-sandbox-race-3]
I1222 08:27:22.626523   48543 x:0] Git Revision: 7a3b4b7bdd7d1410190ab6e61a6c2e66105fa975
I1222 08:27:22.626547   48543 x:0] PID: 48543
I1222 08:27:22.626630   48543 x:0] UID: 0, GID: 0
I1222 08:27:22.626673   48543 x:0] Configuration:
I1222 08:27:22.626691   48543 x:0] 		RootDir: /syzkaller/managers/ptrace-proxy-sandbox-race/workdir/gvisor_root
I1222 08:27:22.626719   48543 x:0] 		Platform: ptrace
I1222 08:27:22.626756   48543 x:0] 		FileAccess: shared, overlay: false
I1222 08:27:22.626790   48543 x:0] 		Network: sandbox, logging: false
I1222 08:27:22.626815   48543 x:0] 		Strace: false, max size: 1024, syscalls: []
I1222 08:27:22.626844   48543 x:0] ***************************
D1222 08:27:22.626901   48543 x:0] Load container "/syzkaller/managers/ptrace-proxy-sandbox-race/workdir/gvisor_root" "ci-gvisor-ptrace-proxy-sandbox-race-3"
D1222 08:27:22.634228   48543 x:0] Signal container "ci-gvisor-ptrace-proxy-sandbox-race-3": signal 0
D1222 08:27:22.634314   48543 x:0] Signal sandbox "ci-gvisor-ptrace-proxy-sandbox-race-3"
D1222 08:27:22.634353   48543 x:0] Connecting to sandbox "ci-gvisor-ptrace-proxy-sandbox-race-3"
D1222 08:27:22.634788   48543 x:0] urpc: successfully marshalled 117 bytes.
I1222 08:27:25.123082   48543 x:0] Found sandbox "ci-gvisor-ptrace-proxy-sandbox-race-3", PID: 23441
I1222 08:27:25.123152   48543 x:0] Retrieving sandbox stacks
D1222 08:27:25.123172   48543 x:0] Stacks sandbox "ci-gvisor-ptrace-proxy-sandbox-race-3"
D1222 08:27:25.123214   48543 x:0] Connecting to sandbox "ci-gvisor-ptrace-proxy-sandbox-race-3"
W1222 08:27:25.123386   48543 x:0] FATAL ERROR: error retrieving stacks: error connecting to control server at PID 23441: connection refused
error retrieving stacks: error connecting to control server at PID 23441: connection refused
runtime: out of memory