Fix NPE in akka-http and pekko-http integrations

[mcculls]

Additional Notes

Also fix a related issue where spans were not being finished while polling through leftover scopes.

Contributor Checklist

• Format the title according the contribution guidelines
• Assign the type: and (comp: or inst:) labels in addition to any usefull labels
• Don't use close, fix or any linking keywords when referencing an issue.
  Use solves instead, and assign the PR milestone to the issue
• Update the CODEOWNERS file on source file addition, move, or deletion
• Update the public documentation in case of new configuration flag or behavior

Jira ticket: [PROJ-IDENT]

[pr-commenter]

Benchmarks

Startup

Parameters

	Baseline	Candidate
baseline_or_candidate	baseline	candidate
git_branch	master	mcculls/fix-akka-and-pekko-http-npe
git_commit_date	1750427857	1750443804
git_commit_sha	60c30c2	1991117
release_version	1.51.0-SNAPSHOT~60c30c276e	1.51.0-SNAPSHOT~1991117330

See matching parameters

	Baseline	Candidate
application	insecure-bank	insecure-bank
ci_job_date	1750445714	1750445714
ci_job_id	991969066	991969066
ci_pipeline_id	68353523	68353523
cpu_model	Intel(R) Xeon(R) Platinum 8259CL CPU @ 2.50GHz	Intel(R) Xeon(R) Platinum 8259CL CPU @ 2.50GHz
kernel_version	Linux runner-ecr1ksdw-project-304-concurrent-0-5l2cifg6 6.8.0-1029-aws #31~22.04.1-Ubuntu SMP Thu Apr 24 21:16:18 UTC 2025 x86_64 x86_64 x86_64 GNU/Linux	Linux runner-ecr1ksdw-project-304-concurrent-0-5l2cifg6 6.8.0-1029-aws #31~22.04.1-Ubuntu SMP Thu Apr 24 21:16:18 UTC 2025 x86_64 x86_64 x86_64 GNU/Linux
module	Agent	Agent
parent	None	None

Summary

Found 0 performance improvements and 0 performance regressions! Performance is the same for 42 metrics, 11 unstable metrics.

Startup time reports for petclinic

gantt title petclinic - global startup overhead: candidate=1.51.0-SNAPSHOT~1991117330, baseline=1.51.0-SNAPSHOT~60c30c276e dateFormat X axisFormat %s section tracing Agent [baseline] (1.026 s) : 0, 1026072 Total [baseline] (10.803 s) : 0, 10802996 Agent [candidate] (1.023 s) : 0, 1023380 Total [candidate] (10.577 s) : 0, 10577115 section appsec Agent [baseline] (1.182 s) : 0, 1182218 Total [baseline] (10.741 s) : 0, 10740512 Agent [candidate] (1.184 s) : 0, 1184039 Total [candidate] (10.759 s) : 0, 10758799 section iast Agent [baseline] (1.152 s) : 0, 1152490 Total [baseline] (10.822 s) : 0, 10821702 Agent [candidate] (1.158 s) : 0, 1157502 Total [candidate] (10.897 s) : 0, 10897152 section profiling Agent [baseline] (1.267 s) : 0, 1266977 Total [baseline] (10.892 s) : 0, 10891905 Agent [candidate] (1.276 s) : 0, 1276154 Total [candidate] (10.947 s) : 0, 10947339 

Loading

• baseline results

Module	Variant	Duration	Δ tracing
Agent	tracing	1.026 s	-
Agent	appsec	1.182 s	156.147 ms (15.2%)
Agent	iast	1.152 s	126.418 ms (12.3%)
Agent	profiling	1.267 s	240.905 ms (23.5%)
Total	tracing	10.803 s	-
Total	appsec	10.741 s	-62.484 ms (-0.6%)
Total	iast	10.822 s	18.706 ms (0.2%)
Total	profiling	10.892 s	88.909 ms (0.8%)

• candidate results

Module	Variant	Duration	Δ tracing
Agent	tracing	1.023 s	-
Agent	appsec	1.184 s	160.659 ms (15.7%)
Agent	iast	1.158 s	134.122 ms (13.1%)
Agent	profiling	1.276 s	252.774 ms (24.7%)
Total	tracing	10.577 s	-
Total	appsec	10.759 s	181.684 ms (1.7%)
Total	iast	10.897 s	320.037 ms (3.0%)
Total	profiling	10.947 s	370.224 ms (3.5%)

gantt title petclinic - break down per module: candidate=1.51.0-SNAPSHOT~1991117330, baseline=1.51.0-SNAPSHOT~60c30c276e dateFormat X axisFormat %s section tracing BytebuddyAgent [baseline] (687.122 ms) : 0, 687122 BytebuddyAgent [candidate] (685.054 ms) : 0, 685054 GlobalTracer [baseline] (242.322 ms) : 0, 242322 GlobalTracer [candidate] (241.52 ms) : 0, 241520 AppSec [baseline] (57.426 ms) : 0, 57426 AppSec [candidate] (60.912 ms) : 0, 60912 Debugger [baseline] (7.038 ms) : 0, 7038 Debugger [candidate] (6.17 ms) : 0, 6170 Remote Config [baseline] (684.759 µs) : 0, 685 Remote Config [candidate] (664.687 µs) : 0, 665 Telemetry [baseline] (10.516 ms) : 0, 10516 Telemetry [candidate] (8.113 ms) : 0, 8113 section appsec BytebuddyAgent [baseline] (709.244 ms) : 0, 709244 BytebuddyAgent [candidate] (711.427 ms) : 0, 711427 GlobalTracer [baseline] (235.529 ms) : 0, 235529 GlobalTracer [candidate] (235.979 ms) : 0, 235979 AppSec [baseline] (180.745 ms) : 0, 180745 AppSec [candidate] (179.942 ms) : 0, 179942 Debugger [baseline] (5.846 ms) : 0, 5846 Debugger [candidate] (5.797 ms) : 0, 5797 Remote Config [baseline] (611.534 µs) : 0, 612 Remote Config [candidate] (618.11 µs) : 0, 618 Telemetry [baseline] (7.31 ms) : 0, 7310 Telemetry [candidate] (7.283 ms) : 0, 7283 IAST [baseline] (22.126 ms) : 0, 22126 IAST [candidate] (22.081 ms) : 0, 22081 section iast BytebuddyAgent [baseline] (806.722 ms) : 0, 806722 BytebuddyAgent [candidate] (811.477 ms) : 0, 811477 GlobalTracer [baseline] (231.551 ms) : 0, 231551 GlobalTracer [candidate] (231.73 ms) : 0, 231730 AppSec [baseline] (52.979 ms) : 0, 52979 AppSec [candidate] (50.606 ms) : 0, 50606 Debugger [baseline] (5.931 ms) : 0, 5931 Debugger [candidate] (5.928 ms) : 0, 5928 Remote Config [baseline] (600.36 µs) : 0, 600 Remote Config [candidate] (592.964 µs) : 0, 593 Telemetry [baseline] (7.917 ms) : 0, 7917 Telemetry [candidate] (7.95 ms) : 0, 7950 IAST [baseline] (25.925 ms) : 0, 25925 IAST [candidate] (28.295 ms) : 0, 28295 section profiling BytebuddyAgent [baseline] (675.351 ms) : 0, 675351 BytebuddyAgent [candidate] (680.815 ms) : 0, 680815 GlobalTracer [baseline] (360.55 ms) : 0, 360550 GlobalTracer [candidate] (362.298 ms) : 0, 362298 AppSec [baseline] (62.193 ms) : 0, 62193 AppSec [candidate] (62.135 ms) : 0, 62135 Debugger [baseline] (6.188 ms) : 0, 6188 Debugger [candidate] (6.156 ms) : 0, 6156 Remote Config [baseline] (696.424 µs) : 0, 696 Remote Config [candidate] (718.948 µs) : 0, 719 Telemetry [baseline] (8.185 ms) : 0, 8185 Telemetry [candidate] (8.195 ms) : 0, 8195 ProfilingAgent [baseline] (105.329 ms) : 0, 105329 ProfilingAgent [candidate] (106.906 ms) : 0, 106906 Profiling [baseline] (105.354 ms) : 0, 105354 Profiling [candidate] (106.93 ms) : 0, 106930 

Loading

Startup time reports for insecure-bank

gantt title insecure-bank - global startup overhead: candidate=1.51.0-SNAPSHOT~1991117330, baseline=1.51.0-SNAPSHOT~60c30c276e dateFormat X axisFormat %s section tracing Agent [baseline] (1.026 s) : 0, 1025639 Total [baseline] (8.548 s) : 0, 8548083 Agent [candidate] (1.027 s) : 0, 1027321 Total [candidate] (8.552 s) : 0, 8551620 section iast Agent [baseline] (1.167 s) : 0, 1167211 Total [baseline] (9.247 s) : 0, 9246870 Agent [candidate] (1.16 s) : 0, 1160134 Total [candidate] (9.263 s) : 0, 9262514 

Loading

• baseline results

Module	Variant	Duration	Δ tracing
Agent	tracing	1.026 s	-
Agent	iast	1.167 s	141.573 ms (13.8%)
Total	tracing	8.548 s	-
Total	iast	9.247 s	698.786 ms (8.2%)

• candidate results

Module	Variant	Duration	Δ tracing
Agent	tracing	1.027 s	-
Agent	iast	1.16 s	132.813 ms (12.9%)
Total	tracing	8.552 s	-
Total	iast	9.263 s	710.894 ms (8.3%)

gantt title insecure-bank - break down per module: candidate=1.51.0-SNAPSHOT~1991117330, baseline=1.51.0-SNAPSHOT~60c30c276e dateFormat X axisFormat %s section tracing BytebuddyAgent [baseline] (686.558 ms) : 0, 686558 BytebuddyAgent [candidate] (686.102 ms) : 0, 686102 GlobalTracer [baseline] (242.174 ms) : 0, 242174 GlobalTracer [candidate] (243.087 ms) : 0, 243087 AppSec [baseline] (57.777 ms) : 0, 57777 AppSec [candidate] (58.878 ms) : 0, 58878 Debugger [baseline] (6.204 ms) : 0, 6204 Debugger [candidate] (7.208 ms) : 0, 7208 Remote Config [baseline] (678.539 µs) : 0, 679 Remote Config [candidate] (671.968 µs) : 0, 672 Telemetry [baseline] (11.286 ms) : 0, 11286 Telemetry [candidate] (10.503 ms) : 0, 10503 section iast BytebuddyAgent [baseline] (816.926 ms) : 0, 816926 BytebuddyAgent [candidate] (812.528 ms) : 0, 812528 GlobalTracer [baseline] (234.402 ms) : 0, 234402 GlobalTracer [candidate] (232.729 ms) : 0, 232729 AppSec [baseline] (53.633 ms) : 0, 53633 AppSec [candidate] (52.375 ms) : 0, 52375 Debugger [baseline] (6.001 ms) : 0, 6001 Debugger [candidate] (5.989 ms) : 0, 5989 Remote Config [baseline] (624.294 µs) : 0, 624 Remote Config [candidate] (616.173 µs) : 0, 616 Telemetry [baseline] (8.108 ms) : 0, 8108 Telemetry [candidate] (8.044 ms) : 0, 8044 IAST [baseline] (26.478 ms) : 0, 26478 IAST [candidate] (26.931 ms) : 0, 26931 

Loading

Load

Parameters

	Baseline	Candidate
baseline_or_candidate	baseline	candidate
git_branch	master	mcculls/fix-akka-and-pekko-http-npe
git_commit_date	1750427857	1750443804
git_commit_sha	60c30c2	1991117
release_version	1.51.0-SNAPSHOT~60c30c276e	1.51.0-SNAPSHOT~1991117330

See matching parameters

	Baseline	Candidate
application	insecure-bank	insecure-bank
ci_job_date	1750445399	1750445399
ci_job_id	991969067	991969067
ci_pipeline_id	68353523	68353523
cpu_model	Intel(R) Xeon(R) Platinum 8259CL CPU @ 2.50GHz	Intel(R) Xeon(R) Platinum 8259CL CPU @ 2.50GHz
kernel_version	Linux runner-9fhc4bx7-project-304-concurrent-0-4ko33jgp 6.8.0-1029-aws #31~22.04.1-Ubuntu SMP Thu Apr 24 21:16:18 UTC 2025 x86_64 x86_64 x86_64 GNU/Linux	Linux runner-9fhc4bx7-project-304-concurrent-0-4ko33jgp 6.8.0-1029-aws #31~22.04.1-Ubuntu SMP Thu Apr 24 21:16:18 UTC 2025 x86_64 x86_64 x86_64 GNU/Linux

Summary

Found 1 performance improvements and 2 performance regressions! Performance is the same for 9 metrics, 12 unstable metrics.

scenario	Δ mean http_req_duration	Δ mean throughput	candidate mean http_req_duration	candidate mean throughput	baseline mean http_req_duration	baseline mean throughput
scenario:load:insecure-bank:tracing:high_load	worse [+572.842µs; +827.061µs] or [+7.706%; +11.126%]	unstable [-125.426op/s; +19.301op/s] or [-20.143%; +3.100%]	8.134ms	569.625op/s	7.434ms	622.688op/s
scenario:load:insecure-bank:iast:high_load	worse [+317.758µs; +652.009µs] or [+3.432%; +7.041%]	unstable [-79.959op/s; +30.459op/s] or [-15.954%; +6.077%]	9.745ms	476.438op/s	9.260ms	501.188op/s
scenario:load:petclinic:profiling:high_load	better [-2.103ms; -1.054ms] or [-4.145%; -2.077%]	unstable [-4.039op/s; +9.889op/s] or [-4.379%; +10.720%]	49.170ms	95.175op/s	50.749ms	92.250op/s

Request duration reports for petclinic

gantt title petclinic - request duration [CI 0.99] : candidate=1.51.0-SNAPSHOT~1991117330, baseline=1.51.0-SNAPSHOT~60c30c276e dateFormat X axisFormat %s section baseline no_agent (38.13 ms) : 37831, 38430 . : milestone, 38130, appsec (48.637 ms) : 48206, 49068 . : milestone, 48637, code_origins (46.103 ms) : 45718, 46489 . : milestone, 46103, iast (44.398 ms) : 44008, 44789 . : milestone, 44398, profiling (50.749 ms) : 50262, 51235 . : milestone, 50749, tracing (43.817 ms) : 43459, 44176 . : milestone, 43817, section candidate no_agent (37.742 ms) : 37448, 38036 . : milestone, 37742, appsec (48.167 ms) : 47738, 48597 . : milestone, 48167, code_origins (45.971 ms) : 45581, 46361 . : milestone, 45971, iast (45.467 ms) : 45066, 45868 . : milestone, 45467, profiling (49.17 ms) : 48681, 49658 . : milestone, 49170, tracing (44.574 ms) : 44201, 44948 . : milestone, 44574, 

Loading

• baseline results

Variant	Request duration [CI 0.99]	Δ no_agent
no_agent	38.13 ms [37.831 ms, 38.43 ms]	-
appsec	48.637 ms [48.206 ms, 49.068 ms]	10.507 ms (27.6%)
code_origins	46.103 ms [45.718 ms, 46.489 ms]	7.973 ms (20.9%)
iast	44.398 ms [44.008 ms, 44.789 ms]	6.268 ms (16.4%)
profiling	50.749 ms [50.262 ms, 51.235 ms]	12.618 ms (33.1%)
tracing	43.817 ms [43.459 ms, 44.176 ms]	5.687 ms (14.9%)

• candidate results

Variant	Request duration [CI 0.99]	Δ no_agent
no_agent	37.742 ms [37.448 ms, 38.036 ms]	-
appsec	48.167 ms [47.738 ms, 48.597 ms]	10.425 ms (27.6%)
code_origins	45.971 ms [45.581 ms, 46.361 ms]	8.228 ms (21.8%)
iast	45.467 ms [45.066 ms, 45.868 ms]	7.724 ms (20.5%)
profiling	49.17 ms [48.681 ms, 49.658 ms]	11.427 ms (30.3%)
tracing	44.574 ms [44.201 ms, 44.948 ms]	6.832 ms (18.1%)

Request duration reports for insecure-bank

gantt title insecure-bank - request duration [CI 0.99] : candidate=1.51.0-SNAPSHOT~1991117330, baseline=1.51.0-SNAPSHOT~60c30c276e dateFormat X axisFormat %s section baseline no_agent (4.372 ms) : 4316, 4428 . : milestone, 4372, iast (9.26 ms) : 9109, 9411 . : milestone, 9260, iast_FULL (14.055 ms) : 13777, 14333 . : milestone, 14055, iast_GLOBAL (10.26 ms) : 10077, 10443 . : milestone, 10260, profiling (9.102 ms) : 8956, 9248 . : milestone, 9102, tracing (7.434 ms) : 7323, 7544 . : milestone, 7434, section candidate no_agent (4.386 ms) : 4336, 4436 . : milestone, 4386, iast (9.745 ms) : 9585, 9904 . : milestone, 9745, iast_FULL (13.724 ms) : 13454, 13993 . : milestone, 13724, iast_GLOBAL (10.336 ms) : 10156, 10516 . : milestone, 10336, profiling (9.391 ms) : 9235, 9548 . : milestone, 9391, tracing (8.134 ms) : 8008, 8259 . : milestone, 8134, 

Loading

• baseline results

Variant	Request duration [CI 0.99]	Δ no_agent
no_agent	4.372 ms [4.316 ms, 4.428 ms]	-
iast	9.26 ms [9.109 ms, 9.411 ms]	4.888 ms (111.8%)
iast_FULL	14.055 ms [13.777 ms, 14.333 ms]	9.683 ms (221.5%)
iast_GLOBAL	10.26 ms [10.077 ms, 10.443 ms]	5.889 ms (134.7%)
profiling	9.102 ms [8.956 ms, 9.248 ms]	4.73 ms (108.2%)
tracing	7.434 ms [7.323 ms, 7.544 ms]	3.062 ms (70.0%)

• candidate results

Variant	Request duration [CI 0.99]	Δ no_agent
no_agent	4.386 ms [4.336 ms, 4.436 ms]	-
iast	9.745 ms [9.585 ms, 9.904 ms]	5.358 ms (122.2%)
iast_FULL	13.724 ms [13.454 ms, 13.993 ms]	9.337 ms (212.9%)
iast_GLOBAL	10.336 ms [10.156 ms, 10.516 ms]	5.95 ms (135.7%)
profiling	9.391 ms [9.235 ms, 9.548 ms]	5.005 ms (114.1%)
tracing	8.134 ms [8.008 ms, 8.259 ms]	3.747 ms (85.4%)

Dacapo

Parameters

	Baseline	Candidate
baseline_or_candidate	baseline	candidate
git_branch	master	mcculls/fix-akka-and-pekko-http-npe
git_commit_date	1750427857	1750443804
git_commit_sha	60c30c2	1991117
release_version	1.51.0-SNAPSHOT~60c30c276e	1.51.0-SNAPSHOT~1991117330

See matching parameters

	Baseline	Candidate
application	biojava	biojava
ci_job_date	1750445898	1750445898
ci_job_id	991969068	991969068
ci_pipeline_id	68353523	68353523
cpu_model	Intel(R) Xeon(R) Platinum 8259CL CPU @ 2.50GHz	Intel(R) Xeon(R) Platinum 8259CL CPU @ 2.50GHz
kernel_version	Linux runner-ecr1ksdw-project-304-concurrent-1-5nacgl33 6.8.0-1029-aws #31~22.04.1-Ubuntu SMP Thu Apr 24 21:16:18 UTC 2025 x86_64 x86_64 x86_64 GNU/Linux	Linux runner-ecr1ksdw-project-304-concurrent-1-5nacgl33 6.8.0-1029-aws #31~22.04.1-Ubuntu SMP Thu Apr 24 21:16:18 UTC 2025 x86_64 x86_64 x86_64 GNU/Linux

Summary

Found 0 performance improvements and 0 performance regressions! Performance is the same for 12 metrics, 0 unstable metrics.

Execution time for tomcat

gantt title tomcat - execution time [CI 0.99] : candidate=1.51.0-SNAPSHOT~1991117330, baseline=1.51.0-SNAPSHOT~60c30c276e dateFormat X axisFormat %s section baseline no_agent (1.482 ms) : 1470, 1493 . : milestone, 1482, appsec (2.4 ms) : 2352, 2448 . : milestone, 2400, iast (2.189 ms) : 2127, 2250 . : milestone, 2189, iast_GLOBAL (2.237 ms) : 2176, 2299 . : milestone, 2237, profiling (2.024 ms) : 1975, 2073 . : milestone, 2024, tracing (2.022 ms) : 1975, 2070 . : milestone, 2022, section candidate no_agent (1.476 ms) : 1465, 1488 . : milestone, 1476, appsec (2.411 ms) : 2362, 2460 . : milestone, 2411, iast (2.189 ms) : 2128, 2250 . : milestone, 2189, iast_GLOBAL (2.227 ms) : 2166, 2289 . : milestone, 2227, profiling (2.047 ms) : 1997, 2098 . : milestone, 2047, tracing (2.001 ms) : 1954, 2048 . : milestone, 2001, 

Loading

• baseline results

Variant	Execution Time [CI 0.99]	Δ no_agent
no_agent	1.482 ms [1.47 ms, 1.493 ms]	-
appsec	2.4 ms [2.352 ms, 2.448 ms]	918.215 µs (62.0%)
iast	2.189 ms [2.127 ms, 2.25 ms]	706.724 µs (47.7%)
iast_GLOBAL	2.237 ms [2.176 ms, 2.299 ms]	755.295 µs (51.0%)
profiling	2.024 ms [1.975 ms, 2.073 ms]	541.779 µs (36.6%)
tracing	2.022 ms [1.975 ms, 2.07 ms]	540.494 µs (36.5%)

• candidate results

Variant	Execution Time [CI 0.99]	Δ no_agent
no_agent	1.476 ms [1.465 ms, 1.488 ms]	-
appsec	2.411 ms [2.362 ms, 2.46 ms]	934.795 µs (63.3%)
iast	2.189 ms [2.128 ms, 2.25 ms]	712.764 µs (48.3%)
iast_GLOBAL	2.227 ms [2.166 ms, 2.289 ms]	751.176 µs (50.9%)
profiling	2.047 ms [1.997 ms, 2.098 ms]	571.261 µs (38.7%)
tracing	2.001 ms [1.954 ms, 2.048 ms]	524.645 µs (35.5%)

Execution time for biojava

gantt title biojava - execution time [CI 0.99] : candidate=1.51.0-SNAPSHOT~1991117330, baseline=1.51.0-SNAPSHOT~60c30c276e dateFormat X axisFormat %s section baseline no_agent (15.007 s) : 15007000, 15007000 . : milestone, 15007000, appsec (14.976 s) : 14976000, 14976000 . : milestone, 14976000, iast (19.151 s) : 19151000, 19151000 . : milestone, 19151000, iast_GLOBAL (18.066 s) : 18066000, 18066000 . : milestone, 18066000, profiling (15.339 s) : 15339000, 15339000 . : milestone, 15339000, tracing (14.861 s) : 14861000, 14861000 . : milestone, 14861000, section candidate no_agent (15.57 s) : 15570000, 15570000 . : milestone, 15570000, appsec (14.655 s) : 14655000, 14655000 . : milestone, 14655000, iast (18.975 s) : 18975000, 18975000 . : milestone, 18975000, iast_GLOBAL (18.052 s) : 18052000, 18052000 . : milestone, 18052000, profiling (15.142 s) : 15142000, 15142000 . : milestone, 15142000, tracing (14.97 s) : 14970000, 14970000 . : milestone, 14970000, 

Loading

• baseline results

Variant	Execution Time [CI 0.99]	Δ no_agent
no_agent	15.007 s [15.007 s, 15.007 s]	-
appsec	14.976 s [14.976 s, 14.976 s]	-31.0 ms (-0.2%)
iast	19.151 s [19.151 s, 19.151 s]	4.144 s (27.6%)
iast_GLOBAL	18.066 s [18.066 s, 18.066 s]	3.059 s (20.4%)
profiling	15.339 s [15.339 s, 15.339 s]	332.0 ms (2.2%)
tracing	14.861 s [14.861 s, 14.861 s]	-146.0 ms (-1.0%)

• candidate results

Variant	Execution Time [CI 0.99]	Δ no_agent
no_agent	15.57 s [15.57 s, 15.57 s]	-
appsec	14.655 s [14.655 s, 14.655 s]	-915.0 ms (-5.9%)
iast	18.975 s [18.975 s, 18.975 s]	3.405 s (21.9%)
iast_GLOBAL	18.052 s [18.052 s, 18.052 s]	2.482 s (15.9%)
profiling	15.142 s [15.142 s, 15.142 s]	-428.0 ms (-2.7%)
tracing	14.97 s [14.97 s, 14.97 s]	-600.0 ms (-3.9%)

[bm1549]

Thanks for the quick fix!