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Analyzing: target //runsc:runsc (2 packages loaded, 0 targets configured)
Analyzing: target //runsc:runsc (43 packages loaded, 213 targets configured)
Analyzing: target //runsc:runsc (65 packages loaded, 9079 targets configured)
Analyzing: target //runsc:runsc (211 packages loaded, 9574 targets configured)
Analyzing: target //runsc:runsc (344 packages loaded, 12239 targets configured)
Analyzing: target //runsc:runsc (373 packages loaded, 15339 targets configured)
INFO: Analyzed target //runsc:runsc (374 packages loaded, 15514 targets configured).
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[1 / 6] [Prepa] BazelWorkspaceStatusAction stable-status.txt
[35 / 1,241] [Prepa] Executing genrule //pkg/sentry/platform/systrap/sysmsg:sighandler
ERROR: /syzkaller/managers/ci-gvisor-kvm-cover/kernel/pkg/sentry/platform/systrap/sysmsg/BUILD:15:11: Executing genrule //pkg/sentry/platform/systrap/sysmsg:sighandler failed: (Exit 1): bash failed: error executing command 
  (cd /syzkaller/.cache/bazel/_bazel_root/e46b623d9124efeebe6def9c4e64353e/sandbox/linux-sandbox/1/execroot/__main__ && \
  exec env - \
    PATH=/usr/local/go/bin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin \
  /bin/bash -c 'source external/bazel_tools/tools/genrule/genrule-setup.sh; /usr/bin/x86_64-linux-gnu-gcc    -fpie -O2 -fno-builtin -ffreestanding -g -Wa,--noexecstack -fno-asynchronous-unwind-tables -fno-stack-protector -c $(echo pkg/sentry/platform/systrap/sysmsg/sighandler_amd64.c pkg/sentry/platform/systrap/sysmsg/sysmsg_offsets_amd64.h pkg/sentry/platform/systrap/sysmsg/sysmsg.h pkg/sentry/platform/systrap/sysmsg/sysmsg_offsets.h | tr '\'' '\'' '\''
'\'' | grep -v -E '\''.h$'\'') -o bazel-out/k8-fastbuild-ST-7c31dbc243a2/bin/pkg/sentry/platform/systrap/sysmsg/sighandler.o')
# Configuration: c43444b52ecba0637e668c4577d0ecded8926b94be54c9c267afe31563954df0
# Execution platform: @local_config_platform//:host

Use --sandbox_debug to see verbose messages from the sandbox and retain the sandbox build root for debugging
pkg/sentry/platform/systrap/sysmsg/sighandler_amd64.c: In function 'restore_state':
pkg/sentry/platform/systrap/sysmsg/sighandler_amd64.c:388:71: error: parameter name omitted
  388 | void restore_state(struct sysmsg *sysmsg, struct thread_context *ctx, void *) {
      |                                                                       ^~~~~~
Target //runsc:runsc failed to build
INFO: Elapsed time: 15.349s, Critical Path: 0.23s
INFO: 5 processes: 5 internal.
FAILED: Build did NOT complete successfully
FAILED: Build did NOT complete successfully
failed to start scripts/get_maintainer.pl [scripts/get_maintainer.pl --git-min-percent=15 -f pkg/sentry/platform/systrap/sysmsg/sighandler_amd64.c]: fork/exec scripts/get_maintainer.pl: no such file or directory