cmd/dist: SIGSEGV during `Building packages and commands` on freebsd-arm-paulzhol

[gopherbot]

#!watchflakes
post <- builder == "freebsd-arm-paulzhol" && log ~ `make\.bash: .*Segmentation fault.*dist bootstrap`

Issue created automatically to collect these failures.

Example (log):

/tmp/workdir-host-freebsd-arm-paulzhol/go/src/make.bash: line 226:  1157 Segmentation fault      ./cmd/dist/dist bootstrap -a $vflag $GO_DISTFLAGS "$@"

— watchflakes

[gopherbot]

Found new dashboard test flakes for:

#!watchflakes
default <- repo == "net" && section == "Building packages and commands for freebsd/arm." && test == ""

2023-10-25 18:07 freebsd-arm-paulzhol net@4c7a5b64 go@7546c79e (log)

/tmp/workdir-host-freebsd-arm-paulzhol/go/src/make.bash: line 226:  1157 Segmentation fault      ./cmd/dist/dist bootstrap -a $vflag $GO_DISTFLAGS "$@"

— watchflakes

[bcmills]

(attn @paulzhol; CC @golang/freebsd)

[paulzhol]

Maybe related to #60670 (SIGBUS with non-aligned PC addresses).

[gopherbot]

Found new dashboard test flakes for:

#!watchflakes
post <- builder == "freebsd-arm-paulzhol" && log ~ `make\.bash: .*Segmentation fault.*dist bootstrap`

2023-11-02 10:34 freebsd-arm-paulzhol go@54452b96 (log)

/tmp/workdir-host-freebsd-arm-paulzhol/go/src/make.bash: line 226:  1155 Segmentation fault      ./cmd/dist/dist bootstrap -a $vflag $GO_DISTFLAGS "$@"

— watchflakes

[gopherbot]

Found new dashboard test flakes for:

#!watchflakes
post <- builder == "freebsd-arm-paulzhol" && log ~ `make\.bash: .*Segmentation fault.*dist bootstrap`

2023-11-18 01:08 freebsd-arm-paulzhol sys@13b15b78 go@46410b78 (log)

/tmp/workdir-host-freebsd-arm-paulzhol/go/src/make.bash: line 226:  1155 Segmentation fault      ./cmd/dist/dist bootstrap -a $vflag $GO_DISTFLAGS "$@"

— watchflakes