On 8/21/25 16:27, Alexander Leidinger wrote:
Am 2025-08-21 23:14, schrieb Kyle Evans:
On 8/21/25 11:16, Xin LI wrote:
On Thu, Aug 21, 2025 at 6:19 AM Alexander Leidinger <[email protected] 
<mailto:[email protected]>> wrote:

    Hi,

    I tried to update from -current as of 2025-08-11-154054 (CEST) to
    2025-08-20-075320. I've updated the kernel and base, but no jail.
    Result:

    1) Not all jails got up. For mysql I have the DB on a separate dataset,
    I attach the dataset to the jail (grep dataset /etc/rc.d/jail) to be
    able to manage it from within the jail. I got the message that the
    dataset is already attached (first start of the jail at boot). When I
    resolved this by simply not attaching the dataset, mysqld died with a
    bad syscall.

    2) A lot of processes inside jails segfaulted.

    I then updated the jails from the build. More processes came up, but
    some still died (e.g. php_fpm).

    At that point I reverted all back (this emails is handled via the jails
    on this host). I still have the BE which causes issues, in case someone
    needs to get some info out of it.

    I have not seen anything in UPDATING which suggests anything in this
    regard.

    src.conf:
    ---snip---
    WITHOUT_PROFILE=yes
    CFLAGS+=-DFTP_COMBINE_CWDS
    MALLOC_PRODUCTION=yes
    WITH_MALLOC_PRODUCTION=yes
    WITHOUT_LLVM_ASSERTIONS=yes
    KERNCONF=ANDROMEDA
    WITH_RETPOLINE=yes
    WITH_KERNEL_RETPOLINE=yes
    WITH_RELRO=yes
    WITH_BIND_NOW=yes
    OPT_INIT_ALL=zero
    WITH_ZEROREGS=yes
    WITHOUT_CLEAN=yes
    LOADER_GZIP_SUPPORT=no
    LOADER_BZIP2_SUPPORT=no
    LOADER_BIOS_TEXTONLY=no
    LOADER_NFS_SUPPORT=no
    LOADER_TFTP_SUPPORT=no
    LOADER_CD9660_SUPPORT=no
    ---snip---

    src-env.conf:
    ---snip---
    WITH_META_MODE=yes
    FORTIFY_SOURCE=2
    ---snip---

    Bye,
    Alexander.

    --     http://www.Leidinger.net <http://www.Leidinger.net> 
[email protected]: PGP 0x8F31830F9F2772BF
    http://www.FreeBSD.org <http://www.FreeBSD.org> [email protected]  : PGP 
0x8F31830F9F2772BF

Since you are using a custom kernel, is it possible that you didn't have 
COMPAT_FREEBSD14?  (Recently [gs]etgroups were changed, with compatibility 
syscalls moved to COMPAT_FREEBSD14).

UPDATING only mentions VMM stuff for COMPAT_FREEBSD14. I give this a try 
tomorrow. But would this also affect the zfs dataset stuff?


Reading your initial e-mail, I think you actually got past the main reason to 
need COMPAT_FREEBSD14 when you rebuilt
after mysqld died with a bad syscall.  I had missed that detail the first time, 
sorry.

I don't think I'd expect it to help with zfs dataset stuff.

I had wondered the same, but the use of 'segfault' gave me pause; these would 
be SIGSYS rather than SIGSEGV, but that could just be a minor terminology 
dispute.

Aug 20 10:35:32 Andromeda kernel: [566445] pid 52166 (auth), jid 50, uid 143: 
exited on signal 6 (no core dump - sugid process denied by ke
rn.sugid_coredump)
Aug 20 10:35:37 Andromeda kernel: [566450] pid 52172 (auth), jid 50, uid 143: 
exited on signal 6 (no core dump - sugid process denied by ke
rn.sugid_coredump)
Aug 20 10:35:44 Andromeda kernel: [566457] pid 52179 (auth), jid 50, uid 143: 
exited on signal 6 (no core dump - sugid process denied by ke
rn.sugid_coredump)
Aug 20 10:35:51 Andromeda kernel: [566463] pid 52185 (auth), jid 50, uid 143: 
exited on signal 6 (no core dump - sugid process denied by ke
rn.sugid_coredump)
Aug 20 10:35:56 Andromeda kernel: [566469] pid 52193 (auth), jid 50, uid 143: 
exited on signal 6 (no core dump - sugid process denied by ke
rn.sugid_coredump)


SIGABRT would seem to imply something like an assertion being tripped, which is 
a bit unusual.  Might need to flip
kern.sugid_coredump for a minute and see if you can gather some more context 
from a coredump.

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