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Zbigniew Jędrzejewski-Szmek a937ce2d85 shared/libcrypt-util: use libcrypt_ra() 
This lets the libc/xcrypt allocate as much storage area as it needs.
Should fix #16965:

testsuite-46.sh[74]: ==74==ERROR: AddressSanitizer: stack-buffer-overflow on address 0x7f3e972e1080 at pc 0x7f3e9be8deed bp 0x7ffce4f28530 sp 0x7ffce4f27ce0
testsuite-46.sh[74]: WRITE of size 131232 at 0x7f3e972e1080 thread T0
testsuite-46.sh[74]:     #0 0x7f3e9be8deec  (/usr/lib/clang/10.0.1/lib/linux/libclang_rt.asan-x86_64.so+0x9feec)
testsuite-46.sh[74]:     #1 0x559cd05a6412 in user_record_make_hashed_password /systemd-meson-build/../build/src/home/user-record-util.c:818:21
testsuite-46.sh[74]:     #2 0x559cd058fb03 in create_home /systemd-meson-build/../build/src/home/homectl.c:1112:29
testsuite-46.sh[74]:     #3 0x7f3e9b5b3058 in dispatch_verb /systemd-meson-build/../build/src/shared/verbs.c:103:24
testsuite-46.sh[74]:     #4 0x559cd058c101 in run /systemd-meson-build/../build/src/home/homectl.c:3325:16
testsuite-46.sh[74]:     #5 0x559cd058c00a in main /systemd-meson-build/../build/src/home/homectl.c:3328:1
testsuite-46.sh[74]:     #6 0x7f3e9a88b151 in __libc_start_main (/usr/lib/libc.so.6+0x28151)
testsuite-46.sh[74]:     #7 0x559cd0583e7d in _start (/usr/bin/homectl+0x24e7d)
testsuite-46.sh[74]: Address 0x7f3e972e1080 is located in stack of thread T0 at offset 32896 in frame
testsuite-46.sh[74]:     #0 0x559cd05a60df in user_record_make_hashed_password /systemd-meson-build/../build/src/home/user-record-util.c:789
testsuite-46.sh[74]:   This frame has 6 object(s):
testsuite-46.sh[74]:     [32, 40) 'priv' (line 790)
testsuite-46.sh[74]:     [64, 72) 'np' (line 791)
testsuite-46.sh[74]:     [96, 104) 'salt' (line 809)
testsuite-46.sh[74]:     [128, 32896) 'cd' (line 810)
testsuite-46.sh[74]:     [33152, 33168) '.compoundliteral' <== Memory access at offset 32896 partially underflows this variable
testsuite-46.sh[74]:     [33184, 33192) 'new_array' (line 832) <== Memory access at offset 32896 partially underflows this variable
testsuite-46.sh[74]: HINT: this may be a false positive if your program uses some custom stack unwind mechanism, swapcontext or vfork
testsuite-46.sh[74]:       (longjmp and C++ exceptions *are* supported)
testsuite-46.sh[74]: SUMMARY: AddressSanitizer: stack-buffer-overflow (/usr/lib/clang/10.0.1/lib/linux/libclang_rt.asan-x86_64.so+0x9feec)

It seems 'struct crypt_data' is 32896 bytes, but libclang_rt wants more, at least 33168?
 		2020-09-15 09:30:56 +02:00
.github Revert "ci: turn off the "upstream-systemd-ci" ppa" 2020-07-15 08:59:25 +02:00
.lgtm/cpp-queries lgtm: complain about accept() [people should use accept4() instead, due to O_CLOEXEC] 2019-04-10 20:03:38 +02:00
.mkosi Update mkosi.ubuntu to 'focal' 2020-07-23 16:44:09 +02:00
catalog catalog: update Polish translation 2020-07-26 11:28:29 +02:00
coccinelle tree-wide: use set_ensure_put() 2020-06-22 16:32:37 +02:00
docs socket: New option 'FlushPending' (boolean) to flush socket before entering listening state 2020-09-01 17:20:23 +02:00
factory/etc man: move 'files' module in NSS 'hosts:' line before myhostname 2020-08-17 18:55:59 +02:00
hwdb.d hwdb: Add Adesso AKB-805MAC keyboard, mfd by Ortek 2020-09-03 09:20:17 +02:00
man man: fix typo in resolved.conf 2020-09-05 21:38:01 +02:00
modprobe.d Add SPDX license headers to various assorted files 2017-11-19 19:08:15 +01:00
network network: add TUN/TAP vt-* network rule for VMs 2020-04-17 19:15:00 +02:00
po Translated using Weblate (Croatian) 2020-08-29 13:29:25 +02:00
presets Revert "presets: "disable" all passive targets by default" 2020-05-26 20:51:58 +02:00
rules.d rules: don't install 80-drivers.rules when kmod is disabled 2020-08-25 09:35:49 +02:00
semaphoreci semaphoreci: update Debian release to bullseye 2020-07-24 01:45:44 +03:00
shell-completion bash-completion: resolvectl: support 'log-level' command 2020-09-04 17:03:28 +09:00
src shared/libcrypt-util: use libcrypt_ra() 2020-09-15 09:30:56 +02:00
sysctl.d sysctl: enable coredump for suid binaries 2020-04-07 15:28:46 +02:00
sysusers.d sysusers,tmpfiles: re-create systemd-network, systemd-resolve and systemd-timesync 2018-07-16 17:11:50 +02:00
test Merge pull request #16044 from ssahani/resolved-interface 2020-09-03 19:06:05 +02:00
tmpfiles.d tmpfiles: don't complain if we can't enable pstore in containers 2020-05-25 16:43:35 +02:00
tools update-dbus-docs: add hint 2020-08-27 21:30:23 +02:00
travis-ci travis: compile with -O1 with clang 2020-07-21 02:00:04 +09:00
units Merge pull request #16850 from mbiebl/networkd-socket-activation 2020-08-29 16:12:46 +02:00
xorg scripts: use 4 space indentation 2019-04-12 08:30:31 +02:00
.clang-format clang-format: set Break afer enum to false 2020-07-19 15:44:04 +02:00
.ctags editors: Prevent ctags from following symlinks 2019-02-15 11:01:20 -08:00
.dir-locals.el scripts: use 4 space indentation 2019-04-12 08:30:31 +02:00
.editorconfig editorconfig: add man configuration 2020-05-26 15:37:05 +02:00
.gitattributes git: indicate that tabs are never OK in the systemd tree 2013-10-30 02:25:38 +01:00
.gitignore mkosi: Keep mkosi.default out of the repository. 2020-07-16 21:44:02 +01:00
.lgtm.yml lgtm: drop the TMPDIR/meson workaround 2020-03-03 20:27:42 +01:00
.mailmap NEWS: update contributors list for v246-pre 2020-07-23 17:30:54 +02:00
.travis.yml coverity: switch back to Fedora 31 2020-07-12 22:00:16 +00:00
.vimrc scripts: use 4 space indentation 2019-04-12 08:30:31 +02:00
.ycm_extra_conf.py ycm: add doc string for all the functions in configuration file 2017-11-29 13:21:49 -07:00
LICENSE.GPL2 relicense to LGPLv2.1 (with exceptions) 2012-04-12 00:24:39 +02:00
LICENSE.LGPL2.1 licence: remove references to old FSF address 2012-12-17 11:41:31 +01:00
Makefile build-sys: Fix Makefile wrapper for install target (#6548) 2017-08-07 11:29:20 +02:00
NEWS NEWS: explain the "bind"/"unbind" situation a bit 2020-09-01 17:40:13 +02:00
README meson: add min version for libfdisk 2020-08-19 10:18:33 +02:00
README.md README: add reference to systemd.io 2020-06-16 13:34:04 +02:00
TODO update TODO 2020-09-02 15:04:06 +02:00
azure-pipelines.yml Free up some resources on Azure Pipelines 2019-07-17 13:28:38 +09:00
configure treewide: more portable bash shebangs 2020-03-05 17:27:07 +01:00
meson.build shared: make libcryptsetup dep dlopen 2020-09-02 15:04:06 +02:00
meson_options.txt meson: add "develop mode" config switch 2020-08-27 20:20:23 +02:00
mkosi.build mkosi: Unify environment for unit tests 2020-04-22 10:35:12 +02:00
zanata.xml po: add basic fedora.zanata.org configuration 2018-02-19 13:56:57 +01:00

README.md

Systemd

System and Service Manager

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Details

Most documentation is available on systemd's web site.

Assorted, older, general information about systemd can be found in the systemd Wiki.

Information about build requirements is provided in the README file.

Consult our NEWS file for information about what's new in the most recent systemd versions.

Please see the Hacking guide for information on how to hack on systemd and test your modifications.

Please see our Contribution Guidelines for more information about filing GitHub Issues and posting GitHub Pull Requests.

When preparing patches for systemd, please follow our Coding Style Guidelines.

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Stable branches with backported patches are available in the stable repo.