Public bug reported: [Description]
Systemd crashes when logging very long messages. This regression was introduced with upstream commit d054f0a4d451 [1] due to xsprintf. Commits e68eedbbdc98 [2] and 574432f889ce [3] replace some uses of xsprintf with snprintf and fix it. [Test Case] # systemd-run --scope apt-get -q -y -o DPkg::Options::=--force-confold -o DPkg::Options::=--force-confdef --allow-unauthenticated install acl adduser amd64-microcode apt base-files base-passwd bash bash-completion bind9-host binfmt-support binutils-common binutils-x86-64-linux-gnu bsdmainutils bsdutils busybox-initramfs busybox-static bzip2 ca- certificates console-setup console-setup-linux coreutils cpio cpp cpp-7 crda cron curl dash dbus dctrl-tools debconf debconf-i18n debianutils dictionaries-common diffutils dirmngr distro-info-data dmeventd dmsetup dnsmasq-base dnsutils dpkg e2fslibs e2fsprogs ed eject fakeroot fdisk file findutils friendly-recovery gawk gcc-7-base gcc-8-base gettext-base gir1.2-glib-2.0 gnupg gnupg-l10n gnupg-utils gpg gpg-agent gpg-wks- client gpg-wks-server gpgconf gpgsm gpgv grep groff-base grub-common grub-pc grub-pc-bin grub2-common gzip hostname info init init-system- helpers initramfs-tools initramfs-tools-bin initramfs-tools-core install-info intel-microcode iproute2 iptables iputils-ping iputils- tracepath irqbalance isc-dhcp-client isc-dhcp-common iso-codes iw keyboard-configuration keyutils klibc-utils kmod krb5-locales krb5-user language-pack-en language-pack-en-base language-pack-gnome-en language- pack-gnome-en-base less libaccountsservice0 libacl1 libapparmor1 libargon2-0 libasan4 libasn1-8-heimdal libassuan0 libatm1 libatomic1 libattr1 libaudit-common libaudit1 libbinutils libblkid1 libbsd0 libbz2-1.0 libc-bin libc-dev-bin libc6 libc6-dev libcap-ng0 libcap2 libcap2-bin libcc1-0 libcilkrts5 libcom-err2 libcryptsetup12 libcurl3-gnutls libcurl4 libdb5.3 libdbus-1-3 libdebconfclient0 libdevmapper-event1.02.1 libdevmapper1.02.1 libdpkg-perl libdrm-common libdrm2 libdumbnet1 libedit2 libelf1 libestr0 libevent-2.1-6 libexpat1 libexpat1-dev libext2fs2 libfakeroot libfastjson4 libfdisk1 libffi6 libfreetype6 libfribidi0 libfuse2 libgc1c2 libgcc-7-dev libgcc1 libgcrypt20 libgdbm-compat4 libgeoip1 libgirepository-1.0-1 libglib2.0-0 libglib2.0-data libgmp10 libgnutls30 libgomp1 libgpg-error0 libgpm2 libgssapi-krb5-2 libgssapi3-heimdal libgssrpc4 libhcrypto4-heimdal libheimbase1-heimdal libheimntlm0-heimdal libhogweed4 libhx509-5-heimdal libitm1 libjs-jquery libjs-sphinxdoc libjs-underscore libk5crypto3 libkadm5clnt-mit11 libkadm5srv-mit11 libkdb5-9 libkeyutils1 libkmod2 libkrb5-26-heimdal libkrb5-3 libkrb5support0 libksba8 libldap-2.4-2 libldap-common liblocale-gettext-perl liblsan0 liblz4-1 liblzma5 libmagic-mgc libmagic1 libmnl0 libmount1 libmpc3 libmpdec2 libmpfr6 libmpx2 libmspack0 libncurses5 libncursesw5 libnetfilter-conntrack3 libnettle6 libnewt0.52 libnfnetlink0 libnfsidmap2 libnghttp2-14 libnl-3-200 libnl-genl-3-200 libnorm1 libnpth0 libnss-systemd libnuma1 libp11-kit0 libpam-cap libpam-krb5 libpam-modules libpam-modules-bin libpam-runtime libpam-systemd libpam0g libparted2 libpcap0.8 libpci3 libpcre3 libpgm-5.2-0 libpipeline1 libplymouth4 libpng16-16 libpolkit- gobject-1-0 libpopt0 libpsl5 libpython-all-dev libpython-dev libpython- stdlib libpython2.7 libpython2.7-dev libpython2.7-minimal # tail -f /var/log/syslog ... Jan 22 12:50:33 bionic-kernel systemd[1]: Assertion 'xsprintf: buf[] must be big enough' failed at ../src/core/job.c:803, function job_log_status_message(). Aborting. Broadcast message from systemd-journald@bionic-kernel (Wed 2020-01-22 12:50:33 UTC): systemd[1]: Caught <ABRT>, dumped core as pid 14620. Broadcast message from systemd-journald@bionic-kernel (Wed 2020-01-22 12:50:33 UTC): systemd[1]: Freezing execution. Jan 22 12:50:33 bionic-kernel systemd[1]: Caught <ABRT>, dumped core as pid 14620. Jan 22 12:50:33 bionic-kernel systemd[1]: Freezing execution. [Regression Potential] The patches replace xsprintf with snprintf and the regression potential is small. [Other] Only Bionic is affected. [1] https://github.com/systemd/systemd/issues/4534 [2] https://github.com/systemd/systemd/commit/e68eedbbdc98fa13449756b7fee3bed689d76493 [3] https://github.com/systemd/systemd/commit/574432f889ce3de126bbc6736bcbd22ee170ff82 ** Affects: systemd (Ubuntu) Importance: Medium Assignee: Ioanna Alifieraki (joalif) Status: Confirmed ** Affects: systemd (Ubuntu Bionic) Importance: Medium Assignee: Ioanna Alifieraki (joalif) Status: Confirmed ** Also affects: systemd (Ubuntu Bionic) Importance: Undecided Status: New ** Changed in: systemd (Ubuntu Bionic) Status: New => Confirmed ** Changed in: systemd (Ubuntu) Status: New => Confirmed ** Changed in: systemd (Ubuntu) Importance: Undecided => Medium ** Changed in: systemd (Ubuntu Bionic) Importance: Undecided => Medium ** Changed in: systemd (Ubuntu Bionic) Assignee: (unassigned) => Ioanna Alifieraki (joalif) ** Changed in: systemd (Ubuntu) Assignee: (unassigned) => Ioanna Alifieraki (joalif) -- You received this bug notification because you are a member of Ubuntu Touch seeded packages, which is subscribed to systemd in Ubuntu. https://bugs.launchpad.net/bugs/1860548 Title: systemd crashes when logging long message Status in systemd package in Ubuntu: Confirmed Status in systemd source package in Bionic: Confirmed Bug description: [Description] Systemd crashes when logging very long messages. This regression was introduced with upstream commit d054f0a4d451 [1] due to xsprintf. Commits e68eedbbdc98 [2] and 574432f889ce [3] replace some uses of xsprintf with snprintf and fix it. [Test Case] # systemd-run --scope apt-get -q -y -o DPkg::Options::=--force-confold -o DPkg::Options::=--force-confdef --allow-unauthenticated install acl adduser amd64-microcode apt base-files base-passwd bash bash- completion bind9-host binfmt-support binutils-common binutils-x86-64 -linux-gnu bsdmainutils bsdutils busybox-initramfs busybox-static bzip2 ca-certificates console-setup console-setup-linux coreutils cpio cpp cpp-7 crda cron curl dash dbus dctrl-tools debconf debconf-i18n debianutils dictionaries-common diffutils dirmngr distro-info-data dmeventd dmsetup dnsmasq-base dnsutils dpkg e2fslibs e2fsprogs ed eject fakeroot fdisk file findutils friendly-recovery gawk gcc-7-base gcc-8-base gettext-base gir1.2-glib-2.0 gnupg gnupg-l10n gnupg-utils gpg gpg-agent gpg-wks-client gpg-wks-server gpgconf gpgsm gpgv grep groff-base grub-common grub-pc grub-pc-bin grub2-common gzip hostname info init init-system-helpers initramfs-tools initramfs-tools-bin initramfs-tools-core install-info intel-microcode iproute2 iptables iputils-ping iputils-tracepath irqbalance isc-dhcp-client isc-dhcp- common iso-codes iw keyboard-configuration keyutils klibc-utils kmod krb5-locales krb5-user language-pack-en language-pack-en-base language-pack-gnome-en language-pack-gnome-en-base less libaccountsservice0 libacl1 libapparmor1 libargon2-0 libasan4 libasn1-8-heimdal libassuan0 libatm1 libatomic1 libattr1 libaudit- common libaudit1 libbinutils libblkid1 libbsd0 libbz2-1.0 libc-bin libc-dev-bin libc6 libc6-dev libcap-ng0 libcap2 libcap2-bin libcc1-0 libcilkrts5 libcom-err2 libcryptsetup12 libcurl3-gnutls libcurl4 libdb5.3 libdbus-1-3 libdebconfclient0 libdevmapper-event1.02.1 libdevmapper1.02.1 libdpkg-perl libdrm-common libdrm2 libdumbnet1 libedit2 libelf1 libestr0 libevent-2.1-6 libexpat1 libexpat1-dev libext2fs2 libfakeroot libfastjson4 libfdisk1 libffi6 libfreetype6 libfribidi0 libfuse2 libgc1c2 libgcc-7-dev libgcc1 libgcrypt20 libgdbm-compat4 libgeoip1 libgirepository-1.0-1 libglib2.0-0 libglib2.0-data libgmp10 libgnutls30 libgomp1 libgpg-error0 libgpm2 libgssapi-krb5-2 libgssapi3-heimdal libgssrpc4 libhcrypto4-heimdal libheimbase1-heimdal libheimntlm0-heimdal libhogweed4 libhx509-5-heimdal libitm1 libjs-jquery libjs-sphinxdoc libjs- underscore libk5crypto3 libkadm5clnt-mit11 libkadm5srv-mit11 libkdb5-9 libkeyutils1 libkmod2 libkrb5-26-heimdal libkrb5-3 libkrb5support0 libksba8 libldap-2.4-2 libldap-common liblocale-gettext-perl liblsan0 liblz4-1 liblzma5 libmagic-mgc libmagic1 libmnl0 libmount1 libmpc3 libmpdec2 libmpfr6 libmpx2 libmspack0 libncurses5 libncursesw5 libnetfilter-conntrack3 libnettle6 libnewt0.52 libnfnetlink0 libnfsidmap2 libnghttp2-14 libnl-3-200 libnl-genl-3-200 libnorm1 libnpth0 libnss-systemd libnuma1 libp11-kit0 libpam-cap libpam-krb5 libpam-modules libpam-modules-bin libpam-runtime libpam-systemd libpam0g libparted2 libpcap0.8 libpci3 libpcre3 libpgm-5.2-0 libpipeline1 libplymouth4 libpng16-16 libpolkit-gobject-1-0 libpopt0 libpsl5 libpython-all-dev libpython-dev libpython-stdlib libpython2.7 libpython2.7-dev libpython2.7-minimal # tail -f /var/log/syslog ... Jan 22 12:50:33 bionic-kernel systemd[1]: Assertion 'xsprintf: buf[] must be big enough' failed at ../src/core/job.c:803, function job_log_status_message(). Aborting. Broadcast message from systemd-journald@bionic-kernel (Wed 2020-01-22 12:50:33 UTC): systemd[1]: Caught <ABRT>, dumped core as pid 14620. Broadcast message from systemd-journald@bionic-kernel (Wed 2020-01-22 12:50:33 UTC): systemd[1]: Freezing execution. Jan 22 12:50:33 bionic-kernel systemd[1]: Caught <ABRT>, dumped core as pid 14620. Jan 22 12:50:33 bionic-kernel systemd[1]: Freezing execution. [Regression Potential] The patches replace xsprintf with snprintf and the regression potential is small. [Other] Only Bionic is affected. [1] https://github.com/systemd/systemd/issues/4534 [2] https://github.com/systemd/systemd/commit/e68eedbbdc98fa13449756b7fee3bed689d76493 [3] https://github.com/systemd/systemd/commit/574432f889ce3de126bbc6736bcbd22ee170ff82 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/systemd/+bug/1860548/+subscriptions -- Mailing list: https://launchpad.net/~touch-packages Post to : touch-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~touch-packages More help : https://help.launchpad.net/ListHelp
