Your message dated Wed, 14 Feb 2024 09:08:07 +0300 with message-id <[email protected]> and subject line closing bugs fixed by 1.19 upload has caused the Debian Bug report #1051818, regarding unbound: floods journal (100%CPU unbound, 100%CPU sd-journald) with errors when it can't reply to control socket peer to be marked as done.
This means that you claim that the problem has been dealt with. If this is not the case it is now your responsibility to reopen the Bug report if necessary, and/or fix the problem forthwith. (NB: If you are a system administrator and have no idea what this message is talking about, this may indicate a serious mail system misconfiguration somewhere. Please contact [email protected] immediately.) -- 1051818: https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=1051818 Debian Bug Tracking System Contact [email protected] with problems
--- Begin Message ---Package: unbound Version: 1.17.1-2 Version: 1.18.0-2 Severity: normal Dear Maintainer, -- >8 -- #include <unistd.h> #include <limits.h> #include <stdio.h> #include <stdlib.h> #include <string.h> #include <sys/sendfile.h> #include <sys/socket.h> #include <sys/stat.h> #include <sys/un.h> int main(int argc, const char * const * argv) { struct sockaddr_un unbound_ctl; unbound_ctl.sun_family = AF_UNIX; strncpy(unbound_ctl.sun_path, argv[1], sizeof(unbound_ctl.sun_path)); int local_datas = socket(AF_UNIX, SOCK_STREAM, 0); connect(local_datas, &unbound_ctl, sizeof(unbound_ctl)); #define LOCAL_DATAS "UBCT1 local_datas\n" write(local_datas, LOCAL_DATAS, sizeof(LOCAL_DATAS) - 1); while(sendfile(local_datas, 0, 0, 128 * 1024 * 1024)) ; } -- >8 -- -- >8 -- $ { printf '%s\n' 'UBCT1 local_datas' ';; a' 'abc.def. 3600 in txt testupa' ';; b'; } > badzone $ cc badzone.c -o badzone.run $ sudo ./badzone.run /run/unbound.ctl < badzone -- >8 -- (if you run badzone.run under strace it doesn't reliably reproduce; attaching strace to unbound may also affect this). This yields unbound pegging one CPU and sd-journald pegging the other. strace capturing this attached. The journal now consists of, exclusively -- >8 -- 2023-09-13T02:13:40+0200 tarta unbound[3955248]: [3955248:0] error: could not send: Broken pipe 2023-09-13T02:13:40+0200 tarta unbound[3955248]: [3955248:0] error: could not send: Broken pipe 2023-09-13T02:13:40+0200 tarta unbound[3955248]: [3955248:0] error: could not send: Broken pipe 2023-09-13T02:13:40+0200 tarta unbound[3955248]: [3955248:0] error: could not send: Broken pipe 2023-09-13T02:13:40+0200 tarta unbound[3955248]: [3955248:0] error: could not send: Broken pipe 2023-09-13T02:13:40+0200 tarta unbound[3955248]: [3955248:0] error: could not send: Broken pipe 2023-09-13T02:13:40+0200 tarta unbound[3955248]: [3955248:0] error: could not send: Broken pipe 2023-09-13T02:13:40+0200 tarta unbound[3955248]: [3955248:0] error: could not send: Broken pipe 2023-09-13T02:13:40+0200 tarta unbound[3955248]: [3955248:0] error: could not send: Broken pipe 2023-09-13T02:13:40+0200 tarta unbound[3955248]: [3955248:0] error: could not send: Broken pipe 2023-09-13T02:13:40+0200 tarta unbound[3955248]: [3955248:0] error: could not send: Broken pipe 2023-09-13T02:13:40+0200 tarta unbound[3955248]: [3955248:0] error: could not send: Broken pipe 2023-09-13T02:13:40+0200 tarta unbound[3955248]: [3955248:0] error: could not send: Broken pipe 2023-09-13T02:13:40+0200 tarta unbound[3955248]: [3955248:0] error: could not send: Broken pipe 2023-09-13T02:13:40+0200 tarta unbound[3955248]: [3955248:0] error: could not send: Broken pipe 2023-09-13T02:13:40+0200 tarta unbound[3955248]: [3955248:0] error: could not send: Broken pipe 2023-09-13T02:13:40+0200 tarta unbound[3955248]: [3955248:0] error: could not send: Broken pipe 2023-09-13T02:13:40+0200 tarta unbound[3955248]: [3955248:0] error: could not send: Broken pipe 2023-09-13T02:13:40+0200 tarta unbound[3955248]: [3955248:0] error: could not send: Broken pipe 2023-09-13T02:13:40+0200 tarta unbound[3955248]: [3955248:0] error: could not send: Broken pipe 2023-09-13T02:13:40+0200 tarta unbound[3955248]: [3955248:0] error: could not send: Broken pipe 2023-09-13T02:13:40+0200 tarta unbound[3955248]: [3955248:0] error: could not send: Broken pipe 2023-09-13T02:13:40+0200 tarta unbound[3955248]: [3955248:0] error: could not send: Broken pipe 2023-09-13T02:13:40+0200 tarta unbound[3955248]: [3955248:0] error: could not send: Broken pipe 2023-09-13T02:13:40+0200 tarta unbound[3955248]: [3955248:0] error: could not send: Broken pipe 2023-09-13T02:13:40+0200 tarta unbound[3955248]: [3955248:0] error: could not send: Broken pipe 2023-09-13T02:13:40+0200 tarta unbound[3955248]: [3955248:0] error: could not send: Broken pipe 2023-09-13T02:13:40+0200 tarta unbound[3955248]: [3955248:0] error: could not send: Broken pipe 2023-09-13T02:13:40+0200 tarta unbound[3955248]: [3955248:0] error: could not send: Broken pipe 2023-09-13T02:13:40+0200 tarta unbound[3955248]: [3955248:0] error: could not send: Broken pipe 2023-09-13T02:13:40+0200 tarta unbound[3955248]: [3955248:0] error: could not send: Broken pipe 2023-09-13T02:13:40+0200 tarta unbound[3955248]: [3955248:0] error: could not send: Broken pipe 2023-09-13T02:13:40+0200 tarta unbound[3955248]: [3955248:0] error: could not send: Broken pipe 2023-09-13T02:13:40+0200 tarta unbound[3955248]: [3955248:0] error: could not send: Broken pipe 2023-09-13T02:13:40+0200 tarta unbound[3955248]: [3955248:0] error: could not send: Broken pipe 2023-09-13T02:13:40+0200 tarta unbound[3955248]: [3955248:0] error: could not send: Broken pipe 2023-09-13T02:13:40+0200 tarta unbound[3955248]: [3955248:0] error: could not send: Broken pipe 2023-09-13T02:13:40+0200 tarta unbound[3955248]: [3955248:0] error: could not send: Broken pipe 2023-09-13T02:13:40+0200 tarta unbound[3955248]: [3955248:0] error: could not send: Broken pipe 2023-09-13T02:13:40+0200 tarta unbound[3955248]: [3955248:0] error: could not send: Broken pipe 2023-09-13T02:13:40+0200 tarta unbound[3955248]: [3955248:0] error: could not send: Broken pipe 2023-09-13T02:13:40+0200 tarta unbound[3955248]: [3955248:0] error: could not send: Broken pipe 2023-09-13T02:13:40+0200 tarta unbound[3955248]: [3955248:0] error: could not send: Broken pipe 2023-09-13T02:13:40+0200 tarta unbound[3955248]: [3955248:0] error: could not send: Broken pipe 2023-09-13T02:13:40+0200 tarta unbound[3955248]: [3955248:0] error: could not send: Broken pipe 2023-09-13T02:13:40+0200 tarta unbound[3955248]: [3955248:0] error: could not send: Broken pipe 2023-09-13T02:13:40+0200 tarta unbound[3955248]: [3955248:0] error: could not send: Broken pipe 2023-09-13T02:13:40+0200 tarta unbound[3955248]: [3955248:0] error: could not send: Broken pipe 2023-09-13T02:13:40+0200 tarta unbound[3955248]: [3955248:0] error: could not send: Broken pipe 2023-09-13T02:13:40+0200 tarta unbound[3955248]: [3955248:0] error: could not send: Broken pipe 2023-09-13T02:13:40+0200 tarta unbound[3955248]: [3955248:0] error: could not send: Broken pipe 2023-09-13T02:13:40+0200 tarta unbound[3955248]: [3955248:0] error: could not send: Broken pipe -- >8 -- .. okay? So close it. or whatever. "Client hangup" isn't a valid excuse to behave like this, especially for a network-native program. Best, наб -- System Information: Debian Release: 12.1 APT prefers stable-updates APT policy: (500, 'stable-updates'), (500, 'stable-security'), (500, 'stable-debug'), (500, 'stable') Architecture: amd64 (x86_64) Foreign Architectures: i386 Kernel: Linux 6.1.0-9-amd64 (SMP w/24 CPU threads; PREEMPT) Kernel taint flags: TAINT_PROPRIETARY_MODULE, TAINT_FIRMWARE_WORKAROUND, TAINT_OOT_MODULE, TAINT_UNSIGNED_MODULE Locale: LANG=en_GB.UTF-8, LC_CTYPE=en_GB.UTF-8 (charmap=UTF-8), LANGUAGE=en_GB:en Shell: /bin/sh linked to /usr/bin/dash Init: systemd (via /run/systemd/system) LSM: AppArmor: enabled Versions of packages unbound depends on: ii adduser 3.134 ii init-system-helpers 1.65.2 ii libc6 2.36-9+deb12u1 ii libevent-2.1-7 2.1.12-stable-8 ii libnghttp2-14 1.52.0-1 ii libprotobuf-c1 1.4.1-1+b1 ii libpython3.11 3.11.2-6 ii libssl3 3.0.9-1 ii libsystemd0 252.12-1~deb12u1 ii sysvinit-utils [lsb-base] 3.06-4 Versions of packages unbound recommends: ii dns-root-data 2023010101 Versions of packages unbound suggests: ii apparmor 3.0.8-3 ii openssl 3.0.9-1 -- no debconf information
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--- Begin Message ---Version: 1.19.1-1 Several more bugs has been fixed by the upload of unbound version 1.19.1-1, and I forgot to mention all of them in d/changelog. Closing them now separately. /mjt
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