Bug 1938486

Summary: New systems looses some web access
Product: [Fedora] Fedora Reporter: Sammy <sait.a.umar>
Component: systemdAssignee: systemd-maint
Status: CLOSED DUPLICATE QA Contact: Fedora Extras Quality Assurance <extras-qa>
Severity: urgent Docs Contact:
Priority: unspecified    
Version: 33CC: fedoraproject, filbranden, flepied, kasong, lnykryn, msekleta, ssahani, s, systemd-maint, yuwatana, zbyszek, z
Target Milestone: ---   
Target Release: ---   
Hardware: x86_64   
OS: Linux   
Whiteboard:
Fixed In Version: Doc Type: If docs needed, set a value
Doc Text:
Story Points: ---
Clone Of: Environment:
Last Closed: 2021-03-23 17:17:31 UTC Type: Bug
Regression: --- Mount Type: ---
Documentation: --- CRM:
Verified Versions: Category: ---
oVirt Team: --- RHEL 7.3 requirements from Atomic Host:
Cloudforms Team: --- Target Upstream Version:
Embargoed:

Description Sammy 2021-03-13 21:15:48 UTC
I installed systemd-246.11-1.fc33 from koji on a few machines and after restart many web sites could not be found! It was true for different browsers. Reinstalling the older version fixed the access issue. FYI before it is pushed out.

Comment 1 Sammy 2021-03-23 14:34:10 UTC
Same issue with systemd-246.12-1.fc33. Looks like bug https://bugzilla.redhat.com/show_bug.cgi?id=1933433

Comment 2 Zbigniew Jędrzejewski-Szmek 2021-03-23 17:17:31 UTC
I assume this is the same issue. Please follow the debugging information request in
comments 5 and 6 is you can.

*** This bug has been marked as a duplicate of bug 1938460 ***

Comment 3 Sammy 2021-03-23 19:50:49 UTC
I did the testing with medlineplus.gov like in the comment #6 of the above bug but that showed no error. However, I then did it on one of the sites that could not find the server "lwn.net" and here is what I got (about 60% of my sites give the same error). These work fine after downgrading to systemd-246.10-1
======== resolve ========
_nss_resolve_gethostbyname4_r("lwn.net") → status=NSS_STATUS_NOTFOUND
                   pat=0x(nil) errno=999/--- h_errno=1/Unknown host
_nss_resolve_gethostbyname3_r("lwn.net", AF_INET) → status=NSS_STATUS_NOTFOUND
                   errno=999/--- h_errno=1/Unknown host ttl=2147483647
_nss_resolve_gethostbyname3_r("lwn.net", AF_INET6) → status=NSS_STATUS_NOTFOUND
                   errno=999/--- h_errno=1/Unknown host ttl=2147483647
_nss_resolve_gethostbyname3_r("lwn.net", *) → status=NSS_STATUS_NOTFOUND
                   errno=999/--- h_errno=1/Unknown host ttl=2147483647
_nss_resolve_gethostbyname3_r("lwn.net", AF_UNIX) → status=NSS_STATUS_UNAVAIL
                   errno=97/EAFNOSUPPORT h_errno=3/Unknown server error ttl=2147483647
_nss_resolve_gethostbyname2_r("lwn.net", AF_INET) → status=NSS_STATUS_NOTFOUND
                   errno=999/--- h_errno=1/Unknown host
_nss_resolve_gethostbyname2_r("lwn.net", AF_INET6) → status=NSS_STATUS_NOTFOUND
                   errno=999/--- h_errno=1/Unknown host
_nss_resolve_gethostbyname2_r("lwn.net", *) → status=NSS_STATUS_NOTFOUND
                   errno=999/--- h_errno=1/Unknown host
_nss_resolve_gethostbyname2_r("lwn.net", AF_UNIX) → status=NSS_STATUS_UNAVAIL
                   errno=97/EAFNOSUPPORT h_errno=3/Unknown server error
_nss_resolve_gethostbyname_r("lwn.net") → status=NSS_STATUS_NOTFOUND
                   errno=999/--- h_errno=1/Unknown host
======== dns ========
_nss_dns_gethostbyname4_r("lwn.net") → status=NSS_STATUS_NOTFOUND
                   pat=0x(nil) errno=999/--- h_errno=4/No address associated with name
_nss_dns_gethostbyname3_r("lwn.net", AF_INET) → status=NSS_STATUS_NOTFOUND
                   errno=999/--- h_errno=4/No address associated with name ttl=2147483647
_nss_dns_gethostbyname3_r("lwn.net", AF_INET6) → status=NSS_STATUS_NOTFOUND
                   errno=999/--- h_errno=4/No address associated with name ttl=2147483647
_nss_dns_gethostbyname3_r("lwn.net", *) → status=NSS_STATUS_UNAVAIL
                   errno=97/EAFNOSUPPORT h_errno=4/No address associated with name ttl=2147483647
_nss_dns_gethostbyname3_r("lwn.net", AF_UNIX) → status=NSS_STATUS_UNAVAIL
                   errno=97/EAFNOSUPPORT h_errno=4/No address associated with name ttl=2147483647
_nss_dns_gethostbyname2_r("lwn.net", AF_INET) → status=NSS_STATUS_NOTFOUND
                   errno=999/--- h_errno=4/No address associated with name
_nss_dns_gethostbyname2_r("lwn.net", AF_INET6) → status=NSS_STATUS_NOTFOUND
                   errno=999/--- h_errno=4/No address associated with name
_nss_dns_gethostbyname2_r("lwn.net", *) → status=NSS_STATUS_UNAVAIL
                   errno=97/EAFNOSUPPORT h_errno=4/No address associated with name
_nss_dns_gethostbyname2_r("lwn.net", AF_UNIX) → status=NSS_STATUS_UNAVAIL
                   errno=97/EAFNOSUPPORT h_errno=4/No address associated with name
_nss_dns_gethostbyname_r("lwn.net") → status=NSS_STATUS_NOTFOUND
                   errno=999/--- h_errno=4/No address associated with name