Am 12.06.19 um 08:16 schrieb Wouter Wijngaards: > Hi, > > On 11/06/2019 22:22, PGNet Dev wrote: >> On 6/11/19 11:59 AM, A. Schulze wrote: >>> Am 11.06.19 um 19:54 schrieb A. Schulze: >>>> - I don't use TLS for AXFR >>> if that matters: I *do* use TSIG-Keys to secure the AXFR >> >> Here, all the slave AXFRs are configured NOKEY. > > So it is not SSL. Then it could be TCP Fast Open (server-side fast > open, from the logs I see this is the AXFR server). Or perhaps the file > descriptor events could be mangled, in the event handling. This patch > may help? Otherwise, perhaps a stack trace of the issue could be useful > to have, or a way to reproduce it. > > https://github.com/NLnetLabs/nsd/commit/75c7e1a2fab265e504e8aa2f93dff195dc5b8394
I applied similiar changes to 4.2.0 but this make things worse. https://andreasschulze.de/tmp/axfr_segfault_fix.patch Jun 12 17:48:57 dnsserver02 kernel: [2448848.071188] show_signal_msg: 7871 callbacks suppressed Jun 12 17:48:57 dnsserver02 kernel: [2448848.071191] nsd[59588]: segfault at 4 ip 00007f09e0d92ba3 sp 00007ffe460a0978 error 6 in libev.so.4.0.0[7f09e0d89000+d000] Jun 12 17:48:57 dnsserver02 kernel: [2448848.071684] nsd[59589]: segfault at 4 ip 00007f09e0d92ba3 sp 00007ffe460a0978 error 6 in libev.so.4.0.0[7f09e0d89000+d000] Jun 12 17:48:57 dnsserver02 kernel: [2448848.072179] nsd[59590]: segfault at 4 ip 00007f09e0d92ba3 sp 00007ffe460a0978 error 6 in libev.so.4.0.0[7f09e0d89000+d000] Jun 12 17:48:57 dnsserver02 kernel: [2448848.072672] nsd[59591]: segfault at 4 ip 00007f09e0d92ba3 sp 00007ffe460a0978 error 6 in libev.so.4.0.0[7f09e0d89000+d000] Jun 12 17:48:57 dnsserver02 kernel: [2448848.073452] nsd[59592]: segfault at 4 ip 00007f09e0d92ba3 sp 00007ffe460a0978 error 6 in libev.so.4.0.0[7f09e0d89000+d000] Jun 12 17:48:57 dnsserver02 kernel: [2448848.073972] nsd[59593]: segfault at 4 ip 00007f09e0d92ba3 sp 00007ffe460a0978 error 6 in libev.so.4.0.0[7f09e0d89000+d000] Jun 12 17:48:57 dnsserver02 kernel: [2448848.075735] nsd[59594]: segfault at 4 ip 00007f09e0d92ba3 sp 00007ffe460a0978 error 6 in libev.so.4.0.0[7f09e0d89000+d000] Jun 12 17:48:57 dnsserver02 kernel: [2448848.076253] nsd[59595]: segfault at 4 ip 00007f09e0d92ba3 sp 00007ffe460a0978 error 6 in libev.so.4.0.0[7f09e0d89000+d000] Jun 12 17:48:57 dnsserver02 kernel: [2448848.077077] nsd[59596]: segfault at 4 ip 00007f09e0d92ba3 sp 00007ffe460a0978 error 6 in libev.so.4.0.0[7f09e0d89000+d000] Jun 12 17:48:57 dnsserver02 kernel: [2448848.077576] nsd[59597]: segfault at 4 ip 00007f09e0d92ba3 sp 00007ffe460a0978 error 6 in libev.so.4.0.0[7f09e0d89000+d000] Andreas _______________________________________________ nsd-users mailing list nsd-users@NLnetLabs.nl https://open.nlnetlabs.nl/mailman/listinfo/nsd-users