Date: Sun, 28 May 2017 09:46:12 +0200 From: Vincenzo Maffione <v.maffione@gmail.com> To: Harry Schmalzbauer <freebsd@omnilan.de> Cc: FreeBSD Net <freebsd-net@freebsd.org> Subject: Re: [panic] netmap(4) and if_lagg(4) Message-ID: <CA%2B_eA9h=UmC3RpXaMmzQ7oRQbn_4E4eYf5oEBhV7YJ2G_hYfsQ@mail.gmail.com> In-Reply-To: <59281DF8.20402@omnilan.de> References: <58CBCD7A.8060301@omnilan.de> <58CC23F5.7060507@omnilan.de> <CA%2B_eA9iajZOUFsnWKdodN7zMvst8wn0xViM4xxEx%2B41jw_0B3g@mail.gmail.com> <58CFA394.8070901@omnilan.de> <CA%2B_eA9jf_VjcYUZynu5CXx-ps5z7PSxOky=QLpR-miqtxmMU5w@mail.gmail.com> <5926EE96.1010000@omnilan.de> <CA%2B_eA9gcMD1QyG35p5UY8kz6n1kF%2B56Arz3q1T8HVBfMv3XN0w@mail.gmail.com> <5926F9F9.4040706@omnilan.de> <CA%2B_eA9hripEStmfJhj_Q93OF5jFf2nfQXeuA2DnuSjBmJi6j4g@mail.gmail.com> <592701D6.7030301@omnilan.de> <592742A8.4010207@omnilan.de> <CA%2B_eA9jg-xXJpeyQkcFzA%2B-y=qbwROww2FRWzCN=dkmfkaQivQ@mail.gmail.com> <5927D560.10003@omnilan.de> <CA%2B_eA9jhDZ-Cnj8zyAcp=1dw=Q%2BZm2m%2BBkxK11x6Y%2BHLhX%2BrUg@mail.gmail.com> <5927D77A.60502@omnilan.de> <CA%2B_eA9j%2BN5-2om2DETe0K1sAUPqDgwuNuNbF2F9St6C-YCKWQg@mail.gmail.com> <5927E974.6060706@omnilan.de> <CA%2B_eA9gpKd1k2VJnzi=bE2Oy7LLUD=pxRCt9yS0nACB3YAX2Sw@mail.gmail.com> <5927EF05.9040208@omnilan.de> <CA%2B_eA9gbPRYhVAftRTsNXVmzW23tkSOMXVbP4tU48hK--Zw%2BUg@mail.gmail.com> <59281DF8.20402@omnilan.de>
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--001a11493762c5774d055090c355 Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable Hi Harry, 2017-05-26 14:22 GMT+02:00 Harry Schmalzbauer <freebsd@omnilan.de>: > Bez=C3=BCglich Vincenzo Maffione's Nachricht vom 26.05.2017 11:06 (localt= ime): > > Yes, it should integrate and compile out of the box, I've done that > > several times with FreeBSD-11.0 and 10.3. > > Impressive, it needed just a small addition to sys/conf/files to make > the linker happy :-) > Exactly! > > I also recomplied vale-ctl, but I get the following error when trying to > add em0 (lagg-unrelated): > 389.083433 [ 835] netmap_obj_malloc netmap_ring request size > 65792 too large > 389.091593 [1693] netmap_mem2_rings_create Cannot allocate RX_ring > It means that you are giving too many slot to each RX ring, probably 4096. Try to use less slots, or to increase the dev.netmap.ring_size sysctl (default value is less than 65792). > > Adding lagg still results in a panci, but with your latest > "return()"-patch, it's different: > > 0xffffffff8042aefb is in freebsd_generic_rx_handler > (/usr/local/share/deploy-tools/RELENG_11/src/sys/dev/ > netmap/netmap_freebsd.c:276). > 271 struct netmap_generic_adapter *gna =3D > 272 (struct netmap_generic_adapter *)NA(ifp); > 273 int stolen =3D generic_rx_handler(ifp, m); > 274 > 275 if (!stolen) { > 276 gna->save_if_input(ifp, m); > 277 } > 278 } > 279 > 280 /* > > KDB: stack backtrace: > #0 0xffffffff805e4a17 at kdb_backtrace+0x67 > #1 0xffffffff805a34b6 at vpanic+0x186 > #2 0xffffffff805a3323 at panic+0x43 > #3 0xffffffff808a49b2 at trap_fatal+0x322 > #4 0xffffffff808a4a09 at trap_pfault+0x49 > #5 0xffffffff808a4246 at trap+0x286 > #6 0xffffffff8088a521 at calltrap+0x8 > #7 0xffffffff806aa3e0 at vlan_input+0x1f0 > #8 0xffffffff8069b298 at ether_demux+0x128 > #9 0xffffffff8069bf3b at ether_nh_input+0x31b > #10 0xffffffff806b7c00 at netisr_dispatch_src+0xa0 > #11 0xffffffff8069b546 at ether_input+0x26 > #12 0xffffffff803a0278 at igb_rxeof+0x738 > #13 0xffffffff8039f63f at igb_msix_que+0x10f > #14 0xffffffff8056ae1c at intr_event_execute_handlers+0xec > #15 0xffffffff8056b106 at ithread_loop+0xd6 > #16 0xffffffff80568475 at fork_exit+0x85 > #17 0xffffffff8088aa5e at fork_trampoline+0xe > > Yeah, the same bug jist slipped back. Discard the previous patch and replace it with the attached one. Cheers, Vincenzo > Any hints how I can get adding em0 (lagg and vlan-less) via vale-ctl > again? (netmap_obj_malloc netmap_ring request size 65792 too large) > > Thanks, > > -harry > > > --=20 Vincenzo Maffione --001a11493762c5774d055090c355 Content-Type: text/x-patch; charset="US-ASCII"; name="2-bugfix.patch" Content-Disposition: attachment; filename="2-bugfix.patch" Content-Transfer-Encoding: base64 X-Attachment-Id: f_j38egbvl0 ZGlmZiAtLWdpdCBhL3N5cy9kZXYvbmV0bWFwL25ldG1hcF9mcmVlYnNkLmMgYi9zeXMvZGV2L25l dG1hcC9uZXRtYXBfZnJlZWJzZC5jCmluZGV4IDY2ZDA2MzdmLi5mYTY0MjdlMCAxMDA2NDQKLS0t IGEvc3lzL2Rldi9uZXRtYXAvbmV0bWFwX2ZyZWVic2QuYworKysgYi9zeXMvZGV2L25ldG1hcC9u ZXRtYXBfZnJlZWJzZC5jCkBAIC0yNzAsOCArMjcwLDEzIEBAIGZyZWVic2RfZ2VuZXJpY19yeF9o YW5kbGVyKHN0cnVjdCBpZm5ldCAqaWZwLCBzdHJ1Y3QgbWJ1ZiAqbSkKIHsKIAlzdHJ1Y3QgbmV0 bWFwX2dlbmVyaWNfYWRhcHRlciAqZ25hID0KIAkJCShzdHJ1Y3QgbmV0bWFwX2dlbmVyaWNfYWRh cHRlciAqKU5BKGlmcCk7Ci0JaW50IHN0b2xlbiA9IGdlbmVyaWNfcnhfaGFuZGxlcihpZnAsIG0p OworCWludCBzdG9sZW47CiAKKyAgICAgICAgaWYgKCFOTV9OQV9WQUxJRChpZnApKSB7CisgICAg ICAgICAgICByZXR1cm47CisgICAgICAgIH0KKworICAgICAgICBzdG9sZW4gPSBnZW5lcmljX3J4 X2hhbmRsZXIoaWZwLCBtKTsKIAlpZiAoIXN0b2xlbikgewogCQlnbmEtPnNhdmVfaWZfaW5wdXQo aWZwLCBtKTsKIAl9Cg== --001a11493762c5774d055090c355--
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