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GET /api/1.1/patches/2227921/?format=api
{ "id": 2227921, "url": "http://patchwork.ozlabs.org/api/1.1/patches/2227921/?format=api", "web_url": "http://patchwork.ozlabs.org/project/buildroot/patch/20260424132326.825570-8-jeanmichel.hautbois@yoseli.org/", "project": { "id": 27, "url": "http://patchwork.ozlabs.org/api/1.1/projects/27/?format=api", "name": "Buildroot development", "link_name": "buildroot", "list_id": "buildroot.buildroot.org", "list_email": "buildroot@buildroot.org", "web_url": "", "scm_url": "", "webscm_url": "" }, "msgid": "<20260424132326.825570-8-jeanmichel.hautbois@yoseli.org>", "date": "2026-04-24T13:23:22", "name": "[07/11] package/dropbear: disable ML-KEM768 on m68k", "commit_ref": null, "pull_url": null, "state": "new", "archived": false, "hash": "226909c1ff26e80faa66b0d0c7d62607f8e38094", "submitter": { "id": 86730, "url": "http://patchwork.ozlabs.org/api/1.1/people/86730/?format=api", "name": "Jean-Michel Hautbois", "email": "jeanmichel.hautbois@yoseli.org" }, "delegate": null, "mbox": "http://patchwork.ozlabs.org/project/buildroot/patch/20260424132326.825570-8-jeanmichel.hautbois@yoseli.org/mbox/", "series": [ { "id": 501366, "url": "http://patchwork.ozlabs.org/api/1.1/series/501366/?format=api", "web_url": "http://patchwork.ozlabs.org/project/buildroot/list/?series=501366", "date": "2026-04-24T13:23:15", "name": "Add ColdFire MCF5441x (m68k) support", "version": 1, "mbox": "http://patchwork.ozlabs.org/series/501366/mbox/" } ], "comments": "http://patchwork.ozlabs.org/api/patches/2227921/comments/", "check": "pending", "checks": "http://patchwork.ozlabs.org/api/patches/2227921/checks/", "tags": {}, "headers": { "Return-Path": "<buildroot-bounces@buildroot.org>", "X-Original-To": [ "incoming-buildroot@patchwork.ozlabs.org", "buildroot@buildroot.org" ], "Delivered-To": [ "patchwork-incoming-buildroot@legolas.ozlabs.org", "buildroot@buildroot.org" ], "Authentication-Results": [ "legolas.ozlabs.org;\n\tdkim=pass (2048-bit key;\n unprotected) header.d=buildroot.org header.i=@buildroot.org\n header.a=rsa-sha256 header.s=default header.b=U3SEW62l;\n\tdkim-atps=neutral", "legolas.ozlabs.org;\n spf=pass (sender SPF authorized) smtp.mailfrom=buildroot.org\n (client-ip=2605:bc80:3010::138; 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charset=\"us-ascii\"", "Content-Transfer-Encoding": "7bit", "Errors-To": "buildroot-bounces@buildroot.org", "Sender": "\"buildroot\" <buildroot-bounces@buildroot.org>" }, "content": "ML-KEM768 post-quantum key exchange code (in the vendored header\nsrc/libcrux_mlkem768_sha3.h) triggers a GCC internal compiler error\n(ICE) in cselib_record_set during the postreload CSE pass on m68k.\nReproduced on m68k-buildroot-linux-uclibc (cf5441x, -O2) with both\nGCC 14.3.0 (the current Buildroot default for m68k) and GCC 15.2.0.\n\nThe failing pass backtrace is:\n reload_cse_regs_1\n -> pass_postreload_cse::execute\n -> cselib_process_insn\n -> cselib_record_sets\n -> cselib_record_set (cselib.cc:2869 on gcc 15)\n\nDisable ML-KEM768 via localoptions.h on m68k until the GCC bug is\nresolved. Standard key exchange algorithms remain available.\n\nSigned-off-by: Jean-Michel Hautbois <jeanmichel.hautbois@yoseli.org>\n---\n package/dropbear/dropbear.mk | 7 +++++++\n 1 file changed, 7 insertions(+)", "diff": "diff --git a/package/dropbear/dropbear.mk b/package/dropbear/dropbear.mk\nindex e4e42cf994..52bc15e346 100644\n--- a/package/dropbear/dropbear.mk\n+++ b/package/dropbear/dropbear.mk\n@@ -62,6 +62,13 @@ endef\n DROPBEAR_POST_EXTRACT_HOOKS += DROPBEAR_SVR_PASSWORD_AUTH\n endif\n \n+ifeq ($(BR2_m68k),y)\n+define DROPBEAR_DISABLE_MLKEM\n+\techo '#define DROPBEAR_MLKEM768 0' >> $(@D)/localoptions.h\n+endef\n+DROPBEAR_POST_EXTRACT_HOOKS += DROPBEAR_DISABLE_MLKEM\n+endif\n+\n ifeq ($(BR2_PACKAGE_DROPBEAR_LEGACY_CRYPTO),y)\n define DROPBEAR_ENABLE_LEGACY_CRYPTO\n \techo '#define DROPBEAR_3DES 1' >> $(@D)/localoptions.h\n", "prefixes": [ "07/11" ] }