Bug 218647
| Summary: | stable kernels 6.6.23 and 6.1.83 fails to build: error: unknown type name 'u32' | ||
|---|---|---|---|
| Product: | Linux | Reporter: | ncopa |
| Component: | Kernel | Assignee: | Virtual assignee for kernel bugs (linux-kernel) |
| Status: | RESOLVED CODE_FIX | ||
| Severity: | normal | CC: | bagasdotme |
| Priority: | P3 | ||
| Hardware: | All | ||
| OS: | Linux | ||
| Kernel Version: | Subsystem: | ||
| Regression: | No | Bisected commit-id: | |
in linux-6.6.y, it was introduced with: commit 29d1ee8e7aa219c99187fe13c342d267b731dfe3 Author: Viktor Malik <vmalik@redhat.com> Date: Tue Feb 6 13:46:09 2024 +0100 tools/resolve_btfids: Refactor set sorting with types from btf_ids.h [ Upstream commit 9707ac4fe2f5bac6406d2403f8b8a64d7b3d8e43 ] The fix is:
diff --git a/tools/include/linux/btf_ids.h b/tools/include/linux/btf_ids.h
index 72535f00572f..72ea363d434d 100644
--- a/tools/include/linux/btf_ids.h
+++ b/tools/include/linux/btf_ids.h
@@ -3,6 +3,8 @@
#ifndef _LINUX_BTF_IDS_H
#define _LINUX_BTF_IDS_H
+#include <linux/types.h> /* for u32 */
+
struct btf_id_set {
u32 cnt;
u32 ids[];
Forwarded to mailing list at [1]. [1]: https://lore.kernel.org/regressions/ZgrAM4NjZQWZ2Jq6@archie.me/ this is fixed in 6.6.24 and 6.1.84 |
The latest releases fails to build with musl libc (Alpine Linux edge and v3.19): ``` rm -f -f /home/ncopa/aports/main/linux-lts/src/build-lts.x86_64/tools/bpf/resolve_btfids/libbpf/libbpf.a; ar rcs /home/ncopa/aports/main/linux-lts/src/build-lts.x86_64/tool s/bpf/resolve_btfids/libbpf/libbpf.a /home/ncopa/aports/main/linux-lts/src/build-lts.x86_64/tools/bpf/resolve_btfids/libbpf/staticobjs/libbpf-in.o In file included from main.c:73: /home/ncopa/aports/main/linux-lts/src/linux-6.6/tools/include/linux/btf_ids.h:7:9: error: unknown type name 'u32' 7 | u32 cnt; | ^~~ /home/ncopa/aports/main/linux-lts/src/linux-6.6/tools/include/linux/btf_ids.h:8:9: error: unknown type name 'u32' 8 | u32 ids[]; | ^~~ /home/ncopa/aports/main/linux-lts/src/linux-6.6/tools/include/linux/btf_ids.h:12:9: error: unknown type name 'u32' 12 | u32 cnt; | ^~~ /home/ncopa/aports/main/linux-lts/src/linux-6.6/tools/include/linux/btf_ids.h:13:9: error: unknown type name 'u32' 13 | u32 flags; | ^~~ /home/ncopa/aports/main/linux-lts/src/linux-6.6/tools/include/linux/btf_ids.h:15:17: error: unknown type name 'u32' 15 | u32 id; | ^~~ /home/ncopa/aports/main/linux-lts/src/linux-6.6/tools/include/linux/btf_ids.h:16:17: error: unknown type name 'u32' 16 | u32 flags; | ^~~ /home/ncopa/aports/main/linux-lts/src/linux-6.6/tools/include/linux/btf_ids.h:215:8: error: unknown type name 'u32' 215 | extern u32 btf_tracing_ids[]; | ^~~ make[4]: *** [/home/ncopa/aports/main/linux-lts/src/linux-6.6/tools/build/Makefile.build:98: /home/ncopa/aports/main/linux-lts/src/build-lts.x86_64/tools/bpf/resolve_btfids /main.o] Error 1 make[4]: *** Waiting for unfinished jobs.... make[3]: *** [Makefile:83: /home/ncopa/aports/main/linux-lts/src/build-lts.x86_64/tools/bpf/resolve_btfids//resolve_btfids-in.o] Error 2 make[2]: *** [Makefile:76: bpf/resolve_btfids] Error 2 make[1]: *** [/home/ncopa/aports/main/linux-lts/src/linux-6.6/Makefile:1354: tools/bpf/resolve_btfids] Error 2 make: *** [/home/ncopa/aports/main/linux-lts/src/linux-6.6/Makefile:234: __sub-make] Error 2 ```