linux-kernel - [linux-next-20250324]/tool/bpf/bpftool fails to complie on linux-next-20250324

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Message-ID: <5df6968a-2e5f-468e-b457-fc201535dd4c@linux.ibm.com>
Date: Tue, 25 Mar 2025 16:02:08 +0530
From: Venkat Rao Bagalkote <venkat88@...ux.ibm.com>
To: Saket Kumar Bhaskar <skb99@...ux.ibm.com>,
        Hari Bathini <hbathini@...ux.ibm.com>, bpf <bpf@...r.kernel.org>,
        LKML <linux-kernel@...r.kernel.org>, linuxppc-dev@...ts.ozlabs.org,
        jkacur@...hat.com, lgoncalv@...hat.com, gmonaco@...hat.com,
        williams@...hat.com, tglozar@...hat.com, rostedt@...dmis.org
Subject: [linux-next-20250324]/tool/bpf/bpftool fails to complie on
 linux-next-20250324

Greetings!!!


bpftool fails to complie on linux-next-20250324 repo.


Error:

make: *** No rule to make target 'bpftool', needed by 
'/home/linux/tools/testing/selftests/bpf/tools/include/vmlinux.h'. Stop.
make: *** Waiting for unfinished jobs.....


Git bisect points to commit: 8a635c3856ddb74ed3fe7c856b271cdfeb65f293 as 
first bad commit.

Bisect log:

git bisect start
# status: waiting for both good and bad commits
# good: [4701f33a10702d5fc577c32434eb62adde0a1ae1] Linux 6.14-rc7
git bisect good 4701f33a10702d5fc577c32434eb62adde0a1ae1
# status: waiting for bad commit, 1 good commit known
# bad: [882a18c2c14fc79adb30fe57a9758283aa20efaa] Add linux-next 
specific files for 20250324
git bisect bad 882a18c2c14fc79adb30fe57a9758283aa20efaa
# good: [36ad536dbad8e29a1fdb7a8760a9c4fcb0dcf7cb] Merge branch 
'for-next' of 
git://git.kernel.org/pub/scm/linux/kernel/git/wireless/wireless-next.git
git bisect good 36ad536dbad8e29a1fdb7a8760a9c4fcb0dcf7cb
# good: [96c123361d8e32f6012aa449eed27147979af27e] Merge branch 'next' 
of git://git.kernel.org/pub/scm/linux/kernel/git/jarkko/linux-tpmdd.git
git bisect good 96c123361d8e32f6012aa449eed27147979af27e
# bad: [b9fc57d1f74797e7b25c779671c03192a81feb1a] Merge branch 
'usb-next' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git
git bisect bad b9fc57d1f74797e7b25c779671c03192a81feb1a
# good: [1da0a3d00734bf365f53480a7ffb4361fd61e6d5] Merge branch 'master' 
of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git
git bisect good 1da0a3d00734bf365f53480a7ffb4361fd61e6d5
# bad: [4541ffab99f8b7ddadb367c73f28ea1fe70f2f97] Merge branch 'next' of 
git://git.kernel.org/pub/scm/virt/kvm/kvm.git
git bisect bad 4541ffab99f8b7ddadb367c73f28ea1fe70f2f97
# good: [361da275e5ce98bbab5f6990d02eb9709742d703] Merge branch 
'kvm-nvmx-and-vm-teardown' into HEAD
git bisect good 361da275e5ce98bbab5f6990d02eb9709742d703
# bad: [28b4c36e59ccfd4e38eaf804b292b3c5b2287900] Merge branch 
'for-next' of 
git://git.kernel.org/pub/scm/linux/kernel/git/trace/linux-trace.git
git bisect bad 28b4c36e59ccfd4e38eaf804b292b3c5b2287900
# good: [2ec5357274fdbe8d48d13d33a1b0e367bcadb85a] Merge sorttable/for-next
git bisect good 2ec5357274fdbe8d48d13d33a1b0e367bcadb85a
# good: [af1a78613133542583c9a9875c824678a3c3a145] Merge branch 
'edac-drivers' into edac-for-next
git bisect good af1a78613133542583c9a9875c824678a3c3a145
# good: [2325ccf7b99fa8e1e95c3ce8a205e170d244b062] Merge branch 
'edac-for-next' of git://git.kernel.org/pub/scm/linux/kernel/git/ras/ras.git
git bisect good 2325ccf7b99fa8e1e95c3ce8a205e170d244b062
# bad: [18923806b1291102cad3a6b713006c7e7f563534] rtla/timerlat_top: 
Move divisor to update
git bisect bad 18923806b1291102cad3a6b713006c7e7f563534
# bad: [9dc3766ed07c95c9a77fa98dcbc83dcb7f49df3d] rtla: Add optional 
dependency on BPF tooling
git bisect bad 9dc3766ed07c95c9a77fa98dcbc83dcb7f49df3d
# bad: [8a635c3856ddb74ed3fe7c856b271cdfeb65f293] tools/build: Add 
bpftool-skeletons feature test
git bisect bad 8a635c3856ddb74ed3fe7c856b271cdfeb65f293
# good: [6fa5e3a87cd7838453be66c3a69c2236a1680504] rtla/timerlat: Unify 
params struct
git bisect good 6fa5e3a87cd7838453be66c3a69c2236a1680504
# first bad commit: [8a635c3856ddb74ed3fe7c856b271cdfeb65f293] 
tools/build: Add bpftool-skeletons feature test


If you happen to fix this, please add below tag.


Reported-by: Venkat Rao Bagalkote <venkat88@...ux.ibm.com>


Regards,

Venkat.