Hi Salvatore, Thanks for the clear instructions.
git bisect log says: git bisect start # Status: warte auf guten und schlechten Commit # good: [567bd8cbc2fe6b28b78864cbbbc41b0d405eb83c] Linux 6.12.63 git bisect good 567bd8cbc2fe6b28b78864cbbbc41b0d405eb83c # Status: warte auf schlechten Commit, 1 guter Commit bekannt # bad: [5fb0303f6cb6a89bcfb19bd7a68cb793c86e78b2] Linux 6.12.73 git bisect bad 5fb0303f6cb6a89bcfb19bd7a68cb793c86e78b2 # good: [b1dd6860167667008c3b6f27628d071dc3daaf04] smb/client: fix NT_STATUS_UNABLE_TO_FREE_VM value git bisect good b1dd6860167667008c3b6f27628d071dc3daaf04 # good: [1baa43ebca626aa607a03b1c0023ebac5374e62d] octeontx2-af: Fix error handling git bisect good 1baa43ebca626aa607a03b1c0023ebac5374e62d # good: [3845bd336a406cb7c609b515e6ee4c8818053f69] net/sched: act_ife: convert comma to semicolon git bisect good 3845bd336a406cb7c609b515e6ee4c8818053f69 # bad: [2901d799a26d949ccf648a6c176a0091a7f1c0ed] ALSA: hda/realtek: Fix headset mic for TongFang X6AR55xU git bisect bad 2901d799a26d949ccf648a6c176a0091a7f1c0ed # bad: [b9b97e6aeb534315f9646b2090d1a5024c6a4e82] procfs: avoid fetching build ID while holding VMA lock git bisect bad b9b97e6aeb534315f9646b2090d1a5024c6a4e82 # good: [b8ea101959ab1a46c92be46c238283b0fe60252e] pmdomain: imx: gpcv2: Fix the imx8mm gpu hang due to wrong adb400 reset git bisect good b8ea101959ab1a46c92be46c238283b0fe60252e # good: [dfc3ab6bd64860f8022d69903be299d09be86e11] mm, shmem: prevent infinite loop on truncate race git bisect good dfc3ab6bd64860f8022d69903be299d09be86e11 # bad: [9bcc47343ee0ef346aa7b2b460c8ff56bd882fe7] ublk: fix deadlock when reading partition table git bisect bad 9bcc47343ee0ef346aa7b2b460c8ff56bd882fe7 # good: [ff48c9312d042bfbe826ca675e98acc6c623211c] KVM: Don't clobber irqfd routing type when deassigning irqfd git bisect good ff48c9312d042bfbe826ca675e98acc6c623211c # bad: [d288ba832d92d16f7db0f6996ffbde2e79190ffe] tools/power turbostat: fix GCC9 build regression git bisect bad d288ba832d92d16f7db0f6996ffbde2e79190ffe # bad: [58130e7ce6cb6e1f73221e412fef6c85ee561425] PCI/ERR: Ensure error recoverability at all times git bisect bad 58130e7ce6cb6e1f73221e412fef6c85ee561425 # first bad commit: [58130e7ce6cb6e1f73221e412fef6c85ee561425] PCI/ERR: Ensure error recoverability at all times > > git clone --single-branch -b linux-6.12.y > https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable.git > cd linux-stable > git checkout v6.12.63 > cp /boot/config-$(uname -r) .config > yes '' | make localmodconfig > make savedefconfig > mv defconfig arch/x86/configs/my_defconfig > > # test 6.12.63 to ensure this is "good" > make my_defconfig > make -j $(nproc) bindeb-pkg > ... install the resulting .deb package and confirm problem does > not exist > > # test 6.12.73 to ensure this is "bad" > git checkout v6.12.73 > make my_defconfig > make -j $(nproc) bindeb-pkg > ... install the resulting .deb package and confirm problem > exists. > > With that confirmed, the bisection can start: > > git bisect start > git bisect good v6.12.63 > git bisect bad v6.12.73 > > In each bisection step git checks out a state between the oldest > known-bad and the newest known-good commit. In each step test using: > > make my_defconfig > make -j $(nproc) bindeb-pkg > ... install, verify if problem exists > > and if the problem is hit run: > > git bisect bad > > and if the problem doesn't trigger run: > > git bisect good > > . Please pay attention to always select the just built kernel for > booting, it won't always be the default kernel picked up by grub. > > Iterate until git announces to have identified the first bad commit. > > Then provide the output of > > git bisect log > > In the course of the bisection you might have to uninstall previous > kernels again to not exhaust the disk space in /boot. Also in the end > uninstall all self-built kernels again. > > Hope this helps so far. > > Regards, > Salvatore Hope the output of the bisect helps Regards, Bernd
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