Bug#1143721: linux-image-6.12.96+deb13-amd64: Fails to boot BUG: kernel NULL pointer dereference, address: 0000000000000000

Andy Simpkins <[email protected]> Wed, 5 Aug 2026 16:16:59 +0100
Newsgroups gmane.linux.debian.devel.bugs.rc
Organization Debian
Message-ID <a0e6539b-cfe4-4f35-b95c-2a5ef73f7bc1__14132.7427163318$1785943154$gmane$org@debian.org>
stable bisect:

git bisect start
# status: waiting for both good and bad commits
# good: [296aabce459470a4c1b68ffd0c0c0920e563aaad] Linux 6.12.95
git bisect good 296aabce459470a4c1b68ffd0c0c0920e563aaad
# status: waiting for bad commit, 1 good commit known
# bad: [6d15a1029d425b15c59463910ebdccc4afe760d6] Linux 6.12.96
git bisect bad 6d15a1029d425b15c59463910ebdccc4afe760d6
# bad: [6d15a1029d425b15c59463910ebdccc4afe760d6] Linux 6.12.96
git bisect bad 6d15a1029d425b15c59463910ebdccc4afe760d6
# good: [878757163eea684750107a31ea134c103863515d] smb: client: fix 
double-free in SMB2_flush() replay
git bisect good 878757163eea684750107a31ea134c103863515d
# bad: [977855894bca4b87afa50d21e3f3e85a5a0e901f] serial: 8250_mid: 
Disable DMA for selected platforms
git bisect bad 977855894bca4b87afa50d21e3f3e85a5a0e901f
# good: [ac0774961a6ea174a71d4ffa39966edafbf7662d] media: mtk-jpeg: 
cancel workqueue on release for supported platforms only
git bisect good ac0774961a6ea174a71d4ffa39966edafbf7662d
# first bad commit: [977855894bca4b87afa50d21e3f3e85a5a0e901f] serial: 
8250_mid: Disable DMA for selected platforms