These are the BPF related changes between 5.4.0-89 and 5.4.0-90. Nothing where I would immediately think of causing division to go wrong...
git log Ubuntu-5.4.0-89.100..origin/master-prep --grep="bpf" --oneline 760480fda833 selftests/bpf: Enlarge select() timeout for test_maps 5c85b4d0b051 selftests/bpf: Fix xdp_tx.c prog section name 0f84b7521f50 samples: bpf: Fix tracex7 error raised on the missing argument 8bc1bccb0744 bpf/tests: Do not PASS tests without actually testing the result 0885ac9bc408 bpf/tests: Fix copy-and-paste error in double word test 3801d5662248 netlink: Deal with ESRCH error in nlmsg_notify() ed5c6f4c1b06 bpf: Fix pointer arithmetic mask tightening under state pruning 884ec8412e0d bpf: verifier: Allocate idmap scratch in verifier env dd5342c1a35a bpf: Fix leakage due to insufficient speculative store bypass mitigation 5362e01b39f6 bpf: Introduce BPF nospec instruction for mitigating Spectre v4 329efcf517b2 bpf: Fix possible out of bound write in narrow load handling 9c56c222fb51 tcp: seq_file: Avoid skipping sk during tcp_seek_last_pos 481ad73a440e drm/amdgpu/acp: Make PM domain really work 42341fc22763 bpf: Fix potential memleak and UAF in the verifier. 53ace18dddea bpf: Fix a typo of reuseport map in bpf.h. 6f143214953f bpf: Fix cast to pointer from integer of different size warning b8e3620c71b7 bpf: Track contents of read-only maps as scalars -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1948351 Title: linux ADT test_bpf failure with linux/5.4.0-90.101 Status in linux package in Ubuntu: Incomplete Status in linux source package in Focal: New Bug description: This is a scripted bug report about ADT failures while running linux tests for linux/5.4.0-90.101 on focal. Whether this is caused by the dep8 tests of the tested source or the kernel has yet to be determined. Consistently failing on Focal/linux 5.4.0-90.101 13:15:26 DEBUG| [stdout] # selftests: net: test_bpf.sh 13:15:27 DEBUG| [stdout] # test_bpf: [FAIL] 13:15:27 DEBUG| [stdout] not ok 9 selftests: net: test_bpf.sh # exit=1 Testing failed on: ppc64el: https://autopkgtest.ubuntu.com/results/autopkgtest-focal/focal/ppc64el/l/linux/20211021_141544_eda49@/log.gz To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1948351/+subscriptions -- Mailing list: https://launchpad.net/~kernel-packages Post to : kernel-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~kernel-packages More help : https://help.launchpad.net/ListHelp
