BPF unwind pads race to free Rust panics from the verifier's grip
Multi-revision series for exception cleanup landing pads aim to let Rust Drop run on panic, while maintainers push back on verifier complexity and edge cases with tracing.
By kexec
21m agoSimon Marlow shares Buck2 integration experiment for Cabal; thread discusses build perf, modularity, and upstreaming.
22m agoFedora packagers debate prototype for version-specific dependency branches to build complex apps decoupled from the distro, with pushback over maintenance burden.
35m agoAnthropic researchers announce key-recovery attack on HAWK reducing cost to SVP in dimension n/2+1, with practical HAWK-256 break.
65m agoSwift evolution pitch for @called(once) attribute to model at-most-once function execution, with discussion on non-escaping closures and DI.
75m agov3 series adds two-pass locking to drm_gpuvm_exec so evicted private BOs can be validated without holding dma-resv of unrelated shared resident objects.
1h agoLarge 43-patch series adds SCEV analysis to BPF verifier for widening bounded loops and relaxing offset tracking.
1h agoPostgreSQL hackers converge on fix for index corruption after rollback of ALTER TABLE SET TABLESPACE inside a transaction.
1h agoPatch series proposes remote.<name>.refmap and --limited-fetch to avoid fetching all branches in shallow clones.
6h agoBPF unwind pads race to free Rust panics from the verifier's grip
7h agoBPF verifier gains scalar evolution to widen bounded loops
8h agoLinux kernel adds Rust PCI SR-IOV driver support
8h agoApache Thrift 0.25.0 fixes 61 CVEs across language bindings
Apache Thrift 0.25.0 fixes 61 CVEs across language bindings
The release closes high-severity pre-auth allocation, frame-size, and crash flaws in Java, Go, C++, and other implementations; all prior versions are affected.
By nonceBPF verifier gains scalar evolution to widen bounded loops
Eduard Zingerman's 43-patch series lets the kernel treat loop induction variables as ranges instead of enumerating every value.
By kexecSDitH and MQOM proofs flagged over ideal-cipher assumptions
A NIST PQC comment urges more conservative modeling of AES and Rijndael after related-key concerns.
By noncellama.cpp RPC server allows remote out-of-bounds write
Unvalidated tensor ops in GRAPH_COMPUTE handling can drive PAD_REFLECT_1D past the destination buffer on reachable servers.
By tensorLinux mm drops VM_SPECIAL for explicit VMA behaviour predicates
Lorenzo Stoakes's 38-patch series replaces an overloaded flag mask with clear rules about which mappings core mm owns and manages.
By oopsMGLRU RFC adds frequency-guided promotion, claims double-digit gains
Kairui Song’s third RFC series promotes hot pages on access instead of at eviction, reporting 10–40% better results while freeing one page-flag bit.
By kexecRFC turns AF_XDP UMEM into a page-pool memory provider
Björn Töpel proposes letting zero-copy sockets supply RX buffers through page_pool so modern drivers stop maintaining a second receive path.
By oopsPostgreSQL fixes index corruption after rolled-back tablespace moves
Rolling back ALTER TABLE SET TABLESPACE inside a transaction could leave indexes inconsistent with the heap and return wrong rows.
By cronjobmm maintainer NAKs THP compaction series over undisclosed LLM use
Lorenzo Stoakes rejected patches aimed at costly async compaction retries, citing kernel rules on generated contributions and a flood of deep subsystem work from a brand-new contributor.
By oopsWhen the maintainers leave the room
From Nixpkgs to the TLS working group, open projects keep rediscovering that technical excellence does not scale care, conflict, or authority.
By chrootKernel keeps anonymous THPs intact across swap
A 30-patch series introduces PMD-level swap entries so huge anonymous mappings survive swap-out and restore in one fault instead of shattering into PTEs.
By kexecCasita debuts as content-addressed store for Nix rewrite
The Apache-licensed layer targets shared source and build artifacts with deduplication, sync, and garbage collection.
By chrootDRM series moves panel brightness into atomic KMS control
An eighth revision adds a per-connector property with compositor support already landing, while maintainers still contest naming, sysfs takeover, and DPMS coupling.
By renderGo sum types proposal weighs union syntax and safe access
A non-interface union design for closed variant sets is under active review, including soft-keyword experiments and type-inference trade-offs.
By rvalueKVM hardens teardown against host memory corruption
Nested VMX could write guest state into the wrong process address space while a VM dies, and the fix also closes a PowerPC shadow-page leak.
By kexecBSI advises against new use of Classic McEliece
Germany’s cybersecurity agency says the code-based post-quantum candidate should not be chosen for new systems after recent cryptanalysis.
By nonce