Oxide and Friends
40 ? 30 : 10)"
40 ? 30 : 10)"
Jordan Hendricks and Luqman Aden join Bryan and Adam to talk about two terrifying bugs and their commensurately terrific analyses.
Oxide and Friends Twitter Space: May 16th, 2022 Debugging Methodologies
Some of the topics we hit on, in the order that we hit them:
Green Room wiki NVMe wiki (Non-Volatile Memory. PCI Express) @ 3:38 Jordan's story Jordan's thorough bug write-up, (reported by Josh Clulow as "nvme_quiesce() can hang preventing reboot") Non-maskable interrupt wiki @ 8:04 Adam interrupts a box with a kitchen knife kmdb man page and page in the mdb book @ 14:11 Josh recites a poem about timeouts Avoiding getting stuck, experimenting @ 20:10 A previous encounter with NVMe/PCIe issues (see also: Jordan's NVMe Hotplug discussion video ~26mins) mdb format character "j" (for Jordan!) (and jazzed-up) feature @ 26:50 Normal and abrupt shutdown notification, breakthrough, writing up a narrative @ 32:27 Luqman's story The blog post "Achievement Unlocked: rustc segfault" dtrace usdt cscope, rust analyzer @ 43:50 Inspecting LLVM IR, RustC MIR async blocks, inline assembly boiling down reproducible cases making quality write-ups, telling a story, teaching debugging popular on Hacker News dead reproducible? @ 1:03:02 Bugs: psychotic, non reproducible Debugging mindset Different tools and methodologies for different problems anonymous tracing book page, speculative tracing page @ 1:10:03 Jason: number literal formats with underscores, now in mdb @ 1:12:35 Ben prompts a debugging story, checking conditions in debug, program abort on error ud2 instruction Rick describes the Oxide boot loader XMODEM wiki Triple fault wiki Rust "heapless" crate
If we got something wrong or missed something, please file a PR! Our next Twitter space will likely be on Monday at 5p Pacific Time; stay tuned to our Twitter feeds for details. We'd love to have you join us, as we always love to hear from new speakers!
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