[5.4] mode bits changed by close(2)

I've found an interesting little quirk that doesn't seem like it should be working this way. If I: fd = open(file) write(fd, data) fchmod(fd, 04711) /* or anything set{u,g}id */ close(fd) The set{u,g}id bits get cleared by the close, but only if the amount of dat

[5.4] getting stuck in nfs_rcvlock()

I'm regularly running into a situation on 5.4 (current as of a few weeks ago) where a multi-threaded process comes to a screeching halt due to a vnode lock dependency chain. In other words, many of the threads have various vnodes locked and are trying to acquire another. When you chase down to th

5.4-RELEASE: integer divide panic (trap 18) during install boot

Hi. I've got a system that's dying during the scsi probe of the initial install boot. The console messages are along the lines of: [...usual boot stuff...] vga0 unknown: can't assign resources (port) unknown: can't assign resources (port) unknown: can