On Fri, Jan 01, 2021 at 06:44:00PM +0000, Alexey Dokuchaev wrote: > On Tue, Sep 15, 2020 at 10:19:16PM +0000, Konstantin Belousov wrote: > > New Revision: 365787 > > URL: https://svnweb.freebsd.org/changeset/base/365787 > > > > Log: > > Add tmpfs page cache read support. > > > > Or it could be explained as lockless (for vnode lock) reads. Reads > > are performed from the node tn_obj object. Tmpfs regular vnode object > > lifecycle is significantly different from the normal OBJT_VNODE: it is > > alive as far as ref_count > 0. > > This causes panics for me when building ports in the tmpfs-backed tinderbox. > Easily reproducible: > > 1) ./tc tinderbuild ... -b "$@" > 2) tail -f .../tmp/make.log4 # on the adjacent console > 3) wait until the build job finishes > 4) ^C in the "tail" window -> crash What exactly 'crash' is ? Provide literal transcription of the kernel messages and not your interpretation of them.
> ... > __mtx_lock_sleep() > tmpfs_free_node() What is the source line for tmpfs_free_node() frame ? > tmpfs_fo_close() > _fdrop() > closef() > fdescfree_fds() > fdescfree() > exit1() > sigexit() > postsig() > ast() > doreit_ast() _______________________________________________ svn-src-all@freebsd.org mailing list https://lists.freebsd.org/mailman/listinfo/svn-src-all To unsubscribe, send any mail to "svn-src-all-unsubscr...@freebsd.org"
