Date: Mon, 9 Dec 2013 19:07:10 +0200 From: Konstantin Belousov <kostikbel@gmail.com> To: ?zkan KIRIK <ozkan.kirik@gmail.com> Cc: Peter Holm <peter@holm.cc>, freebsd-stable <freebsd-stable@freebsd.org> Subject: Re: stable/10 r258317 - UFS lock problem Message-ID: <20131209170710.GU59496@kib.kiev.ua> In-Reply-To: <CAAcX-AFKzW=tPgb5jKzNNZQazrdwhDo2SxQGuwLw71iHGezQog@mail.gmail.com> References: <CAAcX-AHM6WXmWM1aTmaRETJFSMvAGqXsrCHo9a3nxhU9%2BHQhSQ@mail.gmail.com> <20131206201329.GK59496@kib.kiev.ua> <CAAcX-AHbwsSZHREL-RpFFojMWEwLDR0sCSkPTddmZMPbuV0E5A@mail.gmail.com> <20131207183044.GA19655@x2.osted.lan> <CAAcX-AEWiEzHaqt8=aYxHhD80astwXUJ3Q9Ub52WCv54Cd-5bw@mail.gmail.com> <CAAcX-AFKzW=tPgb5jKzNNZQazrdwhDo2SxQGuwLw71iHGezQog@mail.gmail.com>
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[-- Attachment #1 --] On Mon, Dec 09, 2013 at 01:55:27PM +0200, ?zkan KIRIK wrote: > Hi, > > I compiled GENERIC kernel with; > > makeoptions DEBUG=-g > options DDB > options INVARIANTS > options INVARIANT_SUPPORT > options WITNESS > options WITNESS_SKIPSPIN > options DEBUG_LOCKS > options DEBUG_VFS_LOCKS > options DIAGNOSTIC > > > When I run portsnap fetch extract, I catched these situations on console: > > lock order reversal: > 1st Oxfffffe0080531888 bufwait (bufwait) ? ,usr/src/sys/kern/vfs > bio.c:3050 > 2nd Oxfffff8000d48a400 dirhash (dirhash) > /usr/src/sys/ufs/ufs/ufs_dirhash.c:284 > KDB: stack backtrace: > kdb_trace_self_wrapper() at db_trace_self_wrapper.0x2b/frame > Oxfffffe009aaa3700 > db_backtrace() at kdb backtrace.0x39/frame Oxfffffe009aaa37b0 > witness_checkorder() at witness_checkorder.Oxd23/frame Oxfffffe009aaa3840 > _sx_xlock() at _sx xlock.0x75/frame Oxfffffe009aaa3880 > ufsdirhash_remove() at ufsdirhash remove.0x47/frame Oxfffffe009aaa38b0 > ufs_dirremove() at ufs_dirremove.0x11b/frame Oxfffffe009aaa3900 > ufs_rmdir() at ufs_rmdir.Oxe3/frame Oxfffffe009aaa3940 > VOP_RMDIR_APV() at VOP RHDIR APV.0x12d/frame Oxfffffe009aaa3970 > kern_rmdirat() at kern rmdirat.0x1b8/frame Oxfffffe009aaa3ae0 > amd64_syscall() at amd64_syscal1.0x282/frame Oxfffffe009aaa3bf0 > Xfast_syscall() at Xfast_syscall.Oxfb/frame Oxfffffe009aaa3bf0 > --- syscall (137. FreeBSD ELF64. sys_rmdir). rip = Ox80088alfa. rsp = > Ox7fffffffd998, rbp = Ox7fffffffda60 --- > > > "ps" output over ssh is below: > > # ps ax | grep D+ > 29730 0 D+ 0:00.00 tar -xz --numeric-owner -f > /var/db/portsnap/files/cafbda170898ff0143598e1363c08fc3ac82ba2f4d43334fc53b251dbcd28063.gz > -C /usr/ports/games/highmoon/ (bsdtar) > > > > > > On Sun, Dec 8, 2013 at 9:38 PM, ?zkan KIRIK <ozkan.kirik@gmail.com> wrote: > > > Hi, > > > > You're right Peter. Now i am compiling with DDB option. > > But > > http://www.freebsd.org/doc/en_US.ISO8859-1/books/developers-handbook/kerneldebug-deadlocks.html page, You did not read this page. Without information listed, I cannot even guess what the problem is. [-- Attachment #2 --] -----BEGIN PGP SIGNATURE----- Version: GnuPG v2.0.22 (FreeBSD) iQIcBAEBAgAGBQJSpfi+AAoJEJDCuSvBvK1BT3QP/0ZZ4PTCSKh4OA064+HQj4MU VieyruczUEwkvYC14Wy/MPVqgdEsQ0NQMt3RzzmKRel5itmleZHOJGwlNgPxGDui J0jMg7pMiOYrLb0wP20wr7izrQktV04untacCLuqehb8Fhgw0Pebw2go1NqCchaJ yB+2tCTIrq6jDVuIJjngY4bE5v2p9gCDXqMWW5YyveBZdq2Tz3lw1ENMwLFiTfPN LVDnW7a/i3Ve+QVkKv+SlbBJZzlXIbpqtNGht6dtjO8BTz1FMoesnV8OIeTyDFJX YYXPXfoXKiiOAYb6sMYwUMaY2/wL8ksBTPBE9zve/lvWeP7NIolrQx0a17eGx5J8 lMZqBbGxDzJPnwCsJhAlt1ijv5OJKkHZpI3mzwU25kiFEXxjn3vMX2qJ+GmIJ9yD HQGmO6hW7CQ4MzvdblfE6UxtXVGL3hdSdt7uMDXLzDFlUtl741Lu4KRiMhBroqgl sSbNfb38HkD9gix0mIW81LGrYHvJ0ApjVoBj2E+7In9fCKshKZ9ZyGuEdjcT+NWX ki478hvKrLgwxtejL4bCaysmW8Ku4eTOZ/oo9eOkPuN943Lmr+boc9Xis0ENOWSx 6JbBohTyzFqo3Y/FytckOcKNDM8q7okQOhsx1KeWmZ0ynRISGj7cW7rnde47GCsQ jVt0MnBRbeaZNYCCGX/h =dEub -----END PGP SIGNATURE-----help
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