Date: Sun, 8 Jul 2012 16:34:55 +0300 From: Konstantin Belousov <kostikbel@gmail.com> To: Michael Butler <imb@protected-networks.net> Cc: current@freebsd.org Subject: Re: sleeping thread panic? Message-ID: <20120708133455.GX2338@deviant.kiev.zoral.com.ua> In-Reply-To: <4FF98128.6050607@protected-networks.net> References: <4FF98128.6050607@protected-networks.net>
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--b/3kIrr+SWblMf9a Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Sun, Jul 08, 2012 at 08:46:32AM -0400, Michael Butler wrote: > Sorry, no symbols but this happened twice last night while being the > target of a dump over NFS .. >=20 > root@mail:/var/crash # less info.0 > Dump header from device /dev/ada0s1 > Architecture: i386 > Architecture Version: 2 > Dump Length: 252809216B (241 MB) > Blocksize: 512 > Dumptime: Sun Jul 8 00:21:23 2012 > Hostname: mail.auburn.protected-networks.net > Magic: FreeBSD Kernel Dump > Version String: FreeBSD 10.0-CURRENT #87: Sat Jul 7 22:39:55 EDT 2012 > root@mail.auburn.protected-networks.net:/usr/obj/usr/src/sys/AUBURN > Panic String: sleeping thread > Dump Parity: 2996346376 > Bounds: 0 > Dump Status: good >=20 >=20 > (kgdb) bt > #0 0xc07530cd in doadump () > #1 0xc0753656 in kern_reboot () > #2 0xc0753cfc in panic () > #3 0xc079a34e in propagate_priority () > #4 0xc079b5e4 in turnstile_wait () > #5 0xc073ea71 in _mtx_lock_sleep () > #6 0xc09c4772 in vm_page_unwire () > #7 0xc07db039 in vfs_vmio_release () > #8 0xc07dd476 in getnewbuf () > #9 0xc07de50b in getblk () > #10 0xc0966d99 in ffs_balloc_ufs2 () > #11 0xc099281e in ffs_write () > #12 0xc0a38b05 in VOP_WRITE_APV () > #13 0xc068a65e in nfsvno_write () > #14 0xc06882e7 in nfsrvd_write () > #15 0xc066ea05 in nfsrvd_dorpc () > #16 0xc067d42f in nfssvc_program () > #17 0xc09356e2 in svc_run_internal () > #18 0xc0935b70 in svc_thread_start () > #19 0xc07204fb in fork_exit () > #20 0xc09fe7a4 in fork_trampoline () You need to provide: 1. exact version of your kernel sources 2. complete panic message. There should be backtrace of the 'sleeping thread', not the paniced thread, right after the panic message. --b/3kIrr+SWblMf9a Content-Type: application/pgp-signature Content-Disposition: inline -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.12 (FreeBSD) iEYEARECAAYFAk/5jH4ACgkQC3+MBN1Mb4gFpQCggGKbB331F/Ld6b8bUFc+4zST AGUAoLtAw0y4uoHT0uWJCknCbA7xwren =RpsY -----END PGP SIGNATURE----- --b/3kIrr+SWblMf9a--
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