Date: Sun, 18 Sep 2005 20:41:12 -0400 From: Kris Kennaway <kris@obsecurity.org> To: Kris Kennaway <kris@obsecurity.org> Cc: sparc64@FreeBSD.org Subject: Re: [kris@obsecurity.org: Re: panic: uma_small_alloc: free page still has mappings!] Message-ID: <20050919004112.GA83991@xor.obsecurity.org> In-Reply-To: <20050915010548.GA73597@xor.obsecurity.org> References: <20050915010548.GA73597@xor.obsecurity.org>
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--DocE+STaALJfprDB Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Wed, Sep 14, 2005 at 09:05:48PM -0400, Kris Kennaway wrote: > This is apparently a sparc-specific problem - can someone please look > into it? Cores are available. This is now my #1 panic on sparc (every couple of days). Is anyone able to look into it? Kris >=20 > Kris >=20 > ----- Forwarded message from Kris Kennaway <kris@obsecurity.org> ----- >=20 > Date: Wed, 14 Sep 2005 16:59:48 -0400 > From: Kris Kennaway <kris@obsecurity.org> > To: Kris Kennaway <kris@obsecurity.org> > Cc: current@FreeBSD.org > Subject: Re: panic: uma_small_alloc: free page still has mappings! > In-Reply-To: <20050910201924.GA96706@xor.obsecurity.org> > User-Agent: Mutt/1.4.2.1i >=20 > On Sat, Sep 10, 2005 at 04:19:25PM -0400, Kris Kennaway wrote: > > sparc64 SMP machine running 7.0 panicked a few minutes after adding > > load with: > >=20 > > panic: uma_small_alloc: free page still has mappings! > > cpuid =3D 0 > > KDB: enter: panic > > [thread pid 9124 tid 100318 ] > > Stopped at kdb_enter+0x3c: ta %xcc, 1 > > db> wh > > Tracing pid 9124 tid 100318 td 0xfffff800f6fb2720 > > panic() at panic+0x164 > > uma_small_alloc() at uma_small_alloc+0x9c > > slab_zalloc() at slab_zalloc+0x98 > > uma_zone_slab() at uma_zone_slab+0x12c > > uma_zalloc_bucket() at uma_zalloc_bucket+0x16c > > uma_zalloc_arg() at uma_zalloc_arg+0x374 > > malloc() at malloc+0x114 > > allocbuf() at allocbuf+0x208 > > getblk() at getblk+0x598 > > breadn() at breadn+0x58 > > bread() at bread+0x20 > > ffs_blkatoff() at ffs_blkatoff+0x64 > > ufs_direnter() at ufs_direnter+0x444 > > ufs_makeinode() at ufs_makeinode+0x460 > > ufs_create() at ufs_create+0x30 > > VOP_CREATE_APV() at VOP_CREATE_APV+0xb4 > > vn_open_cred() at vn_open_cred+0x188 > > vn_open() at vn_open+0x18 > > kern_open() at kern_open+0x8c > > open() at open+0x14 > > syscall() at syscall+0x2dc > > -- syscall (5, FreeBSD ELF64, open) %o7=3D0x4034d5b8 -- >=20 > Another one: >=20 > panic: uma_small_alloc: free page still has mappings! > db> wh > Tracing pid 19131 tid 100434 td 0xfffff800cf40a000 > panic() at panic+0x164 > uma_small_alloc() at uma_small_alloc+0x9c > slab_zalloc() at slab_zalloc+0x98 > uma_zone_slab() at uma_zone_slab+0x12c > uma_zalloc_bucket() at uma_zalloc_bucket+0x16c > uma_zalloc_arg() at uma_zalloc_arg+0x374 > malloc() at malloc+0x114 > sigacts_alloc() at sigacts_alloc+0x10 > fork1() at fork1+0x5dc > fork() at fork+0x10 > syscall() at syscall+0x2dc > -- syscall (2, FreeBSD ELF64, fork) %o7=3D0x40481bc8 -- >=20 > Kris >=20 >=20 >=20 >=20 > ----- End forwarded message ----- --DocE+STaALJfprDB Content-Type: application/pgp-signature Content-Disposition: inline -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.2 (FreeBSD) iD8DBQFDLgknWry0BWjoQKURAsFXAJsHgAVAv9NfevEcqKUiQjuWvnTLhACeK5Z4 YhnbE+HMuMDkLepi2Eew860= =jbS7 -----END PGP SIGNATURE----- --DocE+STaALJfprDB--
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