Date: Fri, 18 Nov 2005 19:04:02 +0100 From: Joerg Pernfuss <elessar@bsdforen.de> To: freebsd-stable@freebsd.org Subject: RELENG_6 LOR: vnode interlock / system map Message-ID: <20051118190402.2e9fa100@loki>
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--Signature_Fri__18_Nov_2005_19_04_02_+0100_f2Vd33CCavV2YOwu Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: quoted-printable Hi. While hunting down the panic described in the other mail, I got an LOR I couldn't find on the lists so far. lock order reversal: 1st 0xc50147ec vnode interlock (vnode interlock) @ /usr/src/sys/kern/vfs_su= br.c:2185 2nd 0xc1060144 system map (system map) @ /usr/src/sys/vm/vm_kern.c:295 KDB: stack backtrace: witness_checkorder(c1060144,9,c0822173,127,e5e08a3c) at 0xc060fb1f =3D witn= ess_checkorder+0x5bf _mtx_lock_flags(c1060144,0,c0822173,127,321) at 0xc05da7d4 =3D _mtx_lock_fl= ags+0x54 _vm_map_lock(c10600c0,c0822173,127,8,c106c468) at 0xc072d425 =3D _vm_map_lo= ck+0x35 kmem_malloc(c10600c0,1000,101,101,8) at 0xc072c81c =3D kmem_malloc+0x3c slab_zalloc(9,c08211fb,8a2,c4c93a80,c4c93af8) at 0xc0722d12 =3D slab_zalloc= +0x82 uma_zone_slab(c106c468,8,c08211fb,8a2,0) at 0xc07231ac =3D uma_zone_slab+0x= ac uma_zalloc_internal(1,0,0,0,e5e08b6c) at 0xc072325e =3D uma_zalloc_internal= +0x3e bucket_alloc(c10440a8,0,c08211fb,95e,c10440a0) at 0xc0723749 =3D bucket_all= oc+0x29 uma_zfree_arg(c1042000,c5039208,0,e5e08b90,c06e9b38) at 0xc07248c6 =3D uma_= zfree_arg+0x2d6 mac_labelzone_free(c5039208,c5014770,e5e08bac,c064bc3e,c5014770) at 0xc06e0= 710 =3D mac_labelzone_free+0x20 mac_destroy_vnode(c5014770,0,c0812767,2ff,c50147ec) at 0xc06e9b38 =3D mac_d= estroy_vnode+0x18 vdropl(c084cf60,e5e08bc8,c0812767,819,d64) at 0xc064bc3e =3D vdropl+0x11e vput(c5014770,0,c081e644,d64,3b7) at 0xc064d6e8 =3D vput+0x168 handle_workitem_remove(0,c4f47400,2,32e,0) at 0xc0703c91 =3D handle_workite= m_remove+0x161 process_worklist_item(c08dbd40,8,c081e644,2a3,437a7572) at 0xc0704181 =3D p= rocess_worklist_item+0x201 softdep_process_worklist(0,0,c0812767,68a,0) at 0xc0709543 =3D softdep_proc= ess_worklist+0x93 sched_sync(0,e5e08d38,c080693c,30d,0) at 0xc064d167 =3D sched_sync+0x5c7 fork_exit(c064cba0,0,e5e08d38) at 0xc05c9a34 =3D fork_exit+0xa4 fork_trampoline() at 0xc079152c =3D fork_trampoline+0x8 --- trap 0x1, eip =3D 0, esp =3D 0xe5e08d6c, ebp =3D 0 --- Regards, Joerg. --=20 | /"\ ASCII ribbon | GnuPG Key ID | c7e4 d91d 64e2 6321 9988 | | \ / campaign against | 0xb248b614 | f27a 4e5b 06ce b248 b614 | | X HTML in email | .the next sentence is a lie. | | / \ and news | .the previous sentence was true. | --Signature_Fri__18_Nov_2005_19_04_02_+0100_f2Vd33CCavV2YOwu Content-Type: application/pgp-signature -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.2 (FreeBSD) iD8DBQFDfheZTlsGzrJIthQRAjUAAJ90PabZKROcnxDYvmPlz3DQfuBnsgCfYGaK EgTfAwBrxbOpXD2IMv4XTsg= =dPTY -----END PGP SIGNATURE----- --Signature_Fri__18_Nov_2005_19_04_02_+0100_f2Vd33CCavV2YOwu--
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