From mboxrd@z Thu Jan 1 00:00:00 1970 From: Stephen Hemminger Subject: Fw: [Bug 7297] New: modprobe -v -r causes crash in xt_unregister_match Date: Tue, 10 Oct 2006 12:42:16 -0700 Message-ID: <20061010124216.74489253@freekitty> Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Return-path: To: Netfilter Development Mailinglist List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: netfilter-devel-bounces@lists.netfilter.org Errors-To: netfilter-devel-bounces@lists.netfilter.org List-Id: netfilter-devel.vger.kernel.org Looks like an xt_tables bug. On Tue, 10 Oct 2006 05:10:47 -0700 bugme-daemon@bugzilla.kernel.org wrote: > http://bugzilla.kernel.org/show_bug.cgi?id=7297 > > Summary: modprobe -v -r causes crash in xt_unregister_match > Kernel Version: 2.6.16 / 2.6.19-rc1-git6 > Status: NEW > Severity: normal > Owner: laforge@gnumonks.org > Submitter: olh@suse.de > > > Most recent kernel where this bug did not occur: untested > Distribution: SuSE Linux > Hardware Environment: IBM JS20 ppc64 > Software Environment: > Problem Description: > > NET: Unregistered protocol family 5 > ieee80211_crypt: unregistered algorithm 'CCMP' > ieee80211_crypt: unregistered algorithm 'WEP' > ieee80211_crypt: unregistered algorithm 'NULL' > Unable to handle kernel paging request for data at address 0xd000000000d57c08 > Faulting instruction address: 0xd0000000000e667c > Oops: Kernel access of bad area, sig: 11 [#1] > SMP NR_CPUS=128 NUMA > Modules linked in: ip_gre sco rfcomm hidp bnep l2cap bluetooth rpcsec_gss_spkm3 > rpcsec_gss_krb5 auth_rpcgss sunrpc ebt_802_3 ebt_redirect ebt_snat ebt_mark > ebtable_na > t ebt_pkttype ebt_dnat ebt_among ebt_limit ebtable_filter ebt_ip ebt_arpreply > ebt_stp ebt_log ebt_mark_m ebt_arp ebt_vlan ebtable_broute ebtables xt_NFQUEUE > xt_CONNSE > CMARK xt_statistic xt_policy xt_multiport xt_length bridge sctp ts_kmp dccp_ipv6 > dccp_ipv4 dccp xt_pkttype ipt_LOG xt_limit autofs4 ip6t_REJECT xt_tcpudp > ipt_REJECT x > t_state iptable_filter ip_conntrack nfnetlink ip_tables ip6table_filter > ip6_tables x_tables ipv6 loop dm_mod tg3 generic qla2xxx scsi_transport_fc > firmware_class sd_m > od scsi_mod > NIP: D0000000000E667C LR: D0000000000E665C CTR: C000000000391EDC > REGS: c0000000510db900 TRAP: 0300 Not tainted (2.6.19-rc1-git6-ppc64-netfilter) > MSR: 8000000000009032 CR: 24228282 XER: 200FFFFF > DAR: D000000000D57C08, DSISR: 0000000042000000 > TASK = c000000051b300c0[6162] 'modprobe' THREAD: c0000000510d8000 CPU: 0 > GPR00: 0000000000100100 C0000000510DBB80 D0000000000F9518 C00000000F2FB0C0 > GPR04: 0000000000000002 0000000000001EDB 0000000024228282 000000000170AB80 > GPR08: 0000000000000000 0000000000200200 D000000000D72E70 D000000000D57C00 > GPR12: D0000000000E7FF0 C00000000048D400 0000000000000000 0000000010020000 > GPR16: 0000000000000001 0000000000000000 0000000000000000 0000000010028248 > GPR20: 0000000000000000 00000000100283C8 0000000000000003 0000000010001B80 > GPR24: 0000000000000001 0000000000000000 0000000010028B24 D0000000000F1528 > GPR28: 00000000000000C0 D000000000D6C8B0 D0000000000F9080 0000000000000000 > NIP [D0000000000E667C] .xt_unregister_match+0x5c/0xa0 [x_tables] > LR [D0000000000E665C] .xt_unregister_match+0x3c/0xa0 [x_tables] > Call Trace: > [C0000000510DBB80] [D0000000000E665C] .xt_unregister_match+0x3c/0xa0 [x_tables] > (unreliable) > [C0000000510DBC20] [D0000000000E66EC] .xt_unregister_matches+0x2c/0x60 [x_tables] > [C0000000510DBCB0] [D000000000D6C0A0] .xt_length_fini+0x20/0x38 [xt_length] > [C0000000510DBD30] [C00000000008A6AC] .sys_delete_module+0x1f0/0x248 > [C0000000510DBE30] [C00000000000871C] syscall_exit+0x0/0x40 > Instruction dump: > e87b0000 1f9c0060 7c7c1a14 48001999 e8410028 e95d0008 e97d0000 3c000010 > 3d200020 60000100 61290200 f96a0000 f81d0000 f93d0008 60000000 > > Steps to reproduce: > > find /lib/modules/`uname -r`/kernel/net/ -name "*.ko" | xargs -n1 basename | sed > 's@\.ko$@@' | xargs -n1 modprobe -v > > find /lib/modules/`uname -r`/kernel/net/ -name "*.ko" | xargs -n1 basename | sed > 's@\.ko$@@' | xargs -n1 modprobe -v -r > > ------- You are receiving this mail because: ------- > You are on the CC list for the bug, or are watching someone who is. - To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html -- Stephen Hemminger