Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1758676Ab3CGCQv (ORCPT ); Wed, 6 Mar 2013 21:16:51 -0500 Received: from mx1.redhat.com ([209.132.183.28]:38707 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752350Ab3CGCQu (ORCPT ); Wed, 6 Mar 2013 21:16:50 -0500 Date: Wed, 6 Mar 2013 21:16:45 -0500 From: Dave Jones To: Linux Kernel Cc: Al Viro Subject: BUG_ON(nd->inode != parent->d_inode); Message-ID: <20130307021645.GA10173@redhat.com> Mail-Followup-To: Dave Jones , Linux Kernel , Al Viro MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline User-Agent: Mutt/1.5.21 (2010-09-15) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 4318 Lines: 58 Fuzz tester just hit this. Dave [11235.974332] ------------[ cut here ]------------ [11235.975039] kernel BUG at fs/namei.c:1441! [11235.975661] invalid opcode: 0000 [#1] PREEMPT SMP [11235.976433] Modules linked in: bnep vmw_vsock_vmci_transport vmw_vmci vsock fuse l2tp_ppp l2tp_core hidp 8021q garp mrp llc2 netrom phonet bridge dlci stp caif_socket caif af_key pppoe pppox ppp_generic slhc af_rxrpc ipt_ULOG can_bcm can_raw nfnetlink scsi_transport_iscsi rfcomm rose can x25 decnet ipx p8023 p8022 nfc ax25 appletalk psnap llc irda atm rds crc_ccitt lockd sunrpc ip6t_REJECT nf_conntrack_ipv6 nf_defrag_ipv6 xt_conntrack nf_conntrack ip6table_filter ip6_tables snd_hda_codec_realtek snd_hda_intel snd_hda_codec btusb snd_pcm microcode bluetooth pcspkr serio_raw edac_core snd_page_alloc rfkill snd_timer usb_debug snd soundcore r8169 mii vhost_net tun macvtap macvlan kvm_amd kvm [11235.988144] CPU 2 [11235.988462] Pid: 8737, comm: trinity-child0 Not tainted 3.9.0-rc1+ #69 Gigabyte Technology Co., Ltd. GA-MA78GM-S2H/GA-MA78GM-S2H [11235.990193] RIP: 0010:[] [] lookup_slow+0x25/0xab [11235.991392] RSP: 0018:ffff8800ad2cbc98 EFLAGS: 00010293 [11235.992196] RAX: 0000000000000001 RBX: ffff8800ad2cbde8 RCX: 0000000000000000 [11235.993266] RDX: 00000000000018ac RSI: ffff8800ad2cbd18 RDI: ffff88010b080040 [11235.994280] RBP: ffff8800ad2cbcc8 R08: 0000000000000001 R09: 0000000000000000 [11235.995315] R10: 0000000000000001 R11: 0000000000000000 R12: 0000000000000011 [11235.996334] R13: ffff8800cebf9bc0 R14: ffff8800ad2cbde8 R15: ffff8800cfb13178 [11235.997379] FS: 00007f98b7830740(0000) GS:ffff88012b200000(0000) knlGS:0000000000000000 [11235.998548] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [11235.999375] CR2: 0000000000000008 CR3: 00000000baffd000 CR4: 00000000000007e0 [11236.000403] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [11236.001421] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400 [11236.002457] Process trinity-child0 (pid: 8737, threadinfo ffff8800ad2ca000, task ffff880104ea4920) [11236.003761] Stack: [11236.004091] 0000000000000092 0000000000000000 0000000000000001 0000000000000011 [11236.005337] 0000000000000000 ffff8800ad2cbde8 ffff8800ad2cbd68 ffffffff811be75e [11236.006570] ffff880104ea5040 0000000000000002 ffff8800ad2cbd08 ffffffff8100a196 [11236.015665] Call Trace: [11236.023527] [] path_lookupat+0x71e/0x740 [11236.032165] [] ? native_sched_clock+0x26/0x90 [11236.040991] [] ? trace_hardirqs_off_caller+0x28/0xc0 [11236.049559] [] filename_lookup+0x34/0xc0 [11236.058095] [] do_path_lookup+0x32/0x40 [11236.066609] [] kern_path+0x2a/0x50 [11236.074848] [] ? might_fault+0x53/0xb0 [11236.082790] [] ? ftrace_raw_event_kvm_age_page+0x70/0xd0 [kvm] [11236.091059] [] ? might_fault+0x9c/0xb0 [11236.099271] [] ? might_fault+0x53/0xb0 [11236.107711] [] ? ftrace_raw_event_kvm_age_page+0x70/0xd0 [kvm] [11236.116287] [] do_mount+0x8d/0xa00 [11236.124378] [] ? memdup_user+0x4b/0x90 [11236.132666] [] ? strndup_user+0x53/0x70 [11236.140733] [] ? ftrace_raw_event_kvm_age_page+0x70/0xd0 [kvm] [11236.149090] [] sys_mount+0x8e/0xe0 [11236.157394] [] ? ftrace_raw_event_kvm_age_page+0x70/0xd0 [kvm] [11236.166112] [] system_call_fastpath+0x16/0x1b [11236.174800] [] ? ftrace_raw_event_kvm_age_page+0x70/0xd0 [kvm] [11236.183799] Code: 55 48 89 e5 0f 0b 66 66 66 66 90 55 48 89 e5 41 56 41 55 41 54 53 48 89 fb 48 83 ec 10 4c 8b 6f 08 48 8b 7f 30 49 3b 7d 30 74 02 <0f> 0b 48 81 c7 e8 00 00 00 49 89 f4 31 f6 e8 7b 52 00 00 8b 53 [11236.204106] RIP [] lookup_slow+0x25/0xab [11236.212308] RSP [11236.223021] ---[ end trace 9b541228773df23c ]--- -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/