From: Dave Jones <davej@redhat.com>
To: Linux Kernel <linux-kernel@vger.kernel.org>
Cc: Al Viro <viro@ZenIV.linux.org.uk>,
Linus Torvalds <torvalds@linux-foundation.org>
Subject: Re: BUG_ON(nd->inode != parent->d_inode);
Date: Fri, 8 Mar 2013 10:04:08 -0500 [thread overview]
Message-ID: <20130308150408.GA25399@redhat.com> (raw)
In-Reply-To: <20130307021645.GA10173@redhat.com>
On Wed, Mar 06, 2013 at 09:16:45PM -0500, Dave Jones wrote:
> kernel BUG at fs/namei.c:1441!
> invalid opcode: 0000 [#1] PREEMPT SMP
> 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
> CPU 2
> Pid: 8737, comm: trinity-child0 Not tainted 3.9.0-rc1+ #69 Gigabyte Technology Co., Ltd. GA-MA78GM-S2H/GA-MA78GM-S2H
> RIP: 0010:[<ffffffff816bc622>] [<ffffffff816bc622>] lookup_slow+0x25/0xab
> RSP: 0018:ffff8800ad2cbc98 EFLAGS: 00010293
> RAX: 0000000000000001 RBX: ffff8800ad2cbde8 RCX: 0000000000000000
> RDX: 00000000000018ac RSI: ffff8800ad2cbd18 RDI: ffff88010b080040
> RBP: ffff8800ad2cbcc8 R08: 0000000000000001 R09: 0000000000000000
> R10: 0000000000000001 R11: 0000000000000000 R12: 0000000000000011
> R13: ffff8800cebf9bc0 R14: ffff8800ad2cbde8 R15: ffff8800cfb13178
> FS: 00007f98b7830740(0000) GS:ffff88012b200000(0000) knlGS:0000000000000000
> CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
> CR2: 0000000000000008 CR3: 00000000baffd000 CR4: 00000000000007e0
> DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
> DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
> Process trinity-child0 (pid: 8737, threadinfo ffff8800ad2ca000, task ffff880104ea4920)
> Stack:
> 0000000000000092 0000000000000000 0000000000000001 0000000000000011
> 0000000000000000 ffff8800ad2cbde8 ffff8800ad2cbd68 ffffffff811be75e
> ffff880104ea5040 0000000000000002 ffff8800ad2cbd08 ffffffff8100a196
> Call Trace:
> [<ffffffff811be75e>] path_lookupat+0x71e/0x740
> [<ffffffff8100a196>] ? native_sched_clock+0x26/0x90
> [<ffffffff810b2118>] ? trace_hardirqs_off_caller+0x28/0xc0
> [<ffffffff811be7b4>] filename_lookup+0x34/0xc0
> [<ffffffff811be8f2>] do_path_lookup+0x32/0x40
> [<ffffffff811beb7a>] kern_path+0x2a/0x50
> [<ffffffff811648f3>] ? might_fault+0x53/0xb0
> [<ffffffffa0001000>] ? ftrace_raw_event_kvm_age_page+0x70/0xd0 [kvm]
> [<ffffffff8116493c>] ? might_fault+0x9c/0xb0
> [<ffffffff811648f3>] ? might_fault+0x53/0xb0
> [<ffffffffa0001000>] ? ftrace_raw_event_kvm_age_page+0x70/0xd0 [kvm]
> [<ffffffff811d569d>] do_mount+0x8d/0xa00
> [<ffffffff811591ab>] ? memdup_user+0x4b/0x90
> [<ffffffff81159243>] ? strndup_user+0x53/0x70
> [<ffffffffa0001000>] ? ftrace_raw_event_kvm_age_page+0x70/0xd0 [kvm]
> [<ffffffff811d609e>] sys_mount+0x8e/0xe0
> [<ffffffffa0001000>] ? ftrace_raw_event_kvm_age_page+0x70/0xd0 [kvm]
> [<ffffffff816cd942>] system_call_fastpath+0x16/0x1b
> [<ffffffffa0001000>] ? ftrace_raw_event_kvm_age_page+0x70/0xd0 [kvm]
> 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
> RIP [<ffffffff816bc622>] lookup_slow+0x25/0xab
> RSP <ffff8800ad2cbc98>
Managed to trigger this one from a different path..
kernel BUG at fs/namei.c:1439!
invalid opcode: 0000 [#1] PREEMPT SMP DEBUG_PAGEALLOC
Modules linked in: atm x25 af_key lockd sunrpc ip6t_REJECT nf_conntrack_ipv6 nf_defrag_ipv6 xt_conntrack nf_conntrack ip6table_filter ip6_tables snd_hda_codec_realtek btusb snd_hda_intel bluetooth snd_hda_codec snd_pcm microcode rfkill usb_debug snd_page_alloc serio_raw snd_timer pcspkr snd edac_core soundcore r8169 mii vhost_net tun macvtap macvlan kvm_amd kvm radeon backlight drm_kms_helper ttm
CPU 1
Pid: 3025, comm: trinity-child1 Not tainted 3.9.0-rc1+ #77 Gigabyte Technology Co., Ltd. GA-MA78GM-S2H/GA-MA78GM-S2H
RIP: 0010:[<ffffffff816bfe24>] [<ffffffff816bfe24>] lookup_slow+0x25/0xab
RSP: 0018:ffff88010316dd18 EFLAGS: 00010202
RAX: 0000000000000001 RBX: ffff88010316de48 RCX: 0000000000000000
RDX: 0000000000001078 RSI: ffff88010316dd98 RDI: ffff8801053026f8
RBP: ffff88010316dd48 R08: 0000000000000001 R09: 0000000000000000
R10: 0000000000000001 R11: 0000000000000000 R12: 0000000000000010
R13: ffff880104e95720 R14: ffff88010316de48 R15: 0000000001412d30
FS: 00007f80b9bb9740(0000) GS:ffff88012a800000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000003e29e93880 CR3: 0000000108c39000 CR4: 00000000000007e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
Process trinity-child1 (pid: 3025, threadinfo ffff88010316c000, task ffff8801048b2490)
Stack:
ffff8801048b2bb0 0000000000000000 0000000000000001 0000000000000010
0000000000000000 ffff88010316de48 ffff88010316dde8 ffffffff811c973e
ffff88010316dd88 00000000000000d0 00000000000000d0 ffff8801224a2300
Call Trace:
[<ffffffff811c973e>] path_lookupat+0x71e/0x740
[<ffffffff8119dbb1>] ? kmem_cache_alloc+0x111/0x330
[<ffffffff811c7dd0>] ? getname_flags.part.33+0x30/0x150
[<ffffffff810b32df>] ? lock_release_holdtime.part.24+0x8f/0x130
[<ffffffff811c9794>] filename_lookup+0x34/0xc0
[<ffffffff811cc58e>] user_path_at_empty+0x8e/0x110
[<ffffffff810b2868>] ? trace_hardirqs_off_caller+0x28/0xc0
[<ffffffff811cc621>] user_path_at+0x11/0x20
[<ffffffff811e4347>] sys_lgetxattr+0x37/0xa0
[<ffffffff8134b6ce>] ? trace_hardirqs_on_thunk+0x3a/0x3f
[<ffffffff816d11c2>] system_call_fastpath+0x16/0x1b
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 d9 52 00 00 8b 53
RIP [<ffffffff816bfe24>] lookup_slow+0x25/0xab
RSP <ffff88010316dd18>
What can I dump here that might give us more clues ?
The only clue I have on this one so far is that it's something in /proc.
(I have to run trinity with -V /proc right now, because of all those
weird sysfs corruption bugs until someone gets a handle on those).
Dave
next prev parent reply other threads:[~2013-03-08 15:04 UTC|newest]
Thread overview: 99+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-03-07 2:16 BUG_ON(nd->inode != parent->d_inode); Dave Jones
2013-03-07 15:30 ` BUG_ON(nd->inode->i_op->follow_link); Dave Jones
2013-03-07 17:30 ` BUG_ON(nd->inode->i_op->follow_link); Linus Torvalds
2013-03-07 19:35 ` BUG_ON(nd->inode->i_op->follow_link); Dave Jones
2013-03-07 20:33 ` BUG_ON(nd->inode->i_op->follow_link); Linus Torvalds
2013-03-07 21:38 ` ipc/testmsg GPF Dave Jones
2013-03-07 21:45 ` Linus Torvalds
2013-03-07 21:49 ` David Miller
2013-03-07 21:51 ` Linus Torvalds
2013-03-07 22:03 ` Dave Jones
2013-03-07 22:36 ` pipe_release oops Dave Jones
2013-03-07 23:14 ` fasync_remove_entry oops Dave Jones
2013-03-07 23:46 ` Linus Torvalds
2013-03-07 23:54 ` Dave Jones
2013-03-08 0:20 ` Dave Jones
2013-03-08 0:21 ` pipe_release oops Linus Torvalds
2013-03-08 14:53 ` Dave Jones
2013-03-08 18:30 ` Linus Torvalds
2013-03-08 18:26 ` Jörn Engel
2013-03-10 23:33 ` Al Viro
2013-03-12 19:09 ` Jörn Engel
2013-03-10 22:10 ` Al Viro
2013-03-11 0:35 ` Al Viro
2013-03-11 15:10 ` Linus Torvalds
2013-03-11 18:05 ` Al Viro
2013-03-12 13:06 ` Al Viro
2013-03-12 15:31 ` Linus Torvalds
2013-03-12 19:43 ` Al Viro
2013-03-12 19:56 ` Dave Jones
2013-03-12 20:09 ` Linus Torvalds
2013-03-12 20:51 ` Al Viro
2013-03-27 13:51 ` Yet another pipe related oops Dave Jones
2013-03-27 15:20 ` Al Viro
2013-03-27 16:33 ` Linus Torvalds
2013-03-27 16:53 ` Raymond Jennings
2013-03-27 17:45 ` Al Viro
2013-04-01 20:34 ` Al Viro
2013-04-01 21:00 ` Greg Kroah-Hartman
2013-04-01 21:21 ` Al Viro
2013-04-01 21:44 ` Greg Kroah-Hartman
2013-04-01 23:27 ` Al Viro
2013-04-02 0:22 ` Al Viro
2013-04-02 1:55 ` Greg Kroah-Hartman
2013-03-12 1:27 ` pipe_release oops Dave Jones
2013-03-09 0:27 ` ipc/testmsg GPF Peter Hurley
2013-03-09 0:32 ` Dave Jones
2013-03-11 18:26 ` Dave Jones
2013-03-11 19:03 ` Peter Hurley
2013-03-12 22:02 ` Andrew Morton
2013-03-12 22:33 ` Dave Jones
2013-03-15 21:21 ` Dave Jones
2013-03-25 16:37 ` Dave Jones
2013-03-25 18:28 ` Peter Hurley
2013-03-25 18:39 ` Dave Jones
2013-03-07 22:18 ` BUG_ON(nd->inode->i_op->follow_link); Dave Jones
2013-03-07 22:50 ` BUG_ON(nd->inode->i_op->follow_link); Linus Torvalds
2013-03-07 23:03 ` BUG_ON(nd->inode->i_op->follow_link); Dave Jones
2013-03-07 23:55 ` BUG_ON(nd->inode->i_op->follow_link); Linus Torvalds
2013-03-11 0:02 ` BUG_ON(nd->inode->i_op->follow_link); Al Viro
2013-03-10 23:04 ` BUG_ON(nd->inode->i_op->follow_link); Al Viro
2013-03-12 18:31 ` BUG_ON(nd->inode->i_op->follow_link); Linus Torvalds
2013-03-08 15:04 ` Dave Jones [this message]
2013-03-08 18:51 ` BUG_ON(nd->inode != parent->d_inode); Linus Torvalds
2013-03-08 19:18 ` Dave Jones
2013-03-08 19:20 ` Dave Jones
2013-03-08 19:36 ` Dave Jones
2013-03-08 19:47 ` Linus Torvalds
2013-03-08 21:04 ` Dave Jones
2013-03-08 22:41 ` Linus Torvalds
2013-03-08 23:07 ` Dave Jones
2013-03-08 23:14 ` Dave Jones
2013-03-08 23:20 ` Linus Torvalds
2013-03-08 23:28 ` Linus Torvalds
2013-03-08 23:34 ` Dave Jones
2013-03-08 23:47 ` Dave Jones
2013-03-08 23:51 ` Linus Torvalds
2013-03-08 23:30 ` Dave Jones
2013-03-08 23:45 ` Linus Torvalds
2013-03-08 23:55 ` Dave Jones
2013-03-09 0:02 ` Linus Torvalds
2013-03-09 0:19 ` Dave Jones
2013-03-09 0:29 ` Raymond Jennings
2013-03-09 0:36 ` Dave Jones
2013-03-09 1:18 ` Linus Torvalds
2013-03-09 2:03 ` Dave Jones
2013-03-09 2:08 ` Linus Torvalds
2013-03-09 2:26 ` Dave Jones
2013-03-09 2:56 ` Dave Jones
2013-03-09 2:57 ` Dave Jones
[not found] ` <CA+55aFxyOYXnzDoWr7Utr1QLjjMUCON5EGH3FMvGBHxnxMJmQQ@mail.gmail.com>
2013-03-09 3:25 ` Dave Jones
2013-03-09 3:38 ` Eric W. Biederman
2013-03-09 4:26 ` Dave Jones
2013-03-09 8:28 ` Eric W. Biederman
[not found] ` <CA+55aFweyfew3VU79ZQV4otJcWiF0=xKXxDtADXcccNxGaqMwA@mail.gmail.com>
2013-03-09 3:50 ` Dave Jones
2013-03-09 4:31 ` Linus Torvalds
2013-03-09 4:39 ` Dave Jones
2013-03-09 5:13 ` Sasha Levin
2013-03-09 5:16 ` Dave Jones
2013-03-09 3:27 ` Eric W. Biederman
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