2013-01-15 10:02:43

by Paweł Sikora

[permalink] [raw]
Subject: [3.7.1] kernel BUG at net/sunrpc/svc_xprt.c:921

Hi all,

on one nfs-client i've noticed following bug in dmesg:
is it a known bug?

BR,
Paweł.

[602552.165960] ------------[ cut here ]------------
[602552.166037] kernel BUG at /home/users/pawels/rpm/BUILD/kernel-3.7.1/linux-3.7/net/sunrpc/svc_xprt.c:921!
[602552.166123] invalid opcode: 0000 [#1] SMP
[602552.166293] Modules linked in: nfsv3 nfsv4 nfs dns_resolver fscache fuse nfsd auth_rpcgss nfs_acl lockd sunrpc ipmi_si ipmi_devintf ipmi_msghandler sch_sfq xt_nat iptable_nat nf_conntrack_ipv4 nf_defrag_ipv4 nf_nat_ipv4 nf_nat nf_conntrack iptable_filter xt_TCPMSS xt_tcpudp iptable_mangle ip_tables ip6table_filter ip6_tables x_tables quota_v2 quota_tree ext4 crc16 jbd2 raid10 raid0 dm_mod autofs4 dummy ide_cd_mod cdrom ata_generic pata_acpi pata_atiixp sp5100_tco ide_pci_generic kvm_amd kvm igb ptp microcode joydev pps_core i2c_piix4 i2c_core dca evdev hid_generic k10temp atiixp pcspkr ide_core hwmon amd64_edac_mod edac_core edac_mce_amd processor button ext3 mbcache jbd sd_mod crc_t10dif raid1 md_mod ahci libahci libata scsi_mod usbhid hid ohci_hcd ehci_hcd usbcore usb_common
[602552.171338] CPU 1
[602552.171401] Pid: 13394, xid: #0, comm: nfsv4.0-svc Not tainted 3.7.1-2 #1 Supermicro H8DGU/H8DGU
[602552.171613] RIP: 0010:[<ffffffffa03e1b62>] [<ffffffffa03e1b62>] svc_delete_xprt+0x122/0x140 [sunrpc]
[602552.171824] RSP: 0018:ffff8806d4cd7e28 EFLAGS: 00010286
[602552.171920] RAX: 00000000ffffffff RBX: ffff880134d1a000 RCX: 0000000000000000
[602552.172046] RDX: ffff88029c513a18 RSI: 7fffffffffffffff RDI: ffff880134d1a000
[602552.172173] RBP: ffff8806d4cd7e48 R08: 0000000000000000 R09: 0000000000000000
[602552.172299] R10: 000000000000175f R11: ffffffff8107cae4 R12: ffff8801d63b2f00
[602552.172426] R13: ffff8801d63b2f00 R14: 0000000000000000 R15: ffff8801d63b2f00
[602552.172553] FS: 00007f7f4faf97c0(0000) GS:ffff880313c40000(0000) knlGS:00000000f750e6c0
[602552.172683] CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b
[602552.172780] CR2: 00007f9c33133998 CR3: 0000000707ef5000 CR4: 00000000000007e0
[602552.172906] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[602552.173034] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
[602552.173161] Process nfsv4.0-svc (pid: 13394, threadinfo ffff8806d4cd6000, task ffff8807066286f0)
[602552.173292] Stack:
[602552.173412] 7fffffffffffffff ffff88030cc92000 ffff880134d1a000 ffff8801d63b2f00
[602552.173767] ffff8806d4cd7e98 ffffffffa03e2dc1 ffff880371cbc560 010000004e4ff850
[602552.174122] ffff88024e4ff848 ffff88030cc92000 ffff88030cc92000 ffffffffa04e2960
[602552.174490] Call Trace:
[602552.174588] [<ffffffffa03e2dc1>] svc_recv+0x101/0x580 [sunrpc]
[602552.174695] [<ffffffffa04e2960>] ? nfs_callback_authenticate+0x30/0x30 [nfsv4]
[602552.174828] [<ffffffffa04e2993>] nfs4_callback_svc+0x33/0x60 [nfsv4]
[602552.174930] [<ffffffff8107496b>] kthread+0xbb/0xc0
[602552.175026] [<ffffffff81010000>] ? ftrace_raw_event_xen_mc__batch+0xb0/0xb0
[602552.175130] [<ffffffff810748b0>] ? kthread_freezable_should_stop+0x70/0x70
[602552.175233] [<ffffffff814e817c>] ret_from_fork+0x7c/0xb0
[602552.175330] [<ffffffff810748b0>] ? kthread_freezable_should_stop+0x70/0x70
[602552.175431] Code: 89 30 48 89 c7 ff 50 10 48 8b 83 68 02 00 00 49 39 c4 75 c5 80 43 70 01 48 89 df e8 b9 fe ff ff 48 83 c4 08 5b 41 5c 41 5d 5d c3 <0f> 0b 0f 0b 48 89 fe 31 c0 48 c7 c7 0f 80 3e a0 e8 00 5e 0f e1
[602552.179073] RIP [<ffffffffa03e1b62>] svc_delete_xprt+0x122/0x140 [sunrpc]
[602552.179237] RSP <ffff8806d4cd7e28>
[602552.179355] ---[ end trace d712e98086b82c74 ]---



2013-01-15 20:11:59

by J. Bruce Fields

[permalink] [raw]
Subject: Re: [3.7.1] kernel BUG at net/sunrpc/svc_xprt.c:921

On Tue, Jan 15, 2013 at 11:02:34AM +0100, Paweł Sikora wrote:
> Hi all,
>
> on one nfs-client i've noticed following bug in dmesg:
> is it a known bug?

Looks to be the same reported here:

http://article.gmane.org/gmane.linux.kernel/1421589/match=net+sunrpc+svc_xprt+c+921

What was the last working kernel for you?

--b.

>
> BR,
> Paweł.
>
> [602552.165960] ------------[ cut here ]------------
> [602552.166037] kernel BUG at /home/users/pawels/rpm/BUILD/kernel-3.7.1/linux-3.7/net/sunrpc/svc_xprt.c:921!
> [602552.166123] invalid opcode: 0000 [#1] SMP
> [602552.166293] Modules linked in: nfsv3 nfsv4 nfs dns_resolver fscache fuse nfsd auth_rpcgss nfs_acl lockd sunrpc ipmi_si ipmi_devintf ipmi_msghandler sch_sfq xt_nat iptable_nat nf_conntrack_ipv4 nf_defrag_ipv4 nf_nat_ipv4 nf_nat nf_conntrack iptable_filter xt_TCPMSS xt_tcpudp iptable_mangle ip_tables ip6table_filter ip6_tables x_tables quota_v2 quota_tree ext4 crc16 jbd2 raid10 raid0 dm_mod autofs4 dummy ide_cd_mod cdrom ata_generic pata_acpi pata_atiixp sp5100_tco ide_pci_generic kvm_amd kvm igb ptp microcode joydev pps_core i2c_piix4 i2c_core dca evdev hid_generic k10temp atiixp pcspkr ide_core hwmon amd64_edac_mod edac_core edac_mce_amd processor button ext3 mbcache jbd sd_mod crc_t10dif raid1 md_mod ahci libahci libata scsi_mod usbhid hid ohci_hcd ehci_hcd usbcore usb_common
> [602552.171338] CPU 1
> [602552.171401] Pid: 13394, xid: #0, comm: nfsv4.0-svc Not tainted 3.7.1-2 #1 Supermicro H8DGU/H8DGU
> [602552.171613] RIP: 0010:[<ffffffffa03e1b62>] [<ffffffffa03e1b62>] svc_delete_xprt+0x122/0x140 [sunrpc]
> [602552.171824] RSP: 0018:ffff8806d4cd7e28 EFLAGS: 00010286
> [602552.171920] RAX: 00000000ffffffff RBX: ffff880134d1a000 RCX: 0000000000000000
> [602552.172046] RDX: ffff88029c513a18 RSI: 7fffffffffffffff RDI: ffff880134d1a000
> [602552.172173] RBP: ffff8806d4cd7e48 R08: 0000000000000000 R09: 0000000000000000
> [602552.172299] R10: 000000000000175f R11: ffffffff8107cae4 R12: ffff8801d63b2f00
> [602552.172426] R13: ffff8801d63b2f00 R14: 0000000000000000 R15: ffff8801d63b2f00
> [602552.172553] FS: 00007f7f4faf97c0(0000) GS:ffff880313c40000(0000) knlGS:00000000f750e6c0
> [602552.172683] CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b
> [602552.172780] CR2: 00007f9c33133998 CR3: 0000000707ef5000 CR4: 00000000000007e0
> [602552.172906] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
> [602552.173034] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
> [602552.173161] Process nfsv4.0-svc (pid: 13394, threadinfo ffff8806d4cd6000, task ffff8807066286f0)
> [602552.173292] Stack:
> [602552.173412] 7fffffffffffffff ffff88030cc92000 ffff880134d1a000 ffff8801d63b2f00
> [602552.173767] ffff8806d4cd7e98 ffffffffa03e2dc1 ffff880371cbc560 010000004e4ff850
> [602552.174122] ffff88024e4ff848 ffff88030cc92000 ffff88030cc92000 ffffffffa04e2960
> [602552.174490] Call Trace:
> [602552.174588] [<ffffffffa03e2dc1>] svc_recv+0x101/0x580 [sunrpc]
> [602552.174695] [<ffffffffa04e2960>] ? nfs_callback_authenticate+0x30/0x30 [nfsv4]
> [602552.174828] [<ffffffffa04e2993>] nfs4_callback_svc+0x33/0x60 [nfsv4]
> [602552.174930] [<ffffffff8107496b>] kthread+0xbb/0xc0
> [602552.175026] [<ffffffff81010000>] ? ftrace_raw_event_xen_mc__batch+0xb0/0xb0
> [602552.175130] [<ffffffff810748b0>] ? kthread_freezable_should_stop+0x70/0x70
> [602552.175233] [<ffffffff814e817c>] ret_from_fork+0x7c/0xb0
> [602552.175330] [<ffffffff810748b0>] ? kthread_freezable_should_stop+0x70/0x70
> [602552.175431] Code: 89 30 48 89 c7 ff 50 10 48 8b 83 68 02 00 00 49 39 c4 75 c5 80 43 70 01 48 89 df e8 b9 fe ff ff 48 83 c4 08 5b 41 5c 41 5d 5d c3 <0f> 0b 0f 0b 48 89 fe 31 c0 48 c7 c7 0f 80 3e a0 e8 00 5e 0f e1
> [602552.179073] RIP [<ffffffffa03e1b62>] svc_delete_xprt+0x122/0x140 [sunrpc]
> [602552.179237] RSP <ffff8806d4cd7e28>
> [602552.179355] ---[ end trace d712e98086b82c74 ]---
>
> --
> To unsubscribe from this list: send the line "unsubscribe linux-nfs" in
> the body of a message to [email protected]
> More majordomo info at http://vger.kernel.org/majordomo-info.html

2013-01-16 07:16:16

by Paweł Sikora

[permalink] [raw]
Subject: Re: [3.7.1] kernel BUG at net/sunrpc/svc_xprt.c:921

On Tuesday 15 of January 2013 15:11:56 J. Bruce Fields wrote:
> On Tue, Jan 15, 2013 at 11:02:34AM +0100, Paweł Sikora wrote:
> > Hi all,
> >
> > on one nfs-client i've noticed following bug in dmesg:
> > is it a known bug?
>
> Looks to be the same reported here:
>
> http://article.gmane.org/gmane.linux.kernel/1421589/match=net+sunrpc+svc_xprt+c+921
>
> What was the last working kernel for you?

3.5.y and 3.6.y work fine.

>
> --b.
>
> >
> > BR,
> > Paweł.
> >
> > [602552.165960] ------------[ cut here ]------------
> > [602552.166037] kernel BUG at /home/users/pawels/rpm/BUILD/kernel-3.7.1/linux-3.7/net/sunrpc/svc_xprt.c:921!
> > [602552.166123] invalid opcode: 0000 [#1] SMP
> > [602552.166293] Modules linked in: nfsv3 nfsv4 nfs dns_resolver fscache fuse nfsd auth_rpcgss nfs_acl lockd sunrpc ipmi_si ipmi_devintf ipmi_msghandler sch_sfq xt_nat iptable_nat nf_conntrack_ipv4 nf_defrag_ipv4 nf_nat_ipv4 nf_nat nf_conntrack iptable_filter xt_TCPMSS xt_tcpudp iptable_mangle ip_tables ip6table_filter ip6_tables x_tables quota_v2 quota_tree ext4 crc16 jbd2 raid10 raid0 dm_mod autofs4 dummy ide_cd_mod cdrom ata_generic pata_acpi pata_atiixp sp5100_tco ide_pci_generic kvm_amd kvm igb ptp microcode joydev pps_core i2c_piix4 i2c_core dca evdev hid_generic k10temp atiixp pcspkr ide_core hwmon amd64_edac_mod edac_core edac_mce_amd processor button ext3 mbcache jbd sd_mod crc_t10dif raid1 md_mod ahci libahci libata scsi_mod usbhid hid ohci_hcd ehci_hcd usbcore usb_common
> > [602552.171338] CPU 1
> > [602552.171401] Pid: 13394, xid: #0, comm: nfsv4.0-svc Not tainted 3.7.1-2 #1 Supermicro H8DGU/H8DGU
> > [602552.171613] RIP: 0010:[<ffffffffa03e1b62>] [<ffffffffa03e1b62>] svc_delete_xprt+0x122/0x140 [sunrpc]
> > [602552.171824] RSP: 0018:ffff8806d4cd7e28 EFLAGS: 00010286
> > [602552.171920] RAX: 00000000ffffffff RBX: ffff880134d1a000 RCX: 0000000000000000
> > [602552.172046] RDX: ffff88029c513a18 RSI: 7fffffffffffffff RDI: ffff880134d1a000
> > [602552.172173] RBP: ffff8806d4cd7e48 R08: 0000000000000000 R09: 0000000000000000
> > [602552.172299] R10: 000000000000175f R11: ffffffff8107cae4 R12: ffff8801d63b2f00
> > [602552.172426] R13: ffff8801d63b2f00 R14: 0000000000000000 R15: ffff8801d63b2f00
> > [602552.172553] FS: 00007f7f4faf97c0(0000) GS:ffff880313c40000(0000) knlGS:00000000f750e6c0
> > [602552.172683] CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b
> > [602552.172780] CR2: 00007f9c33133998 CR3: 0000000707ef5000 CR4: 00000000000007e0
> > [602552.172906] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
> > [602552.173034] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
> > [602552.173161] Process nfsv4.0-svc (pid: 13394, threadinfo ffff8806d4cd6000, task ffff8807066286f0)
> > [602552.173292] Stack:
> > [602552.173412] 7fffffffffffffff ffff88030cc92000 ffff880134d1a000 ffff8801d63b2f00
> > [602552.173767] ffff8806d4cd7e98 ffffffffa03e2dc1 ffff880371cbc560 010000004e4ff850
> > [602552.174122] ffff88024e4ff848 ffff88030cc92000 ffff88030cc92000 ffffffffa04e2960
> > [602552.174490] Call Trace:
> > [602552.174588] [<ffffffffa03e2dc1>] svc_recv+0x101/0x580 [sunrpc]
> > [602552.174695] [<ffffffffa04e2960>] ? nfs_callback_authenticate+0x30/0x30 [nfsv4]
> > [602552.174828] [<ffffffffa04e2993>] nfs4_callback_svc+0x33/0x60 [nfsv4]
> > [602552.174930] [<ffffffff8107496b>] kthread+0xbb/0xc0
> > [602552.175026] [<ffffffff81010000>] ? ftrace_raw_event_xen_mc__batch+0xb0/0xb0
> > [602552.175130] [<ffffffff810748b0>] ? kthread_freezable_should_stop+0x70/0x70
> > [602552.175233] [<ffffffff814e817c>] ret_from_fork+0x7c/0xb0
> > [602552.175330] [<ffffffff810748b0>] ? kthread_freezable_should_stop+0x70/0x70
> > [602552.175431] Code: 89 30 48 89 c7 ff 50 10 48 8b 83 68 02 00 00 49 39 c4 75 c5 80 43 70 01 48 89 df e8 b9 fe ff ff 48 83 c4 08 5b 41 5c 41 5d 5d c3 <0f> 0b 0f 0b 48 89 fe 31 c0 48 c7 c7 0f 80 3e a0 e8 00 5e 0f e1
> > [602552.179073] RIP [<ffffffffa03e1b62>] svc_delete_xprt+0x122/0x140 [sunrpc]
> > [602552.179237] RSP <ffff8806d4cd7e28>
> > [602552.179355] ---[ end trace d712e98086b82c74 ]---
> >
> > --
> > To unsubscribe from this list: send the line "unsubscribe linux-nfs" in
> > the body of a message to [email protected]
> > More majordomo info at http://vger.kernel.org/majordomo-info.html