Return-Path: linux-nfs-owner@vger.kernel.org Received: from mail.agmk.net ([91.192.224.71]:46118 "EHLO mail.agmk.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753650Ab3AOKCn convert rfc822-to-8bit (ORCPT ); Tue, 15 Jan 2013 05:02:43 -0500 From: =?utf-8?B?UGF3ZcWC?= Sikora To: linux-nfs@vger.kernel.org Cc: baggins@pld-linux.org Subject: [3.7.1] kernel BUG at net/sunrpc/svc_xprt.c:921 Date: Tue, 15 Jan 2013 11:02:34 +0100 Message-ID: <2756629.oPBWvActBb@pawels> MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Sender: linux-nfs-owner@vger.kernel.org List-ID: 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:[] [] 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] [] svc_recv+0x101/0x580 [sunrpc] [602552.174695] [] ? nfs_callback_authenticate+0x30/0x30 [nfsv4] [602552.174828] [] nfs4_callback_svc+0x33/0x60 [nfsv4] [602552.174930] [] kthread+0xbb/0xc0 [602552.175026] [] ? ftrace_raw_event_xen_mc__batch+0xb0/0xb0 [602552.175130] [] ? kthread_freezable_should_stop+0x70/0x70 [602552.175233] [] ret_from_fork+0x7c/0xb0 [602552.175330] [] ? 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 [] svc_delete_xprt+0x122/0x140 [sunrpc] [602552.179237] RSP [602552.179355] ---[ end trace d712e98086b82c74 ]---