Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755121AbYBQFIg (ORCPT ); Sun, 17 Feb 2008 00:08:36 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751303AbYBQFI3 (ORCPT ); Sun, 17 Feb 2008 00:08:29 -0500 Received: from E23SMTP05.au.ibm.com ([202.81.18.174]:58637 "EHLO e23smtp05.au.ibm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750923AbYBQFI1 (ORCPT ); Sun, 17 Feb 2008 00:08:27 -0500 Message-ID: <47B7C13C.1080004@linux.vnet.ibm.com> Date: Sun, 17 Feb 2008 10:38:12 +0530 From: Kamalesh Babulal User-Agent: Thunderbird 1.5.0.14pre (X11/20071023) MIME-Version: 1.0 To: Andrew Morton CC: linux-kernel@vger.kernel.org, Ingo Molnar , Thomas Gleixner , Andy Whitcroft Subject: Re: 2.6.25-rc2-mm1 References: <20080216002522.9c4bd0fb.akpm@linux-foundation.org> In-Reply-To: <20080216002522.9c4bd0fb.akpm@linux-foundation.org> Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 21570 Lines: 357 Hi Andrew, The 2.6.25-rc2-mm1 kernel oopses, followed by softlockup several times (have pasted only some of them) on the x86_64 machine. The machine has 4 cpu(s). BUG: unable to handle kernel NULL pointer dereference at 0000000000000219 IP: [] security_inode_getattr+0x4/0x21 PGD 1da947067 PUD 1e1803067 PMD 0 Oops: 0000 [1] SMP last sysfs file: /sys/devices/system/cpu/cpu1/cpufreq/scaling_setspeed CPU 2 Modules linked in: auth_rpcgss exportfs autofs4 hidp rfcomm l2cap bluetooth sunrpc ipv6 acpi_cpufreq dm_mirror dm_mod video output sbs sbshc battery acpi_memhotplug ac parport_pc lp parport sg floppy tg3 button ide_cd_mod cdrom serio_raw i2c_i801 pcspkr e752x_edac edac_core shpchp i2c_core aic79xx scsi_transport_spi sd_mod scsi_mod ext3 jbd ehci_hcd ohci_hcd uhci_hcd [last unloaded: microcode] Pid: 3069, comm: modprobe Not tainted 2.6.25-rc2-mm1-autotest #1 RIP: 0010:[] [] security_inode_getattr+0x4/0x21 RSP: 0018:ffff8101da9e9ea0 EFLAGS: 00010286 RAX: 0000000000000000 RBX: ffff8101e1cd7a40 RCX: 0000000000000001 RDX: ffff8101da9e9ef8 RSI: ffff8101e1cd7a40 RDI: ffff8101e5946dc0 RBP: 00000000fffffff7 R08: 0000000000000002 R09: 0000000000000002 R10: 0000000000000002 R11: 0000000000000246 R12: 0000000000000000 R13: ffff8101da9e9ef8 R14: ffff8101e5946dc0 R15: 000000000061a660 FS: 00007fc33bc746f0(0000) GS:ffff8101e714de40(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b CR2: 0000000000000219 CR3: 00000001da894000 CR4: 00000000000006e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400 Process modprobe (pid: 3069, threadinfo ffff8101da9e8000, task ffff8101e51975e0) Stack: ffffffff8028e55d ffff8101e7111300 00000000fffffff7 ffff8101da9e9ef8 0000000000000003 0000000000000001 ffffffff8028e5ca 00007fff43c90120 0000000000618e40 0000000000000000 ffffffff8028e5ec ffffffff8025b7e3 Call Trace: [] vfs_getattr+0x1a/0x5e [] vfs_fstat+0x29/0x3a [] sys_newfstat+0x11/0x29 [] audit_syscall_exit+0x2e4/0x303 [] tracesys+0x71/0xe1 [] tracesys+0xdc/0xe1 Code: 8b 98 a8 01 00 00 41 ff e3 31 c0 c3 f6 87 19 02 00 00 02 75 11 48 8b 05 7d 0d 64 00 4c 8b 98 a0 01 00 00 41 ff e3 c3 48 8b 46 10 80 19 02 00 00 02 75 11 48 8b 05 5e 0d 64 00 4c 8b 98 98 01 RIP [] security_inode_getattr+0x4/0x21 RSP CR2: 0000000000000219 ---[ end trace ea9acd9e67a1740e ]--- BUG: unable to handle kernel NULL pointer dereference at 00000000000000b2 IP: [] dnotify_flush+0x18/0x84 PGD 0 Oops: 0000 [2] SMP last sysfs file: /sys/devices/system/cpu/cpu1/cpufreq/scaling_setspeed CPU 0 Modules linked in: auth_rpcgss exportfs autofs4 hidp rfcomm l2cap bluetooth sunrpc ipv6 acpi_cpufreq dm_mirror dm_mod video output sbs sbshc battery acpi_memhotplug ac parport_pc lp parport sg floppy tg3 button ide_cd_mod cdrom serio_raw i2c_i801 pcspkr e752x_edac edac_core shpchp i2c_core aic79xx scsi_transport_spi sd_mod scsi_mod ext3 jbd ehci_hcd ohci_hcd uhci_hcd [last unloaded: microcode] Pid: 3069, comm: modprobe Tainted: G D 2.6.25-rc2-mm1-autotest #1 RIP: 0010:[] [] dnotify_flush+0x18/0x84 RSP: 0018:ffff8101da9e9ca8 EFLAGS: 00010292 RAX: ffff8101e1cd7a40 RBX: ffff8101e7111300 RCX: 0000000000000058 RDX: 0000000000000000 RSI: ffff8101e4488cc0 RDI: ffff8101e7111300 RBP: 0000000000000000 R08: ffff8101e343d7c0 R09: ffff81000d800000 R10: 0000000000000001 R11: ffffffff802eed8e R12: ffff8101e7111300 R13: ffff8101e4488cc0 R14: 0000000000000000 R15: 0000000000000000 FS: 0000000000000000(0000) GS:ffffffff805b7000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b CR2: 00000000000000b2 CR3: 0000000000201000 CR4: 00000000000006e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400 Process modprobe (pid: 3069, threadinfo ffff8101da9e8000, task ffff8101e51975e0) Stack: ffff8101e343d7c0 ffff8101e7111300 ffff8101e4488cc0 0000000000000000 ffff8101e4488cd0 ffffffff80289c58 ffff8101e4488cc0 0000000000000001 0000000000000000 ffffffff802343a8 ffff8101e343d7c0 0000000000000001 Call Trace: [] filp_close+0x4a/0x65 [] put_files_struct+0x66/0xc4 [] do_exit+0x261/0x6cf [] oops_begin+0x0/0x8c [] do_page_fault+0x73d/0x7f6 [] error_exit+0x0/0x51 [] security_inode_getattr+0x4/0x21 [] vfs_getattr+0x1a/0x5e [] vfs_fstat+0x29/0x3a [] sys_newfstat+0x11/0x29 [] audit_syscall_exit+0x2e4/0x303 [] tracesys+0x71/0xe1 [] tracesys+0xdc/0xe1 Code: 5b ff ff ff fe 85 b4 00 00 00 5b 5d 41 5c 41 5d 41 5e c3 41 55 49 89 f5 41 54 49 89 fc 55 53 48 83 ec 08 48 8b 47 18 48 8b 68 10 <0f> b7 85 b2 00 00 00 25 00 f0 00 00 3d 00 40 00 00 75 51 48 8d RIP [] dnotify_flush+0x18/0x84 RSP CR2: 00000000000000b2 ---[ end trace ea9acd9e67a1740e ]--- BUG: unable to handle kernel NULL pointer dereference at 0000000000000219 IP: [] security_inode_getattr+0x4/0x21 PGD 0 Oops: 0000 [3] SMP last sysfs file: /sys/devices/system/cpu/cpu1/cpufreq/scaling_setspeed CPU 1 Modules linked in: auth_rpcgss exportfs autofs4 hidp rfcomm l2cap bluetooth sunrpc ipv6 acpi_cpufreq dm_mirror dm_mod video output sbs sbshc battery acpi_memhotplug ac parport_pc lp parport sg floppy tg3 button ide_cd_mod cdrom serio_raw i2c_i801 pcspkr e752x_edac edac_core shpchp i2c_core aic79xx scsi_transport_spi sd_mod scsi_mod ext3 jbd ehci_hcd ohci_hcd uhci_hcd [last unloaded: microcode] Pid: 3040, comm: xinetd Tainted: G D 2.6.25-rc2-mm1-autotest #1 RIP: 0010:[] [] security_inode_getattr+0x4/0x21 RSP: 0018:ffff8101da9cdea0 EFLAGS: 00010286 RAX: 0000000000000000 RBX: ffff8101e1ceba40 RCX: 0000000000000001 RDX: ffff8101da9cdef8 RSI: ffff8101e1ceba40 RDI: ffff8101e5946dc0 RBP: 00000000fffffff7 R08: 0000000000000002 R09: 0000000000000000 R10: 0000000000004000 R11: 0000000000000246 R12: 0000000000000000 R13: ffff8101da9cdef8 R14: ffff8101e5946dc0 R15: 00007fff27284020 FS: 00007f431f23e710(0000) GS:ffff8101e710b6c0(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b CR2: 0000000000000219 CR3: 00000001da8a8000 CR4: 00000000000006e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400 Process xinetd (pid: 3040, threadinfo ffff8101da9cc000, task ffff8101e72f6240) Stack: ffffffff8028e55d ffff8101e5c27500 00000000fffffff7 ffff8101da9cdef8 00007f431f487bd8 0000000000000006 ffffffff8028e5ca 00007fff27283910 0000000000000006 0000000000000000 ffffffff8028e5ec ffffffff8025b7e3 Call Trace: [] vfs_getattr+0x1a/0x5e [] vfs_fstat+0x29/0x3a [] sys_newfstat+0x11/0x29 [] audit_syscall_exit+0x2e4/0x303 [] tracesys+0x71/0xe1 [] tracesys+0xdc/0xe1 Code: 8b 98 a8 01 00 00 41 ff e3 31 c0 c3 f6 87 19 02 00 00 02 75 11 48 8b 05 7d 0d 64 00 4c 8b 98 a0 01 00 00 41 ff e3 c3 48 8b 46 10 80 19 02 00 00 02 75 11 48 8b 05 5e 0d 64 00 4c 8b 98 98 01 RIP [] security_inode_getattr+0x4/0x21 RSP CR2: 0000000000000219 ---[ end trace ea9acd9e67a1740e ]--- BUG: unable to handle kernel NULL pointer dereference at 00000000000000b2 IP: [] dnotify_flush+0x18/0x84 PGD 0 Oops: 0000 [4] SMP last sysfs file: /sys/devices/system/cpu/cpu1/cpufreq/scaling_setspeed CPU 1 Modules linked in: auth_rpcgss exportfs autofs4 hidp rfcomm l2cap bluetooth sunrpc ipv6 acpi_cpufreq dm_mirror dm_mod video output sbs sbshc battery acpi_memhotplug ac parport_pc lp parport sg floppy tg3 button ide_cd_mod cdrom serio_raw i2c_i801 pcspkr e752x_edac edac_core shpchp i2c_core aic79xx scsi_transport_spi sd_mod scsi_mod ext3 jbd ehci_hcd ohci_hcd uhci_hcd [last unloaded: microcode] Pid: 3040, comm: xinetd Tainted: G D 2.6.25-rc2-mm1-autotest #1 RIP: 0010:[] [] dnotify_flush+0x18/0x84 RSP: 0018:ffff8101da9cdca8 EFLAGS: 00010292 RAX: ffff8101e1ceba40 RBX: ffff8101e5c27500 RCX: 000000000000013d RDX: 0000000000000010 RSI: ffff8101e596a980 RDI: ffff8101e5c27500 RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000008 R10: 0000000000000001 R11: ffffffff802eed8e R12: ffff8101e5c27500 R13: ffff8101e596a980 R14: 0000000000000000 R15: 0000000000000000 FS: 0000000000000000(0000) GS:ffff8101e710b6c0(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b CR2: 00000000000000b2 CR3: 0000000000201000 CR4: 00000000000006e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400 Process xinetd (pid: 3040, threadinfo ffff8101da9cc000, task ffff8101e72f6240) Stack: ffff8101e596a980 ffff8101e5c27500 ffff8101e596a980 0000000000000000 ffff8101e596a990 ffffffff80289c58 ffff8101e596a980 0000000000000003 0000000000000030 ffffffff802343a8 ffff8101e45401c0 0000000000000001 Call Trace: [] filp_close+0x4a/0x65 [] put_files_struct+0x66/0xc4 [] do_exit+0x261/0x6cf [] do_unblank_screen+0x1b/0x11c [] oops_begin+0x0/0x8c [] do_page_fault+0x73d/0x7f6 [] error_exit+0x0/0x51 [] security_inode_getattr+0x4/0x21 [] vfs_getattr+0x1a/0x5e [] vfs_fstat+0x29/0x3a [] sys_newfstat+0x11/0x29 [] audit_syscall_exit+0x2e4/0x303 [] tracesys+0x71/0xe1 [] tracesys+0xdc/0xe1 Code: 5b ff ff ff fe 85 b4 00 00 00 5b 5d 41 5c 41 5d 41 5e c3 41 55 49 89 f5 41 54 49 89 fc 55 53 48 83 ec 08 48 8b 47 18 48 8b 68 10 <0f> b7 85 b2 00 00 00 25 00 f0 00 00 3d 00 40 00 00 75 51 48 8d RIP [] dnotify_flush+0x18/0x84 RSP CR2: 00000000000000b2 ---[ end trace ea9acd9e67a1740e ]--- Fixing recursive fault but reboot is needed! Fixing recursive fault but reboot is needed! eth0: no IPv6 routers present Feb 16 23:54:16 x346 kernel: BUG: unable to handle kernel NULL pointer dereference at 0000000000000219 Feb 16 23:54:16 x346 kernel: IP: [] security_inode_getattr+0x4/0x21 Feb 16 23:54:16 x346 kernel: Oops: 0000 [1] SMP Feb 16 23:54:16 x346 kernel: last sysfs file: /sys/devices/system/cpu/cpu1/cpufreq/scaling_setspeed list_add corruption. next->prev should be prev (ffffffff805755b0), but was ffff8101e1ceba80. (next=ffff8101e1ceba80). ------------[ cut here ]------------ kernel BUG at lib/list_debug.c:27! invalid opcode: 0000 [5] SMP last sysfs file: /sys/devices/system/cpu/cpu1/cpufreq/scaling_setspeed CPU 1 Modules linked in: auth_rpcgss exportfs autofs4 hidp rfcomm l2cap bluetooth sunrpc ipv6 acpi_cpufreq dm_mirror dm_mod video output sbs sbshc battery acpi_memhotplug ac parport_pc lp parport sg floppy tg3 button ide_cd_mod cdrom serio_raw i2c_i801 pcspkr e752x_edac edac_core shpchp i2c_core aic79xx scsi_transport_spi sd_mod scsi_mod ext3 jbd ehci_hcd ohci_hcd uhci_hcd [last unloaded: microcode] Pid: 3082, comm: sshd Tainted: G D 2.6.25-rc2-mm1-autotest #1 RIP: 0010:[] [] __list_add+0x27/0x5b RSP: 0018:ffff8101e1811ee8 EFLAGS: 00010292 RAX: 0000000000000079 RBX: ffff8101e1cebd80 RCX: 000000000000afd7 RDX: 000000000000abab RSI: 0000000000000046 RDI: ffff8101e1d41bf8 RBP: ffff8101e5c635c0 R08: 0000000000000000 R09: ffff81000105bf00 R10: ffff81000105bf00 R11: 0000010500000010 R12: ffff8101e1d41bf8 R13: ffff8101e1d41bf8 R14: ffff8101e594b780 R15: ffff8101e1cebd80 FS: 00007f67a5991710(0000) GS:ffff8101e710b6c0(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b CR2: 00007f67a59b1000 CR3: 00000001da819000 CR4: 00000000000006e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400 Process sshd (pid: 3082, threadinfo ffff8101e1810000, task ffff8101e596c1c0) Stack: ffff8101e5c635c0 ffffffff8029b997 0000000000000010 ffffffff8028c47d 00000000fbad2418 ffff8101e5c635c0 ffff8101e5c78380 0000000000000000 0000000000001000 00007f67a5182490 00007f67a4f7d191 ffffffff80289c6b Call Trace: [] dput+0xa6/0x102 [] __fput+0x14f/0x17e [] filp_close+0x5d/0x65 [] sys_close+0x7e/0xb7 [] tracesys+0xdc/0xe1 Code: 10 00 58 c3 48 83 ec 08 48 89 f0 48 89 d6 48 8b 52 08 48 39 c2 74 18 48 89 f1 48 c7 c7 f5 86 51 80 48 89 c6 31 c0 e8 e3 62 f1 ff <0f> 0b eb fe 4c 8b 00 49 39 f0 74 18 48 89 c1 4c 89 c2 48 c7 c7 RIP [] __list_add+0x27/0x5b RSP ---[ end trace ea9acd9e67a1740e ]--- Feb 16 23:54:17 x346 kernel: Code: 8b 98 a8 01 00 00 41 ff e3 31 c0 c3 f6 87 19 02 00 00 02 75 11 48 8b 05 7d 0d 64 00 4c 8b 98 a0 01 00 00 41 ff e3 c3 48 8b 46 10 80 19 02 00 00 02 75 11 48 8b 05 5e 0d 64 00 4c 8b 98 98 01 BUG: soft lockup - CPU#2 stuck for 61s! [pcscd:2983] CPU 2: Modules linked in: auth_rpcgss exportfs autofs4 hidp rfcomm l2cap bluetooth sunrpc ipv6 acpi_cpufreq dm_mirror dm_mod video output sbs sbshc battery acpi_memhotplug ac parport_pc lp parport sg floppy tg3 button ide_cd_mod cdrom serio_raw i2c_i801 pcspkr e752x_edac edac_core shpchp i2c_core aic79xx scsi_transport_spi sd_mod scsi_mod ext3 jbd ehci_hcd ohci_hcd uhci_hcd [last unloaded: microcode] Pid: 2983, comm: pcscd Tainted: G D 2.6.25-rc2-mm1-autotest #1 RIP: 0010:[] [] _spin_lock+0x12/0x15 RSP: 0018:ffff8101d9c0ddc0 EFLAGS: 00000297 RAX: 0000000000002d2c RBX: ffffffff80575680 RCX: 0000000000000000 RDX: ffff8101e1cd76dc RSI: ffffffff80523a21 RDI: ffffffff807cd600 RBP: 0000000100000103 R08: ffff8101e5c632c0 R09: 00000000fffffff2 R10: 0000000000000002 R11: ffffffff802eeda4 R12: ffff8101d9c0ded8 R13: 0000000000000282 R14: ffff8101e6c70d80 R15: ffff8101e5946dc0 FS: 00000000415ea940(0063) GS:ffff8101e714de40(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b CR2: 00007f235a6fee40 CR3: 00000001e352c000 CR4: 00000000000006e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400 Call Trace: [] d_alloc+0x154/0x193 [] dcache_dir_open+0x0/0x26 [] dcache_dir_open+0x14/0x26 [] __dentry_open+0x12c/0x238 [] do_filp_open+0x3d7/0x752 [] hrtimer_cancel+0xc/0x16 [] do_nanosleep+0x5d/0x95 [] get_unused_fd_flags+0x71/0x115 [] do_sys_open+0x46/0xc3 [] tracesys+0xdc/0xe1 BUG: soft lockup - CPU#0 stuck for 61s! [cpuspeed:2401] CPU 0: Modules linked in: auth_rpcgss exportfs autofs4 hidp rfcomm l2cap bluetooth sunrpc ipv6 acpi_cpufreq dm_mirror dm_mod video output sbs sbshc battery acpi_memhotplug ac parport_pc lp parport sg floppy tg3 button ide_cd_mod cdrom serio_raw i2c_i801 pcspkr e752x_edac edac_core shpchp i2c_core aic79xx scsi_transport_spi sd_mod scsi_mod ext3 jbd ehci_hcd ohci_hcd uhci_hcd [last unloaded: microcode] Pid: 2401, comm: cpuspeed Tainted: G D 2.6.25-rc2-mm1-autotest #1 RIP: 0010:[] [] _spin_lock+0x10/0x15 RSP: 0018:ffff8101e5dc9c00 EFLAGS: 00000287 RAX: 000000000000302c RBX: ffff8101e5dc9cb8 RCX: 0000000000000000 RDX: ffff8101e1de4d5c RSI: ffff8101e52ff00a RDI: ffffffff807cd600 RBP: ffffffff802eed00 R08: ffff8101e6cb3b28 R09: 00000000fffffff2 R10: 0000000000008001 R11: ffffffff802eed62 R12: ffff8101da840b00 R13: 0000000000000000 R14: ffffffff8031886d R15: ffff8101e5dc9b98 FS: 00007f46fd5656f0(0000) GS:ffffffff805b7000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b CR2: 00007fd65423bc60 CR3: 00000001e511c000 CR4: 00000000000006e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400 Call Trace: [] d_alloc+0x154/0x193 [] do_lookup+0xa0/0x1af [] __link_path_walk+0x81b/0xc49 [] link_path_walk+0x4f/0xb2 [] do_path_lookup+0x158/0x1cf [] __path_lookup_intent_open+0x56/0x97 [] do_filp_open+0x9c/0x752 [] get_unused_fd_flags+0x71/0x115 [] do_sys_open+0x46/0xc3 [] system_call_after_swapgs+0x7b/0x80 BUG: soft lockup - CPU#3 stuck for 61s! [syslogd:2720] CPU 3: Modules linked in: auth_rpcgss exportfs autofs4 hidp rfcomm l2cap bluetooth sunrpc ipv6 acpi_cpufreq dm_mirror dm_mod video output sbs sbshc battery acpi_memhotplug ac parport_pc lp parport sg floppy tg3 button ide_cd_mod cdrom serio_raw i2c_i801 pcspkr e752x_edac edac_core shpchp i2c_core aic79xx scsi_transport_spi sd_mod scsi_mod ext3 jbd ehci_hcd ohci_hcd uhci_hcd [last unloaded: microcode] Pid: 2720, comm: syslogd Tainted: G D 2.6.25-rc2-mm1-autotest #1 RIP: 0010:[] [] _spin_lock+0x12/0x15 RSP: 0018:ffff8101e18ebcb0 EFLAGS: 00000293 RAX: 0000000000002f2c RBX: ffffffff807cd600 RCX: 0000000000000001 RDX: ffff8101e18ebeb8 RSI: ffffffff807cd600 RDI: ffffffff807cd600 RBP: ffff8101e5d09598 R08: ffff8101e18ebeb8 R09: 00007f235ae0dfe0 R10: 0000000000000002 R11: ffffffff802eed62 R12: ffff810001035b00 R13: ffff8101e5d09598 R14: ffffffff802257da R15: ffff8101e18ebc38 FS: 00007f235abe06f0(0000) GS:ffff8101e714d640(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b CR2: 00007fd65286c879 CR3: 00000001e18d3000 CR4: 00000000000006e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400 Call Trace: [] _atomic_dec_and_lock+0x39/0x54 [] dput+0x4f/0x102 [] path_put+0xd/0x27 [] __link_path_walk+0xc28/0xc49 [] link_path_walk+0x4f/0xb2 [] audit_syscall_entry+0x12d/0x160 [] audit_syscall_exit+0x2e4/0x303 [] __strncpy_from_user+0x17/0x41 [] do_path_lookup+0x158/0x1cf [] getname+0x140/0x1a7 [] __user_walk_fd+0x37/0x4c [] sys_faccessat+0xbb/0x175 [] audit_syscall_entry+0x12d/0x160 [] audit_syscall_exit+0x2e4/0x303 [] tracesys+0xdc/0xe1 BUG: soft lockup - CPU#1 stuck for 61s! [sshd:3082] CPU 1: Modules linked in: auth_rpcgss exportfs autofs4 hidp rfcomm l2cap bluetooth sunrpc ipv6 acpi_cpufreq dm_mirror dm_mod video output sbs sbshc battery acpi_memhotplug ac parport_pc lp parport sg floppy tg3 button ide_cd_mod cdrom serio_raw i2c_i801 pcspkr e752x_edac edac_core shpchp i2c_core aic79xx scsi_transport_spi sd_mod scsi_mod ext3 jbd ehci_hcd ohci_hcd uhci_hcd [last unloaded: microcode] Pid: 3082, comm: sshd Tainted: G D 2.6.25-rc2-mm1-autotest #1 RIP: 0010:[] [] _spin_lock+0x12/0x15 RSP: 0018:ffff8101e1811c60 EFLAGS: 00000293 RAX: 0000000000002e2c RBX: ffffffff807cd600 RCX: 0000000000000001 RDX: 0000000000000019 RSI: ffffffff807cd600 RDI: ffffffff807cd600 RBP: 00000000000002d0 R08: 0000000000000004 R09: 0000000000000004 R10: ffffe200067cc738 R11: ffffffff802eed8e R12: 00000001da9ae148 R13: ffff8101da9ae080 R14: ffffffff80428f7e R15: ffff8101da821c80 FS: 0000000000000000(0000) GS:ffff8101e710b6c0(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b CR2: 00007f67a59b1000 CR3: 0000000000201000 CR4: 00000000000006e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400 Call Trace: [] _atomic_dec_and_lock+0x39/0x54 [] dput+0x4f/0x102 [] __fput+0x14f/0x17e [] filp_close+0x5d/0x65 [] put_files_struct+0x66/0xc4 [] do_exit+0x261/0x6cf [] oops_begin+0x0/0x8c [] do_invalid_op+0x87/0x91 [] __list_add+0x27/0x5b [] __up_read+0x19/0x7f [] printk+0x4e/0x56 [] error_exit+0x0/0x51 [] __list_add+0x27/0x5b [] __list_add+0x27/0x5b [] dput+0xa6/0x102 [] __fput+0x14f/0x17e [] filp_close+0x5d/0x65 [] sys_close+0x7e/0xb7 [] tracesys+0xdc/0xe1 -- Thanks & Regards, Kamalesh Babulal, Linux Technology Center, IBM, ISTL. -- 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/