* [BUG] Linux 2.6.25-rc2 - Kernel Ooops while running dbench [not found] <alpine.LFD.1.00.0802151302210.9496@woody.linux-foundation.org> @ 2008-02-16 5:44 ` Kamalesh Babulal 2008-02-18 12:59 ` Andrew Morton 0 siblings, 1 reply; 6+ messages in thread From: Kamalesh Babulal @ 2008-02-16 5:44 UTC (permalink / raw) To: Linux Kernel Mailing List; +Cc: linux-ext4, Andy Whitcroft, Balbir Singh Hi, The 2.6.25-rc2 kernel oopses while running dbench on ext3 filesystem mounted with mount -o data=writeback,nobh option on the x86_64 box BUG: unable to handle kernel NULL pointer dereference at 0000000000000000 IP: [<ffffffff80274972>] kmem_cache_alloc+0x3a/0x6c PGD 1f6860067 PUD 1f5d64067 PMD 0 Oops: 0000 [1] SMP CPU 3 Modules linked in: Pid: 4271, comm: dbench Not tainted 2.6.25-rc2-autotest #1 RIP: 0010:[<ffffffff80274972>] [<ffffffff80274972>] kmem_cache_alloc+0x3a/0x6c RSP: 0000:ffff8101fb041dc8 EFLAGS: 00010246 RAX: 0000000000000000 RBX: ffff810180033c00 RCX: ffffffff8027b269 RDX: 0000000000000000 RSI: 00000000000080d0 RDI: ffffffff80632d70 RBP: 00000000000080d0 R08: 0000000000000001 R09: 0000000000000000 R10: ffff8101feb36e50 R11: 0000000000000190 R12: 0000000000000001 R13: 0000000000000000 R14: ffff8101f8f38000 R15: 00000000ffffff9c FS: 0000000000000000(0000) GS:ffff8101fff0f000(0063) knlGS:00000000f7e41460 CS: 0010 DS: 002b ES: 002b CR0: 0000000080050033 CR2: 0000000000000000 CR3: 00000001f5620000 CR4: 00000000000006e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400 Process dbench (pid: 4271, threadinfo ffff8101fb040000, task ffff8101fb180000) Stack: 0000000000000001 ffff8101fb041ea8 0000000000000001 ffffffff8027b269 ffff8101fb041ea8 ffffffff80281fe8 0000000000000001 0000000000000000 ffff8101fb041ea8 00000000ffffff9c 000000000000000b 0000000000000001 Call Trace: [<ffffffff8027b269>] get_empty_filp+0x55/0xf9 [<ffffffff80281fe8>] __path_lookup_intent_open+0x22/0x8f [<ffffffff80282853>] open_namei+0x86/0x5a7 [<ffffffff8027d019>] vfs_stat_fd+0x3c/0x4a [<ffffffff80279ab1>] do_filp_open+0x1c/0x3d [<ffffffff80279c2c>] get_unused_fd_flags+0x79/0x111 [<ffffffff80279dce>] do_sys_open+0x46/0xca [<ffffffff80221c82>] ia32_sysret+0x0/0xa Code: 24 00 00 00 48 98 48 8b 9c c7 d8 02 00 00 48 8b 13 f6 c2 01 74 12 83 ca ff 49 89 d8 89 ee e8 1f fb ff ff 48 89 c2 eb 13 8b 43 14 <48> 8b 34 c2 48 89 d0 48 0f b1 33 48 39 d0 75 d3 c1 ed 0f 31 c0 RIP [<ffffffff80274972>] kmem_cache_alloc+0x3a/0x6c RSP <ffff8101fb041dc8> CR2: 0000000000000000 BUG: unable to handle kernel paging request at 00000000f51f3e1c IP: [<ffffffff80417d02>] tg3_poll+0x10c/0x82e PGD 1f6860067 PUD 1f37a5067 PMD 0 Oops: 0000 [2] SMP CPU 3 Modules linked in: Pid: 4271, comm: dbench Tainted: G D 2.6.25-rc2-autotest #1 RIP: 0010:[<ffffffff80417d02>] [<ffffffff80417d02>] tg3_poll+0x10c/0x82e RSP: 0000:ffff8100e3b6fe60 EFLAGS: 00010206 RAX: 00000000f51f3e18 RBX: ffff8101ff1d4f50 RCX: 00000000000032e1 RDX: 00000000000032e1 RSI: 0000000000000246 RDI: ffffffff806aaad8 RBP: ffff8101ff67e6c0 R08: ffff8100e3b6fedc R09: ffff8100e3b6fee0 R10: 0000000000000282 R11: 0000000000000282 R12: 000000000000014f R13: ffff8101f51f3d80 R14: 0000000000000000 R15: 000000000000014f FS: 0000000000000000(0000) GS:ffff8101fff0f000(0063) knlGS:00000000f7e41460 CS: 0010 DS: 002b ES: 002b CR0: 0000000080050033 CR2: 00000000f51f3e1c CR3: 00000001f5620000 CR4: 00000000000006e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400 Process dbench (pid: 4271, threadinfo ffff8101fb040000, task ffff8101fb180000) Stack: ffff8101fb041d18 ffff8101feb83040 ffff8100e3b6ff20 ffffffff80228bd0 ffff8100e3b6feec 00000000fff0ff80 ffff8101ff0c4000 0000000000000246 ffff8101ff0c4000 0000004000000000 ffff8101ff67e758 ffff8101ff67e758 Call Trace: <IRQ> [<ffffffff80228bd0>] run_rebalance_domains+0x162/0x432 [<ffffffff80477b5e>] net_rx_action+0x75/0x14a [<ffffffff80233ef0>] __do_softirq+0x50/0xbb [<ffffffff8020c33c>] call_softirq+0x1c/0x28 [<ffffffff8020e4b7>] do_softirq+0x2f/0x84 [<ffffffff8021b8a8>] smp_apic_timer_interrupt+0x8b/0x9e [<ffffffff8020bde6>] apic_timer_interrupt+0x66/0x70 <EOI> [<ffffffff8021e3c0>] flat_send_IPI_mask+0x0/0x4c [<ffffffff8020cca6>] oops_end+0x38/0x6a [<ffffffff802200dd>] do_page_fault+0x716/0x7bf [<ffffffff804ebab9>] error_exit+0x0/0x51 [<ffffffff8027b269>] get_empty_filp+0x55/0xf9 [<ffffffff80274972>] kmem_cache_alloc+0x3a/0x6c [<ffffffff8027b269>] get_empty_filp+0x55/0xf9 [<ffffffff80281fe8>] __path_lookup_intent_open+0x22/0x8f [<ffffffff80282853>] open_namei+0x86/0x5a7 [<ffffffff8027d019>] vfs_stat_fd+0x3c/0x4a [<ffffffff80279ab1>] do_filp_open+0x1c/0x3d [<ffffffff80279c2c>] get_unused_fd_flags+0x79/0x111 [<ffffffff80279dce>] do_sys_open+0x46/0xca [<ffffffff80221c82>] ia32_sysret+0x0/0xa Code: 8b 05 a3 2e 29 00 41 ff c4 45 31 f6 41 81 e4 ff 01 00 00 ff 50 28 48 c7 03 00 00 00 00 41 8b 85 a0 00 00 00 49 03 85 a8 00 00 00 <0f> b7 40 04 39 44 24 2c 0f 8d 95 00 00 00 44 89 e0 48 6b d8 18 RIP [<ffffffff80417d02>] tg3_poll+0x10c/0x82e RSP <ffff8100e3b6fe60> CR2: 00000000f51f3e1c -- Thanks & Regards, Kamalesh Babulal, Linux Technology Center, IBM, ISTL. ^ permalink raw reply [flat|nested] 6+ messages in thread
* Re: [BUG] Linux 2.6.25-rc2 - Kernel Ooops while running dbench 2008-02-16 5:44 ` [BUG] Linux 2.6.25-rc2 - Kernel Ooops while running dbench Kamalesh Babulal @ 2008-02-18 12:59 ` Andrew Morton 2008-02-18 14:25 ` Jeff Garzik 2008-03-03 11:51 ` Pekka Enberg 0 siblings, 2 replies; 6+ messages in thread From: Andrew Morton @ 2008-02-18 12:59 UTC (permalink / raw) To: Kamalesh Babulal Cc: Linux Kernel Mailing List, linux-ext4, Andy Whitcroft, Balbir Singh, Christoph Lameter, linux-mm On Sat, 16 Feb 2008 11:14:46 +0530 Kamalesh Babulal <kamalesh@linux.vnet.ibm.com> wrote: > The 2.6.25-rc2 kernel oopses while running dbench on ext3 filesystem > mounted with mount -o data=writeback,nobh option on the x86_64 box > > BUG: unable to handle kernel NULL pointer dereference at 0000000000000000 > IP: [<ffffffff80274972>] kmem_cache_alloc+0x3a/0x6c > PGD 1f6860067 PUD 1f5d64067 PMD 0 > Oops: 0000 [1] SMP > CPU 3 > Modules linked in: > Pid: 4271, comm: dbench Not tainted 2.6.25-rc2-autotest #1 > RIP: 0010:[<ffffffff80274972>] [<ffffffff80274972>] kmem_cache_alloc+0x3a/0x6c > RSP: 0000:ffff8101fb041dc8 EFLAGS: 00010246 > RAX: 0000000000000000 RBX: ffff810180033c00 RCX: ffffffff8027b269 > RDX: 0000000000000000 RSI: 00000000000080d0 RDI: ffffffff80632d70 > RBP: 00000000000080d0 R08: 0000000000000001 R09: 0000000000000000 > R10: ffff8101feb36e50 R11: 0000000000000190 R12: 0000000000000001 > R13: 0000000000000000 R14: ffff8101f8f38000 R15: 00000000ffffff9c > FS: 0000000000000000(0000) GS:ffff8101fff0f000(0063) knlGS:00000000f7e41460 > CS: 0010 DS: 002b ES: 002b CR0: 0000000080050033 > CR2: 0000000000000000 CR3: 00000001f5620000 CR4: 00000000000006e0 > DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 > DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400 > Process dbench (pid: 4271, threadinfo ffff8101fb040000, task ffff8101fb180000) > Stack: 0000000000000001 ffff8101fb041ea8 0000000000000001 ffffffff8027b269 > ffff8101fb041ea8 ffffffff80281fe8 0000000000000001 0000000000000000 > ffff8101fb041ea8 00000000ffffff9c 000000000000000b 0000000000000001 > Call Trace: > [<ffffffff8027b269>] get_empty_filp+0x55/0xf9 > [<ffffffff80281fe8>] __path_lookup_intent_open+0x22/0x8f > [<ffffffff80282853>] open_namei+0x86/0x5a7 > [<ffffffff8027d019>] vfs_stat_fd+0x3c/0x4a > [<ffffffff80279ab1>] do_filp_open+0x1c/0x3d > [<ffffffff80279c2c>] get_unused_fd_flags+0x79/0x111 > [<ffffffff80279dce>] do_sys_open+0x46/0xca > [<ffffffff80221c82>] ia32_sysret+0x0/0xa > Looks to me like we broke slab. Christoph is offline until the 27th.. ^ permalink raw reply [flat|nested] 6+ messages in thread
* Re: [BUG] Linux 2.6.25-rc2 - Kernel Ooops while running dbench 2008-02-18 12:59 ` Andrew Morton @ 2008-02-18 14:25 ` Jeff Garzik 2008-02-18 16:11 ` Frans Pop 2008-03-03 11:51 ` Pekka Enberg 1 sibling, 1 reply; 6+ messages in thread From: Jeff Garzik @ 2008-02-18 14:25 UTC (permalink / raw) To: Andrew Morton Cc: Kamalesh Babulal, Linux Kernel Mailing List, linux-ext4, Andy Whitcroft, Balbir Singh, Christoph Lameter, linux-mm [-- Attachment #1: Type: text/plain, Size: 221 bytes --] Two x86-64 boxes here lock up here on 2.6.25-rc2, shortly after boot. One running Fedora 8 + X (GNOME) and one a headless file server. configs and lspci attached. Unable to capture any splatter so far. Bisecting... [-- Attachment #2: pretzel.lspci --] [-- Type: text/plain, Size: 1591 bytes --] 00:00.0 Host bridge: Intel Corporation 82955X Memory Controller Hub 00:01.0 PCI bridge: Intel Corporation 82955X PCI Express Root Port 00:1c.0 PCI bridge: Intel Corporation 82801G (ICH7 Family) PCI Express Port 1 (rev 01) 00:1c.4 PCI bridge: Intel Corporation 82801GR/GH/GHM (ICH7 Family) PCI Express Port 5 (rev 01) 00:1c.5 PCI bridge: Intel Corporation 82801GR/GH/GHM (ICH7 Family) PCI Express Port 6 (rev 01) 00:1d.0 USB Controller: Intel Corporation 82801G (ICH7 Family) USB UHCI Controller #1 (rev 01) 00:1d.1 USB Controller: Intel Corporation 82801G (ICH7 Family) USB UHCI Controller #2 (rev 01) 00:1d.2 USB Controller: Intel Corporation 82801G (ICH7 Family) USB UHCI Controller #3 (rev 01) 00:1d.3 USB Controller: Intel Corporation 82801G (ICH7 Family) USB UHCI Controller #4 (rev 01) 00:1d.7 USB Controller: Intel Corporation 82801G (ICH7 Family) USB2 EHCI Controller (rev 01) 00:1e.0 PCI bridge: Intel Corporation 82801 PCI Bridge (rev e1) 00:1f.0 ISA bridge: Intel Corporation 82801GB/GR (ICH7 Family) LPC Interface Bridge (rev 01) 00:1f.1 IDE interface: Intel Corporation 82801G (ICH7 Family) IDE Controller (rev 01) 00:1f.2 SATA controller: Intel Corporation 82801GR/GH (ICH7 Family) SATA AHCI Controller (rev 01) 00:1f.3 SMBus: Intel Corporation 82801G (ICH7 Family) SMBus Controller (rev 01) 01:00.0 VGA compatible controller: nVidia Corporation NV44 [Quadro NVS 285] (rev a1) 04:00.0 Ethernet controller: Broadcom Corporation NetXtreme BCM5751 Gigabit Ethernet PCI Express (rev 01) 05:02.0 Ethernet controller: Broadcom Corporation NetXtreme BCM5701 Gigabit Ethernet (rev 15) [-- Attachment #3: core.lspci --] [-- Type: text/plain, Size: 1994 bytes --] 00:00.0 Host bridge: Intel Corporation 82975X Memory Controller Hub 00:01.0 PCI bridge: Intel Corporation 82975X PCI Express Root Port 00:1b.0 Audio device: Intel Corporation 82801G (ICH7 Family) High Definition Audio Controller (rev 01) 00:1c.0 PCI bridge: Intel Corporation 82801G (ICH7 Family) PCI Express Port 1 (rev 01) 00:1c.4 PCI bridge: Intel Corporation 82801GR/GH/GHM (ICH7 Family) PCI Express Port 5 (rev 01) 00:1c.5 PCI bridge: Intel Corporation 82801GR/GH/GHM (ICH7 Family) PCI Express Port 6 (rev 01) 00:1d.0 USB Controller: Intel Corporation 82801G (ICH7 Family) USB UHCI Controller #1 (rev 01) 00:1d.1 USB Controller: Intel Corporation 82801G (ICH7 Family) USB UHCI Controller #2 (rev 01) 00:1d.2 USB Controller: Intel Corporation 82801G (ICH7 Family) USB UHCI Controller #3 (rev 01) 00:1d.3 USB Controller: Intel Corporation 82801G (ICH7 Family) USB UHCI Controller #4 (rev 01) 00:1d.7 USB Controller: Intel Corporation 82801G (ICH7 Family) USB2 EHCI Controller (rev 01) 00:1e.0 PCI bridge: Intel Corporation 82801 PCI Bridge (rev e1) 00:1f.0 ISA bridge: Intel Corporation 82801GH (ICH7DH) LPC Interface Bridge (rev 01) 00:1f.1 IDE interface: Intel Corporation 82801G (ICH7 Family) IDE Controller (rev 01) 00:1f.2 SATA controller: Intel Corporation 82801GR/GH (ICH7 Family) SATA AHCI Controller (rev 01) 00:1f.3 SMBus: Intel Corporation 82801G (ICH7 Family) SMBus Controller (rev 01) 01:00.0 VGA compatible controller: ATI Technologies Inc R580 [Radeon X1900 XT] (Primary) 01:00.1 Display controller: ATI Technologies Inc R580 [Radeon X1900 XT] (Secondary) 02:00.0 Multimedia controller: Philips Semiconductors Unknown device 7162 04:00.0 Ethernet controller: Intel Corporation 82573L Gigabit Ethernet Controller 05:02.0 Network controller: RaLink RT2561/RT61 802.11g PCI 05:04.0 FireWire (IEEE 1394): Texas Instruments TSB43AB23 IEEE-1394a-2000 Controller (PHY/Link) 05:05.0 RAID bus controller: Silicon Image, Inc. SiI 3114 [SATALink/SATARaid] Serial ATA Controller (rev 02) [-- Attachment #4: pretzel.bz2 --] [-- Type: application/x-bzip, Size: 8538 bytes --] [-- Attachment #5: core.bz2 --] [-- Type: application/x-bzip, Size: 9395 bytes --] ^ permalink raw reply [flat|nested] 6+ messages in thread
* Re: [BUG] Linux 2.6.25-rc2 - Kernel Ooops while running dbench 2008-02-18 14:25 ` Jeff Garzik @ 2008-02-18 16:11 ` Frans Pop 0 siblings, 0 replies; 6+ messages in thread From: Frans Pop @ 2008-02-18 16:11 UTC (permalink / raw) To: Jeff Garzik Cc: akpm, apw, balbir, clameter, kamalesh, linux-ext4, linux-kernel, linux-mm Jeff Garzik wrote: > Two x86-64 boxes here lock up here on 2.6.25-rc2, shortly after boot. > One running Fedora 8 + X (GNOME) and one a headless file server. > configs and lspci attached. Unable to capture any splatter so far. Sounds like it may be http://lkml.org/lkml/2008/2/17/78. Suggest you try reverting that before doing the bisect. Cheers, FJP ^ permalink raw reply [flat|nested] 6+ messages in thread
* Re: [BUG] Linux 2.6.25-rc2 - Kernel Ooops while running dbench 2008-02-18 12:59 ` Andrew Morton 2008-02-18 14:25 ` Jeff Garzik @ 2008-03-03 11:51 ` Pekka Enberg 2008-03-04 4:03 ` Kamalesh Babulal 1 sibling, 1 reply; 6+ messages in thread From: Pekka Enberg @ 2008-03-03 11:51 UTC (permalink / raw) To: Andrew Morton Cc: Kamalesh Babulal, Linux Kernel Mailing List, linux-ext4, Andy Whitcroft, Balbir Singh, Christoph Lameter, linux-mm On Sat, 16 Feb 2008 11:14:46 +0530 Kamalesh Babulal <kamalesh@linux.vnet.ibm.com> wrote: > > The 2.6.25-rc2 kernel oopses while running dbench on ext3 filesystem > > mounted with mount -o data=writeback,nobh option on the x86_64 box > > > > BUG: unable to handle kernel NULL pointer dereference at 0000000000000000 > > IP: [<ffffffff80274972>] kmem_cache_alloc+0x3a/0x6c > > PGD 1f6860067 PUD 1f5d64067 PMD 0 > > Oops: 0000 [1] SMP > > CPU 3 > > Modules linked in: > > Pid: 4271, comm: dbench Not tainted 2.6.25-rc2-autotest #1 > > RIP: 0010:[<ffffffff80274972>] [<ffffffff80274972>] kmem_cache_alloc+0x3a/0x6c > > RSP: 0000:ffff8101fb041dc8 EFLAGS: 00010246 > > RAX: 0000000000000000 RBX: ffff810180033c00 RCX: ffffffff8027b269 > > RDX: 0000000000000000 RSI: 00000000000080d0 RDI: ffffffff80632d70 > > RBP: 00000000000080d0 R08: 0000000000000001 R09: 0000000000000000 > > R10: ffff8101feb36e50 R11: 0000000000000190 R12: 0000000000000001 > > R13: 0000000000000000 R14: ffff8101f8f38000 R15: 00000000ffffff9c > > FS: 0000000000000000(0000) GS:ffff8101fff0f000(0063) knlGS:00000000f7e41460 > > CS: 0010 DS: 002b ES: 002b CR0: 0000000080050033 > > CR2: 0000000000000000 CR3: 00000001f5620000 CR4: 00000000000006e0 > > DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 > > DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400 > > Process dbench (pid: 4271, threadinfo ffff8101fb040000, task ffff8101fb180000) > > Stack: 0000000000000001 ffff8101fb041ea8 0000000000000001 ffffffff8027b269 > > ffff8101fb041ea8 ffffffff80281fe8 0000000000000001 0000000000000000 > > ffff8101fb041ea8 00000000ffffff9c 000000000000000b 0000000000000001 > > Call Trace: > > [<ffffffff8027b269>] get_empty_filp+0x55/0xf9 > > [<ffffffff80281fe8>] __path_lookup_intent_open+0x22/0x8f > > [<ffffffff80282853>] open_namei+0x86/0x5a7 > > [<ffffffff8027d019>] vfs_stat_fd+0x3c/0x4a > > [<ffffffff80279ab1>] do_filp_open+0x1c/0x3d > > [<ffffffff80279c2c>] get_unused_fd_flags+0x79/0x111 > > [<ffffffff80279dce>] do_sys_open+0x46/0xca > > [<ffffffff80221c82>] ia32_sysret+0x0/0xa On Mon, Feb 18, 2008 at 2:59 PM, Andrew Morton <akpm@linux-foundation.org> wrote: > Looks to me like we broke slab. Christoph is offline until the 27th.. This is probably fixed by: http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commitdiff;h=00e962c5408b9f2d0bebd2308673fe982cb9a5fe As this is on the regression list, Kamalesh, can you please confirm it's fixed now? Pekka ^ permalink raw reply [flat|nested] 6+ messages in thread
* Re: [BUG] Linux 2.6.25-rc2 - Kernel Ooops while running dbench 2008-03-03 11:51 ` Pekka Enberg @ 2008-03-04 4:03 ` Kamalesh Babulal 0 siblings, 0 replies; 6+ messages in thread From: Kamalesh Babulal @ 2008-03-04 4:03 UTC (permalink / raw) To: Pekka Enberg Cc: Andrew Morton, Linux Kernel Mailing List, linux-ext4, Andy Whitcroft, Balbir Singh, Christoph Lameter, linux-mm Pekka Enberg wrote: > On Sat, 16 Feb 2008 11:14:46 +0530 Kamalesh Babulal > <kamalesh@linux.vnet.ibm.com> wrote: >> > The 2.6.25-rc2 kernel oopses while running dbench on ext3 filesystem >> > mounted with mount -o data=writeback,nobh option on the x86_64 box >> > >> > BUG: unable to handle kernel NULL pointer dereference at 0000000000000000 >> > IP: [<ffffffff80274972>] kmem_cache_alloc+0x3a/0x6c >> > PGD 1f6860067 PUD 1f5d64067 PMD 0 >> > Oops: 0000 [1] SMP >> > CPU 3 >> > Modules linked in: >> > Pid: 4271, comm: dbench Not tainted 2.6.25-rc2-autotest #1 >> > RIP: 0010:[<ffffffff80274972>] [<ffffffff80274972>] kmem_cache_alloc+0x3a/0x6c >> > RSP: 0000:ffff8101fb041dc8 EFLAGS: 00010246 >> > RAX: 0000000000000000 RBX: ffff810180033c00 RCX: ffffffff8027b269 >> > RDX: 0000000000000000 RSI: 00000000000080d0 RDI: ffffffff80632d70 >> > RBP: 00000000000080d0 R08: 0000000000000001 R09: 0000000000000000 >> > R10: ffff8101feb36e50 R11: 0000000000000190 R12: 0000000000000001 >> > R13: 0000000000000000 R14: ffff8101f8f38000 R15: 00000000ffffff9c >> > FS: 0000000000000000(0000) GS:ffff8101fff0f000(0063) knlGS:00000000f7e41460 >> > CS: 0010 DS: 002b ES: 002b CR0: 0000000080050033 >> > CR2: 0000000000000000 CR3: 00000001f5620000 CR4: 00000000000006e0 >> > DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 >> > DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400 >> > Process dbench (pid: 4271, threadinfo ffff8101fb040000, task ffff8101fb180000) >> > Stack: 0000000000000001 ffff8101fb041ea8 0000000000000001 ffffffff8027b269 >> > ffff8101fb041ea8 ffffffff80281fe8 0000000000000001 0000000000000000 >> > ffff8101fb041ea8 00000000ffffff9c 000000000000000b 0000000000000001 >> > Call Trace: >> > [<ffffffff8027b269>] get_empty_filp+0x55/0xf9 >> > [<ffffffff80281fe8>] __path_lookup_intent_open+0x22/0x8f >> > [<ffffffff80282853>] open_namei+0x86/0x5a7 >> > [<ffffffff8027d019>] vfs_stat_fd+0x3c/0x4a >> > [<ffffffff80279ab1>] do_filp_open+0x1c/0x3d >> > [<ffffffff80279c2c>] get_unused_fd_flags+0x79/0x111 >> > [<ffffffff80279dce>] do_sys_open+0x46/0xca >> > [<ffffffff80221c82>] ia32_sysret+0x0/0xa > > On Mon, Feb 18, 2008 at 2:59 PM, Andrew Morton > <akpm@linux-foundation.org> wrote: >> Looks to me like we broke slab. Christoph is offline until the 27th.. > > This is probably fixed by: > > http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commitdiff;h=00e962c5408b9f2d0bebd2308673fe982cb9a5fe > > As this is on the regression list, Kamalesh, can you please confirm > it's fixed now? > > Pekka Thanks, I tested the 2.6.25-rc3-git4 kernel and the oops is not reproducible. This commit seems to fix the kernel oops. -- Thanks & Regards, Kamalesh Babulal, Linux Technology Center, IBM, ISTL. ^ permalink raw reply [flat|nested] 6+ messages in thread
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[not found] <alpine.LFD.1.00.0802151302210.9496@woody.linux-foundation.org>
2008-02-16 5:44 ` [BUG] Linux 2.6.25-rc2 - Kernel Ooops while running dbench Kamalesh Babulal
2008-02-18 12:59 ` Andrew Morton
2008-02-18 14:25 ` Jeff Garzik
2008-02-18 16:11 ` Frans Pop
2008-03-03 11:51 ` Pekka Enberg
2008-03-04 4:03 ` Kamalesh Babulal
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