Package: src:linux Version: 3.10.11-1 Severity: normal During new HBA test found nasty bug:
Caused my following command line: mdadm --create /dev/md10 --level=10 --raid-devices=4 --chunk=4K /dev/sd*2 --assume-clean mdadm: /dev/sda2 appears to be part of a raid array: level=raid1 devices=2 ctime=Thu Sep 12 15:52:18 2013 Segmentation fault dmesg: [ 95.301415] ------------[ cut here ]------------ [ 95.301474] kernel BUG at /build/linux-BPzSEt/linux-3.10.11/mm/slab.c:3005! [ 95.301531] invalid opcode: 0000 [#1] SMP [ 95.301668] Modules linked in: nfsd auth_rpcgss oid_registry nfs_acl nfs lockd dns_resolver fscache sunrpc linear loop coretemp kvm_intel kvm crc32c_intel iTCO_wdt iTCO_vendor_support snd_hda_intel microcode snd_hda_codec psmouse serio_raw snd_hwdep pcspkr snd_pcm snd_page_alloc snd_timer snd i2c_i801 soundcore i2c_core lpc_ich mfd_core evdev i7core_edac ioatdma edac_core dca acpi_cpufreq mperf button processor thermal_sys ext4 crc16 jbd2 mbcache raid0 sr_mod cdrom raid1 md_mod usb_storage sg hid_generic usbhid hid sd_mod crc_t10dif ahci libahci e1000e ehci_pci uhci_hcd ehci_hcd ptp pps_core usbcore usb_common pm80xx libsas libata scsi_transport_sas scsi_mod [ 95.305146] CPU: 13 PID: 3294 Comm: mdadm Tainted: G W 3.10-3-amd64 #1 Debian 3.10.11-1 [ 95.305234] Hardware name: Supermicro X8DTL/X8DTL, BIOS 2.0a 09/04/10 [ 95.305306] task: ffff8801b83ba040 ti: ffff8801b820c000 task.ti: ffff8801b820c000 [ 95.305392] RIP: 0010:[<ffffffff810f93e1>] [<ffffffff810f93e1>] ____cache_alloc+0x11c/0x290 [ 95.305529] RSP: 0018:ffff8801b820da10 EFLAGS: 00010086 [ 95.305597] RAX: ffff88023ccec2c8 RBX: ffff88023b162000 RCX: 000000023b760fff [ 95.305668] RDX: 000000000000000c RSI: 0000000000000000 RDI: 0000000000000000 [ 95.305740] RBP: ffff88023ccec2c0 R08: ffff88023b093a00 R09: ffff88023cd47000 [ 95.305811] R10: ffff8801b6a90040 R11: 0000000000000000 R12: ffff88023b49c540 [ 95.305881] R13: 0000000000000000 R14: ffff88023b093a00 R15: 000000000000001b [ 95.305954] FS: 00007f4f813e5700(0000) GS:ffff88023fca0000(0000) knlGS:0000000000000000 [ 95.306041] CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b [ 95.306109] CR2: 000000000040ccb0 CR3: 000000023c30e000 CR4: 00000000000007e0 [ 95.306180] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 95.306251] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400 [ 95.306322] Stack: [ 95.306383] ffff88023cdba8f0 0000802000000001 ffff8801b6bf0158 ffff88023b49c540 [ 95.306641] 0000000000008020 0000000000000046 0000000000008020 ffff88023cca4000 [ 95.306897] ffffffff810fa4e9 ffff8801b6bf0158 ffff8801b6bf0158 ffff8801b79aa400 [ 95.307154] Call Trace: [ 95.307220] [<ffffffff810fa4e9>] ? kmem_cache_alloc+0x47/0xfd [ 95.307295] [<ffffffffa0028317>] ? sas_alloc_task+0x14/0x34 [libsas] [ 95.307370] [<ffffffffa002f4dd>] ? sas_ata_qc_issue+0x6a/0x204 [libsas] [ 95.307444] [<ffffffff811d60db>] ? swiotlb_map_sg_attrs+0xf8/0x112 [ 95.307521] [<ffffffffa004ec8d>] ? ata_qc_issue+0x288/0x2f3 [libata] [ 95.307598] [<ffffffffa00546a8>] ? atapi_qc_complete+0x2c1/0x2c1 [libata] [ 95.307675] [<ffffffffa005548a>] ? __ata_scsi_queuecmd+0x15d/0x1b7 [libata] [ 95.307750] [<ffffffffa002e19e>] ? sas_queuecommand+0x88/0x1df [libsas] [ 95.307827] [<ffffffffa0001d19>] ? scsi_dispatch_cmd+0x180/0x23f [scsi_mod] [ 95.307903] [<ffffffffa00073f8>] ? scsi_request_fn+0x4c8/0x4f4 [scsi_mod] [ 95.307978] [<ffffffff811a8804>] ? __blk_run_queue_uncond+0x1e/0x26 [ 95.308049] [<ffffffff811a88da>] ? queue_unplugged+0x54/0x78 [ 95.308120] [<ffffffff811a93ed>] ? blk_flush_plug_list+0x1b1/0x1c8 [ 95.308191] [<ffffffff811a940f>] ? blk_finish_plug+0xb/0x2a [ 95.308265] [<ffffffff810c99fa>] ? __do_page_cache_readahead+0x192/0x1b3 [ 95.308337] [<ffffffff810c9c6f>] ? ra_submit+0x18/0x1b [ 95.308406] [<ffffffff810c1f0a>] ? generic_file_aio_read+0x238/0x5b6 [ 95.308481] [<ffffffff81108f2e>] ? do_sync_read+0x52/0x79 [ 95.308551] [<ffffffff811099c2>] ? vfs_read+0x91/0xef [ 95.308620] [<ffffffff81109b38>] ? SyS_read+0x5a/0x8b [ 95.308692] [<ffffffff8138b529>] ? system_call_fastpath+0x16/0x1b [ 95.308761] Code: 20 48 8b 5d 28 48 8d 55 28 c7 45 60 01 00 00 00 48 39 d3 75 0c 41 8b 06 48 29 45 38 e9 b9 00 00 00 41 8b 54 24 18 39 53 20 72 2d <0f> 0b 8b 7b 24 41 8b 74 24 0c ff c2 89 53 20 0f af f7 8b 54 bb [ 95.311714] RIP [<ffffffff810f93e1>] ____cache_alloc+0x11c/0x290 [ 95.311827] RSP <ffff8801b820da10> [ 95.311892] ---[ end trace 8dcf0b2c0131e7ac ]--- Hardware: CPU: vendor_id : GenuineIntel cpu family : 6 model : 44 model name : Intel(R) Xeon(R) CPU L5630 @ 2.13GHz Base Board Information: Manufacturer: Supermicro Product Name: X8DTL Version: 2.01 Serial Number: VM08S55596 Asset Tag: To Be Filled By O.E.M. Features: Board is a hosting board Board is replaceable Location In Chassis: To Be Filled By O.E.M. Chassis Handle: 0x0003 Type: Motherboard Contained Object Handles: 0 -- To UNSUBSCRIBE, email to debian-bugs-dist-requ...@lists.debian.org with a subject of "unsubscribe". Trouble? Contact listmas...@lists.debian.org