From mboxrd@z Thu Jan 1 00:00:00 1970 From: NeilBrown Subject: Re: raid1d crash at boot Date: Mon, 21 Nov 2011 12:37:29 +1100 Message-ID: <20111121123729.47c72c3b@notabene.brown> References: <20111119134139.GA30570@rere.qmqm.pl> Mime-Version: 1.0 Content-Type: multipart/signed; micalg=PGP-SHA1; boundary="Sig_/z+bvV5j_g4l2krbjQwvQwZP"; protocol="application/pgp-signature" Return-path: In-Reply-To: <20111119134139.GA30570@rere.qmqm.pl> Sender: linux-scsi-owner@vger.kernel.org To: =?iso-8859-2?B?TWljaGGzIE1pcm9zs2F3?= Cc: linux-raid@vger.kernel.org, linux-scsi@vger.kernel.org List-Id: linux-raid.ids --Sig_/z+bvV5j_g4l2krbjQwvQwZP Content-Type: text/plain; charset=iso-8859-2 Content-Transfer-Encoding: quoted-printable Thank for the report. However as this crash is clearly in the SCSI layer it makes sense to report= ed it to linux-scsi - so I have cc:ed this reply there. NeilBrown On Sat, 19 Nov 2011 14:41:39 +0100 Micha=B3 Miros=B3aw wrote: > I get following BUG_ON tripped while booting, before rootfs is mounted by > Debian's initrd. This started to happen for kernels since sometime > during 3.1-rcX. >=20 > [ 6.246170] ------------[ cut here ]------------ > [ 6.246246] kernel BUG at /mnt/src-tmp/jaja/git/qmqm/drivers/scsi/scsi= _lib.c:1153! > [ 6.246347] invalid opcode: 0000 [#1] PREEMPT SMP > [ 6.246558] CPU 5 > [ 6.246614] Modules linked in: usb_storage uas firewire_ohci firewire_= core crc_itu_t xhci_hcd [last unloaded: scsi_wait_scan] > [ 6.247131] > [ 6.247194] Pid: 288, comm: md1_raid1 Not tainted 3.2.0-rc2mq+ #5 Syst= em manufacturer System Product Name/P8Z68-V PRO > [ 6.247422] RIP: 0010:[] [] scsi_= setup_fs_cmnd+0x45/0x83 > [ 6.247563] RSP: 0018:ffff8804140d1bd0 EFLAGS: 00010046 > [ 6.247634] RAX: 0000000000000000 RBX: ffff88041d463800 RCX: 00000000f= fffffff > [ 6.247710] RDX: 00000000ffffffff RSI: ffff8804142fd600 RDI: ffff88041= d463800 > [ 6.247785] RBP: ffff8804142fd600 R08: 00000000ffffffff R09: 000000000= 0017a00 > [ 6.247861] R10: ffff88041d464000 R11: ffff88041d464000 R12: 000000000= 0000800 > [ 6.247936] R13: 0000000000000001 R14: ffff88041d463800 R15: 000000000= 0000000 > [ 6.248013] FS: 0000000000000000(0000) GS:ffff88042fb40000(0000) knlG= S:0000000000000000 > [ 6.248104] CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b > [ 6.248176] CR2: 000000000042b200 CR3: 0000000001605000 CR4: 000000000= 00406e0 > [ 6.248252] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 000000000= 0000000 > [ 6.248328] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 000000000= 0000400 > [ 6.248404] Process md1_raid1 (pid: 288, threadinfo ffff8804140d0000, = task ffff88041539a4c0) > [ 6.248495] Stack: > [ 6.248557] 0000000000000000 ffff8804142fd600 ffff8804142fd600 ffffff= ff8124a9be > [ 6.248819] ffff8804142fe3a0 ffff8804142fd600 ffff88041d463848 ffffff= ff811a5d67 > [ 6.249084] ffff8804142fe3a0 ffff880415452400 ffff8804156f0000 000000= 00fffffa2b > [ 6.249346] Call Trace: > [ 6.249414] [] ? sd_prep_fn+0x2cd/0xb72 > [ 6.249490] [] ? cfq_dispatch_requests+0x6f2/0x82c > [ 6.249567] [] ? blk_peek_request+0xc8/0x1bf > [ 6.249638] [] ? scsi_request_fn+0x64/0x406 > [ 6.249708] [] ? blk_flush_plug_list+0x186/0x1b7 > [ 6.249780] [] ? blk_finish_plug+0xb/0x2a > [ 6.249849] [] ? raid1d+0x91/0xb22 > [ 6.249919] [] ? get_parent_ip+0x9/0x1b > [ 6.249990] [] ? sub_preempt_count+0x83/0x94 > [ 6.250060] [] ? schedule+0x73f/0x772 > [ 6.250129] [] ? add_preempt_count+0x9a/0x9c > [ 6.250199] [] ? _raw_spin_lock_irqsave+0x13/0x31 > [ 6.250271] [] ? md_thread+0xfe/0x11c > [ 6.250340] [] ? add_wait_queue+0x3c/0x3c > [ 6.250410] [] ? signal_pending+0x17/0x17 > [ 6.250479] [] ? kthread+0x76/0x7e > [ 6.250548] [] ? kernel_thread_helper+0x4/0x10 > [ 6.250618] [] ? kthread_worker_fn+0x139/0x139 > [ 6.250688] [] ? gs_change+0xb/0xb > [ 6.250754] Code: 85 c0 74 1d 48 8b 00 48 85 c0 74 15 48 8b 40 50 48 8= 5 c0 74 0c 48 89 ee 48 89 df ff d0 85 c0 75 44 66 83 bd d0 00 00 00 00 75 0= 2 <0f> 0b 48 89 ee 48 89 df e8 b6 e9 ff ff 48 85 c0 48 89 c2 74 20 > [ 6.253544] RIP [] scsi_setup_fs_cmnd+0x45/0x83 > [ 6.253658] RSP > [ 6.253722] ---[ end trace 533b0b5008dd7cee ]--- > [ 6.253788] note: md1_raid1[288] exited with preempt_count 1 >=20 > I'm attaching dmesg log I could catch with netcosole (there's some part m= issing). >=20 > Best Regards, > Micha=B3 Miros=B3aw --Sig_/z+bvV5j_g4l2krbjQwvQwZP Content-Type: application/pgp-signature; name=signature.asc Content-Disposition: attachment; filename=signature.asc -----BEGIN PGP SIGNATURE----- Version: GnuPG v2.0.18 (GNU/Linux) iQIVAwUBTsmrWTnsnt1WYoG5AQJKRw/+KOjSvgLrMgb5CwZlJp1UisB0UXNvT8HB DoZsVPM7OOPig47rnu/3G2cV/j02SE0fsqx89mtLKPD/O85EMZb4lpnFdHmCY72c 6g0ZDZArwJ6RVrUqDXzVaBTmcSeI25VCxYXpKJTuxo5f4hh6iLhV0ID3cRo+Vqqt MLo1DWpcCa9LbCpJ5+05Oqu2TEjvCRI4r+H9fDJdPRSr9UoxkDkJbniBliMG1tYa kC38EuuiM4wmPFYGMqeomcxvchsA0+60ImXTGpl79pv2r5ZdlzSvzQsTpOuZPEHE IZ5WP9+bj07Ipg1X1rf1IdN3W8FM6V7cDKB4B+VmusbyCx8QYBhjUBvwVNsHciMc 9nZqq38h+TJVTjkCJxpeMtomiYddP9e3g6pCRl6vUzV/H3qQWCVr+xWOKZ31932y JEy3rkYel7VSp5ikdaFCOn1M1Hf8o7g4gcNmkKjcp+MzHTDQU3Kua6TK7/6yXsVz dHThElK85ks3EXv51uJOaxnk3Cke1qeiIzo6rCADCWaEIjZ4kF9efUcUiUXcG8a6 8A/5Z3wB9JFu/8xxJeZncJRPWxSI6WQOyXHtL++6gjy3t95k+FQcxC/Z8HuN1JH7 UGsnOkvnqc3Wr3vBxFJ0VAvzVrZOxbRF3ili8Rba+QFeRAk6mLoHgiLxtr9zTDZ3 Xknrs8jb6B0= =U81Z -----END PGP SIGNATURE----- --Sig_/z+bvV5j_g4l2krbjQwvQwZP--