On Thu, 2015-09-17 at 11:38 -0700, Linus Torvalds wrote: > This was missing the rest of the sign-off chain, and the scsi/mpt > people who might have more ideas about why that change causes > problems > for mpt2sas. > > Ying Huang - can you make the test robot reports add at least the > sign-off list (and probably also add people who are listed as > "Acked-by:" and "Tested-by:") when it has bisected to a particular > commit? Sure. We will do this. Best Regards, Huang, Ying > Linus > > ---------- Forwarded message ---------- > From: kernel test robot <ying.huang@xxxxxxxxx> > Date: Wed, Sep 16, 2015 at 7:58 PM > Subject: [lkp] [dma] 6894258eda: mpt2sas0: reply_post_free pool: > pci_pool_alloc failed > To: Christoph Hellwig <hch@xxxxxx> > Cc: lkp@xxxxxx, LKML <linux-kernel@xxxxxxxxxxxxxxx>, Linus Torvalds > <torvalds@xxxxxxxxxxxxxxxxxxxx> > > > FYI, we noticed the below changes on > > https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git ma > ster > commit 6894258eda2f9badc28c878086c0e54bd5b7fb30 ("dma-mapping: > consolidate dma_{alloc,free}_{attrs,coherent}") > > > [ 38.454412] mpt2sas 0000:01:00.0: swiotlb buffer is full (sz: > 398336 bytes) > [ 38.462243] swiotlb: coherent allocation failed for device > 0000:01:00.0 size=398336 > [ 38.470860] CPU: 33 PID: 1287 Comm: systemd-udevd Not tainted > 4.2.0-10851-g6894258 #1 > [ 38.479661] Hardware name: Intel Corporation BRICKLAND/BRICKLAND, > BIOS BRBDXSD1.000.0320.R00.1506111113 06/11/2015 > [ 38.491285] 00000000000613ff ffff887fe642b998 ffffffff81400352 > 00000000ffffffff > [ 38.499656] ffff887fe642b9d8 ffffffff81427f86 0000000000000007 > 00000000000002d0 > [ 38.508025] ffff883ff0cce098 0000000000061400 ffff883fe0e178d8 > ffffffff81cd9bc0 > [ 38.516366] Call Trace: > [ 38.520330] [<ffffffff81400352>] dump_stack+0x4b/0x69 > [ 38.527336] [<ffffffff81427f86>] > swiotlb_alloc_coherent+0x146/0x160 > [ 38.535725] [<ffffffff8105ad53>] > x86_swiotlb_alloc_coherent+0x43/0x50 > [ 38.544292] [<ffffffff811aed05>] dma_pool_alloc+0x105/0x240 > [ 38.551877] [<ffffffffa0167de6>] > _base_allocate_memory_pools+0x306/0x10d0 [mpt2sas] > [ 38.562571] [<ffffffffa0166662>] ? > _base_handshake_req_reply_wait+0x1e2/0x430 [mpt2sas] > [ 38.572893] [<ffffffffa016c6bb>] mpt2sas_base_attach+0x39b/0x7c0 > [mpt2sas] > [ 38.581956] [<ffffffffa0170d0c>] _scsih_probe+0x38c/0x520 > [mpt2sas] > [ 38.590334] [<ffffffff814467c5>] local_pci_probe+0x45/0xa0 > [ 38.597808] [<ffffffff81447bb7>] pci_device_probe+0xd7/0x120 > [ 38.605480] [<ffffffff815490b4>] driver_probe_device+0x224/0x490 > [ 38.613534] [<ffffffff815493a4>] __driver_attach+0x84/0x90 > [ 38.620992] [<ffffffff81549320>] ? > driver_probe_device+0x490/0x490 > [ 38.629224] [<ffffffff81546dd4>] bus_for_each_dev+0x64/0xa0 > [ 38.636759] [<ffffffff81548a4e>] driver_attach+0x1e/0x20 > [ 38.643997] [<ffffffff815485b1>] bus_add_driver+0x1f1/0x290 > [ 38.651527] [<ffffffffa0196000>] ? 0xffffffffa0196000 > [ 38.658480] [<ffffffff81549d40>] driver_register+0x60/0xe0 > [ 38.665907] [<ffffffff8144616c>] __pci_register_driver+0x4c/0x50 > [ 38.673932] [<ffffffffa0196164>] _scsih_init+0x164/0x1000 > [mpt2sas] > [ 38.682255] [<ffffffff81002123>] do_one_initcall+0xb3/0x1d0 > [ 38.689808] [<ffffffff811c1e44>] ? > kmem_cache_alloc_trace+0x1b4/0x220 > [ 38.698339] [<ffffffff811647f8>] ? do_init_module+0x27/0x1e8 > [ 38.705976] [<ffffffff81164831>] do_init_module+0x60/0x1e8 > [ 38.713431] [<ffffffff810f98b9>] load_module+0x2089/0x24b0 > [ 38.720841] [<ffffffff810f5ac0>] ? __symbol_put+0x40/0x40 > [ 38.728139] [<ffffffff810f9ee0>] SyS_finit_module+0x80/0xb0 > [ 38.735647] [<ffffffff818aa42e>] > entry_SYSCALL_64_fastpath+0x12/0x71 > [ 38.744018] mpt2sas0: reply_post_free pool: pci_pool_alloc failed > > > To reproduce: > > git clone > git://git.kernel.org/pub/scm/linux/kernel/git/wfg/lkp-tests.git > cd lkp-tests > bin/lkp install job.yaml # job file is attached in this > email > bin/lkp run job.yaml > > > > Thanks, > Ying Huang -- To unsubscribe from this list: send the line "unsubscribe linux-scsi" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
