Hi Krzysztof, First bad commit (maybe != root cause):
tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master head: 71c5f03154ac1cb27423b984743ccc2f5d11d14d commit: 1b0e4a2141c7bf6a122f1e04cbc1690b835707cf mmc: s3cmci: enable compile testing date: 6 weeks ago config: openrisc-randconfig-s031-20201223 (attached as .config) compiler: or1k-linux-gcc (GCC) 9.3.0 reproduce: wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # apt-get install sparse # sparse version: v0.6.3-184-g1b896707-dirty # https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=1b0e4a2141c7bf6a122f1e04cbc1690b835707cf git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git git fetch --no-tags linus master git checkout 1b0e4a2141c7bf6a122f1e04cbc1690b835707cf # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' ARCH=openrisc If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <[email protected]> "sparse warnings: (new ones prefixed by >>)" >> drivers/mmc/host/s3cmci.c:1684:21: sparse: sparse: incorrect type in >> argument 1 (different address spaces) @@ expected void *addr @@ got >> void [noderef] __iomem *base @@ drivers/mmc/host/s3cmci.c:1684:21: sparse: expected void *addr drivers/mmc/host/s3cmci.c:1684:21: sparse: got void [noderef] __iomem *base drivers/mmc/host/s3cmci.c:1726:21: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void *addr @@ got void [noderef] __iomem *base @@ drivers/mmc/host/s3cmci.c:1726:21: sparse: expected void *addr drivers/mmc/host/s3cmci.c:1726:21: sparse: got void [noderef] __iomem *base vim +1684 drivers/mmc/host/s3cmci.c e584e07502131fb Sergio Prado 2017-03-31 1507 e584e07502131fb Sergio Prado 2017-03-31 1508 static int s3cmci_probe(struct platform_device *pdev) e584e07502131fb Sergio Prado 2017-03-31 1509 { e584e07502131fb Sergio Prado 2017-03-31 1510 struct s3cmci_host *host; e584e07502131fb Sergio Prado 2017-03-31 1511 struct mmc_host *mmc; e584e07502131fb Sergio Prado 2017-03-31 1512 int ret; e584e07502131fb Sergio Prado 2017-03-31 1513 e584e07502131fb Sergio Prado 2017-03-31 1514 mmc = mmc_alloc_host(sizeof(struct s3cmci_host), &pdev->dev); e584e07502131fb Sergio Prado 2017-03-31 1515 if (!mmc) { e584e07502131fb Sergio Prado 2017-03-31 1516 ret = -ENOMEM; e584e07502131fb Sergio Prado 2017-03-31 1517 goto probe_out; 916a30775fc843e Ben Dooks 2009-10-01 1518 } 916a30775fc843e Ben Dooks 2009-10-01 1519 be518018c6b9224 Thomas Kleffel 2008-06-30 1520 host = mmc_priv(mmc); be518018c6b9224 Thomas Kleffel 2008-06-30 1521 host->mmc = mmc; be518018c6b9224 Thomas Kleffel 2008-06-30 1522 host->pdev = pdev; e584e07502131fb Sergio Prado 2017-03-31 1523 e584e07502131fb Sergio Prado 2017-03-31 1524 if (pdev->dev.of_node) e584e07502131fb Sergio Prado 2017-03-31 1525 ret = s3cmci_probe_dt(host); e584e07502131fb Sergio Prado 2017-03-31 1526 else e584e07502131fb Sergio Prado 2017-03-31 1527 ret = s3cmci_probe_pdata(host); e584e07502131fb Sergio Prado 2017-03-31 1528 e584e07502131fb Sergio Prado 2017-03-31 1529 if (ret) e584e07502131fb Sergio Prado 2017-03-31 1530 goto probe_free_host; be518018c6b9224 Thomas Kleffel 2008-06-30 1531 edb5a98e43682d6 Ben Dooks 2008-06-30 1532 host->pdata = pdev->dev.platform_data; edb5a98e43682d6 Ben Dooks 2008-06-30 1533 be518018c6b9224 Thomas Kleffel 2008-06-30 1534 spin_lock_init(&host->complete_lock); be518018c6b9224 Thomas Kleffel 2008-06-30 1535 tasklet_init(&host->pio_tasklet, pio_tasklet, (unsigned long) host); be518018c6b9224 Thomas Kleffel 2008-06-30 1536 e584e07502131fb Sergio Prado 2017-03-31 1537 if (host->is2440) { be518018c6b9224 Thomas Kleffel 2008-06-30 1538 host->sdiimsk = S3C2440_SDIIMSK; be518018c6b9224 Thomas Kleffel 2008-06-30 1539 host->sdidata = S3C2440_SDIDATA; be518018c6b9224 Thomas Kleffel 2008-06-30 1540 host->clk_div = 1; be518018c6b9224 Thomas Kleffel 2008-06-30 1541 } else { be518018c6b9224 Thomas Kleffel 2008-06-30 1542 host->sdiimsk = S3C2410_SDIIMSK; be518018c6b9224 Thomas Kleffel 2008-06-30 1543 host->sdidata = S3C2410_SDIDATA; be518018c6b9224 Thomas Kleffel 2008-06-30 1544 host->clk_div = 2; be518018c6b9224 Thomas Kleffel 2008-06-30 1545 } be518018c6b9224 Thomas Kleffel 2008-06-30 1546 be518018c6b9224 Thomas Kleffel 2008-06-30 1547 host->complete_what = COMPLETION_NONE; be518018c6b9224 Thomas Kleffel 2008-06-30 1548 host->pio_active = XFER_NONE; be518018c6b9224 Thomas Kleffel 2008-06-30 1549 be518018c6b9224 Thomas Kleffel 2008-06-30 1550 host->mem = platform_get_resource(pdev, IORESOURCE_MEM, 0); be518018c6b9224 Thomas Kleffel 2008-06-30 1551 if (!host->mem) { be518018c6b9224 Thomas Kleffel 2008-06-30 1552 dev_err(&pdev->dev, 4aa6ded9fa72a58 Masanari Iida 2012-01-29 1553 "failed to get io memory region resource.\n"); be518018c6b9224 Thomas Kleffel 2008-06-30 1554 be518018c6b9224 Thomas Kleffel 2008-06-30 1555 ret = -ENOENT; f67f6c00c7f367f Arnd Bergmann 2020-08-06 1556 goto probe_free_host; be518018c6b9224 Thomas Kleffel 2008-06-30 1557 } be518018c6b9224 Thomas Kleffel 2008-06-30 1558 be518018c6b9224 Thomas Kleffel 2008-06-30 1559 host->mem = request_mem_region(host->mem->start, da52a7ca7a68971 Ben Dooks 2009-10-01 1560 resource_size(host->mem), pdev->name); be518018c6b9224 Thomas Kleffel 2008-06-30 1561 be518018c6b9224 Thomas Kleffel 2008-06-30 1562 if (!host->mem) { be518018c6b9224 Thomas Kleffel 2008-06-30 1563 dev_err(&pdev->dev, "failed to request io memory region.\n"); be518018c6b9224 Thomas Kleffel 2008-06-30 1564 ret = -ENOENT; f67f6c00c7f367f Arnd Bergmann 2020-08-06 1565 goto probe_free_host; be518018c6b9224 Thomas Kleffel 2008-06-30 1566 } be518018c6b9224 Thomas Kleffel 2008-06-30 1567 da52a7ca7a68971 Ben Dooks 2009-10-01 1568 host->base = ioremap(host->mem->start, resource_size(host->mem)); 5d304400a9a867a Ben Dooks 2008-08-08 1569 if (!host->base) { be518018c6b9224 Thomas Kleffel 2008-06-30 1570 dev_err(&pdev->dev, "failed to ioremap() io memory region.\n"); be518018c6b9224 Thomas Kleffel 2008-06-30 1571 ret = -EINVAL; be518018c6b9224 Thomas Kleffel 2008-06-30 1572 goto probe_free_mem_region; be518018c6b9224 Thomas Kleffel 2008-06-30 1573 } be518018c6b9224 Thomas Kleffel 2008-06-30 1574 be518018c6b9224 Thomas Kleffel 2008-06-30 1575 host->irq = platform_get_irq(pdev, 0); 928635c114adefc Arvind Yadav 2017-11-19 1576 if (host->irq <= 0) { be518018c6b9224 Thomas Kleffel 2008-06-30 1577 ret = -EINVAL; be518018c6b9224 Thomas Kleffel 2008-06-30 1578 goto probe_iounmap; be518018c6b9224 Thomas Kleffel 2008-06-30 1579 } be518018c6b9224 Thomas Kleffel 2008-06-30 1580 be518018c6b9224 Thomas Kleffel 2008-06-30 1581 if (request_irq(host->irq, s3cmci_irq, 0, DRIVER_NAME, host)) { be518018c6b9224 Thomas Kleffel 2008-06-30 1582 dev_err(&pdev->dev, "failed to request mci interrupt.\n"); be518018c6b9224 Thomas Kleffel 2008-06-30 1583 ret = -ENOENT; be518018c6b9224 Thomas Kleffel 2008-06-30 1584 goto probe_iounmap; be518018c6b9224 Thomas Kleffel 2008-06-30 1585 } be518018c6b9224 Thomas Kleffel 2008-06-30 1586 be518018c6b9224 Thomas Kleffel 2008-06-30 1587 /* We get spurious interrupts even when we have set the IMSK be518018c6b9224 Thomas Kleffel 2008-06-30 1588 * register to ignore everything, so use disable_irq() to make be518018c6b9224 Thomas Kleffel 2008-06-30 1589 * ensure we don't lock the system with un-serviceable requests. */ be518018c6b9224 Thomas Kleffel 2008-06-30 1590 be518018c6b9224 Thomas Kleffel 2008-06-30 1591 disable_irq(host->irq); c225889375fea2a Ben Dooks 2009-10-01 1592 host->irq_state = false; be518018c6b9224 Thomas Kleffel 2008-06-30 1593 18fae5c45c4ba3c Sylwester Nawrocki 2016-10-26 1594 /* Depending on the dma state, get a DMA channel to use. */ 68c5ed592fdae16 Ben Dooks 2009-10-01 1595 68c5ed592fdae16 Ben Dooks 2009-10-01 1596 if (s3cmci_host_usedma(host)) { 18fae5c45c4ba3c Sylwester Nawrocki 2016-10-26 1597 host->dma = dma_request_chan(&pdev->dev, "rx-tx"); 18fae5c45c4ba3c Sylwester Nawrocki 2016-10-26 1598 ret = PTR_ERR_OR_ZERO(host->dma); 18fae5c45c4ba3c Sylwester Nawrocki 2016-10-26 1599 if (ret) { 68c5ed592fdae16 Ben Dooks 2009-10-01 1600 dev_err(&pdev->dev, "cannot get DMA channel.\n"); e584e07502131fb Sergio Prado 2017-03-31 1601 goto probe_free_irq; 68c5ed592fdae16 Ben Dooks 2009-10-01 1602 } be518018c6b9224 Thomas Kleffel 2008-06-30 1603 } be518018c6b9224 Thomas Kleffel 2008-06-30 1604 be518018c6b9224 Thomas Kleffel 2008-06-30 1605 host->clk = clk_get(&pdev->dev, "sdi"); be518018c6b9224 Thomas Kleffel 2008-06-30 1606 if (IS_ERR(host->clk)) { be518018c6b9224 Thomas Kleffel 2008-06-30 1607 dev_err(&pdev->dev, "failed to find clock source.\n"); be518018c6b9224 Thomas Kleffel 2008-06-30 1608 ret = PTR_ERR(host->clk); be518018c6b9224 Thomas Kleffel 2008-06-30 1609 host->clk = NULL; 68c5ed592fdae16 Ben Dooks 2009-10-01 1610 goto probe_free_dma; be518018c6b9224 Thomas Kleffel 2008-06-30 1611 } be518018c6b9224 Thomas Kleffel 2008-06-30 1612 d222c4c0ce170cd Vasily Khoruzhick 2014-06-30 1613 ret = clk_prepare_enable(host->clk); be518018c6b9224 Thomas Kleffel 2008-06-30 1614 if (ret) { be518018c6b9224 Thomas Kleffel 2008-06-30 1615 dev_err(&pdev->dev, "failed to enable clock source.\n"); be518018c6b9224 Thomas Kleffel 2008-06-30 1616 goto clk_free; be518018c6b9224 Thomas Kleffel 2008-06-30 1617 } be518018c6b9224 Thomas Kleffel 2008-06-30 1618 be518018c6b9224 Thomas Kleffel 2008-06-30 1619 host->clk_rate = clk_get_rate(host->clk); be518018c6b9224 Thomas Kleffel 2008-06-30 1620 be518018c6b9224 Thomas Kleffel 2008-06-30 1621 mmc->ops = &s3cmci_ops; edb5a98e43682d6 Ben Dooks 2008-06-30 1622 mmc->ocr_avail = MMC_VDD_32_33 | MMC_VDD_33_34; 5a2c4fe04dca1ee Ben Dooks 2009-10-01 1623 #ifdef CONFIG_MMC_S3C_HW_SDIO_IRQ c225889375fea2a Ben Dooks 2009-10-01 1624 mmc->caps = MMC_CAP_4_BIT_DATA | MMC_CAP_SDIO_IRQ; 5a2c4fe04dca1ee Ben Dooks 2009-10-01 1625 #else 5a2c4fe04dca1ee Ben Dooks 2009-10-01 1626 mmc->caps = MMC_CAP_4_BIT_DATA; 5a2c4fe04dca1ee Ben Dooks 2009-10-01 1627 #endif be518018c6b9224 Thomas Kleffel 2008-06-30 1628 mmc->f_min = host->clk_rate / (host->clk_div * 256); be518018c6b9224 Thomas Kleffel 2008-06-30 1629 mmc->f_max = host->clk_rate / host->clk_div; be518018c6b9224 Thomas Kleffel 2008-06-30 1630 edb5a98e43682d6 Ben Dooks 2008-06-30 1631 if (host->pdata->ocr_avail) edb5a98e43682d6 Ben Dooks 2008-06-30 1632 mmc->ocr_avail = host->pdata->ocr_avail; edb5a98e43682d6 Ben Dooks 2008-06-30 1633 be518018c6b9224 Thomas Kleffel 2008-06-30 1634 mmc->max_blk_count = 4095; be518018c6b9224 Thomas Kleffel 2008-06-30 1635 mmc->max_blk_size = 4095; be518018c6b9224 Thomas Kleffel 2008-06-30 1636 mmc->max_req_size = 4095 * 512; be518018c6b9224 Thomas Kleffel 2008-06-30 1637 mmc->max_seg_size = mmc->max_req_size; be518018c6b9224 Thomas Kleffel 2008-06-30 1638 a36274e0184193e Martin K. Petersen 2010-09-10 1639 mmc->max_segs = 128; be518018c6b9224 Thomas Kleffel 2008-06-30 1640 be518018c6b9224 Thomas Kleffel 2008-06-30 1641 dbg(host, dbg_debug, b45e4b5093298e5 Vasily Khoruzhick 2014-06-01 1642 "probe: mode:%s mapped mci_base:%p irq:%u irq_cd:%u dma:%p.\n", be518018c6b9224 Thomas Kleffel 2008-06-30 1643 (host->is2440?"2440":""), be518018c6b9224 Thomas Kleffel 2008-06-30 1644 host->base, host->irq, host->irq_cd, host->dma); be518018c6b9224 Thomas Kleffel 2008-06-30 1645 f87e6d00fbd367f [email protected] 2008-10-15 1646 ret = s3cmci_cpufreq_register(host); f87e6d00fbd367f [email protected] 2008-10-15 1647 if (ret) { f87e6d00fbd367f [email protected] 2008-10-15 1648 dev_err(&pdev->dev, "failed to register cpufreq\n"); f87e6d00fbd367f [email protected] 2008-10-15 1649 goto free_dmabuf; f87e6d00fbd367f [email protected] 2008-10-15 1650 } f87e6d00fbd367f [email protected] 2008-10-15 1651 be518018c6b9224 Thomas Kleffel 2008-06-30 1652 ret = mmc_add_host(mmc); be518018c6b9224 Thomas Kleffel 2008-06-30 1653 if (ret) { be518018c6b9224 Thomas Kleffel 2008-06-30 1654 dev_err(&pdev->dev, "failed to add mmc host.\n"); f87e6d00fbd367f [email protected] 2008-10-15 1655 goto free_cpufreq; be518018c6b9224 Thomas Kleffel 2008-06-30 1656 } be518018c6b9224 Thomas Kleffel 2008-06-30 1657 9bdd203b4dc82e9 Ben Dooks 2009-10-01 1658 s3cmci_debugfs_attach(host); 9bdd203b4dc82e9 Ben Dooks 2009-10-01 1659 be518018c6b9224 Thomas Kleffel 2008-06-30 1660 platform_set_drvdata(pdev, mmc); 5a2c4fe04dca1ee Ben Dooks 2009-10-01 1661 dev_info(&pdev->dev, "%s - using %s, %s SDIO IRQ\n", mmc_hostname(mmc), 5a2c4fe04dca1ee Ben Dooks 2009-10-01 1662 s3cmci_host_usedma(host) ? "dma" : "pio", 5a2c4fe04dca1ee Ben Dooks 2009-10-01 1663 mmc->caps & MMC_CAP_SDIO_IRQ ? "hw" : "sw"); be518018c6b9224 Thomas Kleffel 2008-06-30 1664 be518018c6b9224 Thomas Kleffel 2008-06-30 1665 return 0; be518018c6b9224 Thomas Kleffel 2008-06-30 1666 f87e6d00fbd367f [email protected] 2008-10-15 1667 free_cpufreq: f87e6d00fbd367f [email protected] 2008-10-15 1668 s3cmci_cpufreq_deregister(host); f87e6d00fbd367f [email protected] 2008-10-15 1669 be518018c6b9224 Thomas Kleffel 2008-06-30 1670 free_dmabuf: d222c4c0ce170cd Vasily Khoruzhick 2014-06-30 1671 clk_disable_unprepare(host->clk); be518018c6b9224 Thomas Kleffel 2008-06-30 1672 be518018c6b9224 Thomas Kleffel 2008-06-30 1673 clk_free: be518018c6b9224 Thomas Kleffel 2008-06-30 1674 clk_put(host->clk); be518018c6b9224 Thomas Kleffel 2008-06-30 1675 68c5ed592fdae16 Ben Dooks 2009-10-01 1676 probe_free_dma: 68c5ed592fdae16 Ben Dooks 2009-10-01 1677 if (s3cmci_host_usedma(host)) b45e4b5093298e5 Vasily Khoruzhick 2014-06-01 1678 dma_release_channel(host->dma); 68c5ed592fdae16 Ben Dooks 2009-10-01 1679 be518018c6b9224 Thomas Kleffel 2008-06-30 1680 probe_free_irq: be518018c6b9224 Thomas Kleffel 2008-06-30 1681 free_irq(host->irq, host); be518018c6b9224 Thomas Kleffel 2008-06-30 1682 be518018c6b9224 Thomas Kleffel 2008-06-30 1683 probe_iounmap: be518018c6b9224 Thomas Kleffel 2008-06-30 @1684 iounmap(host->base); be518018c6b9224 Thomas Kleffel 2008-06-30 1685 be518018c6b9224 Thomas Kleffel 2008-06-30 1686 probe_free_mem_region: da52a7ca7a68971 Ben Dooks 2009-10-01 1687 release_mem_region(host->mem->start, resource_size(host->mem)); be518018c6b9224 Thomas Kleffel 2008-06-30 1688 be518018c6b9224 Thomas Kleffel 2008-06-30 1689 probe_free_host: be518018c6b9224 Thomas Kleffel 2008-06-30 1690 mmc_free_host(mmc); 916a30775fc843e Ben Dooks 2009-10-01 1691 be518018c6b9224 Thomas Kleffel 2008-06-30 1692 probe_out: be518018c6b9224 Thomas Kleffel 2008-06-30 1693 return ret; be518018c6b9224 Thomas Kleffel 2008-06-30 1694 } be518018c6b9224 Thomas Kleffel 2008-06-30 1695 :::::: The code at line 1684 was first introduced by commit :::::: be518018c6b9224c02284fb243207ef741c31ec6 MMC: S3C24XX MMC/SD driver. :::::: TO: Thomas Kleffel <[email protected]> :::::: CC: Pierre Ossman <[email protected]> --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/[email protected]
.config.gz
Description: application/gzip
