Hi, Todays linux-next 20180601 fails during dm-crypt tests on Exynos5422 (ARMv7, Cortex-A7+A15) using crypto HW block from SoC (s5p-aes). The test which fails: https://github.com/krzk/tools/blob/master/tests/s5p-sss-cryptsetup.sh Effect: [ 149.867394] ------------[ cut here ]------------ [ 149.870631] WARNING: CPU: 5 PID: 492 at ../drivers/md/dm-crypt.c:2225 crypt_dtr+0x1c0/0x1c4 [dm_crypt] [ 149.880078] Modules linked in: dm_crypt s5p_jpeg exynos_gsc s5p_mfc v4l2_mem2mem v4l2_common videobuf2_dma_contig videobuf2_memops videobuf2_v4l2 videobuf2_common videodev media [ 149.895908] CPU: 5 PID: 492 Comm: cryptsetup Tainted: G W 4.17.0-rc4-00159-gae4c15db96d2 #36 [ 149.905328] Hardware name: SAMSUNG EXYNOS (Flattened Device Tree) [ 149.911398] [<c011291c>] (unwind_backtrace) from [<c010ece8>] (show_stack+0x10/0x14) [ 149.919111] [<c010ece8>] (show_stack) from [<c0a32190>] (dump_stack+0x98/0xc4) [ 149.926307] [<c0a32190>] (dump_stack) from [<c0126fa0>] (__warn+0x10c/0x124) [ 149.933310] [<c0126fa0>] (__warn) from [<c01270d0>] (warn_slowpath_null+0x40/0x48) [ 149.940862] [<c01270d0>] (warn_slowpath_null) from [<bf28e15c>] (crypt_dtr+0x1c0/0x1c4 [dm_crypt]) [ 149.949803] [<bf28e15c>] (crypt_dtr [dm_crypt]) from [<c06f34b8>] (dm_table_destroy+0x5c/0xf8) [ 149.958360] [<c06f34b8>] (dm_table_destroy) from [<c06f0cb0>] (__dm_destroy+0x158/0x1b4) [ 149.966414] [<c06f0cb0>] (__dm_destroy) from [<c06f7988>] (dev_remove+0xd4/0x104) [ 149.973861] [<c06f7988>] (dev_remove) from [<c06f80b4>] (ctl_ioctl+0x2e4/0x660) [ 149.981144] [<c06f80b4>] (ctl_ioctl) from [<c029fcc0>] (do_vfs_ioctl+0xb0/0x9e8) [ 149.988508] [<c029fcc0>] (do_vfs_ioctl) from [<c02a062c>] (ksys_ioctl+0x34/0x5c) [ 149.995874] [<c02a062c>] (ksys_ioctl) from [<c0101000>] (ret_fast_syscall+0x0/0x28) [ 150.061101] ---[ end trace 3e3bc2b7df1963aa ]--- [ 150.065594] Unable to handle kernel paging request at virtual address 2e02f000 [ 150.383043] [<c0483edc>] (percpu_counter_add_batch) from [<bf28e378>] (crypt_page_free+0x34/0x3c [dm_crypt]) [ 150.392838] [<bf28e378>] (crypt_page_free [dm_crypt]) from [<c0229b18>] (mempool_exit+0x24/0x60) [ 150.401584] [<c0229b18>] (mempool_exit) from [<bf28e028>] (crypt_dtr+0x8c/0x1c4 [dm_crypt]) [ 150.409903] [<bf28e028>] (crypt_dtr [dm_crypt]) from [<c06f34b8>] (dm_table_destroy+0x5c/0xf8) [ 150.418477] [<c06f34b8>] (dm_table_destroy) from [<c06f0cb0>] (__dm_destroy+0x158/0x1b4) [ 150.426533] [<c06f0cb0>] (__dm_destroy) from [<c06f7988>] (dev_remove+0xd4/0x104) [ 150.433982] [<c06f7988>] (dev_remove) from [<c06f80b4>] (ctl_ioctl+0x2e4/0x660) [ 150.441264] [<c06f80b4>] (ctl_ioctl) from [<c029fcc0>] (do_vfs_ioctl+0xb0/0x9e8) [ 150.448628] [<c029fcc0>] (do_vfs_ioctl) from [<c02a062c>] (ksys_ioctl+0x34/0x5c) [ 150.455994] [<c02a062c>] (ksys_ioctl) from [<c0101000>] (ret_fast_syscall+0x0/0x28) --- Full log is here: https://krzk.eu/#/builders/1/builds/2117/steps/18/logs/serial0 Bisect could not work reliably because a lot of commits from Kent Overstreet just do not compile. Really, non-buildable stuff should not be committed... Anyway bisect points around convert to bioset_init()/mempool_init(). Bisect log: git bisect start # good: [ecb37ce9baac653cc09e2b631393dde3df82979f] bcache: Move couple of functions to sysfs.c git bisect good ecb37ce9baac653cc09e2b631393dde3df82979f # bad: [ae4c15db96d22776fe188b5271a226f81e85e872] dm: add writecache target git bisect bad ae4c15db96d22776fe188b5271a226f81e85e872 # good: [b7405176b58aa475354f3c0d2ca1c560e9354288] Merge branch 'nvme-4.18-2' of git://git.infradead.org/nvme into for-4.18/block git bisect good b7405176b58aa475354f3c0d2ca1c560e9354288 # skip: [b906bbb6997785d9ea0bd3f5585537afa6257c43] lightnvm: convert to bioset_init()/mempool_init() git bisect skip b906bbb6997785d9ea0bd3f5585537afa6257c43 # skip: [0892fac8719f062f98116ee883230a004a9fce1e] drbd: convert to bioset_init()/mempool_init() git bisect skip 0892fac8719f062f98116ee883230a004a9fce1e # bad: [04c4950d5b373ba712d928592e05e73510785bca] block: fixup bioset_integrity_create() call git bisect bad 04c4950d5b373ba712d928592e05e73510785bca # skip: [64c4bc4de79fec06bb46d9827e7c4df67a025590] pktcdvd: convert to bioset_init()/mempool_init() git bisect skip 64c4bc4de79fec06bb46d9827e7c4df67a025590 # skip: [8ac9f7c1fd1d342e82ddf078425423b050652ba0] btrfs: convert to bioset_init()/mempool_init() git bisect skip 8ac9f7c1fd1d342e82ddf078425423b050652ba0 # skip: [d19936a26658a7a53edd5619d631ee2c2c3151a2] bcache: convert to bioset_init()/mempool_init() git bisect skip d19936a26658a7a53edd5619d631ee2c2c3151a2 # skip: [52190f8abe7f2bf2b4e5f9760cbcc1427ca2136b] fs: convert block_dev.c to bioset_init() git bisect skip 52190f8abe7f2bf2b4e5f9760cbcc1427ca2136b # skip: [338aa96d5661048b3c0cafc6d91876025603cacf] block: convert bounce, q->bio_split to bioset_init()/mempool_init() git bisect skip 338aa96d5661048b3c0cafc6d91876025603cacf # good: [2ab74cd29622c48e9852d85618081c061b6ac6d9] blk-throttle: fix potential NULL pointer dereference in throtl_select_dispatch git bisect good 2ab74cd29622c48e9852d85618081c061b6ac6d9 # good: [0b6bad7d669ef2abd3b9e1f8cee1fbd448abbc5c] blk-throttle: return proper bool type to caller instead of 0/1 git bisect good 0b6bad7d669ef2abd3b9e1f8cee1fbd448abbc5c # skip: [6f1c819c219f7841079f0f43ab62727a55b0d849] dm: convert to bioset_init()/mempool_init() git bisect skip 6f1c819c219f7841079f0f43ab62727a55b0d849 # skip: [a47a28b74a5c7c27bf621276b85ad6c124651236] target: convert to bioset_init()/mempool_init() git bisect skip a47a28b74a5c7c27bf621276b85ad6c124651236 # skip: [afeee514ce7f4cab605beedd03be71ebaf0c5fc8] md: convert to bioset_init()/mempool_init() git bisect skip afeee514ce7f4cab605beedd03be71ebaf0c5fc8 # skip: [e292d7bc63c8f2adb3dfda27910e805f1b6557f9] xfs: convert to bioset_init()/mempool_init() git bisect skip e292d7bc63c8f2adb3dfda27910e805f1b6557f9 # skip: [dad08527525f9a8ac9c7f278864c65f94bc5e9b3] block: Drop bioset_create() git bisect skip dad08527525f9a8ac9c7f278864c65f94bc5e9b3 # only skipped commits left to test # possible first bad commit: [04c4950d5b373ba712d928592e05e73510785bca] block: fixup bioset_integrity_create() call # possible first bad commit: [dad08527525f9a8ac9c7f278864c65f94bc5e9b3] block: Drop bioset_create() # possible first bad commit: [e292d7bc63c8f2adb3dfda27910e805f1b6557f9] xfs: convert to bioset_init()/mempool_init() # possible first bad commit: [8ac9f7c1fd1d342e82ddf078425423b050652ba0] btrfs: convert to bioset_init()/mempool_init() # possible first bad commit: [52190f8abe7f2bf2b4e5f9760cbcc1427ca2136b] fs: convert block_dev.c to bioset_init() # possible first bad commit: [a47a28b74a5c7c27bf621276b85ad6c124651236] target: convert to bioset_init()/mempool_init() # possible first bad commit: [6f1c819c219f7841079f0f43ab62727a55b0d849] dm: convert to bioset_init()/mempool_init() # possible first bad commit: [afeee514ce7f4cab605beedd03be71ebaf0c5fc8] md: convert to bioset_init()/mempool_init() # possible first bad commit: [d19936a26658a7a53edd5619d631ee2c2c3151a2] bcache: convert to bioset_init()/mempool_init() # possible first bad commit: [b906bbb6997785d9ea0bd3f5585537afa6257c43] lightnvm: convert to bioset_init()/mempool_init() # possible first bad commit: [64c4bc4de79fec06bb46d9827e7c4df67a025590] pktcdvd: convert to bioset_init()/mempool_init() # possible first bad commit: [0892fac8719f062f98116ee883230a004a9fce1e] drbd: convert to bioset_init()/mempool_init() # possible first bad commit: [338aa96d5661048b3c0cafc6d91876025603cacf] block: convert bounce, q->bio_split to bioset_init()/mempool_init() Best regards, Krzysztof -- To unsubscribe from this list: send the line "unsubscribe linux-samsung-soc" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
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