ci starts bisection 2023-05-01 21:49:44.643054573 +0000 UTC m=+261253.205129102
bisecting cause commit starting from 58390c8ce1bddb6c623f62e7ed36383e7fa5c02f
building syzkaller on 62df2017e3b1edd786a4c737bd4ccba2b4581d88
ensuring issue is reproducible on original commit 58390c8ce1bddb6c623f62e7ed36383e7fa5c02f

testing commit 58390c8ce1bddb6c623f62e7ed36383e7fa5c02f gcc
compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: ec476c38b526a0c1a09f672eb431db35ffec4edfcc79cf0b03f10582b163ce1d
all runs: crashed: WARNING in iommufd_test
testing release v6.3
testing commit 457391b0380335d5e9a5babdec90ac53928b23b4 gcc
compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: b07fee783442f03f89b312f0c0ee048b3d103340b2d4f4dab0a2d250d94ea085
all runs: crashed: WARNING in iommufd_test
testing release v6.2
testing commit c9c3395d5e3dcc6daee66c6908354d47bf98cb0c gcc
compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: f0a953382b85ff7a87d1377cecbd1513fd01ad0e8d68bfff4edafef847cd6125
all runs: crashed: WARNING in iommufd_test
testing release v6.1
testing commit 830b3c68c1fb1e9176028d02ef86f3cf76aa2476 gcc
compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: 49c9302ee10da8a06307fddc5e5318104a91631029126f4fa5a36ad49c24c0b6
all runs: OK
# git bisect start c9c3395d5e3dcc6daee66c6908354d47bf98cb0c 830b3c68c1fb1e9176028d02ef86f3cf76aa2476
Bisecting: 9429 revisions left to test after this (roughly 13 steps)
[1ca06f1c1acecbe02124f14a37cce347b8c1a90c] Merge tag 'xtensa-20221213' of https://github.com/jcmvbkbc/linux-xtensa

testing commit 1ca06f1c1acecbe02124f14a37cce347b8c1a90c gcc
compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: c03b76da1ddc52a4d1c7dc263a0afa417c0ddf735a5522f914c3d9ade3d9dc9c
all runs: OK
# git bisect good 1ca06f1c1acecbe02124f14a37cce347b8c1a90c
Bisecting: 4752 revisions left to test after this (roughly 12 steps)
[b83a7080d30032cf70832bc2bb04cc342e203b88] Merge tag 'staging-6.2-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/staging

testing commit b83a7080d30032cf70832bc2bb04cc342e203b88 gcc
compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: 6ba3022abf9269c3dcf980a8321b2d5ffd5692d897b61a3133d8dff0831f9020
all runs: crashed: WARNING in iommufd_test
# git bisect bad b83a7080d30032cf70832bc2bb04cc342e203b88
Bisecting: 2462 revisions left to test after this (roughly 11 steps)
[7e68dd7d07a28faa2e6574dd6b9dbd90cdeaae91] Merge tag 'net-next-6.2' of git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net-next

testing commit 7e68dd7d07a28faa2e6574dd6b9dbd90cdeaae91 gcc
compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: fa45529df9af9367f31619329328fe73a5cd551b561c3565c514626705b383f6
all runs: OK
# git bisect good 7e68dd7d07a28faa2e6574dd6b9dbd90cdeaae91
Bisecting: 1244 revisions left to test after this (roughly 10 steps)
[94a855111ed9106971ca2617c5d075269e6aefde] Merge tag 'x86_core_for_v6.2' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip

testing commit 94a855111ed9106971ca2617c5d075269e6aefde gcc
compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: ef8cf451579b9ad16819b8d2c2fdcd2d9b99a29fa9fe66302aabbd16c8c38f8b
all runs: crashed: WARNING in iommufd_test
# git bisect bad 94a855111ed9106971ca2617c5d075269e6aefde
Bisecting: 569 revisions left to test after this (roughly 9 steps)
[ab425febda94c7d287ea3433cbd0971771d6aeb4] Merge tag 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/rdma/rdma

testing commit ab425febda94c7d287ea3433cbd0971771d6aeb4 gcc
compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: dcd254146f191a53f5f7faf751d194bf3603c843e357c4c3fa396dc9ef857174
all runs: crashed: WARNING in iommufd_test
# git bisect bad ab425febda94c7d287ea3433cbd0971771d6aeb4
Bisecting: 331 revisions left to test after this (roughly 8 steps)
[e2ca6ba6ba0152361aa4fcbf6067db71b2c7a770] Merge tag 'mm-stable-2022-12-13' of git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm

testing commit e2ca6ba6ba0152361aa4fcbf6067db71b2c7a770 gcc
compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: f9d2e7ea925cd52ef77f52906c21747f2b34baaf7e0f36086a52a13d9f2654f1
all runs: OK
# git bisect good e2ca6ba6ba0152361aa4fcbf6067db71b2c7a770
Bisecting: 192 revisions left to test after this (roughly 7 steps)
[aa5ad10f6cca6d42f3fef6cb862e03b220ea19a6] Merge tag 'scsi-misc' of git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi

testing commit aa5ad10f6cca6d42f3fef6cb862e03b220ea19a6 gcc
compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: b447fb6dd12e05ed9cc9eedc553d61f0e9ad8feb3097dbc2cdb70052576728f2
all runs: OK
# git bisect good aa5ad10f6cca6d42f3fef6cb862e03b220ea19a6
Bisecting: 96 revisions left to test after this (roughly 7 steps)
[4cd9f1d320f905e7bc60f030566d15003745ba91] RDMA/rxe: Enable atomic write capability for rxe device

testing commit 4cd9f1d320f905e7bc60f030566d15003745ba91 gcc
compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: 246539521501735cb7582befebc1c9621e5a7d97edda56f7f4894761b710cd5e
all runs: boot failed: WARNING in genl_register_family
# git bisect skip 4cd9f1d320f905e7bc60f030566d15003745ba91
Bisecting: 95 revisions left to test after this (roughly 7 steps)
[323a74fc20f53c0d0e13a16aee703a30d9751235] RDMA: Disable IB HW for UML

testing commit 323a74fc20f53c0d0e13a16aee703a30d9751235 gcc
compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: 93e322f6a6fb06bcd1f3a3a0ba2f08d31a99dc0a3078f440ee0a6d2ccf37b4c8
all runs: boot failed: WARNING in genl_register_family
# git bisect skip 323a74fc20f53c0d0e13a16aee703a30d9751235
Bisecting: 95 revisions left to test after this (roughly 7 steps)
[3ff81e827b8d5cea36ff374a11c200b4306f45d2] RDMA: Extend RDMA kernel ABI to support atomic write

testing commit 3ff81e827b8d5cea36ff374a11c200b4306f45d2 gcc
compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: 23b97e766cc13c46d22dff99bb2b3bf9d0b788e608da651e7ea74a5b1b8ba594
all runs: boot failed: WARNING in genl_register_family
# git bisect skip 3ff81e827b8d5cea36ff374a11c200b4306f45d2
Bisecting: 95 revisions left to test after this (roughly 7 steps)
[a4d1f91db5021c57e14721ac090616c90386ac70] vfio-iommufd: Support iommufd for physical VFIO devices

testing commit a4d1f91db5021c57e14721ac090616c90386ac70 gcc
compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: 971663ac12baf1bcd124385e9df81db83fe164339802537dab4de538ec7ea341
all runs: boot failed: WARNING in genl_register_family
# git bisect skip a4d1f91db5021c57e14721ac090616c90386ac70
Bisecting: 95 revisions left to test after this (roughly 7 steps)
[d074f0aebde5649f7a9f1807551efc019b8e81c4] RDMA/hfi1: use sysfs_emit() to instead of scnprintf()

testing commit d074f0aebde5649f7a9f1807551efc019b8e81c4 gcc
compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: 4ada6b86142cabf4431fa4c969dbaf75ca19284f53837fda8d4bc5ef2e8a3b0b
all runs: boot failed: WARNING in genl_register_family
# git bisect skip d074f0aebde5649f7a9f1807551efc019b8e81c4
Bisecting: 95 revisions left to test after this (roughly 7 steps)
[1ec5617432abc3efeec36c4e584a700f6c7e46f9] Merge branch 'mana-shared-6.2' of https://git.kernel.org/pub/scm/linux/kernel/git/rdma/rdma

testing commit 1ec5617432abc3efeec36c4e584a700f6c7e46f9 gcc
compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: ddda5c82ef05caea5e49ccefb50c629da038428ccc2da465ef3a3e2764506644
all runs: boot failed: WARNING in genl_register_family
# git bisect skip 1ec5617432abc3efeec36c4e584a700f6c7e46f9
Bisecting: 95 revisions left to test after this (roughly 7 steps)
[abb633cf28049e6a7c37c44f83a8584f7dbded7d] RDMA/rxe: Make requester support atomic write on RC service

testing commit abb633cf28049e6a7c37c44f83a8584f7dbded7d gcc
compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: 8ed31523074394842c29bfa009cdd76950d981f59686de30d9f1071a0146e14d
all runs: boot failed: WARNING in genl_register_family
# git bisect skip abb633cf28049e6a7c37c44f83a8584f7dbded7d
Bisecting: 95 revisions left to test after this (roughly 7 steps)
[f794eec86c7cd9a340a66109e6f32f8659ff30fa] vfio: Simplify vfio_create_group()

testing commit f794eec86c7cd9a340a66109e6f32f8659ff30fa gcc
compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: 416971a65c79c881ecd374d35decd0c568d9c5b7531a8d623af9ed45a89e2fe9
all runs: crashed: WARNING in iommufd_test
# git bisect bad f794eec86c7cd9a340a66109e6f32f8659ff30fa
Bisecting: 26 revisions left to test after this (roughly 5 steps)
[f394576eb11dbcd3a740fa41e577b97f0720d26e] iommufd: PFN handling for iopt_pages

testing commit f394576eb11dbcd3a740fa41e577b97f0720d26e gcc
compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: 959380cfc6c60f3d8b7ea9880cae15acd05dddf0a4559e5413b4f818edc1a506
all runs: boot failed: WARNING in genl_register_family
# git bisect skip f394576eb11dbcd3a740fa41e577b97f0720d26e
Bisecting: 26 revisions left to test after this (roughly 5 steps)
[2a3dab19a0a6c1823645764188776f271de1b3cf] vfio-iommufd: Allow iommufd to be used in place of a container fd

testing commit 2a3dab19a0a6c1823645764188776f271de1b3cf gcc
compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: b669ace27d2dfc642c56c797324f36b260d923a7bf6b1014df03ca6c5807e53a
all runs: boot failed: WARNING in genl_register_family
# git bisect skip 2a3dab19a0a6c1823645764188776f271de1b3cf
Bisecting: 26 revisions left to test after this (roughly 5 steps)
[658234de0d2ed3a1b86d793f4772e38a2e039b35] iommufd: Document overview of iommufd

testing commit 658234de0d2ed3a1b86d793f4772e38a2e039b35 gcc
compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: 9a3580451da4774414e44469837ce1dd06d597bb909cd9b5320f39600e5b8547
all runs: boot failed: WARNING in genl_register_family
# git bisect skip 658234de0d2ed3a1b86d793f4772e38a2e039b35
Bisecting: 26 revisions left to test after this (roughly 5 steps)
[0d8227b622f3529661ad6a9702a52932e149a30d] vfio: Use IOMMU_CAP_ENFORCE_CACHE_COHERENCY for vfio_file_enforced_coherent()

testing commit 0d8227b622f3529661ad6a9702a52932e149a30d gcc
compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: 4e3bc20d14d8ac12b3b4e4af11aa5d1a5b638f5a3ec9976af8aa1c3183a7e049
all runs: boot failed: WARNING in genl_register_family
# git bisect skip 0d8227b622f3529661ad6a9702a52932e149a30d
Bisecting: 26 revisions left to test after this (roughly 5 steps)
[51fe6141f0f64ae0bbc096a41a07572273e8c0ef] iommufd: Data structure to provide IOVA to PFN mapping

testing commit 51fe6141f0f64ae0bbc096a41a07572273e8c0ef gcc
compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: a86e2bb8313d24c4358a9341d1c757aa2299cbe5493bd0d6ecc736df14316577
all runs: boot failed: WARNING in genl_register_family
# git bisect skip 51fe6141f0f64ae0bbc096a41a07572273e8c0ef
Bisecting: 26 revisions left to test after this (roughly 5 steps)
[04f930c3e44bb9010bba8521f970d00d95a94eb0] vfio: Rename vfio_device_assign/unassign_container()

testing commit 04f930c3e44bb9010bba8521f970d00d95a94eb0 gcc
compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: 1a323551ccb5c17c435c6b53b314d450604f3c3eda12bd78eb25a19167d1dbf2
all runs: boot failed: WARNING in genl_register_family
# git bisect skip 04f930c3e44bb9010bba8521f970d00d95a94eb0
Bisecting: 26 revisions left to test after this (roughly 5 steps)
[2ff4bed7fee72ba1abfcff5f11ae8f8e570353f2] iommufd: File descriptor, context, kconfig and makefiles

testing commit 2ff4bed7fee72ba1abfcff5f11ae8f8e570353f2 gcc
compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: 7fe0b70eeeab0be3a42f666499e394891a6534fd3665ae7b8dcf746f4bb21d61
all runs: boot failed: WARNING in genl_register_family
# git bisect skip 2ff4bed7fee72ba1abfcff5f11ae8f8e570353f2
Bisecting: 26 revisions left to test after this (roughly 5 steps)
[bab6fabc01d99c7e0293807e835231740379b692] vfio: Move vfio_device_assign_container() into vfio_device_first_open()

revisions tested: 26, total time: 8h10m28.168264967s (build: 4h35m28.339145498s, test: 3h30m51.08989276s)
error: bisection is taking too long (>8h0m0s), aborting