ci starts bisection 2024-12-21 04:49:09.756883031 +0000 UTC m=+49.007576237
bisecting fixing commit since fdf0eaf11452d72945af31804e2a1048ee1b574c
building syzkaller on e5f1088910d12c083d40dd1d9e3f62d4713faa6b
ensuring issue is reproducible on original commit fdf0eaf11452d72945af31804e2a1048ee1b574c

testing commit fdf0eaf11452d72945af31804e2a1048ee1b574c gcc
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: 196313a846b76aae0a23078251366fea12b17fc4864de11b41ee3840029a47ba
all runs: crashed: WARNING: locking bug in ext4_ioctl
representative crash: WARNING: locking bug in ext4_ioctl, types: [LOCKDEP]
check whether we can drop unnecessary instrumentation
disabling configs for [ATOMIC_SLEEP HANG LEAK UBSAN BUG KASAN], they are not needed
testing commit fdf0eaf11452d72945af31804e2a1048ee1b574c gcc
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: b6205acc035bfd95e1f39c2afd99cbaeb528df0bdd17fc9f1ba148a5b29912d3
all runs: OK
false negative chance: 0.000
kconfig minimization: base=4045 full=7652 leaves diff=2011
split chunks (needed=false): <2011>
split chunk #0 of len 2011 into 5 parts
testing without sub-chunk 1/5
testing commit fdf0eaf11452d72945af31804e2a1048ee1b574c gcc
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: 465e5890f79ab20a43f90d128fb168f344be5c08b703bd771ee6f90f7f76a4b5
all runs: crashed: WARNING: locking bug in ext4_ioctl
representative crash: WARNING: locking bug in ext4_ioctl, types: [LOCKDEP]
the chunk can be dropped
testing without sub-chunk 2/5
testing commit fdf0eaf11452d72945af31804e2a1048ee1b574c gcc
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: 3280614a901c2e74afc3a0065f51aa90418a9e2c24c8a10f1f5632f832bd6678
all runs: crashed: WARNING: locking bug in ext4_ioctl
representative crash: WARNING: locking bug in ext4_ioctl, types: [LOCKDEP]
the chunk can be dropped
testing without sub-chunk 3/5
testing commit fdf0eaf11452d72945af31804e2a1048ee1b574c gcc
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: 4d6d7203973c4e6101936eb535accad4759072d83d9801414e7831259bd9d930
all runs: crashed: WARNING: locking bug in ext4_ioctl
representative crash: WARNING: locking bug in ext4_ioctl, types: [LOCKDEP]
the chunk can be dropped
testing without sub-chunk 4/5
testing commit fdf0eaf11452d72945af31804e2a1048ee1b574c gcc
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: 10cdb4cdad48ac8eb34b31787420316eeac10483898d7cc0dc1d24ecbc7f2bc8
all runs: crashed: WARNING: locking bug in ext4_ioctl
representative crash: WARNING: locking bug in ext4_ioctl, types: [LOCKDEP]
the chunk can be dropped
testing without sub-chunk 5/5
testing commit fdf0eaf11452d72945af31804e2a1048ee1b574c gcc
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: fb14940eb3ba882e107109e934b6a5d23ab43f3f2b8122a69c6e75b49d09d2ff
all runs: crashed: WARNING: locking bug in ext4_ioctl
representative crash: WARNING: locking bug in ext4_ioctl, types: [LOCKDEP]
the chunk can be dropped
testing current HEAD 499551201b5f4fd3c0618a3e95e3d0d15ea18f31
testing commit 499551201b5f4fd3c0618a3e95e3d0d15ea18f31 gcc
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: 5e92c6ad30e0f5bb0889cec41bc9397ef5f6730fc55a2c95f1d7483e98696006
all runs: OK
false negative chance: 0.000
# git bisect start 499551201b5f4fd3c0618a3e95e3d0d15ea18f31 fdf0eaf11452d72945af31804e2a1048ee1b574c
Bisecting: 62195 revisions left to test after this (roughly 16 steps)
[4f712ee0cbbd5c777d270427092bb301fc31044f] Merge tag 'for-linus' of git://git.kernel.org/pub/scm/virt/kvm/kvm

determine whether the revision contains the guilty commit
revision fdf0eaf11452d72945af31804e2a1048ee1b574c crashed and is reachable
testing commit 4f712ee0cbbd5c777d270427092bb301fc31044f gcc
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: a5f15e060090f4594c0c877880c4b81de9953f9a0f529d1d1df8c48b04f3f138
all runs: boot failed: WARNING: refcount bug in __free_pages_ok
unable to determine the verdict: 0 good runs (wanted 5), for bad wanted 5 in total, got 0
# git bisect skip 4f712ee0cbbd5c777d270427092bb301fc31044f
Bisecting: 62164 revisions left to test after this (roughly 16 steps)
[4138f02288333cb596885e9af03dd3ea2de845cb] Merge tag 'vfio-v6.9-rc1' of https://github.com/awilliam/linux-vfio

determine whether the revision contains the guilty commit
revision 4f712ee0cbbd5c777d270427092bb301fc31044f crashed and is reachable
testing commit 4138f02288333cb596885e9af03dd3ea2de845cb gcc
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: 42a722076630b33ee914b364796c656088a1505a4a43cfb947966d334b6e4d2c
all runs: boot failed: WARNING: refcount bug in __free_pages_ok
unable to determine the verdict: 0 good runs (wanted 5), for bad wanted 5 in total, got 0
# git bisect skip 4138f02288333cb596885e9af03dd3ea2de845cb
Bisecting: 62164 revisions left to test after this (roughly 16 steps)
[67076749e093ffb3c82ba6225d41c88f8c816472] phy: qualcomm: phy-qcom-eusb2-repeater: Add support for SMB2360

determine whether the revision contains the guilty commit
revision fdf0eaf11452d72945af31804e2a1048ee1b574c crashed and is reachable
testing commit 67076749e093ffb3c82ba6225d41c88f8c816472 gcc
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: 43fb353b13edf090049f502085284ab0dc7a110195cf2691cf7672573a513be9
all runs: boot failed: WARNING: refcount bug in __free_pages_ok
unable to determine the verdict: 0 good runs (wanted 5), for bad wanted 5 in total, got 0
# git bisect skip 67076749e093ffb3c82ba6225d41c88f8c816472
Bisecting: 62164 revisions left to test after this (roughly 16 steps)
[c8e769961668ef56acabc67f040c58ed769c57e4] Merge tag 'v6.9-p1' of git://git.kernel.org/pub/scm/linux/kernel/git/herbert/crypto-2.6

determine whether the revision contains the guilty commit
revision fdf0eaf11452d72945af31804e2a1048ee1b574c crashed and is reachable
testing commit c8e769961668ef56acabc67f040c58ed769c57e4 gcc
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: 439c8d97833ecf16b54cd1313225e0730bfcfa000813c515d9ccd002394df2c7
all runs: boot failed: WARNING: refcount bug in __free_pages_ok
unable to determine the verdict: 0 good runs (wanted 5), for bad wanted 5 in total, got 0
# git bisect skip c8e769961668ef56acabc67f040c58ed769c57e4
Bisecting: 62164 revisions left to test after this (roughly 16 steps)
[8358a76cfb47c9a5af627a0c4e7168aa14fa25f6] clk: Remove prepare_lock hold assertion in __clk_release()

determine whether the revision contains the guilty commit
revision c8e769961668ef56acabc67f040c58ed769c57e4 crashed and is reachable
testing commit 8358a76cfb47c9a5af627a0c4e7168aa14fa25f6 gcc
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: 01cee3fc7d10e67b280e2d28a9685d5affdcb13a015abf74d58019f691680046
all runs: boot failed: WARNING: refcount bug in __free_pages_ok
unable to determine the verdict: 0 good runs (wanted 5), for bad wanted 5 in total, got 0
# git bisect skip 8358a76cfb47c9a5af627a0c4e7168aa14fa25f6
Bisecting: 62164 revisions left to test after this (roughly 16 steps)
[4acd31e6c2b97ce3f8a9a65df85f72d81aedf0e8] drm/amdgpu: Drop redundant parameter in amdgpu_gfx_kiq_init_ring

determine whether the revision contains the guilty commit
revision fdf0eaf11452d72945af31804e2a1048ee1b574c crashed and is reachable
testing commit 4acd31e6c2b97ce3f8a9a65df85f72d81aedf0e8 gcc
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: 45c17f5ae0db8e2c96ac5a3a391d90288d9e19862d21f5017ed235b7bb7feb84
all runs: crashed: WARNING: locking bug in ext4_ioctl
representative crash: WARNING: locking bug in ext4_ioctl, types: [LOCKDEP]
# git bisect good 4acd31e6c2b97ce3f8a9a65df85f72d81aedf0e8
Bisecting: 43401 revisions left to test after this (roughly 15 steps)
[022ec3b59c01a2bb6949fe61a5ef340c88b905bf] dt-bindings: watchdog: renesas,wdt: Document RZ/G3S support

determine whether the revision contains the guilty commit
revision fdf0eaf11452d72945af31804e2a1048ee1b574c crashed and is reachable
testing commit 022ec3b59c01a2bb6949fe61a5ef340c88b905bf gcc
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: 65d6b5cddd0e699e1a79353768e53e3c4e0c1089ac87cc1553326df8a6737a81
all runs: OK
false negative chance: 0.000
# git bisect bad 022ec3b59c01a2bb6949fe61a5ef340c88b905bf
Bisecting: 21667 revisions left to test after this (roughly 14 steps)
[480e035fc4c714fb5536e64ab9db04fedc89e910] Merge tag 'drm-next-2024-03-13' of https://gitlab.freedesktop.org/drm/kernel

determine whether the revision contains the guilty commit
revision 4acd31e6c2b97ce3f8a9a65df85f72d81aedf0e8 crashed and is reachable
testing commit 480e035fc4c714fb5536e64ab9db04fedc89e910 gcc
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: cacd1b06983423dbcdf75878f3fedbfb0905c9532f4a35bf2da0138086984f29
all runs: OK
false negative chance: 0.000
# git bisect bad 480e035fc4c714fb5536e64ab9db04fedc89e910
Bisecting: 10852 revisions left to test after this (roughly 13 steps)
[16df6e07d6a88dc3049a5674654ed44dfbc74d81] Merge tag 'vfs-6.8.netfs' of gitolite.kernel.org:pub/scm/linux/kernel/git/vfs/vfs

determine whether the revision contains the guilty commit
revision fdf0eaf11452d72945af31804e2a1048ee1b574c crashed and is reachable
testing commit 16df6e07d6a88dc3049a5674654ed44dfbc74d81 gcc
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: 1a6ba6c01bb951bd4a89605f413e4978380836f179a913cd73390701c5ac1ce7
all runs: OK
false negative chance: 0.000
# git bisect bad 16df6e07d6a88dc3049a5674654ed44dfbc74d81
Bisecting: 5439 revisions left to test after this (roughly 12 steps)
[5ecba0101dfe1cc4b7bbc29ae3a4a06a2e55a823] Merge branch 'fix-module_description-for-net-p1'

determine whether the revision contains the guilty commit
revision fdf0eaf11452d72945af31804e2a1048ee1b574c crashed and is reachable
testing commit 5ecba0101dfe1cc4b7bbc29ae3a4a06a2e55a823 gcc
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: 26eca18c3f1d88f1629f01397037a322ee1b205d173297e4eceb348d3efebcb6
all runs: OK
false negative chance: 0.000
# git bisect bad 5ecba0101dfe1cc4b7bbc29ae3a4a06a2e55a823
Bisecting: 2676 revisions left to test after this (roughly 11 steps)
[affc5af36bbb62073b6aaa4f4459b38937ff5331] Merge tag 'for-6.8-tag' of git://git.kernel.org/pub/scm/linux/kernel/git/kdave/linux

determine whether the revision contains the guilty commit
revision fdf0eaf11452d72945af31804e2a1048ee1b574c crashed and is reachable
testing commit affc5af36bbb62073b6aaa4f4459b38937ff5331 gcc
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: a30b8c7d6d6e3d3216d400e0575cebe8084fb8b0c63b81d9f079723d73d48311
all runs: OK
false negative chance: 0.000
# git bisect bad affc5af36bbb62073b6aaa4f4459b38937ff5331
Bisecting: 1394 revisions left to test after this (roughly 11 steps)
[9f8413c4a66f2fb776d3dc3c9ed20bf435eb305e] Merge tag 'cgroup-for-6.8' of git://git.kernel.org/pub/scm/linux/kernel/git/tj/cgroup

determine whether the revision contains the guilty commit
revision fdf0eaf11452d72945af31804e2a1048ee1b574c crashed and is reachable
testing commit 9f8413c4a66f2fb776d3dc3c9ed20bf435eb305e gcc
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: d7638697f7bdc431d30f082e9d995c9f16708b565106df7f6900337e01727e7b
all runs: OK
false negative chance: 0.000
# git bisect bad 9f8413c4a66f2fb776d3dc3c9ed20bf435eb305e
Bisecting: 683 revisions left to test after this (roughly 10 steps)
[5d4acb62853abac1da2deebcb1c1c5b79219bf3b] x86/csum: Remove unnecessary odd handling

determine whether the revision contains the guilty commit
revision fdf0eaf11452d72945af31804e2a1048ee1b574c crashed and is reachable
testing commit 5d4acb62853abac1da2deebcb1c1c5b79219bf3b gcc
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: 85a5ee41a1d5a2e952fd20c0de1cc4f10995b1c1fee10dbda35a68191aa8087b
all runs: crashed: WARNING: locking bug in ext4_ioctl
representative crash: WARNING: locking bug in ext4_ioctl, types: [LOCKDEP]
# git bisect good 5d4acb62853abac1da2deebcb1c1c5b79219bf3b
Bisecting: 355 revisions left to test after this (roughly 9 steps)
[3edbe8afb617a736ae0dcc877311bdb112a00123] Merge tag 'ras_core_for_v6.8' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip

determine whether the revision contains the guilty commit
revision 5d4acb62853abac1da2deebcb1c1c5b79219bf3b crashed and is reachable
testing commit 3edbe8afb617a736ae0dcc877311bdb112a00123 gcc
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: 356c5ef659179595a45370fb3072e2f7738ed831815c6ff131f1d4c5c4ce9cdc
all runs: OK
false negative chance: 0.000
# git bisect bad 3edbe8afb617a736ae0dcc877311bdb112a00123
Bisecting: 166 revisions left to test after this (roughly 7 steps)
[c604110e662a54568073a03176402b624e740310] Merge tag 'vfs-6.8.misc' of git://git.kernel.org/pub/scm/linux/kernel/git/vfs/vfs

determine whether the revision contains the guilty commit
revision fdf0eaf11452d72945af31804e2a1048ee1b574c crashed and is reachable
testing commit c604110e662a54568073a03176402b624e740310 gcc
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: fc20bdd8df2fa593b954fdb57bec79333e7685cebfa450e7b8bac059db6184d7
all runs: crashed: WARNING: locking bug in ext4_ioctl
representative crash: WARNING: locking bug in ext4_ioctl, types: [LOCKDEP]
# git bisect good c604110e662a54568073a03176402b624e740310
Bisecting: 86 revisions left to test after this (roughly 6 steps)
[5db8752c3b81bd33a549f6f812bab81e3bb61b20] Merge tag 'vfs-6.8.iov_iter' of git://git.kernel.org/pub/scm/linux/kernel/git/vfs/vfs

determine whether the revision contains the guilty commit
revision c604110e662a54568073a03176402b624e740310 crashed and is reachable
testing commit 5db8752c3b81bd33a549f6f812bab81e3bb61b20 gcc
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: 19c121799406a187f501908141701a3dace678a498ee517f9ac8e99eb8f6e78d
all runs: OK
false negative chance: 0.000
# git bisect bad 5db8752c3b81bd33a549f6f812bab81e3bb61b20
Bisecting: 40 revisions left to test after this (roughly 5 steps)
[8c9440fea77440772542d6dbcb5c36182495c164] Merge tag 'vfs-6.8.mount' of git://git.kernel.org/pub/scm/linux/kernel/git/vfs/vfs

determine whether the revision contains the guilty commit
revision c604110e662a54568073a03176402b624e740310 crashed and is reachable
testing commit 8c9440fea77440772542d6dbcb5c36182495c164 gcc
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: a9dac41f73db88e34d9feeb7acffa4a7a52bdae7c80933f0ddf91ef5e707448f
all runs: OK
false negative chance: 0.000
# git bisect bad 8c9440fea77440772542d6dbcb5c36182495c164
Bisecting: 19 revisions left to test after this (roughly 4 steps)
[cd34758c5238ae6976b10fe15bba7031b409c969] block: Remove blkdev_get_by_*() functions

determine whether the revision contains the guilty commit
revision fdf0eaf11452d72945af31804e2a1048ee1b574c crashed and is reachable
testing commit cd34758c5238ae6976b10fe15bba7031b409c969 gcc
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: bd1cf31fb0bb101019beb5ad11a2a2872c06ac802ade5ed21daac9a5a27f3fea
all runs: crashed: WARNING: locking bug in ext4_ioctl
representative crash: WARNING: locking bug in ext4_ioctl, types: [LOCKDEP]
# git bisect good cd34758c5238ae6976b10fe15bba7031b409c969
Bisecting: 9 revisions left to test after this (roughly 3 steps)
[5bd3cf8cbc8a286308ef3f40656659d5abc89995] add selftest for statmount/listmount

determine whether the revision contains the guilty commit
revision fdf0eaf11452d72945af31804e2a1048ee1b574c crashed and is reachable
testing commit 5bd3cf8cbc8a286308ef3f40656659d5abc89995 gcc
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: a4dc3a9a11bf546c6e243cc265144242426d7ca24734bbc412f87c9a25eb3447
all runs: crashed: WARNING: locking bug in ext4_ioctl
representative crash: WARNING: locking bug in ext4_ioctl, types: [LOCKDEP]
# git bisect good 5bd3cf8cbc8a286308ef3f40656659d5abc89995
Bisecting: 4 revisions left to test after this (roughly 2 steps)
[afde134b5bd02a5c719336ca1d0d3cb7e4def70e] ext4: Block writes to journal device

determine whether the revision contains the guilty commit
revision cd34758c5238ae6976b10fe15bba7031b409c969 crashed and is reachable
testing commit afde134b5bd02a5c719336ca1d0d3cb7e4def70e gcc
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: c8cdf2a17eec959948deee9b45a017cf3340fed73afb822b27f0e12e6e3951d9
all runs: OK
false negative chance: 0.000
# git bisect bad afde134b5bd02a5c719336ca1d0d3cb7e4def70e
Bisecting: 1 revision left to test after this (roughly 1 step)
[6f861765464f43a71462d52026fbddfc858239a5] fs: Block writes to mounted block devices

determine whether the revision contains the guilty commit
revision fdf0eaf11452d72945af31804e2a1048ee1b574c crashed and is reachable
revisions tested: 28, total time: 12h10m42.046362243s (build: 3h32m51.866358286s, test: 5h14m58.380997168s)
error: bisection is taking too long (>12h0m0s), aborting