ci starts bisection 2023-01-20 00:46:46.643532782 +0000 UTC m=+33758.248929354
bisecting cause commit starting from 1f5abbd77e2c1787e74b7c2caffac97def78ba52
building syzkaller on 1dac8c7a01e2bdd35cb04eb4901ddb157291ac2d
ensuring issue is reproducible on original commit 1f5abbd77e2c1787e74b7c2caffac97def78ba52

testing commit 1f5abbd77e2c1787e74b7c2caffac97def78ba52 gcc
compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: 086aa50e107f6ccec4bc431d3a8837eeed9d9c753912675910716d11260d735f
all runs: crashed: WARNING in walk_component
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: 3fdb4cc1c18f00f7ee8ee12f0fce22a4e42337b9b3db179af8b34160fec30b58
run #0: basic kernel testing failed: timed out
run #1: crashed: WARNING in walk_component
run #2: crashed: WARNING in walk_component
run #3: crashed: WARNING in walk_component
run #4: crashed: WARNING in walk_component
run #5: crashed: WARNING in walk_component
run #6: crashed: WARNING in walk_component
run #7: crashed: WARNING in walk_component
run #8: crashed: WARNING in walk_component
run #9: crashed: WARNING in walk_component
testing release v6.0
testing commit 4fe89d07dcc2804c8b562f6c7896a45643d34b2f gcc
compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: 16b6f54b211b78c271873f7e53d3c783197331e90a815804430714658c584baf
all runs: crashed: WARNING in walk_component
testing release v5.19
testing commit 3d7cb6b04c3f3115719235cc6866b10326de34cd gcc
compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: c064aeaf6080bc75d42d8dad61823128eaeafb1a01b4474f7c546d4b7f501f36
all runs: crashed: WARNING in walk_component
testing release v5.18
testing commit 4b0986a3613c92f4ec1bdc7f60ec66fea135991f gcc
compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: ad243ecf9a608f4b52fe5b1d6e978b722662defdd421c89b447f47d13f925658
all runs: crashed: WARNING in walk_component
testing release v5.17
testing commit f443e374ae131c168a065ea1748feac6b2e76613 gcc
compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: 2513e7edd602588ef0519e50fd3c7b9588ce4ac7014c1a432815f9e472ae6e55
all runs: crashed: WARNING in walk_component
testing release v5.16
testing commit df0cc57e057f18e44dac8e6c18aba47ab53202f9 gcc
compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: 941c6626e8d0189fe7ca36ff05643d78acea807001eb78055fac25245f217182
all runs: crashed: WARNING in walk_component
testing release v5.15
testing commit 8bb7eca972ad531c9b149c0a51ab43a417385813 gcc
compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: 80213040ea75f1d9a10781bf1a60a1746953eed62fe1772502c0de9e0896a12d
all runs: crashed: WARNING in walk_component
testing release v5.14
testing commit 7d2a07b769330c34b4deabeed939325c77a7ec2f gcc
compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: 8318298dbd5a849fbcce1cedec1fea5366d427b5590cb943fe1923287b8cd161
all runs: OK
# git bisect start 8bb7eca972ad531c9b149c0a51ab43a417385813 7d2a07b769330c34b4deabeed939325c77a7ec2f
Bisecting: 6693 revisions left to test after this (roughly 13 steps)
[477f70cd2a67904e04c2c2b9bd0fa2e95222f2f6] Merge tag 'drm-next-2021-08-31-1' of git://anongit.freedesktop.org/drm/drm

testing commit 477f70cd2a67904e04c2c2b9bd0fa2e95222f2f6 gcc
compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: d5fb3938ccd8485b534cab8d245f4b3bd7203a57ab3350b88309df2d0d9aeeb6
all runs: OK
# git bisect good 477f70cd2a67904e04c2c2b9bd0fa2e95222f2f6
Bisecting: 3317 revisions left to test after this (roughly 12 steps)
[626bf91a292e2035af5b9d9cce35c5c138dfe06d] Merge tag 'net-5.15-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net

testing commit 626bf91a292e2035af5b9d9cce35c5c138dfe06d gcc
compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: 9b30df949ee7f9038113d18f3a6e2db623210f8e360c508beed60a093faee4d1
all runs: crashed: WARNING in walk_component
# git bisect bad 626bf91a292e2035af5b9d9cce35c5c138dfe06d
Bisecting: 1702 revisions left to test after this (roughly 11 steps)
[23852bec534a1633dc08f4df88b8493ae99953a9] Merge tag 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/rdma/rdma

testing commit 23852bec534a1633dc08f4df88b8493ae99953a9 gcc
compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: 04149cbdf46d250aba4eb0513bc06221c8f8cffe04dda2ebb6613fe50ec042ae
all runs: OK
# git bisect good 23852bec534a1633dc08f4df88b8493ae99953a9
Bisecting: 869 revisions left to test after this (roughly 10 steps)
[55d1308bdff7341b778e5cf36220616a0dd6ab8f] cdrom: update uniform CD-ROM maintainership in MAINTAINERS file

testing commit 55d1308bdff7341b778e5cf36220616a0dd6ab8f gcc
compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: 518c5dc54a3cd56e080087d3a51d221629b8fc00bbe550ed5320af6f91cb893e
all runs: OK
# git bisect good 55d1308bdff7341b778e5cf36220616a0dd6ab8f
Bisecting: 434 revisions left to test after this (roughly 9 steps)
[3754707bcc3e190e5dadc978d172b61e809cb3bd] Revert "memcg: enable accounting for file lock caches"

testing commit 3754707bcc3e190e5dadc978d172b61e809cb3bd gcc
compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: 8503fbd1fb9f4d77fc7a6aaa5fc2dbdfe4eec2e75f92e2a64ae096c3ec127684
all runs: crashed: WARNING in walk_component
# git bisect bad 3754707bcc3e190e5dadc978d172b61e809cb3bd
Bisecting: 200 revisions left to test after this (roughly 8 steps)
[e07af2626643293fa16df655979e7963250abc63] Merge tag 'arc-5.15-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/vgupta/arc

testing commit e07af2626643293fa16df655979e7963250abc63 gcc
compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: e440726977ffa2dea412f3893b5b8cd6bc479f70c3b28e03f04137538d517fee
all runs: crashed: WARNING in walk_component
# git bisect bad e07af2626643293fa16df655979e7963250abc63
Bisecting: 109 revisions left to test after this (roughly 7 steps)
[f7464060f7ab9a2424428008f0ee9f1e267e410f] Merge git://github.com/Paragon-Software-Group/linux-ntfs3

testing commit f7464060f7ab9a2424428008f0ee9f1e267e410f gcc
compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: e4eef14ddaac9e53ed9984fad6c82b9f10b5b425f91e941bb5f7ab5a83a65d5b
all runs: crashed: WARNING in walk_component
# git bisect bad f7464060f7ab9a2424428008f0ee9f1e267e410f
Bisecting: 77 revisions left to test after this (roughly 6 steps)
[9605f75cf36e0bcc0f4ada07b5be712d30107607] f2fs: should put a page beyond EOF when preparing a write

testing commit 9605f75cf36e0bcc0f4ada07b5be712d30107607 gcc
compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: ac46377f6837920888a786f2439b00cff5a4d2bcb5862eaeb483494f13c1052e
all runs: OK
# git bisect good 9605f75cf36e0bcc0f4ada07b5be712d30107607
Bisecting: 38 revisions left to test after this (roughly 5 steps)
[8cfb9015280d49f9d92d5b0f88cedf5f0856c0fd] NFS: Always provide aligned buffers to the RPC read layers

testing commit 8cfb9015280d49f9d92d5b0f88cedf5f0856c0fd gcc
compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: 1aeb183bca9d9877c1637970e8e3501d9f1c1f42f31580dfead9aa5f8286190f
all runs: OK
# git bisect good 8cfb9015280d49f9d92d5b0f88cedf5f0856c0fd
Bisecting: 19 revisions left to test after this (roughly 4 steps)
[1263eddfea9988125a4b9608efecc8aff2c721f9] fs/ntfs3: Remove unused including <linux/version.h>

testing commit 1263eddfea9988125a4b9608efecc8aff2c721f9 gcc
compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: 69eda4f4377adcf7d3a7c276ff9bf8f8e60409977f93a0e6aa8701e9d6e06688
all runs: crashed: WARNING in walk_component
# git bisect bad 1263eddfea9988125a4b9608efecc8aff2c721f9
Bisecting: 9 revisions left to test after this (roughly 3 steps)
[6e5be40d32fb1907285277c02e74493ed43d77fe] fs/ntfs3: Add NTFS3 in fs/Kconfig and fs/Makefile

testing commit 6e5be40d32fb1907285277c02e74493ed43d77fe gcc
compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: 8ee88ba725be2294f2364cdb2e5bb3fecfe90973a83a782746501bc9eaba82ef
all runs: crashed: WARNING in walk_component
# git bisect bad 6e5be40d32fb1907285277c02e74493ed43d77fe
Bisecting: 4 revisions left to test after this (roughly 2 steps)
[4342306f0f0d5ff4315a204d315c1b51b914fca5] fs/ntfs3: Add file operations and implementation

testing commit 4342306f0f0d5ff4315a204d315c1b51b914fca5 gcc
compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: 86940448041d1320d66ea132c63a41b7ef74bab56f8394b9e2b20bcd1a166253
all runs: OK
# git bisect good 4342306f0f0d5ff4315a204d315c1b51b914fca5
Bisecting: 2 revisions left to test after this (roughly 1 step)
[522e010b58379fbe19b38fdef5016bca0c3cf405] fs/ntfs3: Add compression

testing commit 522e010b58379fbe19b38fdef5016bca0c3cf405 gcc
compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: 86940448041d1320d66ea132c63a41b7ef74bab56f8394b9e2b20bcd1a166253
all runs: OK
# git bisect good 522e010b58379fbe19b38fdef5016bca0c3cf405
Bisecting: 0 revisions left to test after this (roughly 1 step)
[12dad495eaab95e0bb784c43869073617c513ea4] fs/ntfs3: Add Kconfig, Makefile and doc

testing commit 12dad495eaab95e0bb784c43869073617c513ea4 gcc
compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: 86940448041d1320d66ea132c63a41b7ef74bab56f8394b9e2b20bcd1a166253
all runs: OK
# git bisect good 12dad495eaab95e0bb784c43869073617c513ea4
6e5be40d32fb1907285277c02e74493ed43d77fe is the first bad commit
commit 6e5be40d32fb1907285277c02e74493ed43d77fe
Author: Konstantin Komarov <almaz.alexandrovich@paragon-software.com>
Date:   Fri Aug 13 17:21:30 2021 +0300

    fs/ntfs3: Add NTFS3 in fs/Kconfig and fs/Makefile
    
    This adds NTFS3 in fs/Kconfig and fs/Makefile
    
    Signed-off-by: Konstantin Komarov <almaz.alexandrovich@paragon-software.com>

 fs/Kconfig  | 1 +
 fs/Makefile | 1 +
 2 files changed, 2 insertions(+)

culprit signature: 8ee88ba725be2294f2364cdb2e5bb3fecfe90973a83a782746501bc9eaba82ef
parent  signature: 86940448041d1320d66ea132c63a41b7ef74bab56f8394b9e2b20bcd1a166253
revisions tested: 23, total time: 6h49m4.998748299s (build: 4h29m32.039032553s, test: 2h15m21.613879517s)
first bad commit: 6e5be40d32fb1907285277c02e74493ed43d77fe fs/ntfs3: Add NTFS3 in fs/Kconfig and fs/Makefile
recipients (to): ["almaz.alexandrovich@paragon-software.com" "linux-kernel@vger.kernel.org"]
recipients (cc): ["linux-fsdevel@vger.kernel.org" "viro@zeniv.linux.org.uk"]
crash: WARNING in walk_component
------------[ cut here ]------------
DEBUG_RWSEMS_WARN_ON(!is_rwsem_reader_owned(sem)): count = 0x1, magic = 0xffff8880315b9e50, owner = 0xffff88801afd3880, curr 0xffff888021513880, list empty
WARNING: CPU: 0 PID: 6262 at kernel/locking/rwsem.c:1292 __up_read+0x475/0x7b0 kernel/locking/rwsem.c:1292
Modules linked in:
CPU: 0 PID: 6262 Comm: syz-executor.0 Not tainted 5.14.0-rc5-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/12/2023
RIP: 0010:__up_read+0x475/0x7b0 kernel/locking/rwsem.c:1292
Code: 85 f7 02 00 00 ff 34 24 4d 89 f9 4c 89 f1 48 c7 c6 80 1c eb 88 48 8b 55 00 48 c7 c7 60 1a eb 88 4c 8b 44 24 10 e8 b2 89 07 07 <0f> 0b 5e e9 92 fc ff ff 48 8d 5d 58 c6 05 a1 8e 3f 0b 01 48 b8 00
RSP: 0018:ffffc900017cfb00 EFLAGS: 00010282
RAX: 0000000000000000 RBX: ffffffff8ca6c0a8 RCX: 0000000000000000
RDX: 0000000000000001 RSI: ffffffff893e8aa0 RDI: fffff520002f9f52
RBP: ffff8880315b9e50 R08: 0000000000000001 R09: ffff8880b9c4bf87
R10: ffffed10173897f0 R11: 57525f4755424544 R12: ffff8880315b9e58
R13: 1ffff920002f9f64 R14: ffff8880315b9e50 R15: ffff888021513880
FS:  00007fe94e164700(0000) GS:ffff8880b9c00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000000000000 CR3: 0000000032ceb000 CR4: 0000000000350ef0
Call Trace:
 inode_unlock_shared include/linux/fs.h:789 [inline]
 lookup_slow fs/namei.c:1664 [inline]
 walk_component+0x368/0x5f0 fs/namei.c:1959
 lookup_last fs/namei.c:2414 [inline]
 path_lookupat+0x144/0x790 fs/namei.c:2438
 filename_lookup+0x192/0x530 fs/namei.c:2467
 user_path_at include/linux/namei.h:57 [inline]
 __do_sys_chdir fs/open.c:493 [inline]
 __se_sys_chdir fs/open.c:487 [inline]
 __x64_sys_chdir+0xa6/0x1f0 fs/open.c:487
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x35/0x80 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x44/0xae
RIP: 0033:0x7fe9570130c9
Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 19 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007fe94e164168 EFLAGS: 00000246 ORIG_RAX: 0000000000000050
RAX: ffffffffffffffda RBX: 00007fe957133050 RCX: 00007fe9570130c9
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000020000380
RBP: 00007fe95706eae9 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007ffdc01e0c0f R14: 00007fe94e164300 R15: 0000000000022000