ci starts bisection 2023-06-24 17:26:36.81103724 +0000 UTC m=+384262.472523655
bisecting fixing commit since a3671bd86a9770e34969522d29bb30a1b66fd88a
building syzkaller on 7939252e4ddf50bbb9912069a40d32f6c83c4f8e
ensuring issue is reproducible on original commit a3671bd86a9770e34969522d29bb30a1b66fd88a

testing commit a3671bd86a9770e34969522d29bb30a1b66fd88a gcc
compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: c30f1b82f261b94cf72a6d767867f3a083f1f8cb56233fa38935f30d8b27e7d5
run #0: crashed: KASAN: invalid-free in diUnmount
run #1: crashed: WARNING in diUnmount
run #2: OK
run #3: OK
run #4: OK
run #5: OK
run #6: OK
run #7: OK
run #8: OK
run #9: OK
run #10: OK
run #11: OK
run #12: OK
run #13: OK
run #14: OK
run #15: OK
run #16: OK
run #17: OK
run #18: OK
run #19: OK
reproducer seems to be flaky
testing current HEAD a92b7d26c743b9dc06d520f863d624e94978a1d9
testing commit a92b7d26c743b9dc06d520f863d624e94978a1d9 gcc
compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: fa626f18e2ca71abdafbdd5cdaaf66540716320ff823e8eb88aa903b640d9c11
run #0: crashed: KASAN: invalid-free in diUnmount
run #1: crashed: KASAN: invalid-free in diUnmount
run #2: crashed: KASAN: invalid-free in diUnmount
run #3: crashed: WARNING in diUnmount
run #4: crashed: WARNING in diUnmount
run #5: crashed: KASAN: invalid-free in diUnmount
run #6: crashed: KASAN: invalid-free in dbUnmount
run #7: crashed: KASAN: invalid-free in diUnmount
run #8: OK
run #9: OK
run #10: crashed: WARNING in diUnmount
run #11: OK
run #12: OK
run #13: OK
run #14: OK
run #15: OK
run #16: OK
run #17: OK
run #18: OK
run #19: OK
crash still not fixed/happens on the oldest tested release
Reproducer flagged being flaky
revisions tested: 2, total time: 37m49.486646847s (build: 17m55.398694353s, test: 18m45.103162842s)
crash still not fixed on HEAD or HEAD had kernel test errors
commit msg: Merge tag 'drm-fixes-2023-06-23' of git://anongit.freedesktop.org/drm/drm
crash: WARNING in diUnmount
------------[ cut here ]------------
WARNING: CPU: 0 PID: 5348 at mm/slab_common.c:934 mod_lruvec_page_state include/linux/vmstat.h:569 [inline]
WARNING: CPU: 0 PID: 5348 at mm/slab_common.c:934 free_large_kmalloc+0xad/0x100 mm/slab_common.c:941
Modules linked in:
CPU: 0 PID: 5348 Comm: syz-executor.0 Not tainted 6.4.0-rc7-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/27/2023
RIP: 0010:free_large_kmalloc+0xad/0x100 mm/slab_common.c:934
Code: ee 48 89 ef 5d 41 5c 41 5d e9 df ee 0b 00 e8 2a cd d3 ff 44 89 e2 be 06 00 00 00 48 89 ef e8 5a da 1b 00 e8 a5 cc d3 ff eb c6 <0f> 0b 80 3d 05 36 a9 0b 00 74 1f 48 8b 74 24 20 4c 89 e7 45 31 ed
RSP: 0018:ffffc900050a7ce0 EFLAGS: 00010246
RAX: 00fff00000000000 RBX: ffff88806b6f0d70 RCX: 0000000000000030
RDX: 0000000000000000 RSI: ffff888016ef8000 RDI: ffffea00005bbe00
RBP: ffffea00005bbe00 R08: 0000000000000001 R09: ffffffff8d67f8d7
R10: fffffbfff1acff1a R11: 0000000000086001 R12: ffff888016ef8000
R13: ffff88806b6f2930 R14: ffff88806b6f0430 R15: ffff88806b6f0d70
FS:  0000555556515400(0000) GS:ffff8880b9a00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00005555565bb888 CR3: 000000006f487000 CR4: 0000000000350ef0
Call Trace:
 <TASK>
 diUnmount+0xda/0x120 fs/jfs/jfs_imap.c:195
 jfs_umount+0x16e/0x3f0 fs/jfs/jfs_umount.c:63
 jfs_put_super+0x6d/0x190 fs/jfs/super.c:194
 generic_shutdown_super+0x13a/0x420 fs/super.c:500
 kill_block_super+0x9a/0xe0 fs/super.c:1407
 deactivate_locked_super+0x7f/0x130 fs/super.c:331
 cleanup_mnt+0x253/0x360 fs/namespace.c:1177
 task_work_run+0x12f/0x220 kernel/task_work.c:179
 resume_user_mode_work include/linux/resume_user_mode.h:49 [inline]
 exit_to_user_mode_loop kernel/entry/common.c:171 [inline]
 exit_to_user_mode_prepare+0x210/0x240 kernel/entry/common.c:204
 __syscall_exit_to_user_mode_work kernel/entry/common.c:286 [inline]
 syscall_exit_to_user_mode+0x1d/0x50 kernel/entry/common.c:297
 do_syscall_64+0x46/0xb0 arch/x86/entry/common.c:86
 entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7efd4ec8d567
Code: ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 00 00 00 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:00007ffc5f3f56c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007efd4ec8d567
RDX: 00007ffc5f3f579b RSI: 000000000000000a RDI: 00007ffc5f3f5790
RBP: 00007ffc5f3f5790 R08: 00000000ffffffff R09: 00007ffc5f3f5560
R10: 0000555556516893 R11: 0000000000000246 R12: 00007efd4ece6b74
R13: 00007ffc5f3f6850 R14: 0000555556516810 R15: 00007ffc5f3f6890
 </TASK>