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List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a05:6638:9820:b0:4c0:9a05:44c4 with SMTP id 8926c6da1cb9f-4d017c4697bmr722040173.0.1725292232124; Mon, 02 Sep 2024 08:50:32 -0700 (PDT) Date: Mon, 02 Sep 2024 08:50:32 -0700 X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <000000000000a1395d062124e614@google.com> Subject: [syzbot] [ocfs2?] WARNING: ODEBUG bug in ocfs2_local_read_info From: syzbot To: jlbec@evilplan.org, joseph.qi@linux.alibaba.com, linux-kernel@vger.kernel.org, mark@fasheh.com, ocfs2-devel@lists.linux.dev, syzkaller-bugs@googlegroups.com Content-Type: text/plain; charset="UTF-8" Hello, syzbot found the following issue on: HEAD commit: df54f4a16f82 Merge branch 'for-next/core' into for-kernelci git tree: git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci console output: https://syzkaller.appspot.com/x/log.txt?x=15c4a31f980000 kernel config: https://syzkaller.appspot.com/x/.config?x=dde5a5ba8d41ee9e dashboard link: https://syzkaller.appspot.com/bug?extid=f7af59df5d6b25f0febd compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 userspace arch: arm64 syz repro: https://syzkaller.appspot.com/x/repro.syz?x=17b4f0fb980000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=11974d43980000 Downloadable assets: disk image: https://storage.googleapis.com/syzbot-assets/aa2eb06e0aea/disk-df54f4a1.raw.xz vmlinux: https://storage.googleapis.com/syzbot-assets/14728733d385/vmlinux-df54f4a1.xz kernel image: https://storage.googleapis.com/syzbot-assets/99816271407d/Image-df54f4a1.gz.xz mounted in repro: https://storage.googleapis.com/syzbot-assets/0c40477ea929/mount_0.gz IMPORTANT: if you fix the issue, please add the following tag to the commit: Reported-by: syzbot+f7af59df5d6b25f0febd@syzkaller.appspotmail.com (syz-executor200,6389,1):ocfs2_local_read_info:763 ERROR: status = -5 ------------[ cut here ]------------ ODEBUG: free active (active state 0) object: 00000000d8b0ce28 object type: timer_list hint: qsync_work_fn+0x0/0x16c WARNING: CPU: 1 PID: 6389 at lib/debugobjects.c:518 debug_print_object lib/debugobjects.c:515 [inline] WARNING: CPU: 1 PID: 6389 at lib/debugobjects.c:518 __debug_check_no_obj_freed lib/debugobjects.c:990 [inline] WARNING: CPU: 1 PID: 6389 at lib/debugobjects.c:518 debug_check_no_obj_freed+0x398/0x47c lib/debugobjects.c:1020 Modules linked in: CPU: 1 UID: 0 PID: 6389 Comm: syz-executor200 Not tainted 6.11.0-rc5-syzkaller-gdf54f4a16f82 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/27/2024 pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : debug_print_object lib/debugobjects.c:515 [inline] pc : __debug_check_no_obj_freed lib/debugobjects.c:990 [inline] pc : debug_check_no_obj_freed+0x398/0x47c lib/debugobjects.c:1020 lr : debug_print_object lib/debugobjects.c:515 [inline] lr : __debug_check_no_obj_freed lib/debugobjects.c:990 [inline] lr : debug_check_no_obj_freed+0x398/0x47c lib/debugobjects.c:1020 sp : ffff800099586af0 x29: ffff800099586b30 x28: 0000000000000000 x27: ffff80008b4827c0 x26: ffff0000d78c6ac8 x25: dfff800000000000 x24: 0000000000000000 x23: ffff80009410aee8 x22: ffff0000d78c6000 x21: 0000000000000000 x20: ffff8000820f29cc x19: ffff0000d78c6800 x18: 0000000000000008 x17: 626f203832656330 x16: ffff800080345a84 x15: 0000000000000001 x14: 1fffe000367a12c8 x13: 0000000000000000 x12: 0000000000000003 x11: 0000000000000001 x10: 0000000000000003 x9 : 7913726110ee6700 x8 : 7913726110ee6700 x7 : ffff80008b3cfc98 x6 : 0000000000000000 x5 : 0000000000000001 x4 : 0000000000000001 x3 : 0000000000000000 x2 : 0000000000000006 x1 : ffff80008b462a00 x0 : ffff80012489c000 Call trace: debug_print_object lib/debugobjects.c:515 [inline] __debug_check_no_obj_freed lib/debugobjects.c:990 [inline] debug_check_no_obj_freed+0x398/0x47c lib/debugobjects.c:1020 slab_free_hook mm/slub.c:2219 [inline] slab_free mm/slub.c:4473 [inline] kfree+0x124/0x3e0 mm/slub.c:4594 ocfs2_local_read_info+0x1338/0x1550 fs/ocfs2/quota_local.c:785 dquot_load_quota_sb+0x700/0xb48 fs/quota/dquot.c:2460 dquot_load_quota_inode+0x280/0x4f4 fs/quota/dquot.c:2497 ocfs2_enable_quotas+0x1d4/0x3cc fs/ocfs2/super.c:926 ocfs2_fill_super+0x3c80/0x4740 fs/ocfs2/super.c:1141 mount_bdev+0x1d4/0x2a0 fs/super.c:1679 ocfs2_mount+0x44/0x58 fs/ocfs2/super.c:1188 legacy_get_tree+0xd4/0x16c fs/fs_context.c:662 vfs_get_tree+0x90/0x28c fs/super.c:1800 do_new_mount+0x278/0x900 fs/namespace.c:3472 path_mount+0x590/0xe04 fs/namespace.c:3799 do_mount fs/namespace.c:3812 [inline] __do_sys_mount fs/namespace.c:4020 [inline] __se_sys_mount fs/namespace.c:3997 [inline] __arm64_sys_mount+0x45c/0x5a8 fs/namespace.c:3997 __invoke_syscall arch/arm64/kernel/syscall.c:35 [inline] invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:49 el0_svc_common+0x130/0x23c arch/arm64/kernel/syscall.c:132 do_el0_svc+0x48/0x58 arch/arm64/kernel/syscall.c:151 el0_svc+0x54/0x168 arch/arm64/kernel/entry-common.c:712 el0t_64_sync_handler+0x84/0xfc arch/arm64/kernel/entry-common.c:730 el0t_64_sync+0x190/0x194 arch/arm64/kernel/entry.S:598 irq event stamp: 66264 hardirqs last enabled at (66263): [] raw_spin_rq_unlock_irq+0x14/0x24 kernel/sched/sched.h:1427 hardirqs last disabled at (66264): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:470 softirqs last enabled at (66246): [] softirq_handle_end kernel/softirq.c:400 [inline] softirqs last enabled at (66246): [] handle_softirqs+0xa3c/0xbfc kernel/softirq.c:582 softirqs last disabled at (66225): [] __do_softirq+0x14/0x20 kernel/softirq.c:588 ---[ end trace 0000000000000000 ]--- (syz-executor200,6389,1):ocfs2_enable_quotas:939 ERROR: status = -1 (syz-executor200,6389,1):ocfs2_fill_super:1145 ERROR: status = -1 ocfs2: Unmounting device (7,0) on (node local) --- This report is generated by a bot. It may contain errors. See https://goo.gl/tpsmEJ for more information about syzbot. syzbot engineers can be reached at syzkaller@googlegroups.com. syzbot will keep track of this issue. See: https://goo.gl/tpsmEJ#status for how to communicate with syzbot. If the report is already addressed, let syzbot know by replying with: #syz fix: exact-commit-title If you want syzbot to run the reproducer, reply with: #syz test: git://repo/address.git branch-or-commit-hash If you attach or paste a git patch, syzbot will apply it before testing. If you want to overwrite report's subsystems, reply with: #syz set subsystems: new-subsystem (See the list of subsystem names on the web dashboard) If the report is a duplicate of another one, reply with: #syz dup: exact-subject-of-another-report If you want to undo deduplication, reply with: #syz undup