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AJvYcCVH4Ll3pNFHO97B20LsqkQ49AMN5abLq7+ryVy6yODozLCqhtSLaECQz2Ff5BlgYuIFlQpc7jrdBY7dAkI=@vger.kernel.org X-Gm-Message-State: AOJu0Yx+0/ar+bhJIra2iAVN+S+qNquIXkLGCb1h2yOPiJl9JeESgN+g XrskTUOjXzYhU/2REZqSShKdWol/U6xd6ilt3WOxZ/w1pCBrs94kU3gn4oh2TrEWa2r1U0ZriBJ muejeg+RDfN8uOSgZulY2mhgZIC2L9MVMxzx8q/2MNzxE6GfQN/az84jssd4= X-Google-Smtp-Source: AGHT+IEKqZ0dJXc2Rz4B9PbqAQvkNI0C49zoK9LppGFilxBkoc4FFodz4rXaNB2RvNw3Odg1pSAQq10jTuJ07AZiXas2uCtx5ISz Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a05:6e02:23c1:b0:433:5e33:d424 with SMTP id e9e14a558f8ab-43367dddbcemr82072715ab.2.1762702323644; Sun, 09 Nov 2025 07:32:03 -0800 (PST) Date: Sun, 09 Nov 2025 07:32:03 -0800 In-Reply-To: <20251109151559.1145822-1-kartikey406@gmail.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <6910b3f3.a70a0220.22f260.00bc.GAE@google.com> Subject: Re: [syzbot] [gfs2?] WARNING in chown_common From: syzbot To: kartikey406@gmail.com, linux-kernel@vger.kernel.org, syzkaller-bugs@googlegroups.com Content-Type: text/plain; charset="UTF-8" Hello, syzbot has tested the proposed patch but the reproducer is still triggering an issue: WARNING in notify_change After security_path_chown: owner=ffff88801c36c900 notify_change START: inode=ffff8880411c5620, owner=ffff88801c36c900 ------------[ cut here ]------------ WARNING: CPU: 0 PID: 5846 at fs/attr.c:428 notify_change+0xc5e/0xef0 fs/attr.c:428 Modules linked in: CPU: 0 UID: 0 PID: 5846 Comm: syz.0.20 Not tainted syzkaller #0 PREEMPT(full) Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 RIP: 0010:notify_change+0xc5e/0xef0 fs/attr.c:428 Code: ff e8 26 41 ff 00 48 8b 93 e0 00 00 00 48 c7 c7 20 ae 79 8b 48 89 de 44 89 f1 e8 3d 5f ff ff e9 e5 fe ff ff e8 93 00 98 00 90 <0f> 0b 90 e9 b0 f4 ff ff 44 89 e9 80 e1 07 fe c1 38 c1 0f 8c 34 f4 RSP: 0018:ffffc9000cfbfba8 EFLAGS: 00010293 RAX: ffffffff812832dd RBX: 0000000000000046 RCX: ffff88801c36c900 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 RBP: dffffc0000000000 R08: ffff8880411c56ff R09: 1ffff11008238adf R10: dffffc0000000000 R11: ffffed1008238ae0 R12: ffff88800043eeb0 R13: ffff8880411c5620 R14: 0000000000000000 R15: ffff8880411c5700 FS: 00007f1d976436c0(0000) GS:ffff88808d730000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f1d968a6e60 CR3: 000000004de5d000 CR4: 0000000000352ef0 Call Trace: chown_common+0x44a/0x700 fs/open.c:793 do_fchownat+0x161/0x270 fs/open.c:834 __do_sys_fchownat fs/open.c:849 [inline] __se_sys_fchownat fs/open.c:846 [inline] __x64_sys_fchownat+0xb5/0xd0 fs/open.c:846 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0xfa/0xfa0 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f1d9678efc9 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 a8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f1d97643038 EFLAGS: 00000246 ORIG_RAX: 0000000000000104 RAX: ffffffffffffffda RBX: 00007f1d969e6090 RCX: 00007f1d9678efc9 RDX: 0000000000000000 RSI: 0000200000000000 RDI: ffffffffffffff9c RBP: 00007f1d96811f91 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007f1d969e6128 R14: 00007f1d969e6090 R15: 00007ffc482e6f78 Tested on: commit: 439fc29d Merge tag 'drm-fixes-2025-11-09' of https://g.. git tree: upstream console output: https://syzkaller.appspot.com/x/log.txt?x=1679517c580000 kernel config: https://syzkaller.appspot.com/x/.config?x=929790bc044e87d7 dashboard link: https://syzkaller.appspot.com/bug?extid=04c2672c56fbb9401640 compiler: Debian clang version 20.1.8 (++20250708063551+0c9f909b7976-1~exp1~20250708183702.136), Debian LLD 20.1.8 patch: https://syzkaller.appspot.com/x/patch.diff?x=17309412580000