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From: Edward Adam Davis <eadavis@qq.com>
To: syzbot+2e65930fda17880da336@syzkaller.appspotmail.com
Cc: linux-kernel@vger.kernel.org, syzkaller-bugs@googlegroups.com
Subject: Re: [syzbot] [kernel?] general protection fault in proc_sys_call_handler
Date: Sat,  4 Jan 2025 14:00:50 +0800	[thread overview]
Message-ID: <tencent_DAAEEE4C8967D3C6F3D2DBC64F89966EEE06@qq.com> (raw)
In-Reply-To: <67788cda.050a0220.3b53b0.0042.GAE@google.com>

utsname: debug ctl table for domainname

Before exit_task_work() is executed, exit_task_namespaces() has been executed,
which will cause task->nsproxy to be NULL.

#syz test: https://github.com/ea1davis/linux proc/syz


  parent reply	other threads:[~2025-01-04  6:00 UTC|newest]

Thread overview: 12+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2025-01-04  1:20 syzbot
2025-01-04  3:10 ` Edward Adam Davis
2025-01-04  3:25   ` syzbot
2025-01-04  4:32 ` Edward Adam Davis
2025-01-04  4:49   ` syzbot
2025-01-04  5:12 ` Edward Adam Davis
2025-01-04  5:27   ` syzbot
2025-01-04  5:39 ` Edward Adam Davis
2025-01-04  5:54   ` syzbot
2025-01-04  6:00 ` Edward Adam Davis [this message]
2025-01-04  6:21   ` syzbot
2025-01-04 12:21 ` [PATCH] utsname: Prevents using NULL value nsproxy Edward Adam Davis

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