linux-kernel - Re: [syzbot] Re: [syzbot] [net?] [s390?] general protection fault in smc_diag_dump

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <000000000000f14232061f791e04@google.com>
Date: Mon, 12 Aug 2024 02:28:50 -0700
From: syzbot <syzbot+f69bfae0a4eb29976e44@...kaller.appspotmail.com>
To: linux-kernel@...r.kernel.org
Subject: Re: [syzbot] Re: [syzbot] [net?] [s390?] general protection fault in smc_diag_dump_proto

For archival purposes, forwarding an incoming command email to
linux-kernel@...r.kernel.org.

***

Subject: Re: [syzbot] [net?] [s390?] general protection fault in smc_diag_dump_proto
Author: lizhi.xu@...driver.com

out already closed

#syz test: net-next d7e78951a8b8

diff --git a/fs/splice.c b/fs/splice.c
index 60aed8de21f8..67a5965c0793 100644
--- a/fs/splice.c
+++ b/fs/splice.c
@@ -1647,7 +1647,7 @@ SYSCALL_DEFINE6(splice, int, fd_in, loff_t __user *, off_in,
 	error = -EBADF;
 	in = fdget(fd_in);
 	if (in.file) {
-		out = fdget(fd_out);
+		out = fdget_raw(fd_out);
 		if (out.file) {
 			error = __do_splice(in.file, off_in, out.file, off_out,
 					    len, flags);