linux-kernel - Fwd: [PROBLEM] kmemleak: 2 new suspected memory leaks

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] [day] [month] [year] [list]

Message-ID: <1b2a426b865df93c6e6d8efe8312b9591a1e4efc.camel@rajagiritech.edu.in>
Date:   Tue, 08 Dec 2020 22:51:48 +0530
From:   Jeffrin Jose T <jeffrin@...agiritech.edu.in>
To:     brendanhiggins@...gle.com,
        "open list:KERNEL SELFTEST FRAMEWORK" 
        <linux-kselftest@...r.kernel.org>
Cc:     kunit-dev@...glegroups.com, lkml <linux-kernel@...r.kernel.org>
Subject: Fwd: [PROBLEM] kmemleak: 2 new suspected memory leaks



Return-Path: <jeffrin@...agiritech.edu.in>
Received: from [192.168.1.9] ([122.174.249.115]) by smtp.gmail.com with
 ESMTPSA id i14sm13522636pgm.35.2020.12.07.15.00.16 for
 <linux-kernel@...r.kernel.org> (version=TLS1_3
 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 07 Dec 2020 15:00:17
 -0800 (PST)
Message-ID: <b65ca811947006b04e6027e30649c263a787323d.camel@...agiritech.edu.in>
Subject: [PROBLEM] kmemleak: 2 new suspected memory leaks
From: Jeffrin Jose T <jeffrin@...agiritech.edu.in>
To: lkml <linux-kernel@...r.kernel.org>
Date: Tue, 08 Dec 2020 04:30:15 +0530
Content-Type: text/plain; charset="UTF-8"
User-Agent: Evolution 3.38.1-2 
MIME-Version: 1.0
Content-Transfer-Encoding: quoted-printable

hello,


kmemleaks  found. see related information below...

------------x------------------x------------------------>
cat /sys/kernel/debug/kmemleak=20
unreferenced object 0xffff8881105d2348 (size 8):
  comm "kunit_try_catch", pid 139, jiffies 4294898877 (age 6055.628s)
  hex dump (first 8 bytes):
    74 65 73 74 69 6e 67 00                          testing.
  backtrace:
    [<000000001d6f9546>] kmemdup+0x23/0x50
    [<000000007157804e>] unpack_strdup+0xc7/0x140
    [<000000000fcb0a94>]
policy_unpack_test_unpack_strdup_with_null_name+0xd0/0x350
    [<0000000043df290a>] kunit_try_run_case+0xa6/0x150
    [<00000000c069ee6a>] kunit_generic_run_threadfn_adapter+0x2e/0x50
    [<00000000929a25ad>] kthread+0x232/0x260
    [<00000000e5de2862>] ret_from_fork+0x22/0x30
unreferenced object 0xffff8881105d2bb8 (size 8):
  comm "kunit_try_catch", pid 140, jiffies 4294898878 (age 6055.624s)
  hex dump (first 8 bytes):
    74 65 73 74 69 6e 67 00                          testing.
  backtrace:
    [<000000001d6f9546>] kmemdup+0x23/0x50
    [<000000007157804e>] unpack_strdup+0xc7/0x140
    [<00000000ba70df5f>]
policy_unpack_test_unpack_strdup_with_name+0xc3/0x340
    [<0000000043df290a>] kunit_try_run_case+0xa6/0x150
    [<00000000c069ee6a>] kunit_generic_run_threadfn_adapter+0x2e/0x50
    [<00000000929a25ad>] kthread+0x232/0x260
    [<00000000e5de2862>] ret_from_fork+0x22/0x30
--------------------x------------------x--------------->

Reported-by: Jeffrin Jose T <jeffrin@...agiritech.edu.in>

--=20
software engineer
rajagiri school of engineering and technology - autonomous