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Sun, 02 Jul 2023 07:11:25 -0700 (PDT) Received: from [192.168.0.103] ([103.131.18.64]) by smtp.gmail.com with ESMTPSA id x48-20020a056a000bf000b0062cf75a9e6bsm1589746pfu.131.2023.07.02.07.11.18 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Sun, 02 Jul 2023 07:11:25 -0700 (PDT) Message-ID: <306e4057-5e40-f0c1-d06b-2adab0eee37d@gmail.com> Date: Sun, 2 Jul 2023 21:11:15 +0700 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:102.0) Gecko/20100101 Thunderbird/102.12.0 Subject: Re: Memory corruption in multithreaded user space program while calling fork Content-Language: en-US To: Jacob Young Cc: Suren Baghdasaryan , Andrew Morton , Laurent Dufour , Linux Kernel Mailing List , Linux Regressions , Linux Memory Management , Linux PowerPC , Linux ARM References: From: Bagas Sanjaya In-Reply-To: X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20230702_071127_118178_101C0389 X-CRM114-Status: GOOD ( 12.57 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org T24gNy8yLzIzIDE5OjQwLCBKYWNvYiBZb3VuZyB3cm90ZToKPj4gSmFjb2I6IENhbiB5b3UgcmVw ZWF0IGJpc2VjdGlvbiBwbGVhc2U/IFdoeSBkaWQgeW91IHNraXAgVk1BIGxvY2stYmFzZWQKPiBw YWdlIGZhdWx0IGNvbW1pdHMgaW4geW91ciBiaXNlY3Rpb24/Cj4gCj4gQWxsIHNraXBzIHdlcmUg ZHVlIHRvIGNvbXBpbGUgZXJyb3JzIG9mIHRoZSBmb3JtOgo+IG1ha2VbM106ICdpbnN0YWxsX2hl YWRlcnMnIGlzIHVwIHRvIGRhdGUuCj4gSW4gZmlsZSBpbmNsdWRlZCBmcm9tIC4vaW5jbHVkZS9s aW51eC9tZW1jb250cm9sLmg6MjAsCj4gwqAgwqAgwqAgwqAgwqAgwqAgwqAgwqAgwqBmcm9tIC4v aW5jbHVkZS9saW51eC9zd2FwLmg6OSwKPiDCoCDCoCDCoCDCoCDCoCDCoCDCoCDCoCDCoGZyb20g Li9pbmNsdWRlL2xpbnV4L3N1c3BlbmQuaDo1LAo+IMKgIMKgIMKgIMKgIMKgIMKgIMKgIMKgIMKg ZnJvbSBhcmNoL3g4Ni9rZXJuZWwvYXNtLW9mZnNldHMuYzoxNDoKPiAuL2luY2x1ZGUvbGludXgv bW0uaDogSW4gZnVuY3Rpb24g4oCYdm1hX3RyeV9zdGFydF93cml0ZeKAmToKPiAuL2luY2x1ZGUv bGludXgvbW0uaDo3MDI6Mzc6IGVycm9yOiDigJhzdHJ1Y3Qgdm1fYXJlYV9zdHJ1Y3TigJkgaGFz IG5vIG1lbWJlciBuYW1lZCDigJh2bV9sb2Nr4oCZCj4gwqAgNzAyIHwgwqAgwqAgwqAgwqAgaWYg KCFkb3duX3dyaXRlX3RyeWxvY2soJnZtYS0+dm1fbG9jay0+bG9jaykpCj4gwqAgwqAgwqAgfCDC oCDCoCDCoCDCoCDCoCDCoCDCoCDCoCDCoCDCoCDCoCDCoCDCoCDCoCDCoCDCoCDCoCDCoCBefgo+ IC4vaW5jbHVkZS9saW51eC9tbS5oOjcwNjoyMjogZXJyb3I6IOKAmHN0cnVjdCB2bV9hcmVhX3N0 cnVjdOKAmSBoYXMgbm8gbWVtYmVyIG5hbWVkIOKAmHZtX2xvY2vigJkKPiDCoCA3MDYgfCDCoCDC oCDCoCDCoCB1cF93cml0ZSgmdm1hLT52bV9sb2NrLT5sb2NrKTsKPiDCoCDCoCDCoCB8IMKgIMKg IMKgIMKgIMKgIMKgIMKgIMKgIMKgIMKgIMKgXn4KPiBtYWtlWzFdOiAqKiogW3NjcmlwdHMvTWFr ZWZpbGUuYnVpbGQ6MTE0OiBhcmNoL3g4Ni9rZXJuZWwvYXNtLW9mZnNldHMuc10gRXJyb3IgMQo+ IG1ha2U6ICoqKiBbTWFrZWZpbGU6MTI4NjogcHJlcGFyZTBdIEVycm9yIDIKPiAKCjEuIFBsZWFz ZSBkb24ndCBzZW5kIEhUTUwgZW1haWxzIGFzIG1haWxpbmcgbGlzdHMgcmVqZWN0IHRoZW0uCjIu IFJlcGx5IGlubGluZSB3aXRoIGFwcHJvcHJpYXRlIGNvbnRleHQsIHJhdGhlciB0aGFuIHRvcC1w b3N0IHJlcGx5LgoKLS0gCkFuIG9sZCBtYW4gZG9sbC4uLiBqdXN0IHdoYXQgSSBhbHdheXMgd2Fu dGVkISAtIENsYXJhCgoKX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX18KbGludXgtYXJtLWtlcm5lbCBtYWlsaW5nIGxpc3QKbGludXgtYXJtLWtlcm5lbEBsaXN0 cy5pbmZyYWRlYWQub3JnCmh0dHA6Ly9saXN0cy5pbmZyYWRlYWQub3JnL21haWxtYW4vbGlzdGlu Zm8vbGludXgtYXJtLWtlcm5lbAo=