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charset="us-ascii" Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-AuthSource: BL0PR11MB3379.namprd11.prod.outlook.com X-MS-Exchange-CrossTenant-Network-Message-Id: 151b4131-7279-4fcc-b48e-08d93c328446 X-MS-Exchange-CrossTenant-originalarrivaltime: 01 Jul 2021 01:49:51.3764 (UTC) X-MS-Exchange-CrossTenant-fromentityheader: Hosted X-MS-Exchange-CrossTenant-id: 46c98d88-e344-4ed4-8496-4ed7712e255d X-MS-Exchange-CrossTenant-mailboxtype: HOSTED X-MS-Exchange-CrossTenant-userprincipalname: +WTk7pdoDDBaljronkiEkURPTt/K4MRdUq57q0Af6WbmWo5I2dTFrlZqouk7YwFuCjfCLutWRfHgFrBlUTZ9wEaeIpsgA+1ZlE8eio1nFHc= X-MS-Exchange-Transport-CrossTenantHeadersStamped: MN2PR11MB4464 X-OriginatorOrg: intel.com X-Spam-Status: No, score=-1.5 required=5.0 tests=BAYES_00, DKIM_SIGNED, DKIM_VALID, KAM_DMARC_NONE, KAM_NUMSUBJECT, RCVD_IN_MSPIKE_H3, RCVD_IN_MSPIKE_WL, SPF_HELO_NONE, SPF_NONE, TXREP autolearn=no autolearn_force=no version=3.4.4 X-Spam-Checker-Version: SpamAssassin 3.4.4 (2020-01-24) on server2.sourceware.org X-BeenThere: libc-alpha@sourceware.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Libc-alpha mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 01 Jul 2021 01:50:08 -0000 Hi, alpha I tried kernel versions 4.9.257, 4.9.258, and they all crashed. I don't use the option --enable-kernel, as we update kernel more frequentl= y than glibc . Is this option --enable-kernel=3D4.9.255 compatible with versions after 4= .9.255? BR, Mingwang -----Original Message----- From: Carlos O'Donell =20 Sent: Wednesday, June 30, 2021 10:29 PM To: Zeng, MingwangX ; libc-maintainers@gnu.org Subject: Re: A clash happened in kernel by glibc-2.33 On 6/30/21 2:29 AM, Zeng, MingwangX wrote: > Hi, Glibc maintainers Zeng, Please send this to libc-alpha@sourceware.org, and we'll have a development= discussion there? Please provide the exact value of --enable-kernel that was used to trigger = this defect and why you selected that given kernel version. No default selection will trigger this because we set the Z component of th= e version to 0 in the defaults. =20 > A clash happened in kernel by glibc-2.33. >=20 > Scene: > when kernel mini version lager then 255, glibc could cause= the clash. >=20 > FATAL: kernel too old > Kernel panic - not syncing: Attempted to kill init!=20 > exitcode=3D0x00007f00 >=20 > Reason: > sysdeps/unix/sysv/linux/dl-sysdep.c > line: > 110 while ((*cp >=3D '0') && (*cp <=3D '9')) > 111 { > 112 unsigned int here =3D *cp++ - '0'; > 113 > 114 while ((*cp >=3D '0') && (*cp <=3D '9')) > 115 { > 116 here *=3D 10; > 117 here +=3D *cp++ - '0'; > 118 } > 119 > 120 ++parts; > 121 version <<=3D 8; > 122 version | =3D here; // root case. >=20 > Such as Kernel version is 4.9.256 , it will= be : version |=3D 256 ; > Version =3D=3D 4.9.0 >=20 > Would you please provide me with a temporary patch, think = you very much! >=20 > BR, > Mingwang. >=20 >=20 >=20 -- Cheers, Carlos.