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Wed, 4 Feb 2026 12:54:02 +0800 (CST) Received: from [10.174.178.46] (10.174.178.46) by kwepemk500005.china.huawei.com (7.202.194.90) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1544.11; Wed, 4 Feb 2026 12:54:02 +0800 Subject: Re: [BUG] UBIFS corruption on powerpc 32-bit targets To: Tomas Alvarez Vanoli , "linux-mtd@lists.infradead.org" References: <356439c2-5289-57d2-52d4-8b436252a630@huawei.com> From: Zhihao Cheng Message-ID: Date: Wed, 4 Feb 2026 12:54:01 +0800 User-Agent: Mozilla/5.0 (Windows NT 10.0; WOW64; rv:68.0) Gecko/20100101 Thunderbird/68.5.0 MIME-Version: 1.0 In-Reply-To: X-Originating-IP: [10.174.178.46] X-ClientProxiedBy: kwepems200002.china.huawei.com (7.221.188.68) To kwepemk500005.china.huawei.com (7.202.194.90) X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20260203_205432_500057_0281AA03 X-CRM114-Status: GOOD ( 22.26 ) X-BeenThere: linux-mtd@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: Linux MTD discussion mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Transfer-Encoding: base64 Content-Type: text/plain; charset="utf-8"; Format="flowed" Sender: "linux-mtd" Errors-To: linux-mtd-bounces+linux-mtd=archiver.kernel.org@lists.infradead.org 5ZyoIDIwMjYvMi8zIDE3OjEyLCBUb21hcyBBbHZhcmV6IFZhbm9saSDlhpnpgZM6Cj4+IEhpLAo+ PiBXaGF0IGlzIHRoZSB0eXBlIG9mIHZvbHVtZSB1YmkxOjAsIHJvIG9yIHJ3Pwo+IAo+IHJvb3RA a21jZW50Mjp+IyB1YmluZm8gLWQgMSAtTiBjZmcKPiBWb2x1bWUgSUQ6ICAgMCAob24gdWJpMSkK PiBUeXBlOiAgICAgICAgZHluYW1pYwo+IEFsaWdubWVudDogICAxCj4gU2l6ZTogICAgICAgIDEw NTggTEVCcyAoMTM0MzQwNjA4IGJ5dGVzLCAxMjguMSBNaUIpCj4gU3RhdGU6ICAgICAgIE9LCj4g TmFtZTogICAgICAgIGNmZwo+IENoYXJhY3RlciBkZXZpY2UgbWFqb3IvbWlub3I6IDI0NjoxCj4g Cj4+IFlvdSBjb3VsZCBkdW1wIHRoZSBtdGQgaW1hZ2UgZm9yICd1YmkxJyBieSB0aGUgY29tbWFu ZCAnZGQgaWY9L2Rldi9tdGQxMAo+PiBvZj1tdGRfaW1hZ2UgYnM9MU0nLCBhbmQgc2VuZCB0aGUg ZmlsZSAnbXRkX2ltYWdlJyB0byB1cyBieSBlbWFpbCwgbWF5YmUKPj4gd2UgY291bGQgZ2V0IG1v cmUgaW5mb3JtYXRpb24gZnJvbSB0aGUgaW1hZ2UuCj4gCj4gSSBzdGFydGVkIHNvbWUgY29uc3Vs dGF0aW9uIHdpdGggdGhlIGN5YmVyc2VjdXJpdHkgZGVwYXJ0bWVudC4gVW5mb3J0dW5hdGVseSwK PiB0aGUgbmFuZCBpbWFnZSBjb250YWlucyBvdXIgZnVsbCBhcHBsaWNhdGlvbiBzb2Z0d2FyZSBh bmQgdGhpcmQgcGFydGllcycKPiBwcm9wcmlldGFyeSBzb2Z0d2FyZSBzbyBpdCBtaWdodCBub3Qg YmUgcG9zc2libGUuCj4gCj4gQXJlIHRoZXJlIGFueSBhbmFseXNpcyB0b29scyB5b3UnZCByZWNv bW1lbmQgbG9va2luZyBpbnRvPwoKVHJ5ICdmc2NrLnViaWZzIC1nMyAteSAvZGV2L3ViaTBfMScu CkF0dGVudGlvbiwgZnNjayB3aWxsIGNoYW5nZSB0aGUgdWJpZnMgaW1hZ2UgY29udGVudCwgeW91 IGNvdWxkIGR1bXAgdGhlIAptdGQgaW1hZ2UgdG8gYW5vdGhlciBkZXZpY2Uob3IgdmlydHVhbCBt YWNoaW5lKSBhbmQgcnVuIGZzY2sgb24gaXQuCmh0dHBzOi8vd3d3LmxpbnV4LW10ZC5pbmZyYWRl YWQub3JnLz9wPW10ZC11dGlscy5naXQ7YT1zdW1tYXJ5Cgo+IAo+PiBCVFcsIGFyZSB0aGVyZSBh bnkgYWJub3JtYWwgaGlzdG9yeSBsb2dzIGFib3V0IHViaTEgYmVmb3JlIHRoZSBlcnJvciBtZXNz YWdlPwo+IAo+IE5vdCByZWFsbHksIGluIHRoZSBhcHBsaWNhdGlvbiB3aGVyZSB0aGUgZXJyb3Ig aGFwcGVucywgd2l0aCBrZXJuZWwgNi4xMiwKPiBldmVyeXRoaW5nIGxvb2tzIGdvb2QgdW50aWwg dGhlIHBhbmljIGhhcHBlbnMuCj4gCj4gV2UgYWxzbyBoYXZlICJrbm93bi1nb29kIHN0YWJsZSBh cHBsaWNhdGlvbiIgdGhhdCBib290cyB3aGVuIG5vIG90aGVyCj4gYXBwbGljYXRpb24gZXhpc3Rz IChoZXJlIEkgcmVmZXIgdG8ga2VybmVsICsgcm9vdGZzIGFzIGFwcGxpY2F0aW9uKSwgd2hpY2gK PiBydW5zIGtlcm5lbCA0LjE0LjIwIGFuZCB0aGVyZSBJIHNlZSB0aGlzIChiZWZvcmUgNi4xMi54 IGhhcyBldmVyIHJhbiBvbiB0aGUKPiBib2FyZCk6Cj4gCj4gVUJJRlM6IHBhcnNlIHN5bmMKPiBV QklGUyAodWJpMTowKTogYmFja2dyb3VuZCB0aHJlYWQgInViaWZzX2JndDFfMCIgc3RhcnRlZCwg UElEIDEwNgo+IFVCSUZTICh1YmkxOjApOiByZWNvdmVyeSBuZWVkZWQKPiBVQklGUyAodWJpMTow KTogcmVjb3ZlcnkgY29tcGxldGVkCj4gVUJJRlMgKHViaTE6MCk6IFVCSUZTOiBtb3VudGVkIFVC SSBkZXZpY2UgMSwgdm9sdW1lIDAsIG5hbWUgImNmZyIKPiBVQklGUyAodWJpMTowKTogTEVCIHNp emU6IDEyNjk3NiBieXRlcyAoMTI0IEtpQiksIG1pbi4vbWF4LiBJL08gdW5pdCBzaXplczoKPiAy MDQ4IGJ5dGVzLzIwNDggYnl0ZXMKPiBVQklGUyAodWJpMTowKTogRlMgc2l6ZTogMTMyOTQzODcy IGJ5dGVzICgxMjYgTWlCLCAxMDQ3IExFQnMpLCBqb3VybmFsIHNpemUKPiA2NjAyNzUyIGJ5dGVz ICg2IE1pQiwgNTIgTEVCcykKPiBVQklGUyAodWJpMTowKTogcmVzZXJ2ZWQgZm9yIHJvb3Q6IDQ5 NTI2ODMgYnl0ZXMgKDQ4MzYgS2lCKQo+IFVCSUZTICh1YmkxOjApOiBtZWRpYSBmb3JtYXQ6IHc1 L3IwIChsYXRlc3QgaXMgdzUvcjApLCBVVUlECj4gREM3RUM5NjktMUY0RC00NjY5LTlEMzEtMTZD NTdFQUI5NkRBLCBzbWFsbCBMUFQgbW9kZWwKPiAKPiBUaGUgcGFydCB3aGVyZSBpdCBzYXlzIHJl Y292ZXJ5IG5lZWRlZC9jb21wbGV0ZWQgbG9va3Mgc3RyYW5nZSBidXQgaXQgZG9lcyBub3QKPiBj b21wbGFpbiBhYm91dCBhbnkgZXJyb3JzIGFueXdheS4KClRoZSAncmVjb3ZlcnknIG1lc3NhZ2Ug bWVhbnMgdGhhdCB1YmlmcyBoYXMgZXhwZXJpZW5jZWQgYW4gdW5jbGVhbiAKcmVib290LiBJdCBp cyBhIG5vcm1hbCBtZXNzYWdlLgo+IAo+PiBUcnkgZm9sbG93aW5nIGNvbW1hbmRzPwo+PiBuYW5k ZHVtcCAtbiAtbyAtZiBmbGFzaF9pbWFnZSAvZGV2L210ZFgKPj4gbmFuZHdyaXRlIC1vIC1uIC9k ZXYvbXRkWSBmbGFzaF9pbWFnZQo+IAoKbmFuZGR1bXAgLW8gKC1uKSAtZiBmbGFzaF9pbWFnZSAv ZGV2L210ZFgKZmxhc2hfZXJhc2VhbGwgL2Rldi9tdGQwCm5hbmR3cml0ZSAtbyAoLW4pIC9kZXYv bXRkWSBmbGFzaF9pbWFnZQpvcgpkZCBvZj1mbGFzaF9pbWFnZSBpZj0vZGV2L210ZFggYnM9MU0K Zmxhc2hfZXJhc2VhbGwgL2Rldi9tdGRZCmRkIGlmPWZsYXNoX2ltYWdlIG9mPS9kZXYvbXRkWSBi cz0xTQoKPiBUaGlzIHJlc3VsdHMgaW4gYSBmbG9vZGluZyBvZiBFQ0MgZXJyb3JzIGxpa2UgdGhp cyBvbmU6Cj4gdWJpMSBlcnJvcjogdWJpX2lvX3JlYWQ6IGVycm9yIC03NCAoRUNDIGVycm9yKSB3 aGlsZSByZWFkaW5nIDY0IGJ5dGVzIGZyb20gUEVCCj4gMjk6MCwgcmVhZCA2NCBieXRlcwo+IAo+ IEkgaGF2ZSB0byBlcmFzZSB0aGUgbmFuZCBmcm9tIHUtYm9vdCB0byByZWNvdmVyIGl0Lgo+IE5B TkQgY2hpcHMgb24gYm90aCBib2FyZHMgYXJlIHRoZSBzYW1lLCBmcm9tIGJvb3QgbG9nczoKPiBu YW5kOiBkZXZpY2UgZm91bmQsIE1hbnVmYWN0dXJlciBJRDogMHgwMSwgQ2hpcCBJRDogMHhhYwo+ IG5hbmQ6IEFNRC9TcGFuc2lvbiBTMzRNUzA0RzIKPiBuYW5kOiA1MTIgTWlCLCBTTEMsIGVyYXNl IHNpemU6IDEyOCBLaUIsIHBhZ2Ugc2l6ZTogMjA0OCwgT09CIHNpemU6IDEyOAo+IEJhZCBibG9j ayB0YWJsZSBmb3VuZCBhdCBwYWdlIDI2MjA4MCwgdmVyc2lvbiAweDAxCj4gQmFkIGJsb2NrIHRh YmxlIGZvdW5kIGF0IHBhZ2UgMjYyMDE2LCB2ZXJzaW9uIDB4MDEKPiAKPiBCZXN0IHJlZ2FyZHMs Cj4gVG9tYXMgQWx2YXJleiBWYW5vbGkKPiAKCgpfX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX18KTGludXggTVREIGRpc2N1c3Npb24gbWFpbGluZyBs aXN0Cmh0dHA6Ly9saXN0cy5pbmZyYWRlYWQub3JnL21haWxtYW4vbGlzdGluZm8vbGludXgtbXRk Lwo=