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AOAM5309KpJQG0+uZ4jKgeHBauCS4OTqqmB5/IYqEnj325ZEKJI0moEY aBi9fvRkSVj/3z4Y9AsJAEI= X-Google-Smtp-Source: ABdhPJz4/dOguotlMfXn0WY4Lsc3nGy+4w0lo5Q3e8hKfaSGOzoUgZFHL2UL3uID0xIcH9VItyCvAg== X-Received: by 2002:a5d:50d1:: with SMTP id f17mr3803609wrt.264.1606827667923; Tue, 01 Dec 2020 05:01:07 -0800 (PST) Received: from Red ([2a01:cb1d:3d5:a100:264b:feff:fe03:2806]) by smtp.googlemail.com with ESMTPSA id u85sm2805066wmu.43.2020.12.01.05.01.06 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 01 Dec 2020 05:01:07 -0800 (PST) Date: Tue, 1 Dec 2020 14:01:02 +0100 From: Corentin Labbe To: herbert@gondor.apana.org.au, mripard@kernel.org, wens@csie.org, tglx@linutronix.de Subject: crypto: sun4i-ss: error with kmap Message-ID: <20201201130102.GA23461@Red> MIME-Version: 1.0 Content-Disposition: inline X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20201201_080111_226192_D630428A X-CRM114-Status: GOOD ( 11.49 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: linux-crypto@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Hello When testing 20201130, I hit this problem: +[ 213.050152] ------------[ cut here ]------------ +[ 213.050207] WARNING: CPU: 0 PID: 18430 at mm/highmem.c:581 kunmap_local_indexed+0x194/0x1d4 +[ 213.050214] Modules linked in: sm4_generic authenc vmac xcbc hmac streebog_generic sm3_generic sha3_generic crct10dif_generic crct10dif_common seed rmd320 rmd256 rmd160 rmd128 cts lzo lzo_compress salsa20_generic camellia_generic fcrypt pcbc tgr192 anubis wp512 khazad tea michael_mic arc4 cast6_generic cast5_generic cast_common deflate zlib_deflate sha512_generic cfb ofb serpent_generic lrw twofish_generic twofish_common blowfish_generic blowfish_common md4 +[ 213.050410] CPU: 0 PID: 18430 Comm: cryptsetup Not tainted 5.10.0-rc5-next-20201130-00059-gf7ecf0611042-dirty #242 +[ 213.050416] Hardware name: Allwinner sun7i (A20) Family +[ 213.050448] [] (unwind_backtrace) from [] (show_stack+0x10/0x14) +[ 213.050465] [] (show_stack) from [] (dump_stack+0x98/0xac) +[ 213.050479] [] (dump_stack) from [] (__warn+0xc0/0xd8) +[ 213.050491] [] (__warn) from [] (warn_slowpath_fmt+0x64/0xc0) +[ 213.050505] [] (warn_slowpath_fmt) from [] (kunmap_local_indexed+0x194/0x1d4) +[ 213.050525] [] (kunmap_local_indexed) from [] (sg_miter_stop+0xb4/0x164) +[ 213.050541] [] (sg_miter_stop) from [] (sg_miter_next+0xc/0xe4) +[ 213.050560] [] (sg_miter_next) from [] (sun4i_ss_opti_poll+0x278/0x40c) +[ 213.050575] [] (sun4i_ss_opti_poll) from [] (sun4i_ss_cipher_poll+0x4f4/0x5e4) +[ 213.050590] [] (sun4i_ss_cipher_poll) from [] (crypto_skcipher_encrypt+0x38/0x5c) +[ 213.050604] [] (crypto_skcipher_encrypt) from [] (xts_encrypt+0x8c/0xd4) +[ 213.050617] [] (xts_encrypt) from [] (crypto_skcipher_encrypt+0x38/0x5c) +[ 213.050631] [] (crypto_skcipher_encrypt) from [] (skcipher_recvmsg+0x364/0x43c) +[ 213.050646] [] (skcipher_recvmsg) from [] (sock_read_iter+0xa8/0xf8) +[ 213.050663] [] (sock_read_iter) from [] (vfs_read+0x2b8/0x2d8) +[ 213.050676] [] (vfs_read) from [] (ksys_read+0xb0/0xe4) +[ 213.050688] [] (ksys_read) from [] (ret_fast_syscall+0x0/0x58) +[ 213.050695] Exception stack(0xc4d13fa8 to 0xc4d13ff0) +[ 213.050707] 3fa0: 00000006 b6f084d0 00000006 b47ff000 00010000 00000000 +[ 213.050718] 3fc0: 00000006 b6f084d0 00010000 00000003 00000030 beb6e9bc 00000010 beb6e9fc +[ 213.050727] 3fe0: b6e3609c beb6e958 b6cc8504 b6cc851c +[ 213.050735] ---[ end trace 915906e6b0e8a55d ]--- +[ 213.052281] 8<--- cut here --- +[ 213.052288] Unable to handle kernel paging request at virtual address ffefdf70 +[ 213.052299] pgd = f9321c11 +[ 213.052306] [ffefdf70] *pgd=6ffce861, *pte=00000000, *ppte=00000000 +[ 213.052330] Internal error: Oops: 837 [#1] SMP ARM +[ 213.057127] Modules linked in: sm4_generic authenc vmac xcbc hmac streebog_generic sm3_generic sha3_generic crct10dif_generic crct10dif_common seed rmd320 rmd256 rmd160 rmd128 cts lzo lzo_compress salsa20_generic camellia_generic fcrypt pcbc tgr192 anubis wp512 khazad tea michael_mic arc4 cast6_generic cast5_generic cast_common deflate zlib_deflate sha512_generic cfb ofb serpent_generic lrw twofish_generic twofish_common blowfish_generic blowfish_common md4 +[ 213.097705] CPU: 0 PID: 18430 Comm: cryptsetup Tainted: G W 5.10.0-rc5-next-20201130-00059-gf7ecf0611042-dirty #242 +[ 213.109424] Hardware name: Allwinner sun7i (A20) Family +[ 213.114651] PC is at __raw_readsl+0x30/0x100 +[ 213.118917] LR is at 0xe63d133d +[ 213.122056] pc : [] lr : [] psr: 20000093 +[ 213.128314] sp : c4d13ca0 ip : 52cee82d fp : 00000000 +[ 213.133533] r10: c4d12000 r9 : c4fb0240 r8 : 00000000 +[ 213.138752] r7 : 00000fa0 r6 : c506fa40 r5 : 00000018 r4 : 13eb444f +[ 213.145271] r3 : 2394c9a0 r2 : 00000004 r1 : ffefdf70 r0 : f08ea204 +[ 213.151791] Flags: nzCv IRQs off FIQs on Mode SVC_32 ISA ARM Segment none +[ 213.159004] Control: 10c5387d Table: 44f8806a DAC: 00000051 +[ 213.164744] Process cryptsetup (pid: 18430, stack limit = 0x41d2aece) +[ 213.171176] Stack: (0xc4d13ca0 to 0xc4d14000) +[ 213.175535] 3ca0: 0000000d c06b2d88 eff19a00 80000013 00000038 00000001 00000000 c506fb64 +[ 213.183705] 3cc0: 60000013 00000000 c4d0b900 00000000 00000000 00000000 00000000 00000000 +[ 213.191875] 3ce0: 00000000 00000000 00000001 00001000 00000000 00000005 efef0a60 ffefd000 +[ 213.200046] 3d00: 00001000 00001000 c4fb00f8 00000000 00000001 00000001 00000000 00001000 +[ 213.208216] 3d20: 00000003 d1b3a700 efef06a0 c0dd81c0 c51d6d00 c506fa40 00000000 c4fb0240 +[ 213.216387] 3d40: c4fb0008 00000000 00000000 c06b338c 793d365f c0201500 c4d13da8 ff9735a0 +[ 213.224557] 3d60: c4d12000 00000000 00000001 c0399a28 c4d13da8 00000000 00000000 c0399fe8 +[ 213.232728] 3d80: 44272f52 004bf960 b4c30b1c 310de6b4 c4fb01c0 c03aa018 00000000 c4d12000 +[ 213.240899] 3da0: 00000001 00000000 ef864000 c4d80000 efef0a60 ffefe000 c50463f0 00001000 +[ 213.249069] 3dc0: 00000000 c4fb00f8 00001000 00000000 c4ff8ec0 c4fb01c0 00000000 00000000 +[ 213.257240] 3de0: c4d48cc0 d1b3a700 00000010 c4fb0240 c51d6d00 c0dd81c0 00010000 00000000 +[ 213.265410] 3e00: c4d13ea0 c4fb01c0 00000000 c03991d4 c4fb01c0 c4fb0200 00000000 00010000 +[ 213.273581] 3e20: 00000000 c03aa980 c4fb01c0 c51d6b80 c4d6f480 c03991d4 c4fb0000 c4d48fd0 +[ 213.281752] 3e40: c4d48fc0 c51d6b80 00000000 c03b3d94 00010000 c4d13e70 c4964b40 c0de0e40 +[ 213.289923] 3e60: c0394578 c03b20e8 c4d7aa00 c4d12000 00010000 d1b3a700 c4d1b840 c4d13f08 +[ 213.298093] 3e80: c03b3a30 c4d12000 c4d1b840 c4964b40 00000000 00000001 00000000 c0719650 +[ 213.306263] 3ea0: 00000000 00000000 00000004 00000000 00000000 c4d13f08 00000000 c071d5d4 +[ 213.314433] 3ec0: 00000000 00000000 00000000 00000000 c4d13f20 d1b3a700 00010000 c4d1b840 +[ 213.322604] 3ee0: 00000000 00000000 c4d12000 c0239e98 00010000 00000020 c4d6f480 c4d48fc0 +[ 213.330775] 3f00: b47ff000 00010000 00000004 00000000 00010000 c4d13f00 00000001 c071d5d4 +[ 213.338945] 3f20: c4d1b840 00000000 00000000 00000000 00000000 00000000 00000000 00000000 +[ 213.347115] 3f40: 00000000 00000000 00000000 d1b3a700 00000000 c4d1b840 c4d1b840 00010000 +[ 213.355286] 3f60: 00000003 c4d12000 00010000 b47ff000 beb6e9fc c023a398 c4d48e40 0000011c +[ 213.363456] 3f80: 00000030 d1b3a700 00000006 b6f084d0 00010000 00000003 c0100264 c4d12000 +[ 213.371627] 3fa0: 00000003 c0100060 00000006 b6f084d0 00000006 b47ff000 00010000 00000000 +[ 213.379797] 3fc0: 00000006 b6f084d0 00010000 00000003 00000030 beb6e9bc 00000010 beb6e9fc +[ 213.387968] 3fe0: b6e3609c beb6e958 b6cc8504 b6cc851c 80000010 00000006 00000000 00000000 +[ 213.396142] Code: e5904000 e590c000 e590e000 e2522004 (e8a15018) +[ 213.402232] ---[ end trace 915906e6b0e8a55e ]--- +[ 213.406848] note: cryptsetup[18430] exited with preempt_count 2 The same driver work fine on 5.9.11. Does someone have any idea on what go wrong ? Does it is related with recent kmap work ? Regards _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel