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authorHerbert Xu <herbert@gondor.apana.org.au>2025-06-23 19:11:50 +0800
committerMikulas Patocka <mpatocka@redhat.com>2025-06-23 13:50:02 +0200
commitb872f562c8cef59743993b48eb458c2d87c1651e (patch)
treeb3847adb7f08c7df0079fb31d27a003bf1d49474 /tools/perf/scripts/python/export-to-postgresql.py
parentLinux 6.16-rc3 (diff)
downloadwireguard-linux-b872f562c8cef59743993b48eb458c2d87c1651e.tar.xz
wireguard-linux-b872f562c8cef59743993b48eb458c2d87c1651e.zip
dm-crypt: Extend state buffer size in crypt_iv_lmk_one
Add a macro CRYPTO_MD5_STATESIZE for the Crypto API export state size of md5 and use that in dm-crypt instead of relying on the size of struct md5_state (the latter is currently undergoing a transition and may shrink). This commit fixes a crash on 32-bit machines: Oops: Oops: 0000 [#1] SMP CPU: 1 UID: 0 PID: 12 Comm: kworker/u16:0 Not tainted 6.16.0-rc2+ #993 PREEMPT(full) Hardware name: VMware, Inc. VMware Virtual Platform/440BX Desktop Reference Platform, BIOS 6.00 11/12/2020 Workqueue: kcryptd-254:0-1 kcryptd_crypt [dm_crypt] EIP: __crypto_shash_export+0xf/0x90 Code: 4a c1 c7 40 20 a0 b4 4a c1 81 cf 0e 00 04 08 89 78 50 e9 2b ff ff ff 8d 74 26 00 55 89 e5 57 56 53 89 c3 89 d6 8b 00 8b 40 14 <8b> 50 fc f6 40 13 01 74 04 4a 2b 50 14 85 c9 74 10 89 f2 89 d8 ff EAX: 303a3435 EBX: c3007c90 ECX: 00000000 EDX: c3007c38 ESI: c3007c38 EDI: c3007c90 EBP: c3007bfc ESP: c3007bf0 DS: 007b ES: 007b FS: 00d8 GS: 0000 SS: 0068 EFLAGS: 00010216 CR0: 80050033 CR2: 303a3431 CR3: 04fbe000 CR4: 00350e90 Call Trace: crypto_shash_export+0x65/0xc0 crypt_iv_lmk_one+0x106/0x1a0 [dm_crypt] Fixes: efd62c85525e ("crypto: md5-generic - Use API partial block handling") Reported-by: Milan Broz <gmazyland@gmail.com> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au> Tested-by: Milan Broz <gmazyland@gmail.com> Closes: https://lore.kernel.org/linux-crypto/f1625ddc-e82e-4b77-80c2-dc8e45b54848@gmail.com/T/ Signed-off-by: Mikulas Patocka <mpatocka@redhat.com>
Diffstat (limited to 'tools/perf/scripts/python/export-to-postgresql.py')
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