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| author | Harsh Jain <harsh@chelsio.com> | 2019-01-03 09:51:05 +0100 |
|---|---|---|
| committer | Herbert Xu <herbert@gondor.apana.org.au> | 2019-01-10 14:37:31 +0100 |
| commit | a7773363624b034ab198c738661253d20a8055c2 (patch) | |
| tree | bb0f49cd5d6ab58c057c38e1b195b97450505b32 /crypto/authencesn.c | |
| parent | crypto: caam - fix SHA support detection (diff) | |
| download | linux-a7773363624b034ab198c738661253d20a8055c2.tar.xz linux-a7773363624b034ab198c738661253d20a8055c2.zip | |
crypto: authencesn - Avoid twice completion call in decrypt path
Authencesn template in decrypt path unconditionally calls aead_request_complete
after ahash_verify which leads to following kernel panic in after decryption.
[ 338.539800] BUG: unable to handle kernel NULL pointer dereference at 0000000000000004
[ 338.548372] PGD 0 P4D 0
[ 338.551157] Oops: 0000 [#1] SMP PTI
[ 338.554919] CPU: 0 PID: 0 Comm: swapper/0 Kdump: loaded Tainted: G W I 4.19.7+ #13
[ 338.564431] Hardware name: Supermicro X8ST3/X8ST3, BIOS 2.0 07/29/10
[ 338.572212] RIP: 0010:esp_input_done2+0x350/0x410 [esp4]
[ 338.578030] Code: ff 0f b6 68 10 48 8b 83 c8 00 00 00 e9 8e fe ff ff 8b 04 25 04 00 00 00 83 e8 01 48 98 48 8b 3c c5 10 00 00 00 e9 f7 fd ff ff <8b> 04 25 04 00 00 00 83 e8 01 48 98 4c 8b 24 c5 10 00 00 00 e9 3b
[ 338.598547] RSP: 0018:ffff911c97803c00 EFLAGS: 00010246
[ 338.604268] RAX: 0000000000000002 RBX: ffff911c4469ee00 RCX: 0000000000000000
[ 338.612090] RDX: 0000000000000000 RSI: 0000000000000130 RDI: ffff911b87c20400
[ 338.619874] RBP: 0000000000000000 R08: ffff911b87c20498 R09: 000000000000000a
[ 338.627610] R10: 0000000000000001 R11: 0000000000000004 R12: 0000000000000000
[ 338.635402] R13: ffff911c89590000 R14: ffff911c91730000 R15: 0000000000000000
[ 338.643234] FS: 0000000000000000(0000) GS:ffff911c97800000(0000) knlGS:0000000000000000
[ 338.652047] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 338.658299] CR2: 0000000000000004 CR3: 00000001ec20a000 CR4: 00000000000006f0
[ 338.666382] Call Trace:
[ 338.669051] <IRQ>
[ 338.671254] esp_input_done+0x12/0x20 [esp4]
[ 338.675922] chcr_handle_resp+0x3b5/0x790 [chcr]
[ 338.680949] cpl_fw6_pld_handler+0x37/0x60 [chcr]
[ 338.686080] chcr_uld_rx_handler+0x22/0x50 [chcr]
[ 338.691233] uldrx_handler+0x8c/0xc0 [cxgb4]
[ 338.695923] process_responses+0x2f0/0x5d0 [cxgb4]
[ 338.701177] ? bitmap_find_next_zero_area_off+0x3a/0x90
[ 338.706882] ? matrix_alloc_area.constprop.7+0x60/0x90
[ 338.712517] ? apic_update_irq_cfg+0x82/0xf0
[ 338.717177] napi_rx_handler+0x14/0xe0 [cxgb4]
[ 338.722015] net_rx_action+0x2aa/0x3e0
[ 338.726136] __do_softirq+0xcb/0x280
[ 338.730054] irq_exit+0xde/0xf0
[ 338.733504] do_IRQ+0x54/0xd0
[ 338.736745] common_interrupt+0xf/0xf
Fixes: 104880a6b470 ("crypto: authencesn - Convert to new AEAD...")
Signed-off-by: Harsh Jain <harsh@chelsio.com>
Cc: stable@vger.kernel.org
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'crypto/authencesn.c')
| -rw-r--r-- | crypto/authencesn.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/crypto/authencesn.c b/crypto/authencesn.c index 80a25cc04aec..4741fe89ba2c 100644 --- a/crypto/authencesn.c +++ b/crypto/authencesn.c @@ -279,7 +279,7 @@ static void authenc_esn_verify_ahash_done(struct crypto_async_request *areq, struct aead_request *req = areq->data; err = err ?: crypto_authenc_esn_decrypt_tail(req, 0); - aead_request_complete(req, err); + authenc_esn_request_complete(req, err); } static int crypto_authenc_esn_decrypt(struct aead_request *req) |