Public bug reported:
Our ARM64 servers are tripping a BUG in the 5.4.0-182 kernel when
running cert regression testing:
bizzy login: [ 221.090860] kernel BUG at
/build/linux-hwe-5.4-OMohr6/linux-hwe-5.4-5.4.0/crypto/algapi.c:431!
[ 221.099468] Internal error: Oops - BUG: 0 [#1] SMP
[ 221.104250] Modules linked in: aes_ce_blk(+) salsa20_generic pcbc ofb lrw
chacha_neon chacha_generic cfb xxhash_generic xcbc wp512 vmac tgr192
sm3_generic rmd320 rmd256 rmd128 nhpoly1305_neon nhpoly1305 poly1305_generic
michael_mic md4 streebog_generic sha3_generic rmd160 crc32_generic cmac
algif_rng twofish_generic twofish_common tea serpent_generic seed khazad fcrypt
cast6_generic cast5_generic cast_common camellia_generic blowfish_generic
blowfish_common anubis aes_arm64 algif_skcipher algif_hash sm4_generic ccm
aes_ce_ccm des_generic libdes authenc aegis128 algif_aead af_alg nls_iso8859_1
arm_spe_pmu ipmi_ssif joydev binfmt_misc input_leds cdc_ether usbnet
ipmi_devintf ipmi_msghandler cppc_cpufreq xgene_hwmon acpi_tad sch_fq_codel
ib_iser rdma_cm iw_cm ib_cm iscsi_tcp libiscsi_tcp libiscsi
scsi_transport_iscsi ip_tables x_tables autofs4 btrfs zstd_compress raid10
raid456 async_raid6_recov async_memcpy async_pq async_xor async_tx xor xor_neon
raid6_pq libcrc32c raid1 raid0 multipath
[ 221.104294] linear mlx5_ib hid_generic usbhid hid uas usb_storage ast
i2c_algo_bit ib_uverbs drm_vram_helper ttm ib_core drm_kms_helper syscopyarea
crct10dif_ce ghash_ce sha2_ce sysfillrect sha256_arm64 sysimgblt nvme
fb_sys_fops sha1_ce mlx5_core drm nvme_core tls mlxfw aes_neon_blk crypto_simd
cryptd aes_ce_cipher
[ 221.219601] CPU: 66 PID: 26460 Comm: modprobe Not tainted 5.4.0-182-generic
#202~18.04.1-Ubuntu
[ 221.228286] Hardware name: WIWYNN Mt.Jade Server System
B81.030Z1.0007/Mt.Jade Motherboard, BIOS 1.6.20210526 (SCP: 1.06.20210526)
2021/05/26
[ 221.240963] pstate: 20400009 (nzCv daif +PAN -UAO)
[ 221.245756] pc : crypto_unregister_alg+0xe8/0xf0
[ 221.250360] lr : crypto_unregister_alg+0x8c/0xf0
[ 221.254964] sp : ffff800043c2ba90
[ 221.258265] x29: ffff800043c2ba90 x28: 0000000000000100
[ 221.263564] x27: ffffa8525f8fd8a8 x26: 0000000000000001
[ 221.268863] x25: 0000000000000001 x24: ffff369494c70e48
[ 221.274162] x23: ffffa85251c08b10 x22: ffff800043c2bac8
[ 221.279460] x21: ffffa85261875458 x20: ffffa85260b17000
[ 221.284759] x19: ffffa85251c08100 x18: 0000000000000000
[ 221.290057] x17: 0000000000000000 x16: ffffa8525fd2fb40
[ 221.295355] x15: 401755505c001000 x14: 0000000000000000
[ 221.300653] x13: 0000000000000000 x12: 000000000000000b
[ 221.305952] x11: 0000000000000010 x10: 0101010101010101
[ 221.311251] x9 : 0000000000000425 x8 : ffffa85251c08110
[ 221.316550] x7 : ffff800043c2ba78 x6 : ffffa85251c08110
[ 221.321848] x5 : ffff800043c2ba68 x4 : ffff800043c2ba78
[ 221.327146] x3 : dead000000000100 x2 : dead000000000122
[ 221.332445] x1 : e159eb2802a92900 x0 : 0000000000000003
[ 221.337745] Call trace:
[ 221.340180] crypto_unregister_alg+0xe8/0xf0
[ 221.344439] crypto_unregister_skciphers+0x4c/0x60
[ 221.349222] aes_exit+0x5c/0x98 [aes_ce_blk]
[ 221.353481] cpu_feature_match_AES_init+0xb4/0x1000 [aes_ce_blk]
[ 221.359480] do_one_initcall+0x54/0x290
[ 221.363308] do_init_module+0x50/0x1fc
[ 221.367049] load_module+0x1a48/0x2008
[ 221.370786] __do_sys_finit_module+0x100/0x118
[ 221.375217] __arm64_sys_finit_module+0x28/0x38
[ 221.379735] el0_svc_common.constprop.3+0x80/0x1f8
[ 221.384512] el0_svc_handler+0x34/0xb0
[ 221.388250] el0_svc+0x10/0x180
[ 221.391381] Code: aa1503e0 97ede3df 12800020 17fffff4 (d4210000)
[ 221.397465] ---[ end trace 1ac9e656a151d682 ]---
[ 7418.231746] ------------[ cut here ]------------
** Affects: linux (Ubuntu)
Importance: Undecided
Status: New
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https://bugs.launchpad.net/bugs/2067527
Title:
kernel BUG at crypto/algapi.c:431!
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