AHV用にACS overrideパッチを当てたkernelビルドしたらpanicした。
ソースを見たがよくわからないので放置。
パッチは無関係で暗号化のセルフテスト周りでpanicしているようである。
FIPSをオフにすればこのセルフテストは動かなくなる。
[ 1.346310] alg: self-tests for sha1-ssse3 (sha1) passed
[ 1.346392] alg: self-tests for sha1-ni (sha1) passed
[ 1.349783] alg: self-tests for sha256-ssse3 (sha256) passed
[ 1.349884] alg: self-tests for sha224-ssse3 (sha224) passed
[ 1.350011] alg: self-tests for sha256-ni (sha256) passed
[ 1.350058] alg: self-tests for sha224-ni (sha224) passed
[ 1.357928] alg: self-tests for sha512-generic (sha512) passed
[ 1.357997] alg: self-tests for sha384-generic (sha384) passed
[ 1.360691] alg: self-tests for sha512-ssse3 (sha512) passed
[ 1.360762] alg: self-tests for sha384-ssse3 (sha384) passed
[ 1.374665] CPU feature 'AVX registers' is not supported.
[ 1.410444] alg: self-tests for sha1 (sha1) passed
[ 1.410566] alg: self-tests for ecb(des3_ede) (ecb(des3_ede)) passed
[ 1.410687] alg: self-tests for cbc(des3_ede) (cbc(des3_ede)) passed
[ 1.410838] alg: self-tests for ctr(des3_ede) (ctr(des3_ede)) passed
[ 1.410861] alg: self-tests for sha256 (sha256) passed
[ 1.410897] alg: self-tests for ecb(aes) (ecb(aes)) passed
[ 1.410935] alg: self-tests for cbc(aes) (cbc(aes)) passed
[ 1.410973] alg: self-tests for xts(aes) (xts(aes)) passed
[ 1.411013] alg: self-tests for ctr(aes) (ctr(aes)) passed
[ 1.413166] alg: self-tests for rfc3686(ctr-aes-aesni) (rfc3686(ctr(aes))) passed
[ 1.413230] alg: self-tests for rfc3686(ctr(aes)) (rfc3686(ctr(aes))) passed
[ 1.415995] alg: skcipher: Failed to load transform for cfb(aes): -2
[ 1.415999] Kernel panic - not syncing: cfb(aes): cfb(aes) alg self test failed in fips mode!
[ 1.416347] CPU: 1 PID: 407 Comm: modprobe Not tainted 4.19.84-300.el7.x86_64 #1
[ 1.416577] Hardware name: Nutanix AHV, BIOS 1.11.0-2.el7 04/01/2014
[ 1.416776] Call Trace:
[ 1.416934] dump_stack+0x64/0x83
[ 1.417087] panic+0xe8/0x25c
[ 1.417250] alg_test.part.14+0x360/0x380
[ 1.417414] do_test+0x4e74/0x5eed [tcrypt]
[ 1.417595] do_test+0x5edd/0x5eed [tcrypt]
[ 1.417782] ? 0xffffffffc026a000
[ 1.417949] tcrypt_mod_init+0x50/0x1000 [tcrypt]
[ 1.418079] ? 0xffffffffc026a000
[ 1.418216] do_one_initcall+0x4e/0x1d4
[ 1.418379] ? free_unref_page_commit+0x85/0xf0
[ 1.418560] ? _cond_resched+0x15/0x30
[ 1.418878] ? kmem_cache_alloc_trace+0x17f/0x1e0
[ 1.419224] do_init_module+0x5a/0x210
[ 1.419464] load_module.isra.71+0x20cb/0x27e0
[ 1.419704] ? m_show+0x1c0/0x1c0
[ 1.419964] ? vmap_page_range_noflush+0x282/0x420
[ 1.420286] __do_sys_init_module+0x11c/0x180
[ 1.420575] do_syscall_64+0x5b/0x1a0
[ 1.420834] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 1.421277] RIP: 0033:0x7faeb2b42fca
[ 1.421516] Code: 48 8b 0d a9 7e 2c 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 49 89 ca b8 af 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 76 7e 2c 00 f7 d8 64 89 01 48
[ 1.422164] RSP: 002b:00007fff584491d8 EFLAGS: 00000206 ORIG_RAX: 00000000000000af
[ 1.422555] RAX: ffffffffffffffda RBX: 0000000000a903d0 RCX: 00007faeb2b42fca
[ 1.422828] RDX: 000000000041a96e RSI: 000000000001f05b RDI: 0000000000a9f350
[ 1.423099] RBP: 000000000041a96e R08: 0000000000000000 R09: 0000000000a93ee0
[ 1.423449] R10: 0000000000a93e00 R11: 0000000000000206 R12: 0000000000a9f350
[ 1.423722] R13: 0000000000a905a0 R14: 0000000000040000 R15: 0000000000000000
[ 1.424063] Kernel Offset: 0x2d000000 from 0xffffffff81000000 (relocation range: 0xffffffff80000000-0xffffffffbfffffff)
[ 1.424682] ---[ end Kernel panic - not syncing: cfb(aes): cfb(aes) alg self test failed in fips mode!
]---
[ 1.425439] ------------[ cut here ]------------
[ 1.425751] sched: Unexpected reschedule of offline CPU#0!
[ 1.426092] WARNING: CPU: 1 PID: 407 at arch/x86/kernel/smp.c:128 native_smp_send_reschedule+0x39/0x40
[ 1.426728] Modules linked in: tcrypt(+) authenc cmac wp512 twofish_generic twofish_x86_64_3way twofish_x86_64 twofish_common tea sha512_ssse3 sha512_generic sha256_ssse3 sha1_ssse3 serpent_sse2_x86_64 serpent_generic seed salsa20_generic rmd320 rmd256 rmd160 rmd128 michael_mic md4 khazad fcrypt dm_crypt des3_ede_x86_64 des_generic crc32c_intel ccm cast6_generic cast_common camellia_generic camellia_x86_64 blowfish_generic blowfish_x86_64 blowfish_common arc4 ansi_cprng vfio_pci irqbypass vfio_virqfd vfio_iommu_type1 vfio ipmi_devintf ipmi_msghandler
[ 1.428579] CPU: 1 PID: 407 Comm: modprobe Not tainted 4.19.84-300.el7.x86_64 #1
[ 1.429074] Hardware name: Nutanix AHV, BIOS 1.11.0-2.el7 04/01/2014
[ 1.429404] RIP: 0010:native_smp_send_reschedule+0x39/0x40
[ 1.429661] Code: 0f 92 c0 84 c0 74 15 48 8b 05 03 55 14 01 be fd 00 00 00 48 8b 40 30 e9 d5 d7 ba 00 89 fe 48 c7 c7 98 bc 0b af e8 c7 fb 05 00 <0f> 0b c3 0f 1f 40 00 0f 1f 44 00 00 53 48 83 ec 20 65 48 8b 04 25
[ 1.430412] RSP: 0018:ffff9a6438043cf8 EFLAGS: 00010082
[ 1.430723] RAX: 0000000000000000 RBX: ffff9a642f583b80 RCX: 0000000000000006
[ 1.431079] RDX: 0000000000000000 RSI: 0000000000000086 RDI: ffff9a64380568f0
[ 1.431464] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000390
[ 1.431808] R10: 0000000000000000 R11: 0000000000000000 R12: ffff9a642f58435c
[ 1.432167] R13: 0000000000000000 R14: 0000000000000046 R15: 0000000000020400
[ 1.432505] FS: 00007faeb367e740(0000) GS:ffff9a6438040000(0000) knlGS:0000000000000000
[ 1.433027] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1.433367] CR2: 00007f73d061c288 CR3: 00000001304d6000 CR4: 00000000003006e0
[ 1.433718] Call Trace:
[ 1.434014] <IRQ>
[ 1.434310] try_to_wake_up+0x3f0/0x450
[ 1.434623] __wake_up_common+0x8f/0x160
[ 1.434939] ep_poll_callback+0x1af/0x300
[ 1.435263] __wake_up_common+0x8f/0x160
[ 1.435563] __wake_up_common_lock+0x7a/0xc0
[ 1.435895] irq_work_run_list+0x4c/0x70
[ 1.436228] ? tick_sched_do_timer+0x80/0x80
[ 1.436548] update_process_times+0x3b/0x50
[ 1.436854] tick_sched_handle+0x25/0x60
[ 1.437176] tick_sched_timer+0x37/0x70
[ 1.437485] __hrtimer_run_queues+0xfb/0x270
[ 1.437800] hrtimer_interrupt+0x122/0x270
[ 1.438104] smp_apic_timer_interrupt+0x6a/0x140
[ 1.438446] apic_timer_interrupt+0xf/0x20
[ 1.438764] </IRQ>
[ 1.439049] RIP: 0010:panic+0x209/0x25c
[ 1.439381] Code: 83 3d 36 d6 8e 01 00 74 05 e8 3f 60 02 00 48 c7 c6 20 32 9a af 48 c7 c7 d0 6e 0c af 31 c0 e8 8e 5e 06 00 fb 66 0f 1f 44 00 00 <45> 31 e4 e8 0b c0 0c 00 4d 39 ec 7c 1e 41 83 f6 01 48 8b 05 db d5
[ 1.440264] RSP: 0018:ffffadfd0144baf8 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
[ 1.440783] RAX: 0000000000000060 RBX: 0000000000000000 RCX: 0000000000000006
[ 1.441211] RDX: 0000000000000000 RSI: 0000000000000092 RDI: ffff9a64380568f0
[ 1.441639] RBP: ffffadfd0144bb68 R08: 0000000000000000 R09: 000000000000038e
[ 1.442034] R10: 0000000000000000 R11: 0000000000000000 R12: ffffffffaf105b38
[ 1.442449] R13: 0000000000000000 R14: 0000000000000000 R15: ffffadfd0144be88
[ 1.442829] ? panic+0x202/0x25c
[ 1.443135] alg_test.part.14+0x360/0x380
[ 1.443494] do_test+0x4e74/0x5eed [tcrypt]
[ 1.443838] do_test+0x5edd/0x5eed [tcrypt]
[ 1.444160] ? 0xffffffffc026a000
[ 1.444484] tcrypt_mod_init+0x50/0x1000 [tcrypt]
[ 1.444811] ? 0xffffffffc026a000
[ 1.445121] do_one_initcall+0x4e/0x1d4
[ 1.445466] ? free_unref_page_commit+0x85/0xf0
[ 1.445802] ? _cond_resched+0x15/0x30
[ 1.446104] ? kmem_cache_alloc_trace+0x17f/0x1e0
[ 1.446467] do_init_module+0x5a/0x210
[ 1.446789] load_module.isra.71+0x20cb/0x27e0
[ 1.447140] ? m_show+0x1c0/0x1c0
[ 1.447474] ? vmap_page_range_noflush+0x282/0x420
[ 1.447815] __do_sys_init_module+0x11c/0x180
[ 1.448188] do_syscall_64+0x5b/0x1a0
[ 1.448540] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 1.448867] RIP: 0033:0x7faeb2b42fca
[ 1.449181] Code: 48 8b 0d a9 7e 2c 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 49 89 ca b8 af 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 76 7e 2c 00 f7 d8 64 89 01 48
[ 1.450132] RSP: 002b:00007fff584491d8 EFLAGS: 00000206 ORIG_RAX: 00000000000000af
[ 1.450718] RAX: ffffffffffffffda RBX: 0000000000a903d0 RCX: 00007faeb2b42fca
[ 1.451076] RDX: 000000000041a96e RSI: 000000000001f05b RDI: 0000000000a9f350
[ 1.451493] RBP: 000000000041a96e R08: 0000000000000000 R09: 0000000000a93ee0
[ 1.451867] R10: 0000000000a93e00 R11: 0000000000000206 R12: 0000000000a9f350
[ 1.452213] R13: 0000000000a905a0 R14: 0000000000040000 R15: 0000000000000000
[ 1.452568] ---[ end trace bce24ab776ddad45 ]---