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From:   Bruno Goncalves <bgoncalv@redhat.com>
Date:   Tue, 5 Apr 2022 09:14:46 +0200
Message-ID: <CA+QYu4qTtXgVegAd7S5bjJQye+kmtPaFau4dg3YPU2tH9faBjg@mail.gmail.com>
Subject: RIP: 0010:ahd_init.cold+0x96/0x98 [aic79xx] - 5.17.0
To:     LKML <linux-kernel@vger.kernel.org>, linux-scsi@vger.kernel.org
Cc:     CKI Project <cki-project@redhat.com>
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Hello,

We've been hitting the panic below when testing mainline kernel. More logs
can be found on [1] and CKI tracker [2].

[   11.285026] megaraid: fw version:[1N39] bios version:[G119]
[   11.287477] invalid opcode: 0000 [#1] PREEMPT SMP PTI
[   11.295683] CPU: 2 PID: 268 Comm: systemd-udevd Not tainted 5.17.0 #1
[   11.302135] Hardware name: Intel MP Server/S5000VSA  , BIOS
S5000.86B.02.00.0054.061520062205 06/15/2006
[   11.311613] RIP: 0010:ahd_init.cold+0x96/0x98 [aic79xx]
[   11.316870] Code: d8 36 00 00 48 c7 c7 20 35 22 c0 e8 7b 03 c3 fa
e9 ca 91 ff ff 48 8b b5 d8 36 00 00 48 c7 c7 e8 34 22 c0 e8 63 03 c3
fa eb b0 <0f> 0b 48 8b b3 d8 36 00 00 89 c2 48 c7 c7 68 36 22 c0 e8 4a
03 c3
[   11.335624] RSP: 0018:ffffa5548052ba70 EFLAGS: 00010282
[   11.340863] RAX: ffff97d20093bbb0 RBX: 0000000000000009 RCX: 0000000000000001
[   11.348002] RDX: 0000000000000000 RSI: ffffffffbb83b4f5 RDI: ffffffffbb8c61b6
[   11.355144] RBP: ffff97d2024d0000 R08: 0000000000000a20 R09: 0000000000000000
[   11.362285] R10: ffff97d20093bbb0 R11: 000000006fb8abda R12: 0000000000000008
[   11.369424] R13: 0000000000000000 R14: 0000000000000001 R15: 0000000000000000
[   11.376564] FS:  00007fdb263c1580(0000) GS:ffff97d25bc80000(0000)
knlGS:0000000000000000
[   11.384658] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.390411] CR2: 000056514f8c6358 CR3: 0000000108bca000 CR4: 00000000000006e0
[   11.397552] Call Trace:
[   11.400014]  <TASK>
[   11.402132]  ahd_pci_config+0x3e7/0x690 [aic79xx]
[   11.406890]  ahd_linux_pci_dev_probe+0xe7/0x220 [aic79xx]
[   11.412324]  ? preempt_count_sub+0x9b/0xd0
[   11.416444]  ? _raw_spin_unlock_irqrestore+0x40/0x60
[   11.421429]  local_pci_probe+0x41/0x80
[   11.425200]  pci_device_probe+0xc3/0x240
[   11.429145]  really_probe+0x1fc/0x3c0
[   11.432831]  __driver_probe_device+0x108/0x180
[   11.437291]  driver_probe_device+0x1f/0xb0
[   11.441407]  __driver_attach+0xc8/0x1b0
[   11.445264]  ? __device_attach_driver+0x100/0x100
[   11.449982]  bus_for_each_dev+0x79/0xc0
[   11.453848]  bus_add_driver+0x168/0x210
[   11.457702]  driver_register+0x89/0xd0
[   11.461468]  ? 0xffffffffc0231000
[   11.464801]  ahd_linux_init+0x318/0x1000 [aic79xx]
[   11.469631]  ? 0xffffffffc0231000
[   11.472966]  do_one_initcall+0x5d/0x320
[   11.476819]  ? rcu_read_lock_sched_held+0x3b/0x70
[   11.481544]  ? trace_kmalloc+0x2f/0xf0
[   11.485307]  ? kmem_cache_alloc_trace+0x19a/0x290
[   11.490031]  do_init_module+0x4a/0x270
[   11.493802]  __do_sys_finit_module+0xac/0x120
[   11.498194]  do_syscall_64+0x5b/0x80
[   11.501793]  ? do_syscall_64+0x67/0x80
[   11.505558]  ? lockdep_hardirqs_on+0x7d/0x100
[   11.509936]  ? do_syscall_64+0x67/0x80
[   11.513576] scsi host4: LSI Logic MegaRAID driver
[   11.513702]  ? do_syscall_64+0x67/0x80
[   11.518834] scsi[4]: scanning scsi channel 0 [Phy 0]
[   11.522156]  for non-raid devices
[   11.522156]  ? lockdep_hardirqs_on+0x7d/0x100
[   11.534804]  ? do_syscall_64+0x67/0x80
[   11.538575]  ? lockdep_hardirqs_on+0x7d/0x100
[   11.542954]  entry_SYSCALL_64_after_hwframe+0x44/0xae
[   11.548024] RIP: 0033:0x7fdb26f71dcd
[   11.551617] Code: 5d c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e
fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24
08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 33 80 0e 00 f7 d8 64 89
01 48
[   11.570379] RSP: 002b:00007fff43010448 EFLAGS: 00000246 ORIG_RAX:
0000000000000139
[   11.577967] RAX: ffffffffffffffda RBX: 000056514f8c6c70 RCX: 00007fdb26f71dcd
[   11.585116] RDX: 0000000000000000 RSI: 00007fdb270d443c RDI: 000000000000000d
[   11.592261] RBP: 00007fdb270d443c R08: 0000000000000000 R09: 000056514f8c3db0
[   11.599400] R10: 000000000000000d R11: 0000000000000246 R12: 0000000000020000
[   11.606551] R13: 000056514f8c1a90 R14: 0000000000000000 R15: 000056514f8c4530
[   11.613718]  </TASK>
[   11.615923] Modules linked in: ata_generic aic79xx(+) pata_acpi
scsi_transport_spi megaraid_mbox megaraid_mm
[   11.625913] ---[ end trace 0000000000000000 ]---


[1] https://datawarehouse.cki-project.org/kcidb/tests/2888521
[2] https://datawarehouse.cki-project.org/issue/1094

Thanks,
Bruno Goncalves