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Date: Tue, 5 Apr 2022 09:14:46 +0200 From: Bruno Goncalves <bgoncalv@...hat.com> To: LKML <linux-kernel@...r.kernel.org>, linux-scsi@...r.kernel.org Cc: CKI Project <cki-project@...hat.com> Subject: RIP: 0010:ahd_init.cold+0x96/0x98 [aic79xx] - 5.17.0 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
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