* Hastings: kernel bug on rmmod at drivers/pci/msi.c:375
@ 2020-08-18 23:53 Ben Greear
2020-09-16 14:23 ` Kalle Valo
0 siblings, 1 reply; 3+ messages in thread
From: Ben Greear @ 2020-08-18 23:53 UTC (permalink / raw)
To: ath11k
I cloned kvallo's ath tree today and tried it on a system with one of the Hastings
NICs in it. Firmware wasn't in my file system, so it didn't load. I put FW into
place and did 'rmmod ath11k_pci ath11k' and got the splat below:
[ 520.273845] ------------[ cut here ]------------
[ 520.273848] kernel BUG at drivers/pci/msi.c:375!
[ 520.277302] invalid opcode: 0000 [#1] PREEMPT SMP
[ 520.280889] CPU: 4 PID: 4760 Comm: rmmod Not tainted 5.8.0-rc7-wt-ath+ #1
[ 520.286566] Hardware name: Default string Default string/SKYBAY, BIOS 5.12 02/19/2019
[ 520.293368] RIP: 0010:free_msi_irqs+0x168/0x190
[ 520.296714] Code: 14 85 c0 0f 84 e4 fe ff ff 31 ed eb 0f 83 c5 01 39 6b 14 0f 86 d4 fe ff ff 8b 7b 10 01 ef e8 9f d0 b3 ff 48 83 78 70 00 74 e3 <0f> 0b 49 8d
b5 b0 00 00 00 e8 ca 8e b4 ff e9 d6 fe ff ff 48 8b 7d
[ 520.314895] RSP: 0018:ffffc900068c7de0 EFLAGS: 00010282
[ 520.318990] RAX: ffff8882559acc00 RBX: ffff88825a5b4700 RCX: 0000000000000000
[ 520.325080] RDX: ffff8882543ec6d8 RSI: ffff8882543ec778 RDI: 00000000000000cf
[ 520.331157] RBP: 0000000000000000 R08: ffff8882559acc00 R09: ffffffff82880c88
[ 520.337257] R10: 0000000000000000 R11: 0000000000000000 R12: ffff88825b9424b8
[ 520.343361] R13: ffff88825b942000 R14: ffffffffa0176250 R15: 0000000000000000
[ 520.349427] FS: 00007f518244f740(0000) GS:ffff88826dd00000(0000) knlGS:0000000000000000
[ 520.356533] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 520.361163] CR2: 00005581d5bdc258 CR3: 00000002558f4003 CR4: 00000000003606e0
[ 520.367254] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 520.373354] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 520.379456] Call Trace:
[ 520.380653] ath11k_pci_remove+0x2b/0x90 [ath11k_pci]
[ 520.384565] pci_device_remove+0x31/0x90
[ 520.387292] __device_release_driver+0x15a/0x210
[ 520.390742] driver_detach+0xcf/0x110
[ 520.393210] bus_remove_driver+0x56/0xca
[ 520.395942] pci_unregister_driver+0x36/0x80
[ 520.399000] __do_sys_delete_module.constprop.0+0x16f/0x2b0
[ 520.403439] ? ktime_get_coarse_real_ts64+0x9/0x40
[ 520.407078] ? syscall_trace_enter+0x10f/0x240
[ 520.410356] do_syscall_64+0x56/0xe0
[ 520.412721] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 520.416656] RIP: 0033:0x7f5182577a9b
[ 520.419019] Code: 73 01 c3 48 8b 0d ed 33 0c 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 b0 00 00 00 0f 05 <48> 3d 01 f0
ff ff 73 01 c3 48 8b 0d bd 33 0c 00 f7 d8 64 89 01 48
[ 520.437300] RSP: 002b:00007fff59e06dd8 EFLAGS: 00000206 ORIG_RAX: 00000000000000b0
[ 520.443815] RAX: ffffffffffffffda RBX: 00005581d5bd1830 RCX: 00007f5182577a9b
[ 520.449902] RDX: 000000000000000a RSI: 0000000000000800 RDI: 00005581d5bd1898
[ 520.455967] RBP: 00007fff59e06e38 R08: 0000000000000000 R09: 0000000000000000
[ 520.462076] R10: 00007f51825ebac0 R11: 0000000000000206 R12: 00007fff59e07000
[ 520.468170] R13: 00007fff59e08680 R14: 00005581d5bd12a0 R15: 00005581d5bd1830
[ 520.474255] Modules linked in: nf_conntrack_netlink nf_conntrack nfnetlink nf_defrag_ipv6 nf_defrag_ipv4 bpfilter vrf iwlmvm iwlwifi 8021q garp mrp stp llc
macvlan pktgen f71882fg sunrpc snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic ledtrig_audio snd_hda_intel qrtr snd_intel_dspcfg ns snd_hda_codec
ath10k_pci ath11k_pci(-) snd_hda_core ath10k_core mhi snd_hwdep ath11k snd_seq iTCO_wdt ath intel_rapl_msr qmi_helpers intel_pmc_bxt snd_seq_device coretemp
intel_rapl_common iTCO_vendor_support ee1004 snd_pcm mac80211 snd_timer x86_pkg_temp_thermal snd intel_powerclamp intel_wmi_thunderbolt i2c_i801 cfg80211
soundcore i2c_smbus mei_hdcp mei_wdt intel_pch_thermal acpi_pad sch_fq_codel raid1 dm_raid raid456 libcrc32c async_raid6_recov async_memcpy async_pq async_xor
xor async_tx raid6_pq igb i915 intel_gtt i2c_algo_bit drm_kms_helper cec rc_core drm ixgbe agpgart mdio hwmon dca xhci_pci i2c_core xhci_pci_renesas wmi video
fuse [last unloaded: nf_conntrack]
[ 520.562021] ---[ end trace fe624797b2d2d407 ]---
[ 520.565470] RIP: 0010:free_msi_irqs+0x168/0x190
[ 520.568806] Code: 14 85 c0 0f 84 e4 fe ff ff 31 ed eb 0f 83 c5 01 39 6b 14 0f 86 d4 fe ff ff 8b 7b 10 01 ef e8 9f d0 b3 ff 48 83 78 70 00 74 e3 <0f> 0b 49 8d
b5 b0 00 00 00 e8 ca 8e b4 ff e9 d6 fe ff ff 48 8b 7d
[ 520.586960] RSP: 0018:ffffc900068c7de0 EFLAGS: 00010282
[ 520.591023] RAX: ffff8882559acc00 RBX: ffff88825a5b4700 RCX: 0000000000000000
[ 520.597086] RDX: ffff8882543ec6d8 RSI: ffff8882543ec778 RDI: 00000000000000cf
[ 520.603169] RBP: 0000000000000000 R08: ffff8882559acc00 R09: ffffffff82880c88
[ 520.609260] R10: 0000000000000000 R11: 0000000000000000 R12: ffff88825b9424b8
[ 520.615363] R13: ffff88825b942000 R14: ffffffffa0176250 R15: 0000000000000000
[ 520.621444] FS: 00007f518244f740(0000) GS:ffff88826dd00000(0000) knlGS:0000000000000000
[ 520.628534] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 520.633170] CR2: 00005581d5bdc258 CR3: 00000002558f4003 CR4: 00000000003606e0
[ 520.639303] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 520.645366] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Thanks,
Ben
--
Ben Greear <greearb@candelatech.com>
Candela Technologies Inc http://www.candelatech.com
--
ath11k mailing list
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http://lists.infradead.org/mailman/listinfo/ath11k
^ permalink raw reply [flat|nested] 3+ messages in thread
* Re: Hastings: kernel bug on rmmod at drivers/pci/msi.c:375
2020-08-18 23:53 Hastings: kernel bug on rmmod at drivers/pci/msi.c:375 Ben Greear
@ 2020-09-16 14:23 ` Kalle Valo
2020-09-16 15:50 ` Ben Greear
0 siblings, 1 reply; 3+ messages in thread
From: Kalle Valo @ 2020-09-16 14:23 UTC (permalink / raw)
To: Ben Greear; +Cc: ath11k
Ben Greear <greearb@candelatech.com> writes:
> I cloned kvallo's ath tree today and tried it on a system with one of the Hastings
> NICs in it. Firmware wasn't in my file system, so it didn't load. I put FW into
> place and did 'rmmod ath11k_pci ath11k' and got the splat below:
>
> [ 520.273845] ------------[ cut here ]------------
> [ 520.273848] kernel BUG at drivers/pci/msi.c:375!
> [ 520.277302] invalid opcode: 0000 [#1] PREEMPT SMP
> [ 520.280889] CPU: 4 PID: 4760 Comm: rmmod Not tainted 5.8.0-rc7-wt-ath+ #1
> [ 520.286566] Hardware name: Default string Default string/SKYBAY,
> BIOS 5.12 02/19/2019
> [ 520.293368] RIP: 0010:free_msi_irqs+0x168/0x190
> [ 520.296714] Code: 14 85 c0 0f 84 e4 fe ff ff 31 ed eb 0f 83 c5 01
> 39 6b 14 0f 86 d4 fe ff ff 8b 7b 10 01 ef e8 9f d0 b3 ff 48 83 78 70
> 00 74 e3 <0f> 0b 49 8d b5 b0 00 00 00 e8 ca 8e b4 ff e9 d6 fe ff ff 48
> 8b 7d
> [ 520.314895] RSP: 0018:ffffc900068c7de0 EFLAGS: 00010282
> [ 520.318990] RAX: ffff8882559acc00 RBX: ffff88825a5b4700 RCX: 0000000000000000
> [ 520.325080] RDX: ffff8882543ec6d8 RSI: ffff8882543ec778 RDI: 00000000000000cf
> [ 520.331157] RBP: 0000000000000000 R08: ffff8882559acc00 R09: ffffffff82880c88
> [ 520.337257] R10: 0000000000000000 R11: 0000000000000000 R12: ffff88825b9424b8
> [ 520.343361] R13: ffff88825b942000 R14: ffffffffa0176250 R15: 0000000000000000
> [ 520.349427] FS: 00007f518244f740(0000) GS:ffff88826dd00000(0000)
> knlGS:0000000000000000
> [ 520.356533] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
> [ 520.361163] CR2: 00005581d5bdc258 CR3: 00000002558f4003 CR4: 00000000003606e0
> [ 520.367254] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
> [ 520.373354] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
> [ 520.379456] Call Trace:
> [ 520.380653] ath11k_pci_remove+0x2b/0x90 [ath11k_pci]
> [ 520.384565] pci_device_remove+0x31/0x90
> [ 520.387292] __device_release_driver+0x15a/0x210
> [ 520.390742] driver_detach+0xcf/0x110
> [ 520.393210] bus_remove_driver+0x56/0xca
> [ 520.395942] pci_unregister_driver+0x36/0x80
> [ 520.399000] __do_sys_delete_module.constprop.0+0x16f/0x2b0
> [ 520.403439] ? ktime_get_coarse_real_ts64+0x9/0x40
> [ 520.407078] ? syscall_trace_enter+0x10f/0x240
> [ 520.410356] do_syscall_64+0x56/0xe0
> [ 520.412721] entry_SYSCALL_64_after_hwframe+0x44/0xa9
> [ 520.416656] RIP: 0033:0x7f5182577a9b
Most likely this patch will fix it:
ath11k: fix ath11k_pci rmmod crash
https://git.kernel.org/pub/scm/linux/kernel/git/kvalo/ath.git/commit/?h=ath11k-qca6390-bringup&id=73a5afae5fd8362f4f9b36e9a5558b0db51e30f3
--
https://wireless.wiki.kernel.org/en/developers/documentation/submittingpatches
--
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^ permalink raw reply [flat|nested] 3+ messages in thread
* Re: Hastings: kernel bug on rmmod at drivers/pci/msi.c:375
2020-09-16 14:23 ` Kalle Valo
@ 2020-09-16 15:50 ` Ben Greear
0 siblings, 0 replies; 3+ messages in thread
From: Ben Greear @ 2020-09-16 15:50 UTC (permalink / raw)
To: Kalle Valo; +Cc: ath11k
On 9/16/20 7:23 AM, Kalle Valo wrote:
> Ben Greear <greearb@candelatech.com> writes:
>
>> I cloned kvallo's ath tree today and tried it on a system with one of the Hastings
>> NICs in it. Firmware wasn't in my file system, so it didn't load. I put FW into
>> place and did 'rmmod ath11k_pci ath11k' and got the splat below:
>>
>> [ 520.273845] ------------[ cut here ]------------
>> [ 520.273848] kernel BUG at drivers/pci/msi.c:375!
>> [ 520.277302] invalid opcode: 0000 [#1] PREEMPT SMP
>> [ 520.280889] CPU: 4 PID: 4760 Comm: rmmod Not tainted 5.8.0-rc7-wt-ath+ #1
>> [ 520.286566] Hardware name: Default string Default string/SKYBAY,
>> BIOS 5.12 02/19/2019
>> [ 520.293368] RIP: 0010:free_msi_irqs+0x168/0x190
>> [ 520.296714] Code: 14 85 c0 0f 84 e4 fe ff ff 31 ed eb 0f 83 c5 01
>> 39 6b 14 0f 86 d4 fe ff ff 8b 7b 10 01 ef e8 9f d0 b3 ff 48 83 78 70
>> 00 74 e3 <0f> 0b 49 8d b5 b0 00 00 00 e8 ca 8e b4 ff e9 d6 fe ff ff 48
>> 8b 7d
>> [ 520.314895] RSP: 0018:ffffc900068c7de0 EFLAGS: 00010282
>> [ 520.318990] RAX: ffff8882559acc00 RBX: ffff88825a5b4700 RCX: 0000000000000000
>> [ 520.325080] RDX: ffff8882543ec6d8 RSI: ffff8882543ec778 RDI: 00000000000000cf
>> [ 520.331157] RBP: 0000000000000000 R08: ffff8882559acc00 R09: ffffffff82880c88
>> [ 520.337257] R10: 0000000000000000 R11: 0000000000000000 R12: ffff88825b9424b8
>> [ 520.343361] R13: ffff88825b942000 R14: ffffffffa0176250 R15: 0000000000000000
>> [ 520.349427] FS: 00007f518244f740(0000) GS:ffff88826dd00000(0000)
>> knlGS:0000000000000000
>> [ 520.356533] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
>> [ 520.361163] CR2: 00005581d5bdc258 CR3: 00000002558f4003 CR4: 00000000003606e0
>> [ 520.367254] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
>> [ 520.373354] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
>> [ 520.379456] Call Trace:
>> [ 520.380653] ath11k_pci_remove+0x2b/0x90 [ath11k_pci]
>> [ 520.384565] pci_device_remove+0x31/0x90
>> [ 520.387292] __device_release_driver+0x15a/0x210
>> [ 520.390742] driver_detach+0xcf/0x110
>> [ 520.393210] bus_remove_driver+0x56/0xca
>> [ 520.395942] pci_unregister_driver+0x36/0x80
>> [ 520.399000] __do_sys_delete_module.constprop.0+0x16f/0x2b0
>> [ 520.403439] ? ktime_get_coarse_real_ts64+0x9/0x40
>> [ 520.407078] ? syscall_trace_enter+0x10f/0x240
>> [ 520.410356] do_syscall_64+0x56/0xe0
>> [ 520.412721] entry_SYSCALL_64_after_hwframe+0x44/0xa9
>> [ 520.416656] RIP: 0033:0x7f5182577a9b
>
> Most likely this patch will fix it:
>
> ath11k: fix ath11k_pci rmmod crash
>
> https://git.kernel.org/pub/scm/linux/kernel/git/kvalo/ath.git/commit/?h=ath11k-qca6390-bringup&id=73a5afae5fd8362f4f9b36e9a5558b0db51e30f3
>
Yes, I had already pulled that in later and the common rmmod/modprobe bugs were fixed.
Thanks,
Ben
--
Ben Greear <greearb@candelatech.com>
Candela Technologies Inc http://www.candelatech.com
--
ath11k mailing list
ath11k@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/ath11k
^ permalink raw reply [flat|nested] 3+ messages in thread
end of thread, other threads:[~2020-09-16 15:50 UTC | newest]
Thread overview: 3+ messages (download: mbox.gz / follow: Atom feed)
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2020-08-18 23:53 Hastings: kernel bug on rmmod at drivers/pci/msi.c:375 Ben Greear
2020-09-16 14:23 ` Kalle Valo
2020-09-16 15:50 ` Ben Greear
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