Bug 1386362

Summary: [abrt] general protection fault in snd_ctl_release [snd]
Product: [Fedora] Fedora Reporter: Thomas Schmitz <agrar.pfurtz>
Component: kernelAssignee: Kernel Maintainer List <kernel-maint>
Status: CLOSED WONTFIX QA Contact: Fedora Extras Quality Assurance <extras-qa>
Severity: unspecified Docs Contact:
Priority: unspecified    
Version: 24CC: gansalmon, ichavero, itamar, jonathan, kernel-maint, labbott, madhu.chinakonda, mchehab
Target Milestone: ---   
Target Release: ---   
Hardware: x86_64   
OS: Unspecified   
URL: https://retrace.fedoraproject.org/faf/reports/bthash/b01df6eb379029c35604e4b12345a4cd2e6aaa8d
Whiteboard: abrt_hash:85dc04cd0d572e905644a1a0087af19ef925e861;
Fixed In Version: Doc Type: If docs needed, set a value
Doc Text:
Story Points: ---
Clone Of: Environment:
Last Closed: 2016-10-18 19:45:47 UTC Type: ---
Regression: --- Mount Type: ---
Documentation: --- CRM:
Verified Versions: Category: ---
oVirt Team: --- RHEL 7.3 requirements from Atomic Host:
Cloudforms Team: --- Target Upstream Version:
Attachments:
Description Flags
File: dmesg none

Description Thomas Schmitz 2016-10-18 18:32:04 UTC 
Description of problem:
I started a KVM Vm that uses vfio to passthrough a NVIDIA GPU.

Additional info:
reporter:       libreport-2.7.2
general protection fault: 0000 [#1] SMP 
Modules linked in: vfio_pci vfio_iommu_type1 vfio_virqfd vfio vfat fat uas usb_storage rfcomm ccm xt_CHECKSUM ipt_MASQUERADE nf_nat_masquerade_ipv4 tun fuse ip6t_rpfilter ip6t_REJECT nf_reject_ipv6 xt_conntrack ip_set nfnetlink ebtable_broute bridge stp llc ebtable_nat ip6table_raw ip6table_security ip6table_mangle ip6table_nat nf_conntrack_ipv6 nf_defrag_ipv6 nf_nat_ipv6 iptable_raw iptable_security iptable_mangle iptable_nat nf_conntrack_ipv4 nf_defrag_ipv4 nf_nat_ipv4 nf_nat nf_conntrack ebtable_filter ebtables ip6table_filter ip6_tables cmac bnep arc4 iwlmvm mac80211 iwlwifi iTCO_wdt iTCO_vendor_support intel_rapl x86_pkg_temp_thermal snd_seq_midi coretemp snd_seq_midi_event kvm_intel snd_soc_rt5640 btusb btrtl kvm snd_hda_codec_realtek btbcm btintel snd_soc_rl6231 bluetooth snd_hda_codec_hdmi
 snd_hda_codec_generic cfg80211 snd_soc_ssm4567 irqbypass snd_hda_intel joydev snd_soc_core snd_hda_codec snd_ice1712 snd_cs8427 snd_i2c snd_ice17xx_ak4xxx rfkill snd_ak4xxx_adda snd_mpu401_uart snd_hda_core snd_rawmidi snd_compress snd_ac97_codec snd_pcm_dmaengine snd_hwdep snd_seq mei_me ac97_bus snd_seq_device mei shpchp lpc_ich i2c_i801 snd_pcm snd_timer snd soundcore elan_i2c snd_soc_sst_acpi snd_soc_sst_match i2c_designware_platform tpm_infineon i2c_designware_core tpm_tis spi_pxa2xx_platform tpm acpi_pad nfsd auth_rpcgss nfs_acl lockd grace sunrpc dm_crypt i915 mxm_wmi crct10dif_pclmul crc32_pclmul i2c_algo_bit crc32c_intel drm_kms_helper ghash_clmulni_intel drm serio_raw alx mdio sdhci_acpi sdhci mmc_core wmi video fjes i2c_hid
CPU: 3 PID: 1250 Comm: alsactl Not tainted 4.5.5-300.fc24.x86_64 #1
Hardware name: Gigabyte Technology Co., Ltd. Z97X-Gaming 3/Z97X-Gaming 3, BIOS F7 09/18/2015
task: ffff8804493c5b80 ti: ffff88080016c000 task.ti: ffff88080016c000
RIP: 0010:[<ffffffffa03c2452>]  [<ffffffffa03c2452>] snd_ctl_release+0x72/0x100 [snd]
RSP: 0018:ffff88080016fe00  EFLAGS: 00010293
RAX: ffff880800f842e0 RBX: ffff8802f1888000 RCX: dead000000000100
RDX: ffff880800f842e0 RSI: ffff8802f18884c8 RDI: ffff8802f1888490
RBP: ffff88080016fe28 R08: ffff8803f251ae80 R09: 0000000000000000
R10: ffff880204e9bb48 R11: ffff88041d05a010 R12: ffff88041d05a000
R13: ffff8803f251ae80 R14: ffff8802f1888490 R15: 0000000000000246
FS:  00007fc240b73700(0000) GS:ffff88082fac0000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fff895c74d8 CR3: 0000000809a5d000 CR4: 00000000001406e0
Stack:
 ffff8803f643c680 ffff8803f643c690 ffff880204e9bb48 ffff88041d05a000
 ffff8804488ecd80 ffff88080016fe58 ffffffffa03c1417 ffff88041d05a000
 0000000000000010 ffff880204e9bb48 ffff880807975520 ffff88080016fea0
Call Trace:
 [<ffffffffa03c1417>] snd_disconnect_release+0x97/0xe0 [snd]
 [<ffffffff8124426f>] __fput+0xdf/0x1f0
 [<ffffffff812443be>] ____fput+0xe/0x10
 [<ffffffff810c2df8>] task_work_run+0x78/0xa0
 [<ffffffff81003242>] exit_to_usermode_loop+0xc2/0xd0
 [<ffffffff81003d51>] syscall_return_slowpath+0xa1/0xb0
 [<ffffffff817cee48>] int_ret_from_sys_call+0x25/0x8f
Code: f7 4c 8d b3 90 04 00 00 4c 89 fe e8 09 c3 40 e1 4c 89 f7 e8 71 a9 40 e1 48 8b 8b c8 04 00 00 48 8d b3 c8 04 00 00 48 39 f1 74 44 <8b> 51 50 85 d2 74 35 83 ea 01 48 8d 81 90 00 00 00 48 83 c2 0a 
RIP  [<ffffffffa03c2452>] snd_ctl_release+0x72/0x100 [snd]
 RSP <ffff88080016fe00>
Comment 1 Thomas Schmitz 2016-10-18 18:32:18 UTC 
Created attachment 1211828 [details]
File: dmesg
Comment 2 Laura Abbott 2016-10-18 19:45:47 UTC 
4.5.5 is very old. Please test on a newer kernel.