spec_crash.txt

[  186.842598] fmc: loading out-of-tree module taints kernel.
[  186.842635] fmc: module verification failed: signature and/or required key missing - tainting kernel
[  186.857994] spec 0000:01:00.0:  probe for device 0001:0000
[  186.858002] spec 0000:01:00.0: enabling device (0000 -> 0002)
[  186.888160] spec 0000:01:00.0: got file "fmc/spec-init.bin", 1484404 (0x16a674) bytes
[  187.079632] spec 0000:01:00.0: FPGA programming successful
[  187.427747] spec 0000:01:00.0: mezzanine 0
[  187.427749]       Manufacturer: CERN
[  187.427750]       Product name: FmcDio5cha
[  187.443343] spec 0000:01:00.0: got file "fmc/wr_nic_dio.bin", 1484960 (0x16a8a0) bytes
[  187.634895] spec 0000:01:00.0: FPGA programming successful
[  187.634929] spec 0000:01:00.0: Can't find SDB magic
[  187.635045] ------------[ cut here ]------------
[  187.635046] kernel BUG at mm/slub.c:384!
[  187.635051] invalid opcode: 0000 [#1] SMP NOPTI
[  187.635053] CPU: 4 PID: 2454 Comm: modprobe Tainted: G           OE     5.15.0-60-generic #66~20.04.1-Ubuntu
[  187.635055] Hardware name: ASUS System Product Name/PRIME H410M-E, BIOS 1601 11/28/2020
[  187.635056] RIP: 0010:kfree+0x38c/0x420
[  187.635061] Code: 0f 1f 44 00 00 be 06 00 00 00 44 89 ea 4c 89 e7 e8 19 29 02 00 80 e7 02 75 1d 44 89 f6 4c 89 e7 e8 79 f1 fc ff e9 fb fe ff ff <0f> 0b 41 bd 00 f0 ff ff 45 31 f6 eb bd fb 66 0f 1f 44 00 00 eb da
[  187.635063] RSP: 0018:ffffb784c1bdb840 EFLAGS: 00010246
[  187.635064] RAX: ffff9d024f769740 RBX: ffffd9e4853dda40 RCX: ffff9d024f769750
[  187.635065] RDX: 00000000000011cf RSI: ffffffffc0ec7ad6 RDI: ffff9d024f769740
[  187.635066] RBP: ffffb784c1bdb890 R08: 0000000000000005 R09: ffff9d020b2599e8
[  187.635067] R10: 0000000000000000 R11: 0000000000000001 R12: ffffd9e4853dda40
[  187.635068] R13: ffff9d0200042400 R14: ffff9d02cf769740 R15: ffff9d024f769740
[  187.635069] FS:  00007f630dbb4740(0000) GS:ffff9d055f300000(0000) knlGS:0000000000000000
[  187.635070] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  187.635071] CR2: 00007fc44e53a7b0 CR3: 000000010335c006 CR4: 00000000007706e0
[  187.635072] PKRU: 55555554
[  187.635072] Call Trace:
[  187.635073]  <TASK>
[  187.635074]  ? irq_domain_remove+0xc9/0xf0
[  187.635079]  ? spec_irq_gpio_exit+0x56/0x60 [spec]
[  187.635084]  spec_irq_gpio_exit+0x56/0x60 [spec]
[  187.635086]  spec_irq_exit+0x63/0x70 [spec]
[  187.635088]  spec_fmc_create+0x171/0x190 [spec]
[  187.635090]  spec_reconfigure+0x81/0xa0 [spec]
[  187.635092]  spec_probe+0x1ee/0x35e [spec]
[  187.635095]  local_pci_probe+0x48/0x90
[  187.635098]  pci_device_probe+0x186/0x1f0
[  187.635101]  really_probe.part.0+0xc8/0x380
[  187.635103]  really_probe+0x40/0x80
[  187.635105]  __driver_probe_device+0x119/0x190
[  187.635106]  driver_probe_device+0x23/0xb0
[  187.635108]  __driver_attach+0xd3/0x1a0
[  187.635109]  ? __device_attach_driver+0x140/0x140
[  187.635111]  bus_for_each_dev+0x7c/0xd0
[  187.635113]  driver_attach+0x1e/0x30
[  187.635114]  bus_add_driver+0x178/0x220
[  187.635115]  driver_register+0x74/0xe0
[  187.635117]  ? 0xffffffffc0ed2000
[  187.635118]  __pci_register_driver+0x68/0x70
[  187.635120]  spec_init+0x23/0x1000 [spec]
[  187.635122]  do_one_initcall+0x46/0x1e0
[  187.635124]  ? __cond_resched+0x19/0x40
[  187.635128]  ? kmem_cache_alloc_trace+0x15a/0x420
[  187.635129]  do_init_module+0x52/0x230
[  187.635131]  load_module+0x138d/0x1610
[  187.635134]  __do_sys_finit_module+0xbf/0x120
[  187.635136]  ? __do_sys_finit_module+0xbf/0x120
[  187.635138]  __x64_sys_finit_module+0x1a/0x20
[  187.635139]  do_syscall_64+0x59/0xc0
[  187.635142]  ? fput+0x13/0x20
[  187.635144]  ? ksys_mmap_pgoff+0x14b/0x2a0
[  187.635146]  ? exit_to_user_mode_prepare+0x3d/0x1c0
[  187.635148]  ? syscall_exit_to_user_mode+0x27/0x50
[  187.635150]  ? __x64_sys_mmap+0x33/0x50
[  187.635151]  ? do_syscall_64+0x69/0xc0
[  187.635153]  ? syscall_exit_to_user_mode+0x27/0x50
[  187.635155]  ? __x64_sys_lseek+0x1a/0x20
[  187.635156]  ? do_syscall_64+0x69/0xc0
[  187.635157]  ? do_syscall_64+0x69/0xc0
[  187.635158]  ? __x64_sys_lseek+0x1a/0x20
[  187.635159]  ? do_syscall_64+0x69/0xc0
[  187.635161]  entry_SYSCALL_64_after_hwframe+0x61/0xcb
[  187.635162] RIP: 0033:0x7f630dcfa73d
[  187.635164] Code: 00 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 23 37 0d 00 f7 d8 64 89 01 48
[  187.635165] RSP: 002b:00007ffd5f1b60a8 EFLAGS: 00000246 ORIG_RAX: 0000000000000139
[  187.635166] RAX: ffffffffffffffda RBX: 0000562d69a94fc0 RCX: 00007f630dcfa73d
[  187.635167] RDX: 0000000000000000 RSI: 0000562d6896d358 RDI: 0000000000000004
[  187.635168] RBP: 0000000000040000 R08: 0000000000000000 R09: 0000000000000000
[  187.635169] R10: 0000000000000004 R11: 0000000000000246 R12: 0000562d6896d358
[  187.635170] R13: 0000000000000000 R14: 0000562d69a950f0 R15: 0000562d69a94fc0
[  187.635171]  </TASK>
[  187.635171] Modules linked in: spec(OE+) fmc(OE) nls_iso8859_1 snd_sof_pci_intel_cnl snd_sof_intel_hda_common soundwire_intel soundwire_generic_allocation soundwire_cadence snd_sof_intel_hda snd_sof_pci snd_sof_xtensa_dsp snd_sof snd_soc_hdac_hda binfmt_misc snd_hda_ext_core snd_soc_acpi_intel_match snd_soc_acpi soundwire_bus snd_soc_core snd_compress ac97_bus snd_pcm_dmaengine snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic intel_rapl_msr intel_rapl_common ledtrig_audio intel_tcc_cooling x86_pkg_temp_thermal snd_hda_intel intel_powerclamp i915 snd_intel_dspcfg snd_intel_sdw_acpi snd_hda_codec snd_hda_core snd_hwdep ttm snd_pcm coretemp snd_seq_midi snd_seq_midi_event drm_kms_helper snd_rawmidi joydev input_leds crct10dif_pclmul ghash_clmulni_intel aesni_intel snd_seq mei_hdcp crypto_simd snd_seq_device snd_timer cryptd mei_me rapl cec rc_core intel_cstate snd mei i2c_algo_bit fb_sys_fops syscopyarea sysfillrect sysimgblt soundcore mac_hid eeepc_wmi wmi_bmof acpi_pad
[  187.635200]  acpi_tad xt_hl ip6t_rt ip6t_REJECT nf_reject_ipv6 xt_LOG nf_log_syslog xt_limit xt_addrtype xt_tcpudp xt_conntrack nf_conntrack nf_defrag_ipv6 sch_fq_codel nf_defrag_ipv4 libcrc32c ipt_REJECT nf_reject_ipv4 ip6table_filter ip6_tables msr iptable_filter bpfilter parport_pc ppdev lp parport drm ramoops pstore_blk reed_solomon pstore_zone efi_pstore ip_tables x_tables autofs4 hid_generic usbhid hid mfd_aaeon asus_wmi sparse_keymap platform_profile r8169 ahci xhci_pci i2c_i801 crc32_pclmul i2c_smbus realtek libahci xhci_pci_renesas wmi video pinctrl_sunrisepoint
[  187.635222] ---[ end trace f967c5a57703791e ]---
[  187.724475] RIP: 0010:kfree+0x38c/0x420
[  187.724482] Code: 0f 1f 44 00 00 be 06 00 00 00 44 89 ea 4c 89 e7 e8 19 29 02 00 80 e7 02 75 1d 44 89 f6 4c 89 e7 e8 79 f1 fc ff e9 fb fe ff ff <0f> 0b 41 bd 00 f0 ff ff 45 31 f6 eb bd fb 66 0f 1f 44 00 00 eb da
[  187.724484] RSP: 0018:ffffb784c1bdb840 EFLAGS: 00010246
[  187.724486] RAX: ffff9d024f769740 RBX: ffffd9e4853dda40 RCX: ffff9d024f769750
[  187.724487] RDX: 00000000000011cf RSI: ffffffffc0ec7ad6 RDI: ffff9d024f769740
[  187.724488] RBP: ffffb784c1bdb890 R08: 0000000000000005 R09: ffff9d020b2599e8
[  187.724489] R10: 0000000000000000 R11: 0000000000000001 R12: ffffd9e4853dda40
[  187.724490] R13: ffff9d0200042400 R14: ffff9d02cf769740 R15: ffff9d024f769740
[  187.724491] FS:  00007f630dbb4740(0000) GS:ffff9d055f300000(0000) knlGS:0000000000000000
[  187.724492] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  187.724493] CR2: 00007fc44e53a7b0 CR3: 000000010335c006 CR4: 00000000007706e0
[  187.724495] PKRU: 55555554