Bug 108721 - [CI][BAT] igt@drv_module_reload@basic-reload - list_del corruption. prev->next should be ffff88816864f0f8, but was 6b6b6b6b6b6b6b6b
Summary: [CI][BAT] igt@drv_module_reload@basic-reload - list_del corruption. prev->nex...
Status: NEW
Alias: None
Product: DRI
Classification: Unclassified
Component: DRM/Intel (show other bugs)
Version: XOrg git
Hardware: Other All
: highest normal
Assignee: Intel GFX Bugs mailing list
QA Contact: Intel GFX Bugs mailing list
URL:
Whiteboard: ReadyForDev
Keywords:
Depends on:
Blocks:
 
Reported: 2018-11-13 09:59 UTC by Martin Peres
Modified: 2018-11-13 10:06 UTC (History)
1 user (show)

See Also:
i915 platform: GLK
i915 features: power/Other


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Description Martin Peres 2018-11-13 09:59:38 UTC
https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_5127/fi-glk-dsi/igt@drv_module_reload@basic-reload-inject.html

Starting subtest: basic-reload-inject
(drv_module_reload:2890) igt_kmod-WARNING: Could not unload snd_hda_intel
(drv_module_reload:2890) WARNING: Failed to load module 'i915' with options 'inject_load_failure=1'
(drv_module_reload:2890) CRITICAL: Test assertion failure function __real_main327, file ../tests/drv_module_reload.c:363:
(drv_module_reload:2890) CRITICAL: Failed assertion: i > 1
Subtest basic-reload-inject failed.
Comment 1 Martin Peres 2018-11-13 10:06:23 UTC
This is caused by the following oops:

<7>[  375.165469] [IGT] drv_module_reload: executing
<7>[  375.179051] [IGT] drv_module_reload: starting subtest basic-reload
<4>[  375.216706] ------------[ cut here ]------------
<4>[  375.216724] list_del corruption. prev->next should be ffff88816864f0f8, but was 6b6b6b6b6b6b6b6b
<4>[  375.216762] WARNING: CPU: 3 PID: 2887 at lib/list_debug.c:53 __list_del_entry_valid+0x79/0x90
<4>[  375.216776] Modules linked in: vgem snd_hda_codec_hdmi snd_hda_codec_realtek(+) snd_hda_codec_generic i915 x86_pkg_temp_thermal coretemp crct10dif_pclmul crc32_pclmul snd_hda_intel ghash_clmulni_intel snd_hda_codec snd_hwdep snd_hda_core snd_pcm mei_me r8169 mei prime_numbers i2c_hid pinctrl_geminilake pinctrl_intel [last unloaded: vgem]
<4>[  375.216834] CPU: 3 PID: 2887 Comm: drv_module_relo Tainted: G     UD W         4.20.0-rc2-CI-CI_DRM_5127+ #1
<4>[  375.216849] Hardware name: Intel Corp. Geminilake/GLK RVP2 LP4SD (07), BIOS GELKRVPA.X64.0062.B30.1708222146 08/22/2017
<4>[  375.216866] RIP: 0010:__list_del_entry_valid+0x79/0x90
<4>[  375.216875] Code: 0b 31 c0 c3 48 89 fe 48 c7 c7 a8 6e 0d 82 e8 6e 7e be ff 0f 0b 31 c0 c3 48 89 f2 48 89 fe 48 c7 c7 e0 6e 0d 82 e8 57 7e be ff <0f> 0b 31 c0 c3 48 c7 c7 20 6f 0d 82 e8 46 7e be ff 0f 0b 31 c0 c3
<4>[  375.216900] RSP: 0018:ffffc90000573be8 EFLAGS: 00010286
<4>[  375.216910] RAX: 0000000000000000 RBX: ffff88816864f0f0 RCX: 0000000000000000
<4>[  375.216921] RDX: 0000000000000007 RSI: ffffffff820c64b8 RDI: 00000000ffffffff
<4>[  375.216932] RBP: ffff8881731b3098 R08: 0000000000000000 R09: 0000000000000000
<4>[  375.216942] R10: ffffc90000573ba8 R11: ffffffff822459f8 R12: ffff88816864f0f0
<4>[  375.216953] R13: ffff88816864f108 R14: ffff88816f3ab788 R15: ffff88816fc65918
<4>[  375.216965] FS:  00007f09dd8bb980(0000) GS:ffff88817bb80000(0000) knlGS:0000000000000000
<4>[  375.216978] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
<4>[  375.216987] CR2: 00007f0cb005c2f8 CR3: 000000017104c000 CR4: 0000000000340ee0
<4>[  375.216998] Call Trace:
<4>[  375.217009]  klist_release+0x25/0xf0
<4>[  375.217019]  ? __device_link_free_srcu+0x40/0x40
<4>[  375.217029]  klist_put+0x55/0x80
<4>[  375.217037]  device_del+0x63/0x360
<4>[  375.217047]  input_unregister_device+0x3c/0x60
<4>[  375.217058]  snd_jack_dev_disconnect+0x2b/0x30
<4>[  375.217068]  __snd_device_disconnect.part.1+0x16/0x50
<4>[  375.217077]  snd_device_disconnect_all+0x33/0x50
<4>[  375.217087]  snd_card_disconnect+0x14c/0x1c0
<4>[  375.217098]  snd_card_free+0x4c/0x90
<4>[  375.217110]  pci_device_remove+0x36/0xb0
<4>[  375.217120]  device_release_driver_internal+0x185/0x240
<4>[  375.217131]  unbind_store+0xaf/0x180
<4>[  375.217141]  kernfs_fop_write+0x104/0x190
<4>[  375.217153]  __vfs_write+0x31/0x180
<4>[  375.217163]  ? rcu_sync_lockdep_assert+0x9/0x50
<4>[  375.217173]  ? __sb_start_write+0x152/0x1f0
<4>[  375.217181]  ? __sb_start_write+0x163/0x1f0
<4>[  375.217191]  vfs_write+0xbd/0x1b0
<4>[  375.217199]  ksys_write+0x50/0xc0
<4>[  375.217209]  do_syscall_64+0x55/0x190
<4>[  375.217219]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
<4>[  375.217229] RIP: 0033:0x7f09dd24b281
<4>[  375.217238] Code: c3 0f 1f 84 00 00 00 00 00 48 8b 05 59 8d 20 00 c3 0f 1f 84 00 00 00 00 00 8b 05 8a d1 20 00 85 c0 75 16 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 57 f3 c3 0f 1f 44 00 00 41 54 55 49 89 d4 53
<4>[  375.217263] RSP: 002b:00007ffd3ff0d7e8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
<4>[  375.217275] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f09dd24b281
<4>[  375.217286] RDX: 000000000000000c RSI: 000055a1d7947cab RDI: 0000000000000005
<4>[  375.217297] RBP: 00007ffd3ff0e8d0 R08: 000055a1d7947cab R09: 000000000000000c
<4>[  375.217308] R10: 00000000fffffff4 R11: 0000000000000246 R12: 000055a1d6f05380
<4>[  375.217319] R13: 00007ffd3ff0ea10 R14: 0000000000000000 R15: 0000000000000000
<4>[  375.217334] irq event stamp: 0
<4>[  375.217341] hardirqs last  enabled at (0): [<0000000000000000>]           (null)
<4>[  375.217354] hardirqs last disabled at (0): [<ffffffff81083644>] copy_process.part.6+0x504/0x2250
<4>[  375.217368] softirqs last  enabled at (0): [<ffffffff81083644>] copy_process.part.6+0x504/0x2250
<4>[  375.217382] softirqs last disabled at (0): [<0000000000000000>]           (null)
<4>[  375.217395] WARNING: CPU: 3 PID: 2887 at lib/list_debug.c:53 __list_del_entry_valid+0x79/0x90
<4>[  375.217407] ---[ end trace 20fbb49acb009f70 ]---


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