https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_7379/shard-iclb7/igt@gem_exec_schedule@wide-render.html <6> [307.548315] Console: switching to colour dummy device 80x25 <6> [307.548359] [IGT] gem_exec_schedule: executing <5> [307.580884] Setting dangerous option reset - tainting kernel <5> [307.588425] Setting dangerous option reset - tainting kernel <5> [307.588857] Setting dangerous option reset - tainting kernel <6> [307.592074] [IGT] gem_exec_schedule: starting subtest wide-render <6> [309.266844] mce: CPU5: Package temperature/speed normal <6> [309.266845] mce: CPU1: Package temperature/speed normal <6> [309.266846] mce: CPU6: Package temperature/speed normal <6> [309.266848] mce: CPU2: Package temperature/speed normal <6> [309.266912] mce: CPU4: Package temperature/speed normal <6> [309.266913] mce: CPU0: Package temperature/speed normal <6> [309.266947] mce: CPU7: Package temperature/speed normal <6> [309.266948] mce: CPU3: Package temperature/speed normal <6> [310.176966] mce: CPU2: Core temperature/speed normal <6> [310.176967] mce: CPU6: Core temperature/speed normal <7> [310.451737] [drm:edp_panel_vdd_off_sync [i915]] Turning [ENCODER:214:DDI A] VDD off <7> [310.451950] [drm:edp_panel_vdd_off_sync [i915]] PP_STATUS: 0x80000008 PP_CONTROL: 0x00000067 <7> [310.451997] [drm:intel_power_well_disable [i915]] disabling DC off <7> [310.452053] [drm:skl_enable_dc6 [i915]] Enabling DC6 <7> [310.452096] [drm:gen9_set_dc_state [i915]] Setting DC state from 00 to 02 <5> [314.178045] Setting dangerous option reset - tainting kernel <5> [314.178310] Setting dangerous option reset - tainting kernel <5> [314.184259] Setting dangerous option reset - tainting kernel <5> [314.184467] Setting dangerous option reset - tainting kernel <5> [314.190945] Setting dangerous option reset - tainting kernel <5> [314.191159] Setting dangerous option reset - tainting kernel <6> [314.200056] [IGT] gem_exec_schedule: exiting, ret=0 <5> [314.200369] Setting dangerous option reset - tainting kernel <3> [314.257769] ============================================================================= <3> [314.257979] BUG kmalloc-64 (Tainted: G U ): Wrong object count. Counter is 16 but counted were -1 <3> [314.258004] ----------------------------------------------------------------------------- <4> [314.258029] Disabling lock debugging due to kernel taint <3> [314.258031] INFO: Slab 0x000000003866fdff objects=32 used=16 fp=0x000000009f128d0d flags=0x8000000000010201 <4> [314.258040] CPU: 1 PID: 16 Comm: ksoftirqd/1 Tainted: G BU 5.4.0-rc8-CI-CI_DRM_7379+ #1 <4> [314.258041] Hardware name: Intel Corporation Ice Lake Client Platform/IceLake U DDR4 SODIMM PD RVP, BIOS ICLSFWR1.R00.3234.A01.1906141750 06/14/2019 <4> [314.258042] Call Trace: <4> [314.258047] dump_stack+0x71/0x9b <4> [314.258050] slab_err+0xa8/0xd0 <4> [314.258055] ? free_debug_processing+0x37/0x380 <4> [314.258057] on_freelist+0x1d7/0x260 <4> [314.258059] free_debug_processing+0x129/0x380 <4> [314.258061] ? rcu_core+0x5cf/0x750 <4> [314.258064] __slab_free+0x35b/0x520 <4> [314.258066] ? _raw_spin_unlock_irqrestore+0x39/0x60 <4> [314.258068] ? debug_check_no_obj_freed+0x11d/0x210 <4> [314.258071] ? rcu_core+0x420/0x750 <4> [314.258072] ? rcu_core+0x5cf/0x750 <4> [314.258073] rcu_core+0x5cf/0x750 <4> [314.258076] __do_softirq+0xdf/0x47f <4> [314.258080] ? smpboot_thread_fn+0x23/0x280 <4> [314.258082] ? smpboot_thread_fn+0x6b/0x280 <4> [314.258083] run_ksoftirqd+0x2b/0x50 <4> [314.258085] smpboot_thread_fn+0x1d3/0x280 <4> [314.258087] ? sort_range+0x20/0x20 <4> [314.258089] kthread+0x119/0x130 <4> [314.258091] ? kthread_park+0x80/0x80 <4> [314.258092] ret_from_fork+0x24/0x50 <3> [314.258096] FIX kmalloc-64: Object count adjusted.
The CI Bug Log issue associated to this bug has been updated. ### New filters associated * ICL: igt@gem_exec_schedule@wide-render - dmesg-warn - BUG kmalloc-\d+ \(Tainted:.*\): Wrong object count. Counter is \d+ but counted were -1 - https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_7379/shard-iclb7/igt@gem_exec_schedule@wide-render.html
That corruption strayed far and wide; anyone else starting to panic?
Yes :/
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