igt@kms_frontbuffer_tracking@fbc-suspend - incomplete - PM: suspend entry (deep), pstore logs available, DEBUG_LOCKS_WARN_ON(lock->magic != lock), WARNING: CPU: .* PID: .* at kernel/locking/mutex.c:.* __mutex_lock
<7> [640.771714] i915 0000:03:00.0: [drm:i915_fifo_underrun_reset_write [i915]] Re-arming FIFO underruns on pipe A
<7> [640.772036] i915 0000:03:00.0: [drm:i915_drop_caches_set [i915]] Dropping caches: 0x0000005c [0x0000005c]
<7> [640.820471] i915 0000:03:00.0: [drm:i915_fifo_underrun_reset_write [i915]] Re-arming FIFO underruns on pipe A
<7> [640.907481] i915 0000:03:00.0: [drm:i915_fifo_underrun_reset_write [i915]] Re-arming FIFO underruns on pipe A
<6> [641.073889] PM: suspend entry (deep)
<6> [641.076571] Filesystems sync: 0.002 seconds
<6> [641.082200] Freezing user space processeshttps://intel-gfx-ci.01.org/tree/drm-tip/IGT_7393/shard-dg2-1/pstore2-1689717306_Panic_3.txt
<6>[ 642.121100] i915 0000:03:00.0: [drm] GT0: HuC firmware i915/dg2_huc_gsc.bin version 7.10.3
<4>[ 642.121122] ------------[ cut here ]------------
<4>[ 642.121139] DEBUG_LOCKS_WARN_ON(lock->magic != lock)
<4>[ 642.121142] WARNING: CPU: 2 PID: 1367 at kernel/locking/mutex.c:582 __mutex_lock+0xc06/0xcc0
<4>[ 642.121147] Modules linked in: snd_hda_intel i915 mei_hdcp mei_pxp mei_gsc drm_display_helper drm_kms_helper vgem drm_shmem_helper fuse snd_hda_codec_hdmi wmi_bmof snd_hda_codec_realtek snd_hda_codec_generic ledtrig_audio x86_pkg_temp_thermal coretemp kvm_intel prime_numbers kvm i2c_algo_bit ttm e1000e smsc75xx drm_buddy snd_intel_dspcfg irqbypass snd_hda_codec usbnet ptp crct10dif_pclmul snd_hwdep crc32_pclmul mii ghash_clmulni_intel pps_core snd_hda_core video mei_me snd_pcm i2c_i801 mei i2c_smbus intel_lpss_pci wmi [last unloaded: i915]
<4>[ 642.121173] CPU: 2 PID: 1367 Comm: kworker/u12:6 Tainted: G U 6.5.0-rc2-CI_DRM_13394-g4fab7ebb2e36+ #1
<4>[ 642.121176] Hardware name: Intel Corporation CoffeeLake Client Platform/CoffeeLake S UDIMM RVP, BIOS CNLSFWR1.R00.X220.B00.2103302221 03/30/2021
<4>[ 642.121178] Workqueue: events_unbound async_run_entry_fn
<4>[ 642.121181] RIP: 0010:__mutex_lock+0xc06/0xcc0
<4>[ 642.121184] Code: c0 0f 84 85 f4 ff ff 44 8b 35 52 60 be 00 45 85 f6 0f 85 75 f4 ff ff 48 c7 c6 c4 40 3d 82 48 c7 c7 8c d3 3c 82 e8 ba 9f 42 ff <0f> 0b e9 5b f4 ff ff 65 8b 05 68 86 39 7e 89 c0 48 0f a3 05 92 33
<4>[ 642.121186] RSP: 0000:ffffc90002017b30 EFLAGS: 00010282
<4>[ 642.121188] RAX: 0000000000000000 RBX: 0000000000000002 RCX: 0000000000000000
<4>[ 642.121190] RDX: 0000000000000002 RSI: 00000000ffff8cea RDI: 00000000ffffffff
<4>[ 642.121191] RBP: ffffc90002017bd0 R08: 0000000000000000 R09: ffffc900020179d0
<4>[ 642.121192] R10: fffffffffff52828 R11: fffffffffff528d0 R12: 0000000000000000
<4>[ 642.121194] R13: 0000000000000000 R14: 0000000000000000 R15: ffff8881123305d8
<4>[ 642.121195] FS: 0000000000000000(0000) GS:ffff88845d700000(0000) knlGS:0000000000000000
<4>[ 642.121197] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
<4>[ 642.121198] CR2: 0000000000000000 CR3: 0000000006638001 CR4: 00000000003706e0
<4>[ 642.121199] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
<4>[ 642.121200] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
<4>[ 642.121202] Call Trace:
<4>[ 642.121203] <TASK>
<4>[ 642.121204] ? __warn+0x7f/0x170
<4>[ 642.121207] ? __mutex_lock+0xc06/0xcc0
<4>[ 642.121224] ? report_bug+0x1f8/0x200
<4>[ 642.121228] ? handle_bug+0x3c/0x70
<4>[ 642.121230] ? exc_invalid_op+0x18/0x70
<4>[ 642.121231] ? asm_exc_invalid_op+0x1a/0x20
<4>[ 642.121235] ? __mutex_lock+0xc06/0xcc0
<4>[ 642.121238] ? lock_acquire+0xd8/0x2d0
<4>[ 642.121241] ? i915_hwmon_power_max_disable+0x43/0xb0 [i915]
<4>[ 642.121440] ? find_held_lock+0x2b/0x80
<6>[ 642.121507] nvme nvme0: 6/0/0 default/read/poll queues
<4>[ 642.121443] ? i915_hwmon_power_max_disable+0x43/0xb0 [i915]
<4>[ 642.121623] ? _raw_spin_unlock_irq+0x23/0x50
<4>[ 642.121626] i915_hwmon_power_max_disable+0x43/0xb0 [i915]
<4>[ 642.121798] __uc_init_hw+0x626/0x11b0 [i915]
<4>[ 642.121969] intel_gt_init_hw+0xe6/0x270 [i915]
<4>[ 642.122101] intel_gt_resume+0x138/0x3a0 [i915]
<4>[ 642.122245] ? i915_ttm_restore_region+0x4b/0x70 [i915]
<4>[ 642.122422] i915_gem_resume+0x5f/0x1a0 [i915]
<4>[ 642.122577] i915_drm_resume+0xcf/0x1a0 [i915]
<4>[ 642.122685] ? __pfx_pci_pm_resume+0x10/0x10
<4>[ 642.122688] dpm_run_callback+0x66/0x1f0
<4>[ 642.122691] device_resume+0xb3/0x1f0
<4>[ 642.122693] ? __pfx_dpm_watchdog_handler+0x10/0x10
<4>[ 642.122695] ? 0xffffffff81000000
<4>[ 642.122696] async_resume+0x19/0x60
<4>[ 642.122698] async_run_entry_fn+0x2c/0x130
<4>[ 642.122701] process_one_work+0x24e/0x500
<4>[ 642.122704] worker_thread+0x4f/0x3a0
<4>[ 642.122707] ? __pfx_worker_thread+0x10/0x10
<4>[ 642.122710] kthread+0xff/0x130
<4>[ 642.122712] ? __pfx_kthread+0x10/0x10
<4>[ 642.122715] ret_from_fork+0x2c/0x50
<4>[ 642.122718] ? __pfx_kthread+0x10/0x10
<4>[ 642.122720] ret_from_fork_asm+0x1b/0x30
<4>[ 642.122722] RIP: 0000:0x0
<4>[ 642.122725] Code: Unable to access opcode bytes at 0xffffffffffffffd6.
<4>[ 642.122727] RSP: 0000:0000000000000000 EFLAGS: 00000000 ORIG_RAX: 0000000000000000
<4>[ 642.122745] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000
<4>[ 642.122746] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
<4>[ 642.122747] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
<4>[ 642.122748] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
<4>[ 642.122749] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
<4>[ 642.122751] </TASK>
<4>[ 642.122752] irq event stamp: 3385
<4>[ 642.122753] hardirqs last enabled at (3385): [<ffffffff81caaaa3>] _raw_spin_unlock_irq+0x23/0x50
<4>[ 642.122756] hardirqs last disabled at (3384): [<ffffffff81caa7c5>] _raw_spin_lock_irq+0x45/0x50
<4>[ 642.122758] softirqs last enabled at (3330): [<ffffffff81cabc6d>] __do_softirq+0x2bd/0x3a9
<4>[ 642.122761] softirqs last disabled at (3317): [<ffffffff810d7c3e>] irq_exit_rcu+0x8e/0xd0
<4>[ 642.122764] ---[ end trace 0000000000000000 ]---Edited by SAI NANDAN