Bug 108367

https://intel-gfx-ci.01.org/tree/drm-tip/drmtip_127/fi-icl-u2/igt@gem_bad_reloc@negative-reloc-render.html

<3> [275.771052] reset_all_global_seqno:147 GEM_BUG_ON(!intel_engine_is_idle(engine))
<4> [275.771243] ------------[ cut here ]------------
<2> [275.771245] kernel BUG at drivers/gpu/drm/i915/i915_request.c:147!
<4> [275.771269] invalid opcode: 0000 [#1] PREEMPT SMP PTI
<4> [275.771276] CPU: 2 PID: 2151 Comm: gem_bad_reloc Tainted: G     U  W         4.19.0-rc7-g2c411746783a-drmtip_127+ #1
<4> [275.771286] Hardware name: Intel Corporation Ice Lake Client Platform/IceLake U DDR4 SODIMM PD RVP TLC, BIOS ICLSFWR1.R00.2352.A01.1808281852 08/28/2018
<4> [275.771339] RIP: 0010:reset_all_global_seqno.part.5+0x1c5/0x260 [i915]
<4> [275.771347] Code: 8a d9 de f5 48 8b 35 8a ff 1b 00 49 c7 c0 0f 93 41 c0 b9 93 00 00 00 48 c7 c2 00 f9 3f c0 48 c7 c7 90 04 31 c0 e8 ab 68 e5 f5 <0f> 0b 48 c7 c1 00 34 43 c0 ba 94 00 00 00 48 c7 c6 00 f9 3f c0 48
<4> [275.771363] RSP: 0018:ffffa479c19dbd70 EFLAGS: 00010282
<4> [275.771370] RAX: 000000000000000f RBX: ffff96b955d242a8 RCX: 0000000000000000
<4> [275.771377] RDX: 0000000000000001 RSI: 0000000000000008 RDI: ffff96b96ea40aa8
<4> [275.771384] RBP: ffff96b9571577c8 R08: 00000000000119a8 R09: ffff96b96eb9a000
<4> [275.771391] R10: 0000000000000000 R11: ffff96b96ea40aa8 R12: 0000000000000000
<4> [275.771398] R13: ffff96b957150000 R14: ffff96b9571577e8 R15: ffffffffc031034c
<4> [275.771405] FS:  00007fb7bcd0f980(0000) GS:ffff96b970700000(0000) knlGS:0000000000000000
<4> [275.771414] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
<4> [275.771421] CR2: 00007ffcf9cc0ff8 CR3: 0000000498f62005 CR4: 0000000000760ee0
<4> [275.771428] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
<4> [275.771435] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
<4> [275.771442] PKRU: 55555554
<4> [275.771446] Call Trace:
<4> [275.771477]  i915_drop_caches_set+0x259/0x270 [i915]
<4> [275.771487]  simple_attr_write+0xb0/0xd0
<4> [275.771495]  full_proxy_write+0x51/0x80
<4> [275.771502]  __vfs_write+0x31/0x180
<4> [275.771508]  ? rcu_lockdep_current_cpu_online+0x8f/0xd0
<4> [275.771515]  ? rcu_read_lock_sched_held+0x6f/0x80
<4> [275.771521]  ? rcu_sync_lockdep_assert+0x29/0x50
<4> [275.771528]  ? __sb_start_write+0x152/0x1f0
<4> [275.771534]  ? __sb_start_write+0x168/0x1f0
<4> [275.771540]  vfs_write+0xbd/0x1b0
<4> [275.771546]  ksys_write+0x50/0xc0
<4> [275.771553]  do_syscall_64+0x55/0x190
<4> [275.771560]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
<4> [275.771566] RIP: 0033:0x7fb7bc6a0281
<4> [275.771572] 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> [275.771587] RSP: 002b:00007ffcf9cc3dd8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
<4> [275.771597] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007fb7bc6a0281
<4> [275.771604] RDX: 0000000000000005 RSI: 00007ffcf9cc3e60 RDI: 0000000000000007
<4> [275.771611] RBP: 00007ffcf9cc3e00 R08: 0000000000000000 R09: 0000000000000000
<4> [275.771618] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fb7bc689718
<4> [275.771625] R13: 0000000000000003 R14: 00007fb7bc68e628 R15: 00007fb7bc68ad80
<4> [275.771635] Modules linked in: vgem snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic i915 x86_pkg_temp_thermal coretemp snd_hda_intel crct10dif_pclmul crc32_pclmul snd_hda_codec btusb ghash_clmulni_intel btrtl btbcm snd_hwdep btintel e1000e snd_hda_core bluetooth snd_pcm cdc_ether usbnet mii ecdh_generic prime_numbers