https://intel-gfx-ci.01.org/tree/drm-tip/IGT_5215/shard-tglb6/igt@gem_tiling_max_stride.html <1> [282.114574] BUG: kernel NULL pointer dereference, address: 0000000000000019 <1> [282.114578] #PF: supervisor read access in kernel mode <1> [282.114581] #PF: error_code(0x0000) - not-present page <6> [282.114585] PGD 0 P4D 0 <4> [282.114589] Oops: 0000 [#1] PREEMPT SMP NOPTI <4> [282.114591] CPU: 3 PID: 2296 Comm: kworker/u16:14 Tainted: G U 5.4.0-rc1-CI-CI_DRM_7020+ #1 <4> [282.114594] Hardware name: Intel Corporation Tiger Lake Client Platform/TigerLake U DDR4 SODIMM RVP, BIOS TGLSFWI1.R00.2321.A08.1909162051 09/16/2019 <4> [282.114600] Workqueue: writeback wb_workfn (flush-259:0) <4> [282.114606] RIP: 0010:__lock_acquire+0x509/0x15d0 <4> [282.114608] Code: 00 45 31 ff 48 8b 7c 24 40 65 48 33 3c 25 28 00 00 00 44 89 f8 0f 85 dd 0f 00 00 48 83 c4 48 5b 5d 41 5c 41 5d 41 5e 41 5f c3 <48> 81 3f 20 8a 83 82 41 bf 00 00 00 00 45 0f 45 f8 83 fe 01 0f 87 <4> [282.114613] RSP: 0018:ffffc9000061bc68 EFLAGS: 00010002 <4> [282.114628] RAX: 0000000000000000 RBX: 0000000000000019 RCX: 0000000000000000 <4> [282.114629] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000019 <4> [282.114631] RBP: 0000000000000000 R08: 0000000000000001 R09: 0000000000000001 <4> [282.114633] R10: 0000000000000000 R11: 0000000000000019 R12: 0000000000000000 <4> [282.114635] R13: 0000000000000000 R14: ffff88848d014040 R15: 0000000000000001 <4> [282.114636] FS: 0000000000000000(0000) GS:ffff8884a0580000(0000) knlGS:0000000000000000 <4> [282.114639] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 <4> [282.114640] CR2: 0000000000000019 CR3: 0000000005210003 CR4: 0000000000760ee0 <4> [282.114642] PKRU: 55555554 <4> [282.114643] Call Trace: <4> [282.114646] ? mark_held_locks+0x49/0x70 <4> [282.114649] ? trace_hardirqs_on_thunk+0x1a/0x20 <4> [282.114660] ? lockdep_hardirqs_on+0xe3/0x1c0 <4> [282.114662] lock_acquire+0xa7/0x1c0 <4> [282.114665] ? __wake_up_common_lock+0x5c/0xb0 <4> [282.114671] ? retint_kernel+0x2b/0x2b <4> [282.114673] _raw_spin_lock_irqsave+0x33/0x50 <4> [282.114675] ? __wake_up_common_lock+0x5c/0xb0 <4> [282.114677] __wake_up_common_lock+0x5c/0xb0 <4> [282.114679] wb_workfn+0xaa/0x5d0 <4> [282.114683] ? process_one_work+0x1de/0x620 <4> [282.114685] process_one_work+0x26a/0x620 <4> [282.114689] worker_thread+0x37/0x380 <4> [282.114691] ? process_one_work+0x620/0x620 <4> [282.114694] kthread+0x119/0x130 <4> [282.114695] ? kthread_park+0x80/0x80 <4> [282.114697] ret_from_fork+0x24/0x50 <4> [282.114699] Modules linked in: vgem i915 mei_hdcp x86_pkg_temp_thermal coretemp crct10dif_pclmul ax88179_178a crc32_pclmul usbnet mii ghash_clmulni_intel mei_me mei prime_numbers <0> [282.114709] Dumping ftrace buffer: <0> [282.114717] --------------------------------- <0> [282.114918] CPU:7 [LOST 21215 EVENTS]
The CI Bug Log issue associated to this bug has been updated. ### New filters associated * TGL: igt@gem_tiling_max_stride - dmesg-warn - BUG: kernel NULL pointer dereference, address: 0000000000000019 - https://intel-gfx-ci.01.org/tree/drm-tip/IGT_5215/shard-tglb6/igt@gem_tiling_max_stride.html
Seen once in 40 runs. Setting to medium for now.
Seen once in a month, closing.
Use of freedesktop.org services, including Bugzilla, is subject to our Code of Conduct. How we collect and use information is described in our Privacy Policy.