On Tue, May 02, 2017 at 03:10:29PM +0000, Patchwork wrote: > == Series Details == > > Series: series starting with [v4,1/2] PCI / PM: Add needs_resume flag to avoid suspend complete optimization > URL : https://patchwork.freedesktop.org/series/23803/ > State : warning > > == Summary == > > Series 23803v1 Series without cover letter > https://patchwork.freedesktop.org/api/1.0/series/23803/revisions/1/mbox/ > > Test gem_exec_suspend: > Subgroup basic-s4-devices: > pass -> DMESG-WARN (fi-kbl-7560u) fdo#100125 > Test kms_flip: > Subgroup basic-flip-vs-modeset: > pass -> DMESG-WARN (fi-byt-j1900) fdo#100652 > Test kms_setmode: > Subgroup basic-clone-single-crtc: > pass -> DMESG-WARN (fi-kbl-7560u) Slab corruption happening when we allocate, but doesn't look to be our fault. The corrupted data looks like some DNS query stuff. [ 536.637703] BUG kmalloc-4096 (Tainted: G U W ): Poison overwritten [ 536.637714] ----------------------------------------------------------------------------- [ 536.637730] Disabling lock debugging due to kernel taint [ 536.637731] INFO: 0xffff880264921198-0xffff8802649212f1. First byte 0x56 instead of 0x6b [ 536.637740] INFO: Allocated in kernfs_iop_get_link+0x3e/0x1e0 age=4142 cpu=2 pid=9676 [ 536.637748] ___slab_alloc.constprop.28+0x38f/0x3d0 [ 536.637753] __slab_alloc.isra.22.constprop.27+0x43/0x80 [ 536.637758] kmem_cache_alloc_trace+0x237/0x2e0 [ 536.637762] kernfs_iop_get_link+0x3e/0x1e0 [ 536.637768] trailing_symlink+0x1e5/0x230 [ 536.637772] path_lookupat+0x5b/0x100 [ 536.637776] filename_lookup+0xa0/0x120 [ 536.637781] user_path_at_empty+0x31/0x40 [ 536.637785] SyS_faccessat+0xa6/0x210 [ 536.637789] SyS_access+0x13/0x20 [ 536.637793] entry_SYSCALL_64_fastpath+0x1c/0xb1 [ 536.637799] INFO: Freed in kfree_link+0x9/0x10 age=4142 cpu=2 pid=9676 [ 536.637804] __slab_free+0x3cb/0x580 [ 536.637808] kfree+0x266/0x2e0 [ 536.637812] kfree_link+0x9/0x10 [ 536.637816] walk_component+0xc4/0x2d0 [ 536.637820] path_lookupat+0x4f/0x100 [ 536.637824] filename_lookup+0xa0/0x120 [ 536.637828] user_path_at_empty+0x31/0x40 [ 536.637833] SyS_faccessat+0xa6/0x210 [ 536.637836] SyS_access+0x13/0x20 [ 536.637840] entry_SYSCALL_64_fastpath+0x1c/0xb1 [ 536.637846] INFO: Slab 0xffffea0009924800 objects=7 used=7 fp=0x (null) flags=0x8000000000008100 [ 536.637854] INFO: Object 0xffff880264921158 @offset=4440 fp=0xffff8802649267e8 ... [ 536.639826] CPU: 1 PID: 9693 Comm: kms_setmode Tainted: G BU W 4.11.0-rc8-CI-Patchwork_4598+ #1 [ 536.639827] Hardware name: Dell Inc. XPS 13 9360/093TW6, BIOS 1.3.2 01/18/2017 [ 536.639828] Call Trace: [ 536.639831] dump_stack+0x67/0x92 [ 536.639832] print_trailer+0x14b/0x230 [ 536.639834] check_bytes_and_report+0xc0/0x100 [ 536.639835] check_object+0x261/0x2b0 [ 536.639855] ? __pdp_init.isra.4+0x44/0x90 [i915] [ 536.639857] alloc_debug_processing+0x199/0x1b0 [ 536.639858] ___slab_alloc.constprop.28+0x38f/0x3d0 [ 536.639871] ? __pdp_init.isra.4+0x44/0x90 [i915] [ 536.639872] ? ___slab_alloc.constprop.28+0x2ab/0x3d0 [ 536.639874] ? ___slab_alloc.constprop.28+0x2ab/0x3d0 [ 536.639885] ? alloc_pdp+0x3a/0xd0 [i915] [ 536.639887] ? save_stack.isra.2+0x53/0xa0 [ 536.639899] ? __pdp_init.isra.4+0x44/0x90 [i915] [ 536.639900] __slab_alloc.isra.22.constprop.27+0x43/0x80 [ 536.639902] ? __slab_alloc.isra.22.constprop.27+0x43/0x80 [ 536.639903] __kmalloc+0x288/0x330 [ 536.639914] __pdp_init.isra.4+0x44/0x90 [i915] [ 536.639925] alloc_pdp+0x62/0xd0 [i915] [ 536.639935] gen8_ppgtt_alloc_4lvl+0xba/0x150 [i915] [ 536.639946] ppgtt_bind_vma+0x2c/0x80 [i915] [ 536.639959] i915_vma_bind+0xb9/0x240 [i915] [ 536.639972] __i915_vma_do_pin+0x404/0x6b0 [i915] [ 536.639983] i915_gem_execbuffer_reserve_vma.isra.9+0xc3/0x240 [i915] [ 536.639994] i915_gem_execbuffer_reserve.isra.10+0x43e/0x470 [i915] [ 536.640005] i915_gem_do_execbuffer.isra.16+0x639/0x1b80 [i915] [ 536.640007] ? __lock_acquire+0x484/0x1ac0 [ 536.640019] i915_gem_execbuffer2+0xb5/0x220 [i915] [ 536.640021] drm_ioctl+0x1f4/0x480 [ 536.640031] ? i915_gem_execbuffer+0x330/0x330 [i915] [ 536.640034] do_vfs_ioctl+0x90/0x6e0 > > fdo#100125 https://bugs.freedesktop.org/show_bug.cgi?id=100125 > fdo#100652 https://bugs.freedesktop.org/show_bug.cgi?id=100652 > > fi-bdw-5557u total:278 pass:267 dwarn:0 dfail:0 fail:0 skip:11 time:437s > fi-bdw-gvtdvm total:278 pass:256 dwarn:8 dfail:0 fail:0 skip:14 time:429s > fi-bsw-n3050 total:278 pass:242 dwarn:0 dfail:0 fail:0 skip:36 time:580s > fi-bxt-j4205 total:278 pass:259 dwarn:0 dfail:0 fail:0 skip:19 time:502s > fi-bxt-t5700 total:278 pass:258 dwarn:0 dfail:0 fail:0 skip:20 time:545s > fi-byt-j1900 total:278 pass:253 dwarn:1 dfail:0 fail:0 skip:24 time:484s > fi-byt-n2820 total:278 pass:250 dwarn:0 dfail:0 fail:0 skip:28 time:481s > fi-hsw-4770 total:278 pass:262 dwarn:0 dfail:0 fail:0 skip:16 time:416s > fi-hsw-4770r total:278 pass:262 dwarn:0 dfail:0 fail:0 skip:16 time:410s > fi-ilk-650 total:278 pass:228 dwarn:0 dfail:0 fail:0 skip:50 time:412s > fi-ivb-3520m total:278 pass:260 dwarn:0 dfail:0 fail:0 skip:18 time:493s > fi-ivb-3770 total:278 pass:260 dwarn:0 dfail:0 fail:0 skip:18 time:468s > fi-kbl-7500u total:278 pass:260 dwarn:0 dfail:0 fail:0 skip:18 time:458s > fi-kbl-7560u total:278 pass:266 dwarn:2 dfail:0 fail:0 skip:10 time:567s > fi-skl-6260u total:278 pass:268 dwarn:0 dfail:0 fail:0 skip:10 time:452s > fi-skl-6700hq total:278 pass:261 dwarn:0 dfail:0 fail:0 skip:17 time:584s > fi-skl-6700k total:278 pass:256 dwarn:4 dfail:0 fail:0 skip:18 time:459s > fi-skl-6770hq total:278 pass:268 dwarn:0 dfail:0 fail:0 skip:10 time:495s > fi-skl-gvtdvm total:278 pass:265 dwarn:0 dfail:0 fail:0 skip:13 time:432s > fi-snb-2520m total:278 pass:250 dwarn:0 dfail:0 fail:0 skip:28 time:523s > fi-snb-2600 total:278 pass:248 dwarn:1 dfail:0 fail:0 skip:29 time:413s > > 310077224306c08a82476bb616de679715e83485 drm-tip: 2017y-05m-02d-12h-04m-57s UTC integration manifest > 443c742 drm/i915: Prevent the system suspend complete optimization > 36f68e3 PCI / PM: Add needs_resume flag to avoid suspend complete optimization > > == Logs == > > For more details see: https://intel-gfx-ci.01.org/CI/Patchwork_4598/ _______________________________________________ Intel-gfx mailing list Intel-gfx@xxxxxxxxxxxxxxxxxxxxx https://lists.freedesktop.org/mailman/listinfo/intel-gfx
