<html>
<head>
<base href="https://bugs.freedesktop.org/">
</head>
<body>
<p>
<div>
<b><a class="bz_bug_link
bz_status_NEW "
title="NEW - amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)"
href="https://bugs.freedesktop.org/show_bug.cgi?id=104082#c10">Comment # 10</a>
on <a class="bz_bug_link
bz_status_NEW "
title="NEW - amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)"
href="https://bugs.freedesktop.org/show_bug.cgi?id=104082">bug 104082</a>
from <span class="vcard"><a class="email" href="mailto:edt@aei.ca" title="Ed Tomlinson <edt@aei.ca>"> <span class="fn">Ed Tomlinson</span></a>
</span></b>
<pre>Happening mesa 17.3 Kernel 4.15-rc9 on RX480 (4G) too
143575.460499] perf: interrupt took too long (3928 > 3910), lowering
kernel.perf_event_max_sample_rate to 50700
[146927.696615] [drm] {1920x1200, 2080x1235@154000Khz}
[147985.703511] amdgpu 0000:01:00.0: swiotlb buffer is full (sz: 2097152 bytes)
[147985.703515] swiotlb: coherent allocation failed for device 0000:01:00.0
size=2097152
[147985.703517] CPU: 6 PID: 848 Comm: Xorg Not tainted 4.15.0-3-git #1
[147985.703517] Hardware name: To Be Filled By O.E.M. To Be Filled By
O.E.M./Z87E-ITX, BIOS P2.50 07/11/2014
[147985.703518] Call Trace:
[147985.703525] dump_stack+0x5c/0x85
[147985.703529] swiotlb_alloc_coherent+0xd7/0x150
[147985.703534] ttm_dma_pool_get_pages+0x1f0/0x5c0 [ttm]
[147985.703537] ttm_dma_populate+0x24a/0x340 [ttm]
[147985.703539] ttm_tt_bind+0x23/0x50 [ttm]
[147985.703541] ttm_bo_handle_move_mem+0x5cd/0x600 [ttm]
[147985.703544] ttm_bo_validate+0x12f/0x140 [ttm]
[147985.703551] ? drm_gem_init+0x11/0xa0 [drm]
[147985.703553] ttm_bo_init_reserved+0x3a5/0x470 [ttm]
[147985.703577] amdgpu_bo_do_create+0x1b4/0x430 [amdgpu]
[147985.703592] ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
[147985.703594] ? unix_write_space+0x60/0xa0
[147985.703605] amdgpu_bo_create+0x50/0x210 [amdgpu]
[147985.703608] ? kmem_cache_free+0x1b6/0x1e0
[147985.703618] amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
[147985.703628] amdgpu_gem_create_ioctl+0x1ec/0x280 [amdgpu]
[147985.703638] ? amdgpu_gem_object_close+0x1e0/0x1e0 [amdgpu]
[147985.703643] drm_ioctl_kernel+0x59/0xb0 [drm]
[147985.703647] drm_ioctl+0x2cb/0x380 [drm]
[147985.703657] ? amdgpu_gem_object_close+0x1e0/0x1e0 [amdgpu]
[147985.703659] ? timerqueue_add+0x52/0x80
[147985.703667] amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
[147985.703670] do_vfs_ioctl+0xa1/0x610
[147985.703672] ? __sys_recvmsg+0x4e/0x90
[147985.703673] ? __sys_recvmsg+0x7d/0x90
[147985.703675] SyS_ioctl+0x74/0x80
[147985.703676] entry_SYSCALL_64_fastpath+0x20/0x83
[147985.703678] RIP: 0033:0x7fa503389d87
[147985.703678] RSP: 002b:00007ffc92250c38 EFLAGS: 00000246</pre>
</div>
</p>
<hr>
<span>You are receiving this mail because:</span>
<ul>
<li>You are the assignee for the bug.</li>
</ul>
</body>
</html>