Re: [git pull] drm fixes for 6.13-rc1

[Sasha Levin]

[+cc Alex]

On Fri, Nov 29, 2024 at 06:42:18AM +1000, Dave Airlie wrote:
> Alex Deucher (3):
>      drm/amdgpu/jpeg: cancel the jpeg worker

Hi folks,

When merging this PR into linus-next I've started the following warning
triggered by the commit above:

[    4.356975] WARNING: CPU: 1 PID: 1 at kernel/workqueue.c:4192 __flush_work+0x29f/0x2c0
[    4.364893] Modules linked in:
[    4.367954] CPU: 1 UID: 0 PID: 1 Comm: swapper/0 Not tainted 6.12.0 #1 2142668e2e0d420da59d54376b9563eacab27615
[    4.378035] Hardware name: HP Berknip/Berknip, BIOS Google_Berknip.13434.796.2023_03_03_1148 09/12/2022
[    4.387422] RIP: 0010:__flush_work+0x29f/0x2c0
[    4.391870] Code: 48 8b 15 24 53 70 65 48 89 54 24 58 48 8b 73 40 8b 4b 30 e9 b6 fe ff ff 40 30 f6 4c 8b 26 e9 f2 fd ff ff 0f 0b e9 33 ff ff ff <0f> 0b e9 2c ff ff ff 0f 0b e9 d2 fe ff ff e8 8e 62 26 01 66 66 2e
[    4.410618] RSP: 0018:ffffa38540037b60 EFLAGS: 00010246
[    4.415846] RAX: 0000000000000000 RBX: ffff974c87b3bd08 RCX: 0000000000000000
[    4.422977] RDX: 0000000000000000 RSI: 0000000000000001 RDI: ffffa38540037bc0
[    4.430108] RBP: ffff974c87b3bd08 R08: ffff974c87b31fa0 R09: ffff974c818ad000
[    4.437238] R10: 0000000000000040 R11: ffffffff9df2fd88 R12: ffff974c87b00000
[    4.444371] R13: ffff974c87b34fe0 R14: ffffa38540037b68 R15: 0000000000000001
[    4.451503] FS:  0000000000000000(0000) GS:ffff974da7080000(0000) knlGS:0000000000000000
[    4.459587] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    4.465333] CR2: 0000000000000000 CR3: 0000000162c28000 CR4: 00000000003506f0
[    4.472463] Call Trace:
[    4.474916]  <TASK>
[    4.477022]  ? __warn+0x85/0x130
[    4.480256]  ? __flush_work+0x29f/0x2c0
[    4.484098]  ? report_bug+0x160/0x190
[    4.487767]  ? handle_bug+0x53/0x90
[    4.491263]  ? exc_invalid_op+0x13/0x60
[    4.495102]  ? asm_exc_invalid_op+0x16/0x20
[    4.499291]  ? __flush_work+0x29f/0x2c0
[    4.503132]  cancel_delayed_work_sync+0x6e/0x90
[    4.507667]  jpeg_v1_0_ring_begin_use+0x1d/0xb0
[    4.512204]  amdgpu_ring_alloc+0x3f/0x60
[    4.516135]  amdgpu_jpeg_dec_ring_test_ring+0x31/0x180
[    4.521274]  amdgpu_ring_test_helper+0x1c/0x90
[    4.525721]  amdgpu_device_init+0x205f/0x26f0
[    4.530083]  amdgpu_driver_load_kms+0x15/0x80
[    4.534445]  amdgpu_pci_probe+0x17e/0x4f0
[    4.538458]  pci_device_probe+0x98/0x120
[    4.542387]  really_probe+0xd1/0x2b0
[    4.545969]  ? __device_attach_driver+0xc0/0xc0
[    4.550503]  __driver_probe_device+0x73/0x120
[    4.554862]  driver_probe_device+0x1f/0x90
[    4.558962]  __driver_attach+0x84/0x130
[    4.562804]  bus_for_each_dev+0x84/0xd0
[    4.566645]  bus_add_driver+0xe4/0x210
[    4.570400]  driver_register+0x55/0x100
[    4.574240]  ? drm_sched_fence_slab_init+0x90/0x90
[    4.579033]  do_one_initcall+0x57/0x300
[    4.582868]  kernel_init_freeable+0x1be/0x300
[    4.587231]  ? rest_init+0xc0/0xc0
[    4.590638]  kernel_init+0x16/0x1b0
[    4.594129]  ret_from_fork+0x30/0x50
[    4.597711]  ? rest_init+0xc0/0xc0
[    4.601116]  ret_from_fork_asm+0x11/0x20
[    4.605046]  </TASK>


--
Thanks,
Sasha