rma occurred in the RAS records exceed threshold device. When the
device was performing gpu recover, the reset domain lock was not
released, resulting in kernel panic
[ 630.141619] INFO: task umc_page_retire:9472 blocked for more than 122
seconds.
[ 630.157663] Tainted: G OE
6.9.0-0_fbk6_brcmrdma11_125_gfecec9d12677 #1
[ 630.176213] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this
message.
[ 630.193591] task:umc_page_retire state:D stack:0 pid:9472 tgid:9472
ppid:2 flags:0x00004000
[ 630.214251] Call Trace:
[ 630.219673] <TASK>
[ 630.224326] __schedule+0x589/0xad0
[ 630.232070] schedule+0x67/0xb0
[ 630.239038] schedule_timeout+0x22/0x100
[ 630.247740] ? __smp_call_single_queue+0x36/0x100
[ 630.258195] ? wake_up_process+0x7df/0x1190
[ 630.267477] ? wait_for_common+0xa4/0x150
[ 630.276371] wait_for_common+0x99/0x150
[ 630.284881] __flush_work.llvm.6727378282878825097+0x20a/0x290
[ 630.297826] ? rcu_work_rcufn+0x20/0x20
[ 630.306338] amdgpu_ras_page_retirement_thread+0x469/0x4e0 [amdgpu]
[ 630.320344] ? amdgpu_ras_do_recovery+0x5f0/0x5f0 [amdgpu]
[ 630.332587] kthread+0xdd/0x120
[ 630.339552] ? __sched_group_set_shares+0x160/0x160
[ 630.350373] ret_from_fork+0x2f/0x40
[ 630.358303] ? __sched_group_set_shares+0x160/0x160
[ 630.369128] ret_from_fork_asm+0x11/0x20
[ 630.377831] </TASK>
[ 630.382796] INFO: task kworker/u1536:1:10591 blocked for more than 123
seconds.
[ 630.399018] Tainted: G OE
6.9.0-0_fbk6_brcmrdma11_125_gfecec9d12677 #1
[ 630.417554] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this
message.
[ 630.434935] task:kworker/u1536:1 state:D stack:0 pid:10591 tgid:10591
ppid:2 flags:0x00004000
[ 630.455594] Workqueue: amdgpu-reset-hive amdgpu_ras_do_recovery [amdgpu]
[ 630.470537] Call Trace:
[ 630.475958] <TASK>
[ 630.480609] __schedule+0x589/0xad0
[ 630.488347] schedule+0x67/0xb0
[ 630.495313] schedule_preempt_disabled+0xa/0x10
[ 630.505362] rwsem_down_write_slowpath+0x2ba/0x510
[ 630.515994] down_write+0x2b/0x30
[ 630.523346] amdgpu_device_halt_activities+0xef/0x400 [amdgpu]
[ 630.536363] amdgpu_device_gpu_recover+0x124/0x230 [amdgpu]
[ 630.548797] amdgpu_ras_do_recovery+0x5af/0x5f0 [amdgpu]
[ 630.560653] process_scheduled_works+0x184/0x370
[ 630.570900] worker_thread+0xc6/0x3f0
[ 630.579022] ? __ipv6_chk_addr_and_flags.llvm.7715710786076949193+0x160/0x160
[ 630.594857] ? __ipv6_chk_addr_and_flags.llvm.7715710786076949193+0x160/0x160
[ 630.610693] kthread+0xdd/0x120
[ 630.617660] ? __sched_group_set_shares+0x160/0x160
[ 630.628483] ret_from_fork+0x2f/0x40
[ 630.636413] ? __sched_group_set_shares+0x160/0x160
[ 630.647232] ret_from_fork_asm+0x11/0x20
Signed-off-by: Ce Sun <cesun...@amd.com>
---
drivers/gpu/drm/amd/amdgpu/amdgpu_device.c | 9 +++------
1 file changed, 3 insertions(+), 6 deletions(-)
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
index 2b84df8da61a..f5e69132bce8 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
@@ -6305,7 +6305,6 @@ static void amdgpu_device_gpu_resume(struct amdgpu_device
*adev,
tmp_adev = list_first_entry(device_list, struct amdgpu_device,
reset_list);
amdgpu_device_unlock_reset_domain(tmp_adev->reset_domain);
-
}
@@ -6396,12 +6395,8 @@ int amdgpu_device_gpu_recover(struct amdgpu_device *adev,
}
r = amdgpu_device_asic_reset(adev, &device_list, reset_context);
- if (r)
- goto end_reset;
skip_hw_reset:
r = amdgpu_device_sched_resume(&device_list, reset_context,
job_signaled);
- if (r)
- goto end_reset;
skip_sched_resume:
amdgpu_device_gpu_resume(adev, &device_list, need_emergency_restart);
end_reset:
@@ -6938,8 +6933,10 @@ pci_ers_result_t amdgpu_pci_slot_reset(struct pci_dev
*pdev)
if (hive) {
list_for_each_entry(tmp_adev, &device_list, reset_list)
amdgpu_device_unset_mp1_state(tmp_adev);
- amdgpu_device_unlock_reset_domain(adev->reset_domain);
}
+ tmp_adev = list_first_entry(&device_list, struct amdgpu_device,
+ reset_list);
+ amdgpu_device_unlock_reset_domain(tmp_adev->reset_domain);
}
if (hive) {
--
2.34.1
