Q: Given the following code slice:
```
1 static void event_interrupt_wq_v10(struct kfd_node *dev,
2 					const uint32_t *ih_ring_entry)
3 {
4 	uint16_t source_id, client_id, pasid, vmid;
5 	uint32_t context_id0, context_id1;
6 	uint32_t encoding, sq_intr_err_type;
7 
8 	source_id = SOC15_SOURCE_ID_FROM_IH_ENTRY(ih_ring_entry);
9 	client_id = SOC15_CLIENT_ID_FROM_IH_ENTRY(ih_ring_entry);
10 	pasid = SOC15_PASID_FROM_IH_ENTRY(ih_ring_entry);
11 	vmid = SOC15_VMID_FROM_IH_ENTRY(ih_ring_entry);
12 	context_id0 = SOC15_CONTEXT_ID0_FROM_IH_ENTRY(ih_ring_entry);
13 	context_id1 = SOC15_CONTEXT_ID1_FROM_IH_ENTRY(ih_ring_entry);
14 
15 	if (client_id == SOC15_IH_CLIENTID_GRBM_CP ||
16 	    client_id == SOC15_IH_CLIENTID_SE0SH ||
17 	    client_id == SOC15_IH_CLIENTID_SE1SH ||
18 	    client_id == SOC15_IH_CLIENTID_SE2SH ||
19 	    client_id == SOC15_IH_CLIENTID_SE3SH) {
20 		if (source_id == SOC15_INTSRC_CP_END_OF_PIPE)
21 			kfd_signal_event_interrupt(pasid, context_id0, 32);
22 		else if (source_id == SOC15_INTSRC_SQ_INTERRUPT_MSG) {
23 			encoding = REG_GET_FIELD(context_id1,
24 						SQ_INTERRUPT_WORD_WAVE_CTXID1, ENCODING);
25 			switch (encoding) {
26 			case SQ_INTERRUPT_WORD_ENCODING_AUTO:
27 				pr_debug_ratelimited(
28 					"sq_intr: auto, se %d, ttrace %d, wlt %d, ttrac_buf0_full %d, ttrac_buf1_full %d, ttrace_utc_err %d\n",
29 					REG_GET_FIELD(context_id1, SQ_INTERRUPT_WORD_AUTO_CTXID1,
30 							SE_ID),
31 					REG_GET_FIELD(context_id0, SQ_INTERRUPT_WORD_AUTO_CTXID0,
32 							THREAD_TRACE),
33 					REG_GET_FIELD(context_id0, SQ_INTERRUPT_WORD_AUTO_CTXID0,
34 							WLT),
35 					REG_GET_FIELD(context_id0, SQ_INTERRUPT_WORD_AUTO_CTXID0,
36 							THREAD_TRACE_BUF0_FULL),
37 					REG_GET_FIELD(context_id0, SQ_INTERRUPT_WORD_AUTO_CTXID0,
38 							THREAD_TRACE_BUF1_FULL),
39 					REG_GET_FIELD(context_id0, SQ_INTERRUPT_WORD_AUTO_CTXID0,
40 							THREAD_TRACE_UTC_ERROR));
41 				break;
42 			case SQ_INTERRUPT_WORD_ENCODING_INST:
43 				pr_debug_ratelimited("sq_intr: inst, se %d, data 0x%x, sa %d, priv %d, wave_id %d, simd_id %d, wgp_id %d\n",
44 					REG_GET_FIELD(context_id1, SQ_INTERRUPT_WORD_WAVE_CTXID1,
45 							SE_ID),
46 					REG_GET_FIELD(context_id0, SQ_INTERRUPT_WORD_WAVE_CTXID0,
47 							DATA),
48 					REG_GET_FIELD(context_id0, SQ_INTERRUPT_WORD_WAVE_CTXID0,
49 							SA_ID),
50 					REG_GET_FIELD(context_id0, SQ_INTERRUPT_WORD_WAVE_CTXID0,
51 							PRIV),
52 					REG_GET_FIELD(context_id0, SQ_INTERRUPT_WORD_WAVE_CTXID0,
53 							WAVE_ID),
54 					REG_GET_FIELD(context_id0, SQ_INTERRUPT_WORD_WAVE_CTXID0,
55 							SIMD_ID),
56 					REG_GET_FIELD(context_id1, SQ_INTERRUPT_WORD_WAVE_CTXID1,
57 							WGP_ID));
58 				if (context_id0 & SQ_INTERRUPT_WORD_WAVE_CTXID0__PRIV_MASK) {
59 					if (kfd_set_dbg_ev_from_interrupt(dev, pasid,
60 							KFD_DEBUG_DOORBELL_ID(context_id0),
61 							KFD_DEBUG_TRAP_CODE(context_id0),
62 							NULL, 0))
63 						return;
64 				}
65 				break;
66 			case SQ_INTERRUPT_WORD_ENCODING_ERROR:
67 				sq_intr_err_type = REG_GET_FIELD(context_id0, KFD_CTXID0,
68 								ERR_TYPE);
69 				pr_warn_ratelimited("sq_intr: error, se %d, data 0x%x, sa %d, priv %d, wave_id %d, simd_id %d, wgp_id %d, err_type %d\n",
70 					REG_GET_FIELD(context_id1, SQ_INTERRUPT_WORD_WAVE_CTXID1,
71 							SE_ID),
72 					REG_GET_FIELD(context_id0, SQ_INTERRUPT_WORD_WAVE_CTXID0,
73 							DATA),
74 					REG_GET_FIELD(context_id0, SQ_INTERRUPT_WORD_WAVE_CTXID0,
75 							SA_ID),
76 					REG_GET_FIELD(context_id0, SQ_INTERRUPT_WORD_WAVE_CTXID0,
77 							PRIV),
78 					REG_GET_FIELD(context_id0, SQ_INTERRUPT_WORD_WAVE_CTXID0,
79 							WAVE_ID),
80 					REG_GET_FIELD(context_id0, SQ_INTERRUPT_WORD_WAVE_CTXID0,
81 							SIMD_ID),
82 					REG_GET_FIELD(context_id1, SQ_INTERRUPT_WORD_WAVE_CTXID1,
83 							WGP_ID),
84 					sq_intr_err_type);
85 				if (sq_intr_err_type != SQ_INTERRUPT_ERROR_TYPE_ILLEGAL_INST &&
86 					sq_intr_err_type != SQ_INTERRUPT_ERROR_TYPE_MEMVIOL) {
87 					event_interrupt_poison_consumption(dev, pasid, source_id);
88 					return;
89 				}
90 				break;
91 			default:
92 				break;
93 			}
94 			kfd_signal_event_interrupt(pasid, context_id0 & 0x7fffff, 23);
95 		} else if (source_id == SOC15_INTSRC_CP_BAD_OPCODE) {
96 			kfd_set_dbg_ev_from_interrupt(dev, pasid,
97 				KFD_DEBUG_DOORBELL_ID(context_id0),
98 				KFD_EC_MASK(KFD_DEBUG_CP_BAD_OP_ECODE(context_id0)),
99 				NULL,
100 				0);
101 		}
102 	} else if (client_id == SOC15_IH_CLIENTID_SDMA0 ||
103 		   client_id == SOC15_IH_CLIENTID_SDMA1 ||
104 		   client_id == SOC15_IH_CLIENTID_SDMA2 ||
105 		   client_id == SOC15_IH_CLIENTID_SDMA3 ||
106 		   (client_id == SOC15_IH_CLIENTID_SDMA3_Sienna_Cichlid &&
107 		    KFD_GC_VERSION(dev) == IP_VERSION(10, 3, 0)) ||
108 		   client_id == SOC15_IH_CLIENTID_SDMA4 ||
109 		   client_id == SOC15_IH_CLIENTID_SDMA5 ||
110 		   client_id == SOC15_IH_CLIENTID_SDMA6 ||
111 		   client_id == SOC15_IH_CLIENTID_SDMA7) {
112 		if (source_id == SOC15_INTSRC_SDMA_TRAP) {
113 			kfd_signal_event_interrupt(pasid, context_id0 & 0xfffffff, 28);
114 		} else if (source_id == SOC15_INTSRC_SDMA_ECC) {
115 			event_interrupt_poison_consumption(dev, pasid, source_id);
116 			return;
117 		}
118 	} else if (client_id == SOC15_IH_CLIENTID_VMC ||
119 		   client_id == SOC15_IH_CLIENTID_VMC1 ||
120 		   client_id == SOC15_IH_CLIENTID_UTCL2) {
121 		struct kfd_vm_fault_info info = {0};
122 		uint16_t ring_id = SOC15_RING_ID_FROM_IH_ENTRY(ih_ring_entry);
123 		struct kfd_hsa_memory_exception_data exception_data;
124 
125 		if (client_id == SOC15_IH_CLIENTID_UTCL2 &&
126 				amdgpu_amdkfd_ras_query_utcl2_poison_status(dev->adev)) {
127 			event_interrupt_poison_consumption(dev, pasid, client_id);
128 			return;
129 		}
130 
131 		info.vmid = vmid;
132 		info.mc_id = client_id;
133 		info.page_addr = ih_ring_entry[4] |
134 			(uint64_t)(ih_ring_entry[5] & 0xf) << 32;
135 		info.prot_valid = ring_id & 0x08;
136 		info.prot_read  = ring_id & 0x10;
137 		info.prot_write = ring_id & 0x20;
138 
139 		memset(&exception_data, 0, sizeof(exception_data));
140 		exception_data.gpu_id = dev->id;
141 		exception_data.va = (info.page_addr) << PAGE_SHIFT;
142 		exception_data.failure.NotPresent = info.prot_valid ? 1 : 0;
143 		exception_data.failure.NoExecute = info.prot_exec ? 1 : 0;
144 		exception_data.failure.ReadOnly = info.prot_write ? 1 : 0;
145 		exception_data.failure.imprecise = 0;
146 
147 		kfd_set_dbg_ev_from_interrupt(dev,
148 						pasid,
149 						-1,
150 						KFD_EC_MASK(EC_DEVICE_MEMORY_VIOLATION),
151 						&exception_data,
152 						sizeof(exception_data));
153 	} else if (KFD_IRQ_IS_FENCE(client_id, source_id)) {
154 		kfd_process_close_interrupt_drain(pasid);
155 	}
156 }
```
which has a vulnerability among CWE-787 and among lines:
```
95 		} else if (source_id == SOC15_INTSRC_CP_BAD_OPCODE) {
```
Please generate five possible patches for the vulnerability.