Based on the provided code snippet and the specified vulnerability (CWE-787: Out-of-bounds Write) around line 95, here are five possible patches to address the issue:

Patch 1: Add bounds checking for source_id
```
95 		} else if (source_id == SOC15_INTSRC_CP_BAD_OPCODE && source_id < MAX_SOURCE_ID) {
```

Patch 2: Use a safer function to handle the bad opcode
```
95 		} else if (source_id == SOC15_INTSRC_CP_BAD_OPCODE) {
96 			kfd_handle_bad_opcode_safely(dev, pasid, context_id0);
```

Patch 3: Validate input parameters before processing
```
94 		} else if (source_id == SOC15_INTSRC_CP_BAD_OPCODE) {
95 			if (validate_interrupt_params(dev, pasid, context_id0)) {
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 			}
```

Patch 4: Use a switch statement with a default case
```
94 		} else {
95 			switch (source_id) {
96 				case SOC15_INTSRC_CP_BAD_OPCODE:
97 					kfd_set_dbg_ev_from_interrupt(dev, pasid,
98 						KFD_DEBUG_DOORBELL_ID(context_id0),
99 						KFD_EC_MASK(KFD_DEBUG_CP_BAD_OP_ECODE(context_id0)),
100 						NULL,
101 						0);
102 					break;
103 				default:
104 					// Handle unexpected source_id
105 					break;
106 			}
```

Patch 5: Add error logging and graceful handling for unexpected source_id
```
94 		} else if (source_id == SOC15_INTSRC_CP_BAD_OPCODE) {
95 			if (is_valid_source_id(source_id)) {
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 			} else {
102 				pr_err("Invalid source_id encountered: %u\n", source_id);
103 				// Handle error condition
104 			}
```

These patches aim to address potential out-of-bounds write issues by adding input validation, bounds checking, and error handling mechanisms. The choice of patch depends on the specific requirements and constraints of the system.