WARNING: line length of 86 exceeds 80 columns
#84: FILE: kernel/bpf/liveness.c:1447:
+		/* helper/kfunc read unknown amount of bytes from fp_off until fp+0 */

WARNING: line length of 82 exceeds 80 columns
#93: FILE: kernel/bpf/liveness.c:1456:
+		slot_lo = max_t(s32, (-fp_off - access_bytes) / STACK_SLOT_SZ, 0);

WARNING: line length of 102 exceeds 80 columns
#101: FILE: kernel/bpf/liveness.c:1464:
+		slot_lo = max_t(s32, (-fp_off - access_bytes + STACK_SLOT_SZ - 1) / STACK_SLOT_SZ, 0);

WARNING: line length of 84 exceeds 80 columns
#126: FILE: kernel/bpf/liveness.c:1489:
+			return mark_stack_read(instance, frame, insn_idx, SPIS_ALL);

WARNING: line length of 105 exceeds 80 columns
#134: FILE: kernel/bpf/liveness.c:1497:
+		err = record_stack_access_off(env, instance, arg->off[i], access_bytes, frame, insn_idx);

WARNING: line length of 83 exceeds 80 columns
#145: FILE: kernel/bpf/liveness.c:1508:
+static int record_imprecise(struct func_instance *instance, u32 mask, u32 insn_idx)

WARNING: line length of 89 exceeds 80 columns
#214: FILE: kernel/bpf/liveness.c:1577:
+		return record_stack_access(env, instance, ptr, sz, ptr->frame, insn_idx);

WARNING: line length of 90 exceeds 80 columns
#246: FILE: kernel/bpf/liveness.c:1609:
+			bytes = bpf_helper_stack_access_bytes(env, insn, r - 1, insn_idx);

WARNING: line length of 89 exceeds 80 columns
#248: FILE: kernel/bpf/liveness.c:1611:
+			bytes = bpf_kfunc_stack_access_bytes(env, insn, r - 1, insn_idx);

WARNING: line length of 87 exceeds 80 columns
#251: FILE: kernel/bpf/liveness.c:1614:
+				err = mark_stack_read(instance, f, insn_idx, SPIS_ALL);

WARNING: line length of 97 exceeds 80 columns
#261: FILE: kernel/bpf/liveness.c:1624:
+			err = record_stack_access(env, instance, &at[r], bytes, frame, insn_idx);

WARNING: line length of 87 exceeds 80 columns
#298: FILE: kernel/bpf/liveness.c:1898:
+					      MAX_ARG_SPILL_SLOTS, GFP_KERNEL_ACCOUNT);

WARNING: line length of 95 exceeds 80 columns
#304: FILE: kernel/bpf/liveness.c:1904:
+			       at_stack_in[i], sizeof(struct arg_track) * MAX_ARG_SPILL_SLOTS);

total: 0 errors, 13 warnings, 0 checks, 356 lines checked

NOTE: For some of the reported defects, checkpatch may be able to
      mechanically convert to the typical style using --fix or --fix-inplace.

Commit 638f69ee98c7 ("bpf: record arg tracking results in bpf_liveness masks") has style problems, please review.

NOTE: Ignored message types: ALLOC_SIZEOF_STRUCT BAD_REPORTED_BY_LINK CAMELCASE COMMIT_LOG_LONG_LINE FILE_PATH_CHANGES GIT_COMMIT_ID MACRO_ARG_REUSE NO_AUTHOR_SIGN_OFF

NOTE: If any of the errors are false positives, please report
      them to the maintainer, see CHECKPATCH in MAINTAINERS.
total: 0 errors, 13 warnings, 0 checks, 356 lines checked