diff --git a/pkg/report/linux.go b/pkg/report/linux.go
index 481bef4d..4f3a76dd 100644
--- a/pkg/report/linux.go
+++ b/pkg/report/linux.go
@@ -575,7 +575,7 @@ var linuxOopses = []*oops{
 				fmt:   "BUG: sleeping function called from invalid context %[1]v",
 			},
 			{
-				title: compile("BUG: using __this_cpu_([a-z_]+)\\(\\) in preemptible .*(?:.*\\n){0,30}Call Trace:\\n" + stacktraceRe("dump_stack", "preemption", "preempt")),
+				title: compile("BUG: using __this_cpu_([a-z_]+)\\(\\) in preemptible .*(?:.*\\n){0,20}?Call Trace:\\n" + stacktraceRe("dump_stack", "preemption", "preempt")),
 				fmt:   "BUG: using __this_cpu_%[1]v() in preemptible code in %[2]v",
 			},
 			{
@@ -728,7 +728,7 @@ var linuxOopses = []*oops{
 				fmt:   "INFO: rcu detected stall",
 			},
 			{
-				title: compile("INFO: trying to register non-static key(?:.*\\n){0,10}Call Trace:\\n" + stacktraceRe("stack", "lock", "IRQ")),
+				title: compile("INFO: trying to register non-static key(?:.*\\n){0,20}?Call Trace:\\n" + stacktraceRe("stack", "lock", "IRQ")),
 				fmt:   "INFO: trying to register non-static key in %[1]v",
 			},
 			{
@@ -745,7 +745,7 @@ var linuxOopses = []*oops{
 				corrupted: true,
 			},
 			{
-				title: compile("INFO: task .* blocked for more than [0-9]+ seconds(?:.*\\n){0,10}Call Trace:\\n" + stacktraceRe("sched", "_lock", "completion", "kthread")),
+				title: compile("INFO: task .* blocked for more than [0-9]+ seconds(?:.*\\n){0,20}?Call Trace:\\n" + stacktraceRe("sched", "_lock", "completion", "kthread")),
 				fmt:   "INFO: task hung in %[1]v",
 			},
 			{
diff --git a/pkg/report/report_test.go b/pkg/report/report_test.go
index 2a4377a6..1c60f757 100644
--- a/pkg/report/report_test.go
+++ b/pkg/report/report_test.go
@@ -138,7 +138,7 @@ func testParseImpl(t *testing.T, reporter Reporter, test *ParseTest) {
 		t.Fatalf("report is incorrectly marked as corrupted")
 	}
 	if !corrupted && test.Corrupted {
-		t.Fatalf("failed to mark report as corrupted")
+		t.Fatalf("failed to mark report '%s' as corrupted", title)
 	}
 	if rep != nil {
 		if test.HasReport && !bytes.Equal(rep.Report, test.Report) {
diff --git a/pkg/report/testdata/linux/report/135 b/pkg/report/testdata/linux/report/135
new file mode 100644
index 00000000..82b30737
--- /dev/null
+++ b/pkg/report/testdata/linux/report/135
@@ -0,0 +1,30 @@
+TITLE: BUG: using __this_cpu_read() in preemptible code in ipcomp_init_state
+
+[  177.880417] BUG: using __this_cpu_read() in preemptible [00000000] code: syz-executor6/27031
+[  177.889042] caller is __this_cpu_preempt_check+0x13/0x20
+[  177.894472] CPU: 0 PID: 27031 Comm: syz-executor6 Not tainted 4.4.105-ge303a83 #5
+[  177.902067] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
+[  177.911395]  0000000000000000 b8d1e2d1adfb9027 ffff8800b8bd76b8 ffffffff81cc9b4f
+[  177.919376]  0000000000000000 ffffffff839fd4a0 ffff8800b8bd76f8 ffffffff81d28d58
+[  177.927362]  ffffffff83d093a0 ffff8800b54fe980 dffffc0000000000 ffffffff83cff4e0
+[  177.935373] Call Trace:
+[  177.937937]  [<ffffffff81cc9b4f>] dump_stack+0x8e/0xcf
+[  177.943193]  [<ffffffff81d28d58>] check_preemption_disabled+0x1b8/0x1f0
+[  177.949927]  [<ffffffff81d28dc3>] __this_cpu_preempt_check+0x13/0x20
+[  177.956394]  [<ffffffff832a4598>] ipcomp_init_state+0x168/0x8e0
+[  177.962431]  [<ffffffff83206e7e>] ipcomp4_init_state+0x9e/0x840
+...
+[  178.145972]  [<ffffffff82d9790d>] SyS_sendmsg+0xd/0x20
+[  178.151212]  [<ffffffff8374ab36>] entry_SYSCALL_64_fastpath+0x16/0x76
+[  179.050698] FAULT_FLAG_ALLOW_RETRY missing 30
+[  179.055286] FAULT_FLAG_ALLOW_RETRY missing 30
+[  179.068541] CPU: 0 PID: 27437 Comm: syz-executor2 Not tainted 4.4.105-ge303a83 #5
+[  179.076171] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
+[  179.085503]  0000000000000000 eea7e857f9d96285 ffff8801d6267980 ffffffff81cc9b4f
+[  179.093510]  1ffff1003ac4cf3b 0000000000000030 ffff8801d6267b20 ffffffff815db71b
+[  179.101505]  ffff8800b901a320 ffff8800b901a320 ffff8800b901a320 ffff8801d6267af8
+[  179.109501] Call Trace:
+[  179.112067]  [<ffffffff81cc9b4f>] dump_stack+0x8e/0xcf
+[  179.117323]  [<ffffffff815db71b>] handle_userfault+0x75b/0x1570
+...
+[  179.219186]  [<ffffffff8374ab36>] entry_SYSCALL_64_fastpath+0x16/0x76