git: 2018d4886281 - main - stress2: Added two new syzkaller reproducers. Update the exclude list

Peter Holm pho at FreeBSD.org
Sat May 8 06:25:34 UTC 2021


The branch main has been updated by pho:

URL: https://cgit.FreeBSD.org/src/commit/?id=2018d4886281275b4222c860545fa97ab97029e3

commit 2018d4886281275b4222c860545fa97ab97029e3
Author:     Peter Holm <pho at FreeBSD.org>
AuthorDate: 2021-05-08 06:24:42 +0000
Commit:     Peter Holm <pho at FreeBSD.org>
CommitDate: 2021-05-08 06:24:42 +0000

    stress2: Added two new syzkaller reproducers. Update the exclude list
---
 tools/test/stress2/misc/all.exclude    |   4 +-
 tools/test/stress2/misc/syzkaller35.sh | 101 +++++++++++++++++++++++++++++++++
 tools/test/stress2/misc/syzkaller36.sh |  98 ++++++++++++++++++++++++++++++++
 3 files changed, 201 insertions(+), 2 deletions(-)

diff --git a/tools/test/stress2/misc/all.exclude b/tools/test/stress2/misc/all.exclude
index 50e4d0ecc77b..e388fa8957d9 100644
--- a/tools/test/stress2/misc/all.exclude
+++ b/tools/test/stress2/misc/all.exclude
@@ -48,8 +48,6 @@ quota10.sh		people.freebsd.org/~pho/stress/log/quota10-2.txt		20200525
 quota2.sh		panic: dqflush: stray dquot					20120221
 quota3.sh		panic: softdep_deallocate_dependencies: unrecovered ...		20111222
 quota7.sh		panic: dqflush: stray dquot					20120221
-sctp.sh			panic: Queues are not empty when handling ... i386		20201104
-sctp2.sh		panic: soclose: SS_NOFDREF on enter				20200307
 sctp3.sh		panic: Queues are not empty when handling SHUTDOWN-COMPLETE	20210211
 sendfile25.sh		WiP								20200611
 signal.sh		Timing issues. Needs fixing					20171116
@@ -72,6 +70,8 @@ syzkaller30.sh		May change policy for random threads to to domainset_fixed	20210
 syzkaller31.sh		panic: Bad tailq NEXT(0xfffffe0079608f00->tqh_last) != NULL	20210322
 syzkaller32.sh		Fatal trap 18: integer divide fault while in kernel mode	20210322
 syzkaller33.sh		Fatal trap 18: integer divide fault while in kernel mode	20210418
+syzkaller35.sh		panic: AEAD without a separate IV				20210508
+syzkaller36.sh		panic: IV outside buffer length					20210508
 truss3.sh		WiP								20200915
 unionfs.sh		insmntque: non-locked vp: xx is not exclusive locked...		20130909
 unionfs2.sh		insmntque: mp-safe fs and non-locked vp is not ...		20111219
diff --git a/tools/test/stress2/misc/syzkaller35.sh b/tools/test/stress2/misc/syzkaller35.sh
new file mode 100755
index 000000000000..14619c24ab9c
--- /dev/null
+++ b/tools/test/stress2/misc/syzkaller35.sh
@@ -0,0 +1,101 @@
+#!/bin/sh
+
+# panic: AEAD without a separate IV
+# cpuid = 18
+# time = 1620305816
+# KDB: stack backtrace:
+# db_trace_self_wrapper() at db_trace_self_wrapper+0x2b/frame 0xfffffe01aeea25d0
+# vpanic() at vpanic+0x181/frame 0xfffffe01aeea2620
+# panic() at panic+0x43/frame 0xfffffe01aeea2680
+# crp_sanity() at crp_sanity+0x4e9/frame 0xfffffe01aeea26b0
+# crypto_dispatch() at crypto_dispatch+0xf/frame 0xfffffe01aeea26d0
+# crypto_ioctl() at crypto_ioctl+0x1e33/frame 0xfffffe01aeea27e0
+# devfs_ioctl() at devfs_ioctl+0xcd/frame 0xfffffe01aeea2830
+# VOP_IOCTL_APV() at VOP_IOCTL_APV+0x59/frame 0xfffffe01aeea2850
+# vn_ioctl() at vn_ioctl+0x133/frame 0xfffffe01aeea2960
+# devfs_ioctl_f() at devfs_ioctl_f+0x1e/frame 0xfffffe01aeea2980
+# kern_ioctl() at kern_ioctl+0x289/frame 0xfffffe01aeea29f0
+# sys_ioctl() at sys_ioctl+0x12a/frame 0xfffffe01aeea2ac0
+# amd64_syscall() at amd64_syscall+0x147/frame 0xfffffe01aeea2bf0
+# fast_syscall_common() at fast_syscall_common+0xf8/frame 0xfffffe01aeea2bf0
+# --- syscall (0, FreeBSD ELF64, nosys), rip = 0x8003827da, rsp = 0x7fffffffe848, rbp = 0x7fffffffe890 ---
+# KDB: enter: panic
+# [ thread pid 4018 tid 100350 ]
+# Stopped at      kdb_enter+0x37: movq    $0,0x1282a9e(%rip)
+# db> x/s version
+# version: FreeBSD 14.0-CURRENT #0 main-n246502-49c894ddced: Thu May  6 09:17:33 CEST 2021
+# pho at t2.osted.lan:/usr/src/sys/amd64/compile/PHO
+# db>
+
+[ `uname -p` != "amd64" ] && exit 0
+[ `id -u ` -ne 0 ] && echo "Must be root!" && exit 1
+
+. ../default.cfg
+cat > /tmp/syzkaller35.c <<EOF
+// https://syzkaller.appspot.com/bug?id=53246f1d9a11588c630ff9e2676551ee0a2757a4
+// autogenerated by syzkaller (https://github.com/google/syzkaller)
+// Reported-by: syzbot+007341439ae295cee74f at syzkaller.appspotmail.com
+
+#define _GNU_SOURCE
+
+#include <pwd.h>
+#include <stdarg.h>
+#include <stdbool.h>
+#include <stdint.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <sys/endian.h>
+#include <sys/syscall.h>
+#include <unistd.h>
+
+uint64_t r[1] = {0xffffffffffffffff};
+
+int main(void)
+{
+  syscall(SYS_mmap, 0x20000000ul, 0x1000000ul, 7ul, 0x1012ul, -1, 0ul);
+  intptr_t res = 0;
+  memcpy((void*)0x20000340, "/dev/crypto\000", 12);
+  res = syscall(SYS_openat, 0xffffffffffffff9cul, 0x20000340ul, 0ul, 0ul);
+  if (res != -1)
+    r[0] = res;
+  *(uint32_t*)0x20000440 = 0x28;
+  *(uint32_t*)0x20000444 = 0;
+  *(uint32_t*)0x20000448 = 0x10;
+  *(uint64_t*)0x20000450 = 0x20000380;
+  memcpy((void*)0x20000380,
+         "\x3c\x02\x2e\x61\x79\x2e\xec\xb0\x7f\x8a\xee\x18\xe5\xaa\x35\x05",
+         16);
+  *(uint32_t*)0x20000458 = 0;
+  *(uint64_t*)0x20000460 = 0;
+  *(uint32_t*)0x20000468 = 0;
+  *(uint32_t*)0x2000046c = 0xfdffffff;
+  *(uint32_t*)0x20000470 = 0;
+  *(uint32_t*)0x20000474 = 0;
+  *(uint32_t*)0x20000478 = 0;
+  *(uint32_t*)0x2000047c = 0;
+  syscall(SYS_ioctl, r[0], 0xc040636aul, 0x20000440ul);
+  *(uint32_t*)0x20000280 = 0;
+  *(uint16_t*)0x20000284 = 1;
+  *(uint16_t*)0x20000286 = 0;
+  *(uint32_t*)0x20000288 = 0xf0a;
+  *(uint32_t*)0x2000028c = 0;
+  *(uint32_t*)0x20000290 = 0;
+  *(uint64_t*)0x20000298 = 0x20000480;
+  *(uint64_t*)0x200002a0 = 0;
+  *(uint64_t*)0x200002a8 = 0;
+  *(uint64_t*)0x200002b0 = 0x20000680;
+  *(uint64_t*)0x200002b8 = 0;
+  syscall(SYS_ioctl, r[0], 0xc040636dul, 0x20000280ul);
+  return 0;
+}
+EOF
+mycc -o /tmp/syzkaller35 -Wall -Wextra -O0 /tmp/syzkaller35.c ||
+    exit 1
+
+kldload cryptodev.ko && loaded=1
+(cd /tmp; timeout 3m ./syzkaller35)
+[ $loaded ] && kldunload cryptodev.ko
+
+rm -rf /tmp/syzkaller35 syzkaller35.c /tmp/syzkaller.*
+exit 0
diff --git a/tools/test/stress2/misc/syzkaller36.sh b/tools/test/stress2/misc/syzkaller36.sh
new file mode 100755
index 000000000000..ca4678408a25
--- /dev/null
+++ b/tools/test/stress2/misc/syzkaller36.sh
@@ -0,0 +1,98 @@
+#!/bin/sh
+
+# panic: IV outside buffer length
+# cpuid = 22
+# time = 1620355853
+# KDB: stack backtrace:
+# db_trace_self_wrapper() at db_trace_self_wrapper+0x2b/frame 0xfffffe01af19d5d0
+# vpanic() at vpanic+0x181/frame 0xfffffe01af19d620
+# panic() at panic+0x43/frame 0xfffffe01af19d680
+# crp_sanity() at crp_sanity+0x212/frame 0xfffffe01af19d6b0
+# crypto_dispatch() at crypto_dispatch+0xf/frame 0xfffffe01af19d6d0
+# crypto_ioctl() at crypto_ioctl+0x18a9/frame 0xfffffe01af19d7e0
+# devfs_ioctl() at devfs_ioctl+0xcd/frame 0xfffffe01af19d830
+# VOP_IOCTL_APV() at VOP_IOCTL_APV+0x59/frame 0xfffffe01af19d850
+# vn_ioctl() at vn_ioctl+0x133/frame 0xfffffe01af19d960
+# devfs_ioctl_f() at devfs_ioctl_f+0x1e/frame 0xfffffe01af19d980
+# kern_ioctl() at kern_ioctl+0x289/frame 0xfffffe01af19d9f0
+# sys_ioctl() at sys_ioctl+0x12a/frame 0xfffffe01af19dac0
+# amd64_syscall() at amd64_syscall+0x147/frame 0xfffffe01af19dbf0
+# fast_syscall_common() at fast_syscall_common+0xf8/frame 0xfffffe01af19dbf0
+# --- syscall (0, FreeBSD ELF64, nosys), rip = 0x8003827da, rsp = 0x7fffffffe4f8, rbp = 0x7fffffffe540 ---
+# KDB: enter: panic
+# [ thread pid 2908 tid 100493 ]
+# Stopped at      kdb_enter+0x37: movq    $0,0x1282a9e(%rip)
+# db> x/s version
+# version: FreeBSD 14.0-CURRENT #1 main-n246506-be578b67b5a: Thu May  6 19:40:29 CEST 2021
+# pho at t2.osted.lan:/usr/src/sys/amd64/compile/PHO
+# db>
+
+[ `uname -p` != "amd64" ] && exit 0
+[ `id -u ` -ne 0 ] && echo "Must be root!" && exit 1
+
+. ../default.cfg
+cat > /tmp/syzkaller36.c <<EOF
+// https://syzkaller.appspot.com/bug?id=89267af3fd2bf65e173bbb9d69db050f29cba168
+// autogenerated by syzkaller (https://github.com/google/syzkaller)
+// Reported-by: syzbot+c9e8f6ff5cb7fa6a1250 at syzkaller.appspotmail.com
+
+#define _GNU_SOURCE
+
+#include <pwd.h>
+#include <stdarg.h>
+#include <stdbool.h>
+#include <stdint.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <sys/endian.h>
+#include <sys/syscall.h>
+#include <unistd.h>
+
+uint64_t r[1] = {0xffffffffffffffff};
+
+int main(void)
+{
+  syscall(SYS_mmap, 0x20000000ul, 0x1000000ul, 7ul, 0x1012ul, -1, 0ul);
+  intptr_t res = 0;
+  memcpy((void*)0x20000000, "/dev/crypto\000", 12);
+  res = syscall(SYS_openat, 0xffffffffffffff9cul, 0x20000000ul, 0ul, 0ul);
+  if (res != -1)
+    r[0] = res;
+  *(uint32_t*)0x20000440 = 0x17;
+  *(uint32_t*)0x20000444 = 0;
+  *(uint32_t*)0x20000448 = 0x10;
+  *(uint64_t*)0x20000450 = 0x200001c0;
+  memcpy((void*)0x200001c0,
+         "\x3c\x02\x2e\x61\x79\x2e\xec\xb0\x7f\x8a\xee\x18\xe5\xaa\x35\x05",
+         16);
+  *(uint32_t*)0x20000458 = 0;
+  *(uint64_t*)0x20000460 = 0;
+  *(uint32_t*)0x20000468 = 0;
+  *(uint32_t*)0x2000046c = 0xfdffffff;
+  *(uint32_t*)0x20000470 = 0;
+  *(uint32_t*)0x20000474 = 0;
+  *(uint32_t*)0x20000478 = 0;
+  *(uint32_t*)0x2000047c = 0;
+  syscall(SYS_ioctl, r[0], 0xc040636aul, 0x20000440ul);
+  *(uint32_t*)0x20000180 = 0;
+  *(uint16_t*)0x20000184 = 1;
+  *(uint16_t*)0x20000186 = 0;
+  *(uint32_t*)0x20000188 = 7;
+  *(uint64_t*)0x20000190 = 0x20000200;
+  *(uint64_t*)0x20000198 = 0;
+  *(uint64_t*)0x200001a0 = 0;
+  *(uint64_t*)0x200001a8 = 0;
+  syscall(SYS_ioctl, r[0], 0xc0306367ul, 0x20000180ul);
+  return 0;
+}
+EOF
+mycc -o /tmp/syzkaller36 -Wall -Wextra -O0 /tmp/syzkaller36.c ||
+    exit 1
+
+kldload cryptodev.ko && loaded=1
+(cd /tmp; timeout 3m ./syzkaller36)
+[ $loaded ] && kldunload cryptodev.ko
+
+rm -rf /tmp/syzkaller36 syzkaller36.c /tmp/syzkaller.*
+exit 0


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