pkg/report: add few more test cases where we fail

1 files changed, 97 insertions, 0 deletions

diff --git a/pkg/report/testdata/linux/guilty/28 b/pkg/report/testdata/linux/guilty/28
new file mode 100644
index 000000000..fbdf20a4f
--- /dev/null
+++ b/pkg/report/testdata/linux/guilty/28
@@ -0,0 +1,97 @@
+# TODO: this must be net/strparser/strparser.c
+FILE: kernel/workqueue.c
+
+==================================================================
+BUG: KASAN: use-after-free in constant_test_bit arch/x86/include/asm/bitops.h:325 [inline]
+BUG: KASAN: use-after-free in work_is_static_object+0x39/0x40 kernel/workqueue.c:443
+Read of size 8 at addr ffff8801beca5788 by task syz-executor2/12922
+
+CPU: 0 PID: 12922 Comm: syz-executor2 Not tainted 4.15.0-rc5+ #178
+Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
+Call Trace:
+ __dump_stack lib/dump_stack.c:17 [inline]
+ dump_stack+0x194/0x257 lib/dump_stack.c:53
+ print_address_description+0x73/0x250 mm/kasan/report.c:252
+ kasan_report_error mm/kasan/report.c:351 [inline]
+ kasan_report+0x25b/0x340 mm/kasan/report.c:409
+ __asan_report_load8_noabort+0x14/0x20 mm/kasan/report.c:430
+ constant_test_bit arch/x86/include/asm/bitops.h:325 [inline]
+ work_is_static_object+0x39/0x40 kernel/workqueue.c:443
+ debug_object_activate+0x36f/0x730 lib/debugobjects.c:470
+ debug_work_activate kernel/workqueue.c:492 [inline]
+ __queue_work+0x163/0x1230 kernel/workqueue.c:1381
+ queue_work_on+0x16a/0x1c0 kernel/workqueue.c:1487
+ queue_work include/linux/workqueue.h:488 [inline]
+ strp_check_rcv+0x25/0x30 net/strparser/strparser.c:552
+ kcm_attach net/kcm/kcmsock.c:1439 [inline]
+ kcm_attach_ioctl net/kcm/kcmsock.c:1460 [inline]
+ kcm_ioctl+0x82f/0x1690 net/kcm/kcmsock.c:1665
+ sock_do_ioctl+0x65/0xb0 net/socket.c:956
+ sock_ioctl+0x2c2/0x440 net/socket.c:1053
+ vfs_ioctl fs/ioctl.c:46 [inline]
+ do_vfs_ioctl+0x1b1/0x1520 fs/ioctl.c:686
+ SYSC_ioctl fs/ioctl.c:701 [inline]
+ SyS_ioctl+0x8f/0xc0 fs/ioctl.c:692
+ entry_SYSCALL_64_fastpath+0x23/0x9a
+RIP: 0033:0x452ac9
+RSP: 002b:00007f1bbd860c58 EFLAGS: 00000212 ORIG_RAX: 0000000000000010
+RAX: ffffffffffffffda RBX: 000000000071bea0 RCX: 0000000000452ac9
+RDX: 0000000020954ff8 RSI: 00000000000089e0 RDI: 0000000000000017
+RBP: 000000000000057b R08: 0000000000000000 R09: 0000000000000000
+R10: 0000000000000000 R11: 0000000000000212 R12: 00000000006f6428
+R13: 00000000ffffffff R14: 00007f1bbd8616d4 R15: 0000000000000000
+
+Allocated by task 12922:
+ save_stack+0x43/0xd0 mm/kasan/kasan.c:447
+ set_track mm/kasan/kasan.c:459 [inline]
+ kasan_kmalloc+0xad/0xe0 mm/kasan/kasan.c:551
+ kasan_slab_alloc+0x12/0x20 mm/kasan/kasan.c:489
+ kmem_cache_alloc+0x12e/0x760 mm/slab.c:3544
+ kmem_cache_zalloc include/linux/slab.h:678 [inline]
+ kcm_attach net/kcm/kcmsock.c:1394 [inline]
+ kcm_attach_ioctl net/kcm/kcmsock.c:1460 [inline]
+ kcm_ioctl+0x2d2/0x1690 net/kcm/kcmsock.c:1665
+ sock_do_ioctl+0x65/0xb0 net/socket.c:956
+ sock_ioctl+0x2c2/0x440 net/socket.c:1053
+ vfs_ioctl fs/ioctl.c:46 [inline]
+ do_vfs_ioctl+0x1b1/0x1520 fs/ioctl.c:686
+ SYSC_ioctl fs/ioctl.c:701 [inline]
+ SyS_ioctl+0x8f/0xc0 fs/ioctl.c:692
+ entry_SYSCALL_64_fastpath+0x23/0x9a
+
+Freed by task 12929:
+ save_stack+0x43/0xd0 mm/kasan/kasan.c:447
+ set_track mm/kasan/kasan.c:459 [inline]
+ kasan_slab_free+0x71/0xc0 mm/kasan/kasan.c:524
+ __cache_free mm/slab.c:3488 [inline]
+ kmem_cache_free+0x83/0x2a0 mm/slab.c:3746
+ kcm_unattach+0xe53/0x1510 net/kcm/kcmsock.c:1563
+ kcm_unattach_ioctl net/kcm/kcmsock.c:1608 [inline]
+ kcm_ioctl+0xe54/0x1690 net/kcm/kcmsock.c:1675
+ sock_do_ioctl+0x65/0xb0 net/socket.c:956
+ sock_ioctl+0x2c2/0x440 net/socket.c:1053
+ vfs_ioctl fs/ioctl.c:46 [inline]
+ do_vfs_ioctl+0x1b1/0x1520 fs/ioctl.c:686
+ SYSC_ioctl fs/ioctl.c:701 [inline]
+ SyS_ioctl+0x8f/0xc0 fs/ioctl.c:692
+ entry_SYSCALL_64_fastpath+0x23/0x9a
+
+The buggy address belongs to the object at ffff8801beca56c0
+ which belongs to the cache kcm_psock_cache of size 544
+The buggy address is located 200 bytes inside of
+ 544-byte region [ffff8801beca56c0, ffff8801beca58e0)
+The buggy address belongs to the page:
+page:000000005180a80a count:1 mapcount:0 mapping:0000000058aa9a5c index:0x0 compound_mapcount: 0
+flags: 0x2fffc0000008100(slab|head)
+raw: 02fffc0000008100 ffff8801beca40c0 0000000000000000 000000010000000b
+raw: ffff8801d31e8a48 ffff8801d31e8a48 ffff8801d3f6a380 0000000000000000
+page dumped because: kasan: bad access detected
+
+Memory state around the buggy address:
+ ffff8801beca5680: fc fc fc fc fc fc fc fc fb fb fb fb fb fb fb fb
+ ffff8801beca5700: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
+ffff8801beca5780: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
+                      ^
+ ffff8801beca5800: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
+ ffff8801beca5880: fb fb fb fb fb fb fb fb fb fb fb fb fc fc fc fc
+==================================================================