Date | Name | Commit | Repro | Result |
---|---|---|---|---|
2024/11/12 | upstream (ToT) | 14b6320953a3 | C | [report] KASAN: slab-out-of-bounds Write in hfs_bnode_read_key |
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Date | Name | Commit | Repro | Result |
---|---|---|---|---|
2024/11/12 | upstream (ToT) | 14b6320953a3 | C | [report] KASAN: slab-out-of-bounds Write in hfs_bnode_read_key |
Kernel | Title | Repro | Cause bisect | Fix bisect | Count | Last | Reported | Patched | Status |
---|---|---|---|---|---|---|---|---|---|
upstream | KASAN: slab-out-of-bounds Write in hfs_bnode_read hfs | C | inconclusive | 4 | 11d | 7d09h | 0/28 | upstream: reported C repro on 2024/11/27 09:48 |
Created | Duration | User | Patch | Repo | Result |
---|---|---|---|---|---|
2024/11/11 01:56 | 10m | retest repro | linux-5.15.y | report log | |
2024/10/25 05:54 | 11m | retest repro | linux-5.15.y | report log |
loop0: detected capacity change from 0 to 64 hfs: unable to locate alternate MDB hfs: continuing without an alternate MDB ================================================================== BUG: KASAN: slab-out-of-bounds in hfs_bnode_read+0x179/0x2a0 fs/hfs/bnode.c:37 Write of size 256 at addr ffff88801e67f000 by task syz-executor210/3505 CPU: 1 PID: 3505 Comm: syz-executor210 Not tainted 5.15.118-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/27/2023 Call Trace: <TASK> __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0x1e3/0x2cb lib/dump_stack.c:106 print_address_description+0x63/0x3b0 mm/kasan/report.c:248 __kasan_report mm/kasan/report.c:434 [inline] kasan_report+0x16b/0x1c0 mm/kasan/report.c:451 kasan_check_range+0x27e/0x290 mm/kasan/generic.c:189 memcpy+0x3c/0x60 mm/kasan/shadow.c:66 hfs_bnode_read+0x179/0x2a0 fs/hfs/bnode.c:37 hfs_bnode_read_key+0x16e/0x240 fs/hfs/bnode.c:73 hfs_brec_insert+0x69d/0xbd0 fs/hfs/brec.c:141 hfs_cat_create+0x5db/0xa60 fs/hfs/catalog.c:131 hfs_create+0x62/0xd0 fs/hfs/dir.c:202 lookup_open fs/namei.c:3392 [inline] open_last_lookups fs/namei.c:3462 [inline] path_openat+0x12f6/0x2f20 fs/namei.c:3669 do_filp_open+0x21c/0x460 fs/namei.c:3699 do_sys_openat2+0x13b/0x500 fs/open.c:1211 do_sys_open fs/open.c:1227 [inline] __do_sys_openat fs/open.c:1243 [inline] __se_sys_openat fs/open.c:1238 [inline] __x64_sys_openat+0x243/0x290 fs/open.c:1238 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x3d/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x61/0xcb RIP: 0033:0x7f5233a46b49 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 14 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007ffca3d8cb38 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f5233a46b49 RDX: 0000000000141842 RSI: 0000000020000380 RDI: 00000000ffffff9c RBP: 00007f5233a06150 R08: 0000000000000260 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007f5233a061e0 R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 </TASK> Allocated by task 3505: kasan_save_stack mm/kasan/common.c:38 [inline] kasan_set_track mm/kasan/common.c:46 [inline] set_alloc_info mm/kasan/common.c:434 [inline] ____kasan_kmalloc+0xba/0xf0 mm/kasan/common.c:513 kasan_kmalloc include/linux/kasan.h:264 [inline] __kmalloc+0x168/0x300 mm/slub.c:4407 kmalloc include/linux/slab.h:596 [inline] hfs_find_init+0x8c/0x1e0 fs/hfs/bfind.c:21 hfs_cat_create+0x17e/0xa60 fs/hfs/catalog.c:96 hfs_create+0x62/0xd0 fs/hfs/dir.c:202 lookup_open fs/namei.c:3392 [inline] open_last_lookups fs/namei.c:3462 [inline] path_openat+0x12f6/0x2f20 fs/namei.c:3669 do_filp_open+0x21c/0x460 fs/namei.c:3699 do_sys_openat2+0x13b/0x500 fs/open.c:1211 do_sys_open fs/open.c:1227 [inline] __do_sys_openat fs/open.c:1243 [inline] __se_sys_openat fs/open.c:1238 [inline] __x64_sys_openat+0x243/0x290 fs/open.c:1238 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x3d/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x61/0xcb The buggy address belongs to the object at ffff88801e67f000 which belongs to the cache kmalloc-96 of size 96 The buggy address is located 0 bytes inside of 96-byte region [ffff88801e67f000, ffff88801e67f060) The buggy address belongs to the page: page:ffffea0000799fc0 refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x1e67f flags: 0xfff00000000200(slab|node=0|zone=1|lastcpupid=0x7ff) raw: 00fff00000000200 ffffea0001d3bf40 0000000600000006 ffff888011c41780 raw: 0000000000000000 0000000080200020 00000001ffffffff 0000000000000000 page dumped because: kasan: bad access detected page_owner tracks the page as allocated page last allocated via order 0, migratetype Unmovable, gfp_mask 0x12c40(GFP_NOFS|__GFP_NOWARN|__GFP_NORETRY), pid 2969, ts 18771314214, free_ts 18768438905 prep_new_page mm/page_alloc.c:2426 [inline] get_page_from_freelist+0x322a/0x33c0 mm/page_alloc.c:4159 __alloc_pages+0x272/0x700 mm/page_alloc.c:5421 alloc_slab_page mm/slub.c:1775 [inline] allocate_slab mm/slub.c:1912 [inline] new_slab+0xbb/0x4b0 mm/slub.c:1975 ___slab_alloc+0x6f6/0xe10 mm/slub.c:3008 __slab_alloc mm/slub.c:3095 [inline] slab_alloc_node mm/slub.c:3186 [inline] slab_alloc mm/slub.c:3228 [inline] __kmalloc+0x1c9/0x300 mm/slub.c:4403 kmalloc include/linux/slab.h:596 [inline] kzalloc include/linux/slab.h:721 [inline] tomoyo_encode2 security/tomoyo/realpath.c:45 [inline] tomoyo_encode+0x26b/0x530 security/tomoyo/realpath.c:80 tomoyo_realpath_from_path+0x5a2/0x5e0 security/tomoyo/realpath.c:288 tomoyo_get_realpath security/tomoyo/file.c:151 [inline] tomoyo_path_perm+0x273/0x6b0 security/tomoyo/file.c:822 tomoyo_path_symlink+0xda/0x110 security/tomoyo/tomoyo.c:199 security_path_symlink+0xd9/0x130 security/security.c:1179 do_symlinkat+0x129/0x600 fs/namei.c:4382 __do_sys_symlink fs/namei.c:4409 [inline] __se_sys_symlink fs/namei.c:4407 [inline] __x64_sys_symlink+0x7a/0x90 fs/namei.c:4407 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x3d/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x61/0xcb page last free stack trace: reset_page_owner include/linux/page_owner.h:24 [inline] free_pages_prepare mm/page_alloc.c:1340 [inline] free_pcp_prepare mm/page_alloc.c:1391 [inline] free_unref_page_prepare+0xc34/0xcf0 mm/page_alloc.c:3317 free_unref_page+0x95/0x2d0 mm/page_alloc.c:3396 mm_free_pgd kernel/fork.c:652 [inline] __mmdrop+0xac/0x3e0 kernel/fork.c:703 mmdrop include/linux/sched/mm.h:49 [inline] finish_task_switch+0x218/0x630 kernel/sched/core.c:4925 context_switch kernel/sched/core.c:5029 [inline] __schedule+0x12cc/0x4590 kernel/sched/core.c:6372 schedule+0x11b/0x1f0 kernel/sched/core.c:6455 schedule_hrtimeout_range_clock+0x27f/0x470 kernel/time/hrtimer.c:2307 ep_poll+0x199a/0x1c60 fs/eventpoll.c:1877 do_epoll_wait+0x1ae/0x220 fs/eventpoll.c:2255 __do_sys_epoll_wait fs/eventpoll.c:2267 [inline] __se_sys_epoll_wait fs/eventpoll.c:2262 [inline] __x64_sys_epoll_wait+0x253/0x2a0 fs/eventpoll.c:2262 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x3d/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x61/0xcb Memory state around the buggy address: ffff88801e67ef00: 00 00 00 00 00 fc fc fc fc fc fc fc fc fc fc fc ffff88801e67ef80: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc >ffff88801e67f000: 00 00 00 00 00 00 00 00 00 06 fc fc fc fc fc fc ^ ffff88801e67f080: fa fb fb fb fb fb fb fb fb fb fb fb fc fc fc fc ffff88801e67f100: 00 00 00 00 00 00 00 00 00 00 00 00 fc fc fc fc ==================================================================
Time | Kernel | Commit | Syzkaller | Config | Log | Report | Syz repro | C repro | VM info | Assets (help?) | Manager | Title |
---|---|---|---|---|---|---|---|---|---|---|---|---|
2023/06/25 11:33 | linux-5.15.y | f67653019430 | 79782afc | .config | console log | report | syz | C | [disk image] [vmlinux] [kernel image] [mounted in repro] | ci2-linux-5-15-kasan | KASAN: slab-out-of-bounds Write in hfs_bnode_read | |
2023/06/04 19:49 | linux-5.15.y | 0ab06468cbd1 | a4ae4f42 | .config | console log | report | syz | C | [disk image] [vmlinux] [kernel image] [mounted in repro] | ci2-linux-5-15-kasan-arm64 | KASAN: slab-out-of-bounds Write in hfs_bnode_read | |
2024/12/02 10:47 | linux-5.15.y | 0a51d2d4527b | 68914665 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-linux-5-15-kasan | KASAN: slab-out-of-bounds Write in hfs_bnode_read | ||
2024/11/29 15:47 | linux-5.15.y | 0a51d2d4527b | 5df23865 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-linux-5-15-kasan | KASAN: slab-out-of-bounds Write in hfs_bnode_read | ||
2024/11/25 14:57 | linux-5.15.y | 0a51d2d4527b | 68da6d95 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-linux-5-15-kasan | KASAN: slab-out-of-bounds Write in hfs_bnode_read | ||
2024/11/23 09:42 | linux-5.15.y | 0a51d2d4527b | 68da6d95 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-linux-5-15-kasan | KASAN: slab-out-of-bounds Write in hfs_bnode_read | ||
2024/12/01 02:51 | linux-5.15.y | 0a51d2d4527b | 68914665 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-linux-5-15-kasan-arm64 | KASAN: slab-out-of-bounds Write in hfs_bnode_read | ||
2024/11/28 22:14 | linux-5.15.y | 0a51d2d4527b | 5df23865 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-linux-5-15-kasan-arm64 | KASAN: slab-out-of-bounds Write in hfs_bnode_read | ||
2024/11/11 09:03 | linux-5.15.y | 3c17fc483905 | 6b856513 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-linux-5-15-kasan-arm64 | KASAN: slab-out-of-bounds Write in hfs_bnode_read | ||
2024/10/27 22:45 | linux-5.15.y | 74cdd62cb470 | 65e8686b | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-linux-5-15-kasan-arm64 | KASAN: slab-out-of-bounds Write in hfs_bnode_read | ||
2024/10/07 14:41 | linux-5.15.y | 3a5928702e71 | d7906eff | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-linux-5-15-kasan-arm64 | KASAN: slab-out-of-bounds Write in hfs_bnode_read |