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[syzbot] [hfs?] KASAN: wild-memory-access Read in hfsplus_bnode_dump | 0 (2) | 2023/05/25 20:03 |
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[syzbot] [hfs?] KASAN: wild-memory-access Read in hfsplus_bnode_dump | 0 (2) | 2023/05/25 20:03 |
syz-executor236[5027]: memfd_create() called without MFD_EXEC or MFD_NOEXEC_SEAL set loop0: detected capacity change from 0 to 1024 hfsplus: request for non-existent node 32768 in B*Tree hfsplus: request for non-existent node 32768 in B*Tree ================================================================== BUG: KASAN: wild-memory-access in memcpy_from_page include/linux/highmem.h:417 [inline] BUG: KASAN: wild-memory-access in hfsplus_bnode_read fs/hfsplus/bnode.c:32 [inline] BUG: KASAN: wild-memory-access in hfsplus_bnode_read_u16 fs/hfsplus/bnode.c:45 [inline] BUG: KASAN: wild-memory-access in hfsplus_bnode_dump+0x403/0xba0 fs/hfsplus/bnode.c:305 Read of size 2 at addr 000508800000103e by task syz-executor236/5027 CPU: 0 PID: 5027 Comm: syz-executor236 Not tainted 6.6.0-rc5-syzkaller-00055-g1c8b86a3799f #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/06/2023 Call Trace: <TASK> __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0x1e7/0x2d0 lib/dump_stack.c:106 print_report+0xe6/0x540 mm/kasan/report.c:478 kasan_report+0x175/0x1b0 mm/kasan/report.c:588 kasan_check_range+0x27e/0x290 mm/kasan/generic.c:187 __asan_memcpy+0x29/0x70 mm/kasan/shadow.c:105 memcpy_from_page include/linux/highmem.h:417 [inline] hfsplus_bnode_read fs/hfsplus/bnode.c:32 [inline] hfsplus_bnode_read_u16 fs/hfsplus/bnode.c:45 [inline] hfsplus_bnode_dump+0x403/0xba0 fs/hfsplus/bnode.c:305 hfsplus_brec_remove+0x42c/0x4f0 fs/hfsplus/brec.c:229 __hfsplus_delete_attr+0x275/0x450 fs/hfsplus/attributes.c:299 hfsplus_delete_all_attrs+0x26b/0x3c0 fs/hfsplus/attributes.c:378 hfsplus_delete_cat+0xb5c/0xf90 fs/hfsplus/catalog.c:425 hfsplus_unlink+0x363/0x790 fs/hfsplus/dir.c:385 vfs_unlink+0x35d/0x5f0 fs/namei.c:4332 do_unlinkat+0x4a7/0x950 fs/namei.c:4398 __do_sys_unlink fs/namei.c:4446 [inline] __se_sys_unlink fs/namei.c:4444 [inline] __x64_sys_unlink+0x49/0x50 fs/namei.c:4444 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x41/0xc0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7f05305505f9 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 61 17 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 b8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007fffd74fe128 EFLAGS: 00000246 ORIG_RAX: 0000000000000057 RAX: ffffffffffffffda RBX: 00007fffd74fe308 RCX: 00007f05305505f9 RDX: 00007f053054f8f0 RSI: 0000000000000000 RDI: 0000000020000140 RBP: 00007f05305c3610 R08: 0000000000000640 R09: 0000000000000000 R10: 00007fffd74fdff0 R11: 0000000000000246 R12: 0000000000000001 R13: 00007fffd74fe2f8 R14: 0000000000000001 R15: 0000000000000001 </TASK> ==================================================================
Time | Kernel | Commit | Syzkaller | Config | Log | Report | Syz repro | C repro | VM info | Assets (help?) | Manager | Title |
---|---|---|---|---|---|---|---|---|---|---|---|---|
2023/10/11 18:14 | upstream | 1c8b86a3799f | 83165b57 | .config | strace log | report | syz | C | [disk image] [vmlinux] [kernel image] [mounted in repro] | ci-upstream-kasan-gce-smack-root | KASAN: wild-memory-access Read in hfsplus_bnode_dump | |
2023/05/25 20:03 | upstream | 933174ae28ba | 0513b3e6 | .config | strace log | report | syz | C | [disk image] [vmlinux] [kernel image] [mounted in repro] | ci2-upstream-fs | KASAN: wild-memory-access Read in hfsplus_bnode_dump | |
2023/11/24 02:33 | upstream | d3fa86b1a7b4 | 5b429f39 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-upstream-fs | KASAN: wild-memory-access Read in hfsplus_bnode_dump | ||
2023/05/25 19:47 | upstream | 933174ae28ba | 0513b3e6 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-upstream-fs | KASAN: wild-memory-access Read in hfsplus_bnode_dump | ||
2023/05/10 04:20 | upstream | 1dc3731daf1f | 30aa2a7e | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-upstream-fs | KASAN: wild-memory-access Read in hfsplus_bnode_dump | ||
2023/04/23 11:54 | upstream | 622322f53c6d | 2b32bd34 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-upstream-fs | KASAN: wild-memory-access Read in hfsplus_bnode_dump | ||
2023/04/22 23:27 | upstream | 2caeeb9d4a1b | 2b32bd34 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-upstream-fs | KASAN: wild-memory-access Read in hfsplus_bnode_dump | ||
2023/04/11 17:45 | upstream | 0d3eb744aed4 | 49faf98d | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-upstream-fs | KASAN: wild-memory-access Read in hfsplus_bnode_dump |