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UBSAN: array-index-out-of-bounds in txCommit

Status: upstream: reported C repro on 2022/10/17 07:55
Subsystems: jfs (incorrect?)
Reported-by: syzbot+0558d19c373e44da3c18@syzkaller.appspotmail.com
First crash: 160d, last: 3d00h

Cause bisection: failed (error log, bisect log)

Sample crash report:
================================================================================
UBSAN: array-index-out-of-bounds in fs/jfs/jfs_txnmgr.c:1738:5
index 18 is out of range for type 'xad_t [18]'
CPU: 0 PID: 5160 Comm: syz-executor375 Not tainted 6.2.0-rc1-syzkaller-00043-g2258c2dc850b #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022
Call Trace:
 <TASK>
 __dump_stack lib/dump_stack.c:88 [inline]
 dump_stack_lvl+0x1b1/0x290 lib/dump_stack.c:106
 ubsan_epilogue lib/ubsan.c:151 [inline]
 __ubsan_handle_out_of_bounds+0xe0/0x110 lib/ubsan.c:282
 xtLog fs/jfs/jfs_txnmgr.c:1738 [inline]
 txLog fs/jfs/jfs_txnmgr.c:1391 [inline]
 txCommit+0x3fb5/0x6d40 fs/jfs/jfs_txnmgr.c:1259
 jfs_commit_inode+0x342/0x5a0 fs/jfs/inode.c:108
 extAlloc+0xc93/0xff0 fs/jfs/jfs_extent.c:172
 jfs_get_block+0x342/0xce0 fs/jfs/inode.c:248
 get_more_blocks fs/direct-io.c:665 [inline]
 do_direct_IO fs/direct-io.c:953 [inline]
 __blockdev_direct_IO+0x1737/0x3bf0 fs/direct-io.c:1266
 blockdev_direct_IO include/linux/fs.h:3213 [inline]
 jfs_direct_IO+0xf6/0x1e0 fs/jfs/inode.c:331
 generic_file_direct_write+0x294/0x610 mm/filemap.c:3696
 __generic_file_write_iter+0x1c4/0x400 mm/filemap.c:3856
 generic_file_write_iter+0xab/0x310 mm/filemap.c:3932
 do_iter_write+0x6c2/0xc20 fs/read_write.c:861
 iter_file_splice_write+0x7fc/0xfc0 fs/splice.c:686
 do_splice_from fs/splice.c:764 [inline]
 direct_splice_actor+0xe6/0x1c0 fs/splice.c:931
 splice_direct_to_actor+0x4e4/0xc00 fs/splice.c:886
 do_splice_direct+0x279/0x3d0 fs/splice.c:974
 do_sendfile+0x5fb/0xf80 fs/read_write.c:1255
 __do_sys_sendfile64 fs/read_write.c:1323 [inline]
 __se_sys_sendfile64+0x14f/0x1b0 fs/read_write.c:1309
 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+0x63/0xcd
RIP: 0033:0x7f023a52fc19
Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 31 19 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:00007f02328af208 EFLAGS: 00000246 ORIG_RAX: 0000000000000028
RAX: ffffffffffffffda RBX: 00007f023a5b9598 RCX: 00007f023a52fc19
RDX: 0000000000000000 RSI: 0000000000000007 RDI: 0000000000000006
RBP: 00007f023a5b9590 R08: 0000000000000000 R09: 0000000000000000
R10: 000080001d00c0d0 R11: 0000000000000246 R12: 00007f023a5b959c
R13: 00007fffeed6da8f R14: 00007f02328af300 R15: 0000000000022000
 </TASK>
================================================================================

Crashes (141):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets Title
ci2-upstream-fs 2022/12/30 06:04 upstream 2258c2dc850b 44712fbc .config console log report syz C [disk image] [vmlinux] [kernel image] [mounted in repro] UBSAN: array-index-out-of-bounds in txCommit
ci2-upstream-fs 2022/11/26 17:09 upstream 644e9524388a f4470a7b .config strace log report syz C [disk image] [vmlinux] [kernel image] [mounted in repro] UBSAN: array-index-out-of-bounds in txCommit
ci2-upstream-fs 2022/12/27 18:34 upstream 1b929c02afd3 44712fbc .config console log report syz [disk image] [vmlinux] [kernel image] [mounted in repro] UBSAN: array-index-out-of-bounds in txCommit
ci2-upstream-fs 2022/12/15 02:59 upstream e2ca6ba6ba01 b18f0a64 .config console log report syz [disk image] [vmlinux] [kernel image] [mounted in repro] UBSAN: array-index-out-of-bounds in txCommit
ci2-upstream-fs 2023/03/23 13:22 upstream fff5a5e7f528 f94b4a29 .config console log report info [disk image] [vmlinux] [kernel image] UBSAN: array-index-out-of-bounds in txCommit
ci2-upstream-fs 2023/03/22 10:47 upstream a1effab7a3a3 8b4eb097 .config console log report info [disk image] [vmlinux] [kernel image] UBSAN: array-index-out-of-bounds in txCommit
ci2-upstream-fs 2023/03/19 20:13 upstream a3671bd86a97 7939252e .config console log report info [disk image] [vmlinux] [kernel image] UBSAN: array-index-out-of-bounds in txCommit
ci2-upstream-fs 2023/03/17 22:27 upstream 38e04b3e4240 7939252e .config console log report info [disk image] [vmlinux] [kernel image] UBSAN: array-index-out-of-bounds in txCommit
ci2-upstream-fs 2023/03/16 20:40 upstream 0ddc84d2dd43 18b58603 .config console log report info [disk image] [vmlinux] [kernel image] UBSAN: array-index-out-of-bounds in txCommit
ci2-upstream-fs 2023/03/15 23:25 upstream 9c1bec9c0b08 18b58603 .config console log report info [disk image] [vmlinux] [kernel image] UBSAN: array-index-out-of-bounds in txCommit
ci2-upstream-fs 2023/03/15 01:16 upstream 4979bf866825 0d5c4377 .config console log report info [disk image] [vmlinux] [kernel image] UBSAN: array-index-out-of-bounds in txCommit
ci2-upstream-fs 2023/03/14 12:01 upstream fc89d7fb499b 0d5c4377 .config console log report info [disk image] [vmlinux] [kernel image] UBSAN: array-index-out-of-bounds in txCommit
ci2-upstream-fs 2023/03/14 07:04 upstream fc89d7fb499b 026e2200 .config console log report info [disk image] [vmlinux] [kernel image] UBSAN: array-index-out-of-bounds in txCommit
ci-upstream-kasan-gce-smack-root 2023/03/02 20:18 upstream 857f1268a591 f8902b57 .config console log report info [disk image] [vmlinux] [kernel image] UBSAN: array-index-out-of-bounds in txCommit
ci2-upstream-fs 2023/02/28 03:26 upstream 982818426a0f 95aee97a .config console log report info [disk image] [vmlinux] [kernel image] UBSAN: array-index-out-of-bounds in txCommit
ci2-upstream-fs 2023/02/26 05:55 upstream 489fa31ea873 ee50e71c .config console log report info [disk image] [vmlinux] [kernel image] UBSAN: array-index-out-of-bounds in txCommit
ci2-upstream-fs 2023/02/19 03:22 upstream 5e725d112e1a bcdf85f8 .config console log report info [disk image] [vmlinux] [kernel image] UBSAN: array-index-out-of-bounds in txCommit
ci-upstream-kasan-gce-smack-root 2023/02/18 16:49 upstream dbeed98d89ea d02e9a70 .config console log report info [disk image] [vmlinux] [kernel image] UBSAN: array-index-out-of-bounds in txCommit
ci2-upstream-fs 2023/02/15 20:03 upstream e1c04510f521 6be0f1f5 .config console log report info [disk image] [vmlinux] [kernel image] UBSAN: array-index-out-of-bounds in txCommit
ci2-upstream-fs 2023/02/13 16:33 upstream ceaa837f96ad 957959cb .config console log report info [disk image] [vmlinux] [kernel image] UBSAN: array-index-out-of-bounds in txCommit
ci2-upstream-fs 2023/02/12 11:46 upstream f339c2597ebb 93e26d60 .config console log report info [disk image] [vmlinux] [kernel image] UBSAN: array-index-out-of-bounds in txCommit
ci-upstream-kasan-gce-smack-root 2023/02/12 05:53 upstream 47e9aa14ce5a 93e26d60 .config console log report info [disk image] [vmlinux] [kernel image] UBSAN: array-index-out-of-bounds in txCommit
ci-upstream-kasan-gce-smack-root 2023/02/11 00:28 upstream 38c1e0c65865 95871dcc .config console log report info [disk image] [vmlinux] [kernel image] UBSAN: array-index-out-of-bounds in txCommit
ci2-upstream-fs 2023/02/10 11:22 upstream 38c1e0c65865 07980f9d .config console log report info [disk image] [vmlinux] [kernel image] UBSAN: array-index-out-of-bounds in txCommit
ci2-upstream-fs 2023/02/09 11:05 upstream 0983f6bf2bfc 14a312c8 .config console log report info [disk image] [vmlinux] [kernel image] UBSAN: array-index-out-of-bounds in txCommit
ci2-upstream-fs 2023/02/08 15:59 upstream 0983f6bf2bfc fc9c934e .config console log report info [disk image] [vmlinux] [kernel image] UBSAN: array-index-out-of-bounds in txCommit
ci2-upstream-fs 2023/02/06 21:49 upstream d2d11f342b17 0a9c11b6 .config console log report info [disk image] [vmlinux] [kernel image] UBSAN: array-index-out-of-bounds in txCommit
ci2-upstream-fs 2023/02/04 10:54 upstream 0136d86b7852 1b2f701a .config console log report info [disk image] [vmlinux] [kernel image] UBSAN: array-index-out-of-bounds in txCommit
ci2-upstream-fs 2023/02/04 06:59 upstream 0136d86b7852 1b2f701a .config console log report info [disk image] [vmlinux] [kernel image] UBSAN: array-index-out-of-bounds in txCommit
ci2-upstream-fs 2023/02/03 16:18 upstream 66a87fff1a87 1b2f701a .config console log report info [disk image] [vmlinux] [kernel image] UBSAN: array-index-out-of-bounds in txCommit
ci2-upstream-fs 2023/02/03 03:33 upstream e7368fd30165 33fc5c09 .config console log report info [disk image] [vmlinux] [kernel image] UBSAN: array-index-out-of-bounds in txCommit
ci2-upstream-fs 2023/02/02 02:12 upstream 9f266ccaa2f5 9a6f477c .config console log report info [disk image] [vmlinux] [kernel image] UBSAN: array-index-out-of-bounds in txCommit
ci2-upstream-fs 2023/02/02 01:00 upstream c0b67534c95c 9a6f477c .config console log report info [disk image] [vmlinux] [kernel image] UBSAN: array-index-out-of-bounds in txCommit
ci2-upstream-fs 2023/01/31 15:10 upstream 22b8077d0fce b68fb8d6 .config console log report info [disk image] [vmlinux] [kernel image] UBSAN: array-index-out-of-bounds in txCommit
ci2-upstream-fs 2023/01/30 22:55 upstream 6d796c50f84c b68fb8d6 .config console log report info [disk image] [vmlinux] [kernel image] UBSAN: array-index-out-of-bounds in txCommit
ci2-upstream-fs 2023/01/30 07:48 upstream ab072681eabe 9dfcf09c .config console log report info [disk image] [vmlinux] [kernel image] UBSAN: array-index-out-of-bounds in txCommit
ci2-upstream-fs 2023/01/29 01:41 upstream c96618275234 9dfcf09c .config console log report info [disk image] [vmlinux] [kernel image] UBSAN: array-index-out-of-bounds in txCommit
ci2-upstream-fs 2023/01/28 21:49 upstream 5af6ce704936 9dfcf09c .config console log report info [disk image] [vmlinux] [kernel image] UBSAN: array-index-out-of-bounds in txCommit
ci2-upstream-fs 2023/01/28 06:52 upstream 83abd4d4c4be 9dfcf09c .config console log report info [disk image] [vmlinux] [kernel image] UBSAN: array-index-out-of-bounds in txCommit
ci2-upstream-fs 2023/01/28 00:52 upstream 83abd4d4c4be 9dfcf09c .config console log report info [disk image] [vmlinux] [kernel image] UBSAN: array-index-out-of-bounds in txCommit
ci2-upstream-fs 2023/01/26 10:41 upstream 7c46948a6e9c 9dfcf09c .config console log report info [disk image] [vmlinux] [kernel image] UBSAN: array-index-out-of-bounds in txCommit
ci2-upstream-fs 2023/01/22 22:31 upstream 2475bf0250de cc0f9968 .config console log report info [disk image] [vmlinux] [kernel image] UBSAN: array-index-out-of-bounds in txCommit
ci2-upstream-fs 2023/01/22 16:51 upstream 2241ab53cbb5 cc0f9968 .config console log report info [disk image] [vmlinux] [kernel image] UBSAN: array-index-out-of-bounds in txCommit
ci-upstream-kasan-gce-smack-root 2023/01/22 07:39 upstream f67144022885 559a440a .config console log report info [disk image] [vmlinux] [kernel image] UBSAN: array-index-out-of-bounds in txCommit
ci-upstream-kasan-gce-smack-root 2023/01/21 15:56 upstream f883675bf652 559a440a .config console log report info [disk image] [vmlinux] [kernel image] UBSAN: array-index-out-of-bounds in txCommit
ci2-upstream-fs 2023/01/21 01:00 upstream edc00350d205 cc0f9968 .config console log report info [disk image] [vmlinux] [kernel image] UBSAN: array-index-out-of-bounds in txCommit
ci2-upstream-fs 2023/01/20 15:09 upstream d368967cb103 dd15ff29 .config console log report info [disk image] [vmlinux] [kernel image] UBSAN: array-index-out-of-bounds in txCommit
ci2-upstream-fs 2022/10/16 15:48 upstream 493ffd6605b2 67cb024c .config console log report info [disk image] [vmlinux] UBSAN: array-index-out-of-bounds in txCommit
* Struck through repros no longer work on HEAD.