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

Kernel	Title	Rank 🛈	Repro	Cause bisect	Fix bisect	Count	Last	Reported	Patched	Status
upstream	UBSAN: array-index-out-of-bounds in txCommit jfs	15	C	error	done	396	783d	1164d	25/29	fixed on 2024/01/08 11:23
linux-5.15	UBSAN: array-index-out-of-bounds in txCommit	15				1	970d	970d	0/3	auto-obsoleted due to no activity on 2023/08/23 09:03
linux-5.15	UBSAN: array-index-out-of-bounds in txCommit (2) origin:lts-only	15	C		unreliable	125	244d	771d	0/3	auto-obsoleted due to no activity on 2025/07/03 17:10
linux-6.1	UBSAN: array-index-out-of-bounds in txCommit (2) origin:lts-only	15	C		done	152	243d	780d	3/3	fixed on 2025/05/02 07:04
upstream	general protection fault in txCommit (2) jfs	19	C	error		6	5d04h	47d	0/29	upstream: reported C repro on 2025/11/07 07:29
upstream	general protection fault in txCommit jfs	2				1	497d	493d	0/29	auto-obsoleted due to no activity on 2024/11/12 17:04

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]' (aka 'struct xad[18]') CPU: 0 PID: 10873 Comm: syz-executor.5 Not tainted 6.1.37-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 ubsan_epilogue lib/ubsan.c:151 [inline] __ubsan_handle_out_of_bounds+0x118/0x140 lib/ubsan.c:282 xtLog fs/jfs/jfs_txnmgr.c:1738 [inline] txLog fs/jfs/jfs_txnmgr.c:1391 [inline] txCommit+0x3f07/0x6ba0 fs/jfs/jfs_txnmgr.c:1259 jfs_commit_inode+0x362/0x580 fs/jfs/inode.c:108 extAlloc+0xc94/0x1010 fs/jfs/jfs_extent.c:172 jfs_get_block+0x417/0xe50 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+0x1ba3/0x4340 fs/direct-io.c:1266 blockdev_direct_IO include/linux/fs.h:3228 [inline] jfs_direct_IO+0xf6/0x1e0 fs/jfs/inode.c:336 generic_file_direct_write+0x204/0x460 mm/filemap.c:3678 __generic_file_write_iter+0x1c4/0x400 mm/filemap.c:3838 generic_file_write_iter+0xab/0x310 mm/filemap.c:3914 do_iter_write+0x6e6/0xc50 fs/read_write.c:861 iter_file_splice_write+0x806/0xfa0 fs/splice.c:686 do_splice_from fs/splice.c:764 [inline] direct_splice_actor+0xe3/0x1c0 fs/splice.c:931 splice_direct_to_actor+0x4c0/0xbd0 fs/splice.c:886 do_splice_direct+0x27f/0x3c0 fs/splice.c:974 do_sendfile+0x61c/0xff0 fs/read_write.c:1255 __do_sys_sendfile64 fs/read_write.c:1323 [inline] __se_sys_sendfile64+0x178/0x1e0 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: 0033:0x7fc7e188c389 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 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:00007fc7d8fdd168 EFLAGS: 00000246 ORIG_RAX: 0000000000000028 RAX: ffffffffffffffda RBX: 00007fc7e19ac050 RCX: 00007fc7e188c389 RDX: 0000000000000000 RSI: 0000000000000005 RDI: 0000000000000004 RBP: 00007fc7e18d7493 R08: 0000000000000000 R09: 0000000000000000 R10: 0001000000201004 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffdedf7592f R14: 00007fc7d8fdd300 R15: 0000000000022000 </TASK> ================================================================================

Crashes (1):
Time	Kernel	Commit	Syzkaller	Config	Log	Report	Syz repro	C repro	VM info	Assets (help?)	Manager	Title
2023/07/06 03:46	linux-6.1.y	0f4ac6b4c5f0	ba5dba36	.config	console log	report			info	[disk image] [vmlinux] [kernel image]	ci2-linux-6-1-kasan	UBSAN: array-index-out-of-bounds in txCommit

Crashes (1):

Assets (help?)