BUG at fs/jfs/jfs_txnmgr.c:530 assert(tblk->next == 0) ------------[ cut here ]------------ kernel BUG at fs/jfs/jfs_txnmgr.c:530! Oops: invalid opcode: 0000 [#1] SMP KASAN PTI CPU: 0 UID: 0 PID: 10072 Comm: syz.5.567 Not tainted syzkaller #0 PREEMPT_{RT,(full)} Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 RIP: 0010:txEnd+0x51f/0x530 fs/jfs/jfs_txnmgr.c:530 Code: e9 cc fe ff ff e8 21 f2 6d fe 48 c7 c7 a0 43 8b 8b 48 c7 c6 99 3f 8b 8b ba 12 02 00 00 48 c7 c1 e0 43 8b 8b e8 92 8e d1 fd 90 <0f> 0b 66 66 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 90 90 90 90 90 RSP: 0018:ffffc900043a78e0 EFLAGS: 00010246 RAX: 0000000000000036 RBX: 0000000000000000 RCX: 81a9bc10d134b800 RDX: ffffc9001c72c000 RSI: 0000000000000444 RDI: 0000000000000445 RBP: ffffc900030e9192 R08: 0000000000000000 R09: 0000000000000000 R10: dffffc0000000000 R11: fffff52000874ecd R12: 1ffff9200061d237 R13: dffffc0000000000 R14: ffffc900030e91b8 R15: 0000000000000010 FS: 00007f7b3fa2d6c0(0000) GS:ffff888126115000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f11d1df2000 CR3: 0000000035cea000 CR4: 00000000003526f0 Call Trace: add_missing_indices+0x80d/0xb20 fs/jfs/jfs_dtree.c:2673 jfs_readdir+0x1db8/0x3420 fs/jfs/jfs_dtree.c:3028 wrap_directory_iterator+0x99/0xe0 fs/readdir.c:67 iterate_dir+0x3a5/0x580 fs/readdir.c:110 __do_sys_getdents fs/readdir.c:319 [inline] __se_sys_getdents+0xf1/0x270 fs/readdir.c:304 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0x15f/0xf80 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f7b417fc819 Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 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 e8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f7b3fa2d028 EFLAGS: 00000246 ORIG_RAX: 000000000000004e RAX: ffffffffffffffda RBX: 00007f7b41a76090 RCX: 00007f7b417fc819 RDX: 00000000000000b8 RSI: 0000200000001fc0 RDI: 0000000000000004 RBP: 00007f7b41892c91 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007f7b41a76128 R14: 00007f7b41a76090 R15: 00007ffeb1caaf78 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:txEnd+0x51f/0x530 fs/jfs/jfs_txnmgr.c:530 Code: e9 cc fe ff ff e8 21 f2 6d fe 48 c7 c7 a0 43 8b 8b 48 c7 c6 99 3f 8b 8b ba 12 02 00 00 48 c7 c1 e0 43 8b 8b e8 92 8e d1 fd 90 <0f> 0b 66 66 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 90 90 90 90 90 RSP: 0018:ffffc900043a78e0 EFLAGS: 00010246 RAX: 0000000000000036 RBX: 0000000000000000 RCX: 81a9bc10d134b800 RDX: ffffc9001c72c000 RSI: 0000000000000444 RDI: 0000000000000445 RBP: ffffc900030e9192 R08: 0000000000000000 R09: 0000000000000000 R10: dffffc0000000000 R11: fffff52000874ecd R12: 1ffff9200061d237 R13: dffffc0000000000 R14: ffffc900030e91b8 R15: 0000000000000010 FS: 00007f7b3fa2d6c0(0000) GS:ffff888126115000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f11d1df2000 CR3: 0000000035cea000 CR4: 00000000003526f0