BUG at fs/jfs/jfs_txnmgr.c:528 assert(tblk->next == 0) ------------[ cut here ]------------ kernel BUG at fs/jfs/jfs_txnmgr.c:528! Oops: invalid opcode: 0000 [#1] SMP KASAN PTI CPU: 0 UID: 0 PID: 27611 Comm: syz.5.1188 Not tainted 6.16.0-rc1-syzkaller-00003-gf09079bd04a9 #0 PREEMPT(full) Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 RIP: 0010:txEnd+0x51f/0x530 fs/jfs/jfs_txnmgr.c:528 Code: e9 cc fe ff ff e8 51 8c 81 fe 48 c7 c7 20 ef c3 8b 48 c7 c6 19 eb c3 8b ba 10 02 00 00 48 c7 c1 60 ef c3 8b e8 d2 c8 e8 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:ffffc9000ba0f8e0 EFLAGS: 00010246 RAX: 0000000000000036 RBX: 0000000000000000 RCX: 042ce026a9b41a00 RDX: ffffc9000db18000 RSI: 0000000000001b73 RDI: 0000000000001b74 RBP: ffffc90002729992 R08: ffffc9000ba0f607 R09: 1ffff92001741ec0 R10: dffffc0000000000 R11: fffff52001741ec1 R12: 1ffff920004e5337 R13: dffffc0000000000 R14: ffffc900027299b8 R15: 0000000000000015 FS: 00007f441c0a36c0(0000) GS:ffff888125c86000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f441c0a2f98 CR3: 00000000455b6000 CR4: 00000000003526f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: add_missing_indices+0xa00/0xce0 fs/jfs/jfs_dtree.c:2676 jfs_readdir+0x1d8f/0x3ae0 fs/jfs/jfs_dtree.c:3031 wrap_directory_iterator+0x96/0xe0 fs/readdir.c:65 iterate_dir+0x5af/0x770 fs/readdir.c:108 __do_sys_getdents64 fs/readdir.c:410 [inline] __se_sys_getdents64+0xe4/0x260 fs/readdir.c:396 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0xfa/0x3b0 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f441b18e929 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 a8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f441c0a3038 EFLAGS: 00000246 ORIG_RAX: 00000000000000d9 RAX: ffffffffffffffda RBX: 00007f441b3b6080 RCX: 00007f441b18e929 RDX: 0000000000001000 RSI: 0000200000000f80 RDI: 0000000000000004 RBP: 00007f441b210b39 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000001 R14: 00007f441b3b6080 R15: 00007ffcb7b04258 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:txEnd+0x51f/0x530 fs/jfs/jfs_txnmgr.c:528 Code: e9 cc fe ff ff e8 51 8c 81 fe 48 c7 c7 20 ef c3 8b 48 c7 c6 19 eb c3 8b ba 10 02 00 00 48 c7 c1 60 ef c3 8b e8 d2 c8 e8 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:ffffc9000ba0f8e0 EFLAGS: 00010246 RAX: 0000000000000036 RBX: 0000000000000000 RCX: 042ce026a9b41a00 RDX: ffffc9000db18000 RSI: 0000000000001b73 RDI: 0000000000001b74 RBP: ffffc90002729992 R08: ffffc9000ba0f607 R09: 1ffff92001741ec0 R10: dffffc0000000000 R11: fffff52001741ec1 R12: 1ffff920004e5337 R13: dffffc0000000000 R14: ffffc900027299b8 R15: 0000000000000015 FS: 00007f441c0a36c0(0000) GS:ffff888125c86000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f441c0a2f98 CR3: 00000000455b6000 CR4: 00000000003526f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400