REISERFS panic (device loop0): vs-13065 update_stat_data: key [1 2 0x0 DIRECT], found item *3.6* [1 2 0x0 DIRECT], item_len 44, item_location 4052, free_space(entry_count) 0 ------------[ cut here ]------------ kernel BUG at fs/reiserfs/prints.c:390! invalid opcode: 0000 [#1] PREEMPT SMP KASAN CPU: 0 PID: 5016 Comm: syz-executor154 Not tainted 6.5.0-rc2-syzkaller-00307-gd192f5382581 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2023 RIP: 0010:__reiserfs_panic+0x100/0x150 fs/reiserfs/prints.c:390 Code: 64 ff 4d 89 e8 4c 89 f1 4c 89 e2 48 8d b3 58 06 00 00 49 c7 c1 40 ef 23 92 48 c7 c7 c0 de 81 8a e8 35 83 47 ff e8 a0 20 64 ff <0f> 0b 49 c7 c6 60 dd 81 8a 4d 89 f4 eb c5 e8 8d 20 64 ff 4d 85 e4 RSP: 0018:ffffc900033af6f0 EFLAGS: 00010293 RAX: 0000000000000000 RBX: ffff88807a072000 RCX: 0000000000000000 RDX: ffff888018fe0200 RSI: ffffffff82216830 RDI: 0000000000000005 RBP: ffffc900033af7c0 R08: 0000000000000005 R09: 0000000000000000 R10: 0000000080000000 R11: 0000000000000001 R12: ffffffff8a816fc0 R13: ffffffff8a817d20 R14: ffffffff8a81dd20 R15: ffff888071b63e80 FS: 0000555555d25380(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fff6d8dd000 CR3: 000000002d488000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: update_stat_data fs/reiserfs/inode.c:1424 [inline] reiserfs_update_sd_size+0x765/0xcc0 fs/reiserfs/inode.c:1497 reiserfs_update_sd fs/reiserfs/reiserfs.h:3098 [inline] reiserfs_mkdir+0x6d5/0x9a0 fs/reiserfs/namei.c:875 xattr_mkdir fs/reiserfs/xattr.c:77 [inline] create_privroot fs/reiserfs/xattr.c:890 [inline] reiserfs_xattr_init+0x57f/0xbb0 fs/reiserfs/xattr.c:1006 reiserfs_fill_super+0x2139/0x3150 fs/reiserfs/super.c:2175 mount_bdev+0x30d/0x3d0 fs/super.c:1391 legacy_get_tree+0x109/0x220 fs/fs_context.c:611 vfs_get_tree+0x88/0x350 fs/super.c:1519 do_new_mount fs/namespace.c:3335 [inline] path_mount+0x1492/0x1ed0 fs/namespace.c:3662 do_mount fs/namespace.c:3675 [inline] __do_sys_mount fs/namespace.c:3884 [inline] __se_sys_mount fs/namespace.c:3861 [inline] __x64_sys_mount+0x293/0x310 fs/namespace.c:3861 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x38/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7fa6b05828ba Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 5e 04 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 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:00007fff6d8dc178 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 RAX: ffffffffffffffda RBX: 00007fff6d8dc190 RCX: 00007fa6b05828ba RDX: 0000000020000000 RSI: 0000000020000040 RDI: 00007fff6d8dc190 RBP: 0000000000000004 R08: 00007fff6d8dc1d0 R09: 0000000000001105 R10: 0000000000208000 R11: 0000000000000286 R12: 0000000000208000 R13: 00007fff6d8dc1d0 R14: 0000000000000003 R15: 0000000000400000 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:__reiserfs_panic+0x100/0x150 fs/reiserfs/prints.c:390 Code: 64 ff 4d 89 e8 4c 89 f1 4c 89 e2 48 8d b3 58 06 00 00 49 c7 c1 40 ef 23 92 48 c7 c7 c0 de 81 8a e8 35 83 47 ff e8 a0 20 64 ff <0f> 0b 49 c7 c6 60 dd 81 8a 4d 89 f4 eb c5 e8 8d 20 64 ff 4d 85 e4 RSP: 0018:ffffc900033af6f0 EFLAGS: 00010293 RAX: 0000000000000000 RBX: ffff88807a072000 RCX: 0000000000000000 RDX: ffff888018fe0200 RSI: ffffffff82216830 RDI: 0000000000000005 RBP: ffffc900033af7c0 R08: 0000000000000005 R09: 0000000000000000 R10: 0000000080000000 R11: 0000000000000001 R12: ffffffff8a816fc0 R13: ffffffff8a817d20 R14: ffffffff8a81dd20 R15: ffff888071b63e80 FS: 0000555555d25380(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fff6d8dd000 CR3: 000000002d488000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400