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BUG: KASAN: vmalloc-out-of-bounds in cleanup_bitmap_list+0x175/0x500 fs/reiserfs/journal.c:230
Read of size 8 at addr ffffc90003e3d008 by task syz-executor.0/7108

CPU: 1 PID: 7108 Comm: syz-executor.0 Not tainted 6.7.0-rc7-syzkaller-00027-g505e701c0b2c #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/17/2023
Call Trace:
 <TASK>
 __dump_stack lib/dump_stack.c:88 [inline]
 dump_stack_lvl+0x1e7/0x2d0 lib/dump_stack.c:106
 print_address_description mm/kasan/report.c:364 [inline]
 print_report+0x163/0x540 mm/kasan/report.c:475
 kasan_report+0x142/0x170 mm/kasan/report.c:588
 cleanup_bitmap_list+0x175/0x500 fs/reiserfs/journal.c:230
 cleanup_freed_for_journal_list fs/reiserfs/journal.c:569 [inline]
 flush_commit_list+0x12f2/0x1c50 fs/reiserfs/journal.c:1141
 check_journal_end fs/reiserfs/journal.c:3690 [inline]
 do_journal_end+0xd25/0x4b40 fs/reiserfs/journal.c:4041
 reiserfs_sync_fs+0xce/0x150 fs/reiserfs/super.c:78
 sync_filesystem+0x1c0/0x220 fs/sync.c:66
 reiserfs_remount+0x1e8/0x18f0 fs/reiserfs/super.c:1445
 reconfigure_super+0x440/0x870 fs/super.c:1143
 do_remount fs/namespace.c:2884 [inline]
 path_mount+0xc24/0xfa0 fs/namespace.c:3656
 do_mount fs/namespace.c:3677 [inline]
 __do_sys_mount fs/namespace.c:3886 [inline]
 __se_sys_mount+0x2d9/0x3c0 fs/namespace.c:3863
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0x45/0x110 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x63/0x6b
RIP: 0033:0x7fa2bda7e3ea
Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 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 b0 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007fa2be762ee8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5
RAX: ffffffffffffffda RBX: 00007fa2be762f80 RCX: 00007fa2bda7e3ea
RDX: 0000000020000380 RSI: 0000000020000100 RDI: 0000000000000000
RBP: 0000000020000380 R08: 00007fa2be762f80 R09: 0000000001a424ac
R10: 0000000001a424ac R11: 0000000000000206 R12: 0000000020000100
R13: 00007fa2be762f40 R14: 0000000000000000 R15: 0000000020000440
 </TASK>

The buggy address belongs to the virtual mapping at
 [ffffc90003e3d000, ffffc90003e3f000) created by:
 reiserfs_allocate_list_bitmaps+0x143/0x220 fs/reiserfs/journal.c:289

The buggy address belongs to the physical page:
page:ffffea00005edc80 refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x17b72
flags: 0xfff00000000000(node=0|zone=1|lastcpupid=0x7ff)
page_type: 0xffffffff()
raw: 00fff00000000000 0000000000000000 dead000000000122 0000000000000000
raw: 0000000000000000 0000000000000000 00000001ffffffff 0000000000000000
page dumped because: kasan: bad access detected
page_owner tracks the page as allocated
page last allocated via order 0, migratetype Unmovable, gfp_mask 0x102dc2(GFP_HIGHUSER|__GFP_NOWARN|__GFP_ZERO), pid 7081, tgid 7077 (syz-executor.0), ts 260133092466, free_ts 259754056373
 set_page_owner include/linux/page_owner.h:31 [inline]
 post_alloc_hook+0x1e6/0x210 mm/page_alloc.c:1537
 prep_new_page mm/page_alloc.c:1544 [inline]
 get_page_from_freelist+0x33ea/0x3570 mm/page_alloc.c:3312
 __alloc_pages+0x255/0x680 mm/page_alloc.c:4568
 __alloc_pages_bulk+0x729/0xd40 mm/page_alloc.c:4516
 alloc_pages_bulk_array_mempolicy+0x685/0x840 mm/mempolicy.c:2296
 vm_area_alloc_pages mm/vmalloc.c:3028 [inline]
 __vmalloc_area_node mm/vmalloc.c:3139 [inline]
 __vmalloc_node_range+0x798/0x14a0 mm/vmalloc.c:3320
 __vmalloc_node mm/vmalloc.c:3385 [inline]
 vzalloc+0x79/0x90 mm/vmalloc.c:3458
 reiserfs_allocate_list_bitmaps+0x143/0x220 fs/reiserfs/journal.c:289
 journal_init+0x2f1/0x2510 fs/reiserfs/journal.c:2734
 reiserfs_fill_super+0x1039/0x2620 fs/reiserfs/super.c:2022
 mount_bdev+0x237/0x300 fs/super.c:1650
 legacy_get_tree+0xef/0x190 fs/fs_context.c:662
 vfs_get_tree+0x8c/0x2a0 fs/super.c:1771
 do_new_mount+0x28f/0xae0 fs/namespace.c:3337
 do_mount fs/namespace.c:3677 [inline]
 __do_sys_mount fs/namespace.c:3886 [inline]
 __se_sys_mount+0x2d9/0x3c0 fs/namespace.c:3863
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0x45/0x110 arch/x86/entry/common.c:83
page last free stack trace:
 reset_page_owner include/linux/page_owner.h:24 [inline]
 free_pages_prepare mm/page_alloc.c:1137 [inline]
 free_unref_page_prepare+0x931/0xa60 mm/page_alloc.c:2347
 free_unref_page+0x37/0x3f0 mm/page_alloc.c:2487
 pipe_buf_release include/linux/pipe_fs_i.h:219 [inline]
 pipe_update_tail fs/pipe.c:234 [inline]
 pipe_read+0x6ee/0x13e0 fs/pipe.c:354
 call_read_iter include/linux/fs.h:2014 [inline]
 new_sync_read fs/read_write.c:389 [inline]
 vfs_read+0x78b/0xb00 fs/read_write.c:470
 ksys_read+0x1a0/0x2c0 fs/read_write.c:613
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0x45/0x110 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x63/0x6b

Memory state around the buggy address:
 ffffc90003e3cf00: f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8
 ffffc90003e3cf80: f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8
>ffffc90003e3d000: 00 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8
                      ^
 ffffc90003e3d080: f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8
 ffffc90003e3d100: f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8
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