REISERFS warning (device loop0): reiserfs_fill_super: corrupt root inode, run fsck ================================================================== BUG: KASAN: vmalloc-out-of-bounds in cleanup_bitmap_list+0x175/0x500 fs/reiserfs/journal.c:231 Read of size 8 at addr ffffc9000c081008 by task syz-executor.0/3536 CPU: 1 PID: 3536 Comm: syz-executor.0 Not tainted 6.4.0-rc1-syzkaller-00109-gcc3c44c9fda2 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/28/2023 Call Trace: __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:351 [inline] print_report+0x163/0x540 mm/kasan/report.c:462 kasan_report+0x176/0x1b0 mm/kasan/report.c:572 cleanup_bitmap_list+0x175/0x500 fs/reiserfs/journal.c:231 free_list_bitmaps+0x48/0x1a0 fs/reiserfs/journal.c:249 free_journal_ram+0xf8/0x3f0 fs/reiserfs/journal.c:1887 do_journal_release fs/reiserfs/journal.c:1960 [inline] journal_release_error+0x7a/0x90 fs/reiserfs/journal.c:1978 reiserfs_fill_super+0x1599/0x2620 fs/reiserfs/super.c:2223 mount_bdev+0x274/0x3a0 fs/super.c:1380 legacy_get_tree+0xef/0x190 fs/fs_context.c:610 vfs_get_tree+0x8c/0x270 fs/super.c:1510 do_new_mount+0x28f/0xae0 fs/namespace.c:3039 do_mount fs/namespace.c:3382 [inline] __do_sys_mount fs/namespace.c:3591 [inline] __se_sys_mount+0x2d9/0x3c0 fs/namespace.c:3568 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x41/0xc0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7fcb84c8d69a Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 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:00007fcb8592df88 EFLAGS: 00000202 ORIG_RAX: 00000000000000a5 RAX: ffffffffffffffda RBX: 00000000000010f6 RCX: 00007fcb84c8d69a RDX: 0000000020001100 RSI: 0000000020000040 RDI: 00007fcb8592dfe0 RBP: 00007fcb8592e020 R08: 00007fcb8592e020 R09: 0000000000000080 R10: 0000000000000080 R11: 0000000000000202 R12: 0000000020001100 R13: 0000000020000040 R14: 00007fcb8592dfe0 R15: 00000000200000c0 The buggy address belongs to the virtual mapping at [ffffc9000c081000, ffffc9000c083000) created by: reiserfs_allocate_list_bitmaps+0x50/0x220 fs/reiserfs/journal.c:290 The buggy address belongs to the physical page: page:ffffea000067e880 refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x19fa2 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 3536, tgid 3535 (syz-executor.0), ts 1809543988231, free_ts 1808489981981 set_page_owner include/linux/page_owner.h:31 [inline] post_alloc_hook+0x1e6/0x210 mm/page_alloc.c:1731 prep_new_page mm/page_alloc.c:1738 [inline] get_page_from_freelist+0x321c/0x33a0 mm/page_alloc.c:3502 __alloc_pages+0x255/0x670 mm/page_alloc.c:4768 __alloc_pages_bulk+0x729/0xd40 mm/page_alloc.c:4716 vm_area_alloc_pages mm/vmalloc.c:2974 [inline] __vmalloc_area_node mm/vmalloc.c:3085 [inline] __vmalloc_node_range+0x7a5/0x14e0 mm/vmalloc.c:3257 __vmalloc_node mm/vmalloc.c:3322 [inline] vzalloc+0x79/0x90 mm/vmalloc.c:3395 reiserfs_allocate_list_bitmaps+0x50/0x220 fs/reiserfs/journal.c:290 journal_init+0x2ec/0x24b0 fs/reiserfs/journal.c:2733 reiserfs_fill_super+0x1039/0x2620 fs/reiserfs/super.c:2022 mount_bdev+0x274/0x3a0 fs/super.c:1380 legacy_get_tree+0xef/0x190 fs/fs_context.c:610 vfs_get_tree+0x8c/0x270 fs/super.c:1510 do_new_mount+0x28f/0xae0 fs/namespace.c:3039 do_mount fs/namespace.c:3382 [inline] __do_sys_mount fs/namespace.c:3591 [inline] __se_sys_mount+0x2d9/0x3c0 fs/namespace.c:3568 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x41/0xc0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd page last free stack trace: reset_page_owner include/linux/page_owner.h:24 [inline] free_pages_prepare mm/page_alloc.c:1302 [inline] free_unref_page_prepare+0x903/0xa30 mm/page_alloc.c:2564 free_unref_page_list+0x596/0x830 mm/page_alloc.c:2705 release_pages+0x2193/0x2470 mm/swap.c:1042 tlb_batch_pages_flush mm/mmu_gather.c:97 [inline] tlb_flush_mmu_free mm/mmu_gather.c:292 [inline] tlb_flush_mmu+0x100/0x210 mm/mmu_gather.c:299 tlb_finish_mmu+0xd4/0x1f0 mm/mmu_gather.c:391 exit_mmap+0x3da/0xaf0 mm/mmap.c:3123 __mmput+0x115/0x3c0 kernel/fork.c:1351 exit_mm+0x227/0x310 kernel/exit.c:564 do_exit+0x612/0x2290 kernel/exit.c:858 do_group_exit+0x206/0x2c0 kernel/exit.c:1021 __do_sys_exit_group kernel/exit.c:1032 [inline] __se_sys_exit_group kernel/exit.c:1030 [inline] __x64_sys_exit_group+0x3f/0x40 kernel/exit.c:1030 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x41/0xc0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd Memory state around the buggy address: ffffc9000c080f00: f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 ffffc9000c080f80: f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 >ffffc9000c081000: 00 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 ^ ffffc9000c081080: f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 ffffc9000c081100: f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 ==================================================================