ntfs3: loop3: Different NTFS sector size (2048) and media sector size (512).
ntfs3: loop3: RAW NTFS volume: Filesystem size 8192.00 Gb > volume size 0.00 Gb. Mount in read-only.
ntfs3: loop3: NTFS 8192.00 Gb is too big to use 32 bits per cluster.
==================================================================
BUG: KASAN: use-after-free in memcmp+0x172/0x1c0 lib/string.c:681
Read of size 8 at addr ffff8880807b9002 by task syz-executor.3/6202
CPU: 0 PID: 6202 Comm: syz-executor.3 Not tainted 6.6.0-rc1-syzkaller-00196-g57d88e8a5974 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/04/2023
Call Trace:
__dump_stack lib/dump_stack.c:88 [inline]
dump_stack_lvl+0xd9/0x1b0 lib/dump_stack.c:106
print_address_description mm/kasan/report.c:364 [inline]
print_report+0xc4/0x620 mm/kasan/report.c:475
kasan_report+0xda/0x110 mm/kasan/report.c:588
memcmp+0x172/0x1c0 lib/string.c:681
memcmp include/linux/fortify-string.h:728 [inline]
ntfs_init_from_boot fs/ntfs3/super.c:858 [inline]
ntfs_fill_super+0x6f2/0x4330 fs/ntfs3/super.c:1139
get_tree_bdev+0x3b5/0x650 fs/super.c:1577
vfs_get_tree+0x8c/0x370 fs/super.c:1750
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: 0033:0x7f29cda7e1ea
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:00007f29ce802ee8 EFLAGS: 00000202 ORIG_RAX: 00000000000000a5
RAX: ffffffffffffffda RBX: 00007f29ce802f80 RCX: 00007f29cda7e1ea
RDX: 000000002001f380 RSI: 0000000020000040 RDI: 00007f29ce802f40
RBP: 000000002001f380 R08: 00007f29ce802f80 R09: 0000000000000080
R10: 0000000000000080 R11: 0000000000000202 R12: 0000000020000040
R13: 00007f29ce802f40 R14: 000000000001f3a3 R15: 00000000200002c0
The buggy address belongs to the physical page:
page:ffffea000201ee40 refcount:0 mapcount:0 mapping:0000000000000000 index:0x1 pfn:0x807b9
flags: 0xfff00000000000(node=0|zone=1|lastcpupid=0x7ff)
page_type: 0xffffffff()
raw: 00fff00000000000 ffffea0000fd4108 ffffea0002013e08 0000000000000000
raw: 0000000000000001 0000000000000000 00000000ffffffff 0000000000000000
page dumped because: kasan: bad access detected
page_owner tracks the page as freed
page last allocated via order 0, migratetype Movable, gfp_mask 0x140cca(GFP_HIGHUSER_MOVABLE|__GFP_COMP), pid 5073, tgid 5073 (syz-executor.5), ts 257716203057, free_ts 261299921778
set_page_owner include/linux/page_owner.h:31 [inline]
post_alloc_hook+0x2cf/0x340 mm/page_alloc.c:1536
prep_new_page mm/page_alloc.c:1543 [inline]
get_page_from_freelist+0xee0/0x2f20 mm/page_alloc.c:3170
__alloc_pages+0x1d0/0x4a0 mm/page_alloc.c:4426
__folio_alloc+0x16/0x40 mm/page_alloc.c:4458
vma_alloc_folio+0x156/0x890 mm/mempolicy.c:2259
wp_page_copy mm/memory.c:3074 [inline]
do_wp_page+0x5bc/0x34c0 mm/memory.c:3449
handle_pte_fault mm/memory.c:4994 [inline]
__handle_mm_fault+0x1d20/0x3e20 mm/memory.c:5119
handle_mm_fault+0x47a/0xa00 mm/memory.c:5284
do_user_addr_fault+0x30b/0x1010 arch/x86/mm/fault.c:1364
handle_page_fault arch/x86/mm/fault.c:1505 [inline]
exc_page_fault+0x5c/0xd0 arch/x86/mm/fault.c:1561
asm_exc_page_fault+0x26/0x30 arch/x86/include/asm/idtentry.h:570
page last free stack trace:
reset_page_owner include/linux/page_owner.h:24 [inline]
free_pages_prepare mm/page_alloc.c:1136 [inline]
free_unref_page_prepare+0x476/0xa40 mm/page_alloc.c:2312
free_unref_page_list+0xe6/0xb30 mm/page_alloc.c:2451
release_pages+0x32a/0x14e0 mm/swap.c:1042
tlb_batch_pages_flush+0x9a/0x190 mm/mmu_gather.c:98
tlb_flush_mmu_free mm/mmu_gather.c:293 [inline]
tlb_flush_mmu mm/mmu_gather.c:300 [inline]
tlb_finish_mmu+0x14b/0x6f0 mm/mmu_gather.c:392
exit_mmap+0x38b/0xa60 mm/mmap.c:3223
__mmput+0x12a/0x4d0 kernel/fork.c:1349
mmput+0x62/0x70 kernel/fork.c:1371
exit_mm kernel/exit.c:567 [inline]
do_exit+0x9b4/0x2a20 kernel/exit.c:861
do_group_exit+0xd4/0x2a0 kernel/exit.c:1024
__do_sys_exit_group kernel/exit.c:1035 [inline]
__se_sys_exit_group kernel/exit.c:1033 [inline]
__x64_sys_exit_group+0x3e/0x50 kernel/exit.c:1033
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
Memory state around the buggy address:
ffff8880807b8f00: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
ffff8880807b8f80: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
>ffff8880807b9000: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
^
ffff8880807b9080: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
ffff8880807b9100: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
==================================================================
==================================================================
BUG: KASAN: use-after-free in memcmp+0x1a3/0x1c0 lib/string.c:692
Read of size 1 at addr ffff8880807b9002 by task syz-executor.3/6202
CPU: 1 PID: 6202 Comm: syz-executor.3 Tainted: G B 6.6.0-rc1-syzkaller-00196-g57d88e8a5974 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/04/2023
Call Trace:
__dump_stack lib/dump_stack.c:88 [inline]
dump_stack_lvl+0xd9/0x1b0 lib/dump_stack.c:106
print_address_description mm/kasan/report.c:364 [inline]
print_report+0xc4/0x620 mm/kasan/report.c:475
kasan_report+0xda/0x110 mm/kasan/report.c:588
memcmp+0x1a3/0x1c0 lib/string.c:692
memcmp include/linux/fortify-string.h:728 [inline]
ntfs_init_from_boot fs/ntfs3/super.c:858 [inline]
ntfs_fill_super+0x6f2/0x4330 fs/ntfs3/super.c:1139
get_tree_bdev+0x3b5/0x650 fs/super.c:1577
vfs_get_tree+0x8c/0x370 fs/super.c:1750
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: 0033:0x7f29cda7e1ea
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:00007f29ce802ee8 EFLAGS: 00000202 ORIG_RAX: 00000000000000a5
RAX: ffffffffffffffda RBX: 00007f29ce802f80 RCX: 00007f29cda7e1ea
RDX: 000000002001f380 RSI: 0000000020000040 RDI: 00007f29ce802f40
RBP: 000000002001f380 R08: 00007f29ce802f80 R09: 0000000000000080
R10: 0000000000000080 R11: 0000000000000202 R12: 0000000020000040
R13: 00007f29ce802f40 R14: 000000000001f3a3 R15: 00000000200002c0
The buggy address belongs to the physical page:
page:ffffea000201ee40 refcount:0 mapcount:0 mapping:0000000000000000 index:0x1 pfn:0x807b9
flags: 0xfff00000000000(node=0|zone=1|lastcpupid=0x7ff)
page_type: 0xffffffff()
raw: 00fff00000000000 ffffea0000fd4108 ffffea0002013e08 0000000000000000
raw: 0000000000000001 0000000000000000 00000000ffffffff 0000000000000000
page dumped because: kasan: bad access detected
page_owner tracks the page as freed
page last allocated via order 0, migratetype Movable, gfp_mask 0x140cca(GFP_HIGHUSER_MOVABLE|__GFP_COMP), pid 5073, tgid 5073 (syz-executor.5), ts 257716203057, free_ts 261299921778
set_page_owner include/linux/page_owner.h:31 [inline]
post_alloc_hook+0x2cf/0x340 mm/page_alloc.c:1536
prep_new_page mm/page_alloc.c:1543 [inline]
get_page_from_freelist+0xee0/0x2f20 mm/page_alloc.c:3170
__alloc_pages+0x1d0/0x4a0 mm/page_alloc.c:4426
__folio_alloc+0x16/0x40 mm/page_alloc.c:4458
vma_alloc_folio+0x156/0x890 mm/mempolicy.c:2259
wp_page_copy mm/memory.c:3074 [inline]
do_wp_page+0x5bc/0x34c0 mm/memory.c:3449
handle_pte_fault mm/memory.c:4994 [inline]
__handle_mm_fault+0x1d20/0x3e20 mm/memory.c:5119
handle_mm_fault+0x47a/0xa00 mm/memory.c:5284
do_user_addr_fault+0x30b/0x1010 arch/x86/mm/fault.c:1364
handle_page_fault arch/x86/mm/fault.c:1505 [inline]
exc_page_fault+0x5c/0xd0 arch/x86/mm/fault.c:1561
asm_exc_page_fault+0x26/0x30 arch/x86/include/asm/idtentry.h:570
page last free stack trace:
reset_page_owner include/linux/page_owner.h:24 [inline]
free_pages_prepare mm/page_alloc.c:1136 [inline]
free_unref_page_prepare+0x476/0xa40 mm/page_alloc.c:2312
free_unref_page_list+0xe6/0xb30 mm/page_alloc.c:2451
release_pages+0x32a/0x14e0 mm/swap.c:1042
tlb_batch_pages_flush+0x9a/0x190 mm/mmu_gather.c:98
tlb_flush_mmu_free mm/mmu_gather.c:293 [inline]
tlb_flush_mmu mm/mmu_gather.c:300 [inline]
tlb_finish_mmu+0x14b/0x6f0 mm/mmu_gather.c:392
exit_mmap+0x38b/0xa60 mm/mmap.c:3223
__mmput+0x12a/0x4d0 kernel/fork.c:1349
mmput+0x62/0x70 kernel/fork.c:1371
exit_mm kernel/exit.c:567 [inline]
do_exit+0x9b4/0x2a20 kernel/exit.c:861
do_group_exit+0xd4/0x2a0 kernel/exit.c:1024
__do_sys_exit_group kernel/exit.c:1035 [inline]
__se_sys_exit_group kernel/exit.c:1033 [inline]
__x64_sys_exit_group+0x3e/0x50 kernel/exit.c:1033
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
Memory state around the buggy address:
ffff8880807b8f00: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
ffff8880807b8f80: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
>ffff8880807b9000: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
^
ffff8880807b9080: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
ffff8880807b9100: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
==================================================================
ntfs3: loop3: Alternative boot signature is not NTFS.