loop0: detected capacity change from 0 to 63271
F2FS-fs (loop0): Mismatch start address, segment0(512) cp_blkaddr(605)
F2FS-fs (loop0): Can't find valid F2FS filesystem in 1th superblock
F2FS-fs (loop0): invalid crc value
F2FS-fs (loop0): Mismatch valid blocks 1 vs. 2
F2FS-fs (loop0): Failed to initialize F2FS segment manager (-117)
==================================================================
BUG: KASAN: slab-use-after-free in destroy_device_list+0x195/0x200 fs/f2fs/super.c:1606
Read of size 4 at addr ffff88802383d77c by task syz-executor401/5057
CPU: 0 PID: 5057 Comm: syz-executor401 Not tainted 6.7.0-syzkaller-09928-g052d534373b7 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/17/2023
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:377 [inline]
print_report+0xc4/0x620 mm/kasan/report.c:488
kasan_report+0xda/0x110 mm/kasan/report.c:601
destroy_device_list+0x195/0x200 fs/f2fs/super.c:1606
kill_f2fs_super+0x2c6/0x430 fs/f2fs/super.c:4932
deactivate_locked_super+0xbc/0x1a0 fs/super.c:477
mount_bdev+0x277/0x2d0 fs/super.c:1665
legacy_get_tree+0x109/0x220 fs/fs_context.c:662
vfs_get_tree+0x8c/0x370 fs/super.c:1784
do_new_mount fs/namespace.c:3352 [inline]
path_mount+0x14e6/0x1f20 fs/namespace.c:3679
do_mount fs/namespace.c:3692 [inline]
__do_sys_mount fs/namespace.c:3898 [inline]
__se_sys_mount fs/namespace.c:3875 [inline]
__x64_sys_mount+0x293/0x310 fs/namespace.c:3875
do_syscall_x64 arch/x86/entry/common.c:52 [inline]
do_syscall_64+0xd3/0x250 arch/x86/entry/common.c:83
entry_SYSCALL_64_after_hwframe+0x63/0x6b
RIP: 0033:0x7f01b31e18ba
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:00007fffd9b750c8 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5
RAX: ffffffffffffffda RBX: 00007fffd9b750e0 RCX: 00007f01b31e18ba
RDX: 00000000200000c0 RSI: 0000000020010280 RDI: 00007fffd9b750e0
RBP: 0000000000000004 R08: 00007fffd9b75120 R09: 0000000000007e65
R10: 0000000000000410 R11: 0000000000000286 R12: 0000000000000410
R13: 00007fffd9b75120 R14: 0000000000000003 R15: 0000000001ee4e54
Allocated by task 5057:
kasan_save_stack+0x33/0x50 mm/kasan/common.c:47
kasan_save_track+0x14/0x30 mm/kasan/common.c:68
poison_kmalloc_redzone mm/kasan/common.c:372 [inline]
__kasan_kmalloc+0xa2/0xb0 mm/kasan/common.c:389
kmalloc include/linux/slab.h:590 [inline]
kzalloc include/linux/slab.h:711 [inline]
f2fs_fill_super+0xfe/0x8e50 fs/f2fs/super.c:4397
mount_bdev+0x1df/0x2d0 fs/super.c:1663
legacy_get_tree+0x109/0x220 fs/fs_context.c:662
vfs_get_tree+0x8c/0x370 fs/super.c:1784
do_new_mount fs/namespace.c:3352 [inline]
path_mount+0x14e6/0x1f20 fs/namespace.c:3679
do_mount fs/namespace.c:3692 [inline]
__do_sys_mount fs/namespace.c:3898 [inline]
__se_sys_mount fs/namespace.c:3875 [inline]
__x64_sys_mount+0x293/0x310 fs/namespace.c:3875
do_syscall_x64 arch/x86/entry/common.c:52 [inline]
do_syscall_64+0xd3/0x250 arch/x86/entry/common.c:83
entry_SYSCALL_64_after_hwframe+0x63/0x6b
Freed by task 5057:
kasan_save_stack+0x33/0x50 mm/kasan/common.c:47
kasan_save_track+0x14/0x30 mm/kasan/common.c:68
kasan_save_free_info+0x3f/0x60 mm/kasan/generic.c:634
poison_slab_object mm/kasan/common.c:241 [inline]
__kasan_slab_free+0x121/0x1b0 mm/kasan/common.c:257
kasan_slab_free include/linux/kasan.h:184 [inline]
slab_free_hook mm/slub.c:2121 [inline]
slab_free mm/slub.c:4299 [inline]
kfree+0x124/0x360 mm/slub.c:4409
f2fs_fill_super+0x270c/0x8e50 fs/f2fs/super.c:4882
mount_bdev+0x1df/0x2d0 fs/super.c:1663
legacy_get_tree+0x109/0x220 fs/fs_context.c:662
vfs_get_tree+0x8c/0x370 fs/super.c:1784
do_new_mount fs/namespace.c:3352 [inline]
path_mount+0x14e6/0x1f20 fs/namespace.c:3679
do_mount fs/namespace.c:3692 [inline]
__do_sys_mount fs/namespace.c:3898 [inline]
__se_sys_mount fs/namespace.c:3875 [inline]
__x64_sys_mount+0x293/0x310 fs/namespace.c:3875
do_syscall_x64 arch/x86/entry/common.c:52 [inline]
do_syscall_64+0xd3/0x250 arch/x86/entry/common.c:83
entry_SYSCALL_64_after_hwframe+0x63/0x6b
The buggy address belongs to the object at ffff88802383c000
which belongs to the cache kmalloc-8k of size 8192
The buggy address is located 6012 bytes inside of
freed 8192-byte region [ffff88802383c000, ffff88802383e000)
The buggy address belongs to the physical page:
page:ffffea00008e0e00 refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x23838
head:ffffea00008e0e00 order:3 entire_mapcount:0 nr_pages_mapped:0 pincount:0
flags: 0xfff00000000840(slab|head|node=0|zone=1|lastcpupid=0x7ff)
page_type: 0xffffffff()
raw: 00fff00000000840 ffff888013042280 ffffea0001357600 0000000000000002
raw: 0000000000000000 0000000080020002 00000001ffffffff 0000000000000000
page dumped because: kasan: bad access detected
page_owner tracks the page as allocated
page last allocated via order 3, migratetype Unmovable, gfp_mask 0xd2040(__GFP_IO|__GFP_NOWARN|__GFP_NORETRY|__GFP_COMP|__GFP_NOMEMALLOC), pid 4723, tgid 4723 (S41dhcpcd), ts 24160833017, free_ts 24143445832
set_page_owner include/linux/page_owner.h:31 [inline]
post_alloc_hook+0x2d0/0x350 mm/page_alloc.c:1533
prep_new_page mm/page_alloc.c:1540 [inline]
get_page_from_freelist+0xa28/0x3780 mm/page_alloc.c:3311
__alloc_pages+0x22f/0x2440 mm/page_alloc.c:4567
__alloc_pages_node include/linux/gfp.h:238 [inline]
alloc_pages_node include/linux/gfp.h:261 [inline]
alloc_slab_page mm/slub.c:2190 [inline]
allocate_slab mm/slub.c:2354 [inline]
new_slab+0xcc/0x3a0 mm/slub.c:2407
___slab_alloc+0x4af/0x19a0 mm/slub.c:3540
__slab_alloc.constprop.0+0x56/0xa0 mm/slub.c:3625
__slab_alloc_node mm/slub.c:3678 [inline]
slab_alloc_node mm/slub.c:3850 [inline]
kmalloc_trace+0x30b/0x340 mm/slub.c:4007
kmalloc include/linux/slab.h:590 [inline]
kzalloc include/linux/slab.h:711 [inline]
tomoyo_print_bprm security/tomoyo/audit.c:26 [inline]
tomoyo_init_log+0xcdf/0x2110 security/tomoyo/audit.c:264
tomoyo_supervisor+0x30c/0xea0 security/tomoyo/common.c:2089
tomoyo_audit_env_log security/tomoyo/environ.c:36 [inline]
tomoyo_env_perm+0x18f/0x200 security/tomoyo/environ.c:63
tomoyo_environ security/tomoyo/domain.c:672 [inline]
tomoyo_find_next_domain+0xef6/0x2020 security/tomoyo/domain.c:878
tomoyo_bprm_check_security security/tomoyo/tomoyo.c:102 [inline]
tomoyo_bprm_check_security+0x12b/0x1d0 security/tomoyo/tomoyo.c:92
security_bprm_check+0x6a/0xe0 security/security.c:1187
search_binary_handler fs/exec.c:1725 [inline]
exec_binprm fs/exec.c:1779 [inline]
bprm_execve fs/exec.c:1854 [inline]
bprm_execve+0x73a/0x1a90 fs/exec.c:1810
do_execveat_common.isra.0+0x5d3/0x740 fs/exec.c:1962
do_execve fs/exec.c:2036 [inline]
__do_sys_execve fs/exec.c:2112 [inline]
__se_sys_execve fs/exec.c:2107 [inline]
__x64_sys_execve+0x8c/0xb0 fs/exec.c:2107
page last free pid 4722 tgid 4722 stack trace:
reset_page_owner include/linux/page_owner.h:24 [inline]
free_pages_prepare mm/page_alloc.c:1140 [inline]
free_unref_page_prepare+0x51f/0xb10 mm/page_alloc.c:2346
free_unref_page+0x33/0x3c0 mm/page_alloc.c:2486
__put_partials+0x14c/0x160 mm/slub.c:2922
qlink_free mm/kasan/quarantine.c:160 [inline]
qlist_free_all+0x58/0x150 mm/kasan/quarantine.c:176
kasan_quarantine_reduce+0x18e/0x1d0 mm/kasan/quarantine.c:283
__kasan_slab_alloc+0x65/0x90 mm/kasan/common.c:324
kasan_slab_alloc include/linux/kasan.h:201 [inline]
slab_post_alloc_hook mm/slub.c:3813 [inline]
slab_alloc_node mm/slub.c:3860 [inline]
__do_kmalloc_node mm/slub.c:3980 [inline]
__kmalloc+0x1bd/0x440 mm/slub.c:3994
kmalloc include/linux/slab.h:594 [inline]
tomoyo_add_entry security/tomoyo/common.c:2023 [inline]
tomoyo_supervisor+0x43d/0xea0 security/tomoyo/common.c:2095
tomoyo_audit_env_log security/tomoyo/environ.c:36 [inline]
tomoyo_env_perm+0x18f/0x200 security/tomoyo/environ.c:63
tomoyo_environ security/tomoyo/domain.c:672 [inline]
tomoyo_find_next_domain+0xef6/0x2020 security/tomoyo/domain.c:878
tomoyo_bprm_check_security security/tomoyo/tomoyo.c:102 [inline]
tomoyo_bprm_check_security+0x12b/0x1d0 security/tomoyo/tomoyo.c:92
security_bprm_check+0x6a/0xe0 security/security.c:1187
search_binary_handler fs/exec.c:1725 [inline]
exec_binprm fs/exec.c:1779 [inline]
bprm_execve fs/exec.c:1854 [inline]
bprm_execve+0x73a/0x1a90 fs/exec.c:1810
do_execveat_common.isra.0+0x5d3/0x740 fs/exec.c:1962
do_execve fs/exec.c:2036 [inline]
__do_sys_execve fs/exec.c:2112 [inline]
__se_sys_execve fs/exec.c:2107 [inline]
__x64_sys_execve+0x8c/0xb0 fs/exec.c:2107
do_syscall_x64 arch/x86/entry/common.c:52 [inline]
do_syscall_64+0xd3/0x250 arch/x86/entry/common.c:83
Memory state around the buggy address:
ffff88802383d600: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
ffff88802383d680: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
>ffff88802383d700: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
^
ffff88802383d780: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
ffff88802383d800: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
==================================================================
==================================================================
BUG: KASAN: slab-use-after-free in destroy_device_list+0x1f1/0x200 fs/f2fs/super.c:1613
Read of size 8 at addr ffff88802383d780 by task syz-executor401/5057
CPU: 0 PID: 5057 Comm: syz-executor401 Tainted: G B 6.7.0-syzkaller-09928-g052d534373b7 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/17/2023
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:377 [inline]
print_report+0xc4/0x620 mm/kasan/report.c:488
kasan_report+0xda/0x110 mm/kasan/report.c:601
destroy_device_list+0x1f1/0x200 fs/f2fs/super.c:1613
kill_f2fs_super+0x2c6/0x430 fs/f2fs/super.c:4932
deactivate_locked_super+0xbc/0x1a0 fs/super.c:477
mount_bdev+0x277/0x2d0 fs/super.c:1665
legacy_get_tree+0x109/0x220 fs/fs_context.c:662
vfs_get_tree+0x8c/0x370 fs/super.c:1784
do_new_mount fs/namespace.c:3352 [inline]
path_mount+0x14e6/0x1f20 fs/namespace.c:3679
do_mount fs/namespace.c:3692 [inline]
__do_sys_mount fs/namespace.c:3898 [inline]
__se_sys_mount fs/namespace.c:3875 [inline]
__x64_sys_mount+0x293/0x310 fs/namespace.c:3875
do_syscall_x64 arch/x86/entry/common.c:52 [inline]
do_syscall_64+0xd3/0x250 arch/x86/entry/common.c:83
entry_SYSCALL_64_after_hwframe+0x63/0x6b
RIP: 0033:0x7f01b31e18ba
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:00007fffd9b750c8 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5
RAX: ffffffffffffffda RBX: 00007fffd9b750e0 RCX: 00007f01b31e18ba
RDX: 00000000200000c0 RSI: 0000000020010280 RDI: 00007fffd9b750e0
RBP: 0000000000000004 R08: 00007fffd9b75120 R09: 0000000000007e65
R10: 0000000000000410 R11: 0000000000000286 R12: 0000000000000410
R13: 00007fffd9b75120 R14: 0000000000000003 R15: 0000000001ee4e54
Allocated by task 5057:
kasan_save_stack+0x33/0x50 mm/kasan/common.c:47
kasan_save_track+0x14/0x30 mm/kasan/common.c:68
poison_kmalloc_redzone mm/kasan/common.c:372 [inline]
__kasan_kmalloc+0xa2/0xb0 mm/kasan/common.c:389
kmalloc include/linux/slab.h:590 [inline]
kzalloc include/linux/slab.h:711 [inline]
f2fs_fill_super+0xfe/0x8e50 fs/f2fs/super.c:4397
mount_bdev+0x1df/0x2d0 fs/super.c:1663
legacy_get_tree+0x109/0x220 fs/fs_context.c:662
vfs_get_tree+0x8c/0x370 fs/super.c:1784
do_new_mount fs/namespace.c:3352 [inline]
path_mount+0x14e6/0x1f20 fs/namespace.c:3679
do_mount fs/namespace.c:3692 [inline]
__do_sys_mount fs/namespace.c:3898 [inline]
__se_sys_mount fs/namespace.c:3875 [inline]
__x64_sys_mount+0x293/0x310 fs/namespace.c:3875
do_syscall_x64 arch/x86/entry/common.c:52 [inline]
do_syscall_64+0xd3/0x250 arch/x86/entry/common.c:83
entry_SYSCALL_64_after_hwframe+0x63/0x6b
Freed by task 5057:
kasan_save_stack+0x33/0x50 mm/kasan/common.c:47
kasan_save_track+0x14/0x30 mm/kasan/common.c:68
kasan_save_free_info+0x3f/0x60 mm/kasan/generic.c:634
poison_slab_object mm/kasan/common.c:241 [inline]
__kasan_slab_free+0x121/0x1b0 mm/kasan/common.c:257
kasan_slab_free include/linux/kasan.h:184 [inline]
slab_free_hook mm/slub.c:2121 [inline]
slab_free mm/slub.c:4299 [inline]
kfree+0x124/0x360 mm/slub.c:4409
f2fs_fill_super+0x270c/0x8e50 fs/f2fs/super.c:4882
mount_bdev+0x1df/0x2d0 fs/super.c:1663
legacy_get_tree+0x109/0x220 fs/fs_context.c:662
vfs_get_tree+0x8c/0x370 fs/super.c:1784
do_new_mount fs/namespace.c:3352 [inline]
path_mount+0x14e6/0x1f20 fs/namespace.c:3679
do_mount fs/namespace.c:3692 [inline]
__do_sys_mount fs/namespace.c:3898 [inline]
__se_sys_mount fs/namespace.c:3875 [inline]
__x64_sys_mount+0x293/0x310 fs/namespace.c:3875
do_syscall_x64 arch/x86/entry/common.c:52 [inline]
do_syscall_64+0xd3/0x250 arch/x86/entry/common.c:83
entry_SYSCALL_64_after_hwframe+0x63/0x6b
The buggy address belongs to the object at ffff88802383c000
which belongs to the cache kmalloc-8k of size 8192
The buggy address is located 6016 bytes inside of
freed 8192-byte region [ffff88802383c000, ffff88802383e000)
The buggy address belongs to the physical page:
page:ffffea00008e0e00 refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x23838
head:ffffea00008e0e00 order:3 entire_mapcount:0 nr_pages_mapped:0 pincount:0
flags: 0xfff00000000840(slab|head|node=0|zone=1|lastcpupid=0x7ff)
page_type: 0xffffffff()
raw: 00fff00000000840 ffff888013042280 ffffea0001357600 0000000000000002
raw: 0000000000000000 0000000080020002 00000001ffffffff 0000000000000000
page dumped because: kasan: bad access detected
page_owner tracks the page as allocated
page last allocated via order 3, migratetype Unmovable, gfp_mask 0xd2040(__GFP_IO|__GFP_NOWARN|__GFP_NORETRY|__GFP_COMP|__GFP_NOMEMALLOC), pid 4723, tgid 4723 (S41dhcpcd), ts 24160833017, free_ts 24143445832
set_page_owner include/linux/page_owner.h:31 [inline]
post_alloc_hook+0x2d0/0x350 mm/page_alloc.c:1533
prep_new_page mm/page_alloc.c:1540 [inline]
get_page_from_freelist+0xa28/0x3780 mm/page_alloc.c:3311
__alloc_pages+0x22f/0x2440 mm/page_alloc.c:4567
__alloc_pages_node include/linux/gfp.h:238 [inline]
alloc_pages_node include/linux/gfp.h:261 [inline]
alloc_slab_page mm/slub.c:2190 [inline]
allocate_slab mm/slub.c:2354 [inline]
new_slab+0xcc/0x3a0 mm/slub.c:2407
___slab_alloc+0x4af/0x19a0 mm/slub.c:3540
__slab_alloc.constprop.0+0x56/0xa0 mm/slub.c:3625
__slab_alloc_node mm/slub.c:3678 [inline]
slab_alloc_node mm/slub.c:3850 [inline]
kmalloc_trace+0x30b/0x340 mm/slub.c:4007
kmalloc include/linux/slab.h:590 [inline]
kzalloc include/linux/slab.h:711 [inline]
tomoyo_print_bprm security/tomoyo/audit.c:26 [inline]
tomoyo_init_log+0xcdf/0x2110 security/tomoyo/audit.c:264
tomoyo_supervisor+0x30c/0xea0 security/tomoyo/common.c:2089
tomoyo_audit_env_log security/tomoyo/environ.c:36 [inline]
tomoyo_env_perm+0x18f/0x200 security/tomoyo/environ.c:63
tomoyo_environ security/tomoyo/domain.c:672 [inline]
tomoyo_find_next_domain+0xef6/0x2020 security/tomoyo/domain.c:878
tomoyo_bprm_check_security security/tomoyo/tomoyo.c:102 [inline]
tomoyo_bprm_check_security+0x12b/0x1d0 security/tomoyo/tomoyo.c:92
security_bprm_check+0x6a/0xe0 security/security.c:1187
search_binary_handler fs/exec.c:1725 [inline]
exec_binprm fs/exec.c:1779 [inline]
bprm_execve fs/exec.c:1854 [inline]
bprm_execve+0x73a/0x1a90 fs/exec.c:1810
do_execveat_common.isra.0+0x5d3/0x740 fs/exec.c:1962
do_execve fs/exec.c:2036 [inline]
__do_sys_execve fs/exec.c:2112 [inline]
__se_sys_execve fs/exec.c:2107 [inline]
__x64_sys_execve+0x8c/0xb0 fs/exec.c:2107
page last free pid 4722 tgid 4722 stack trace:
reset_page_owner include/linux/page_owner.h:24 [inline]
free_pages_prepare mm/page_alloc.c:1140 [inline]
free_unref_page_prepare+0x51f/0xb10 mm/page_alloc.c:2346
free_unref_page+0x33/0x3c0 mm/page_alloc.c:2486
__put_partials+0x14c/0x160 mm/slub.c:2922
qlink_free mm/kasan/quarantine.c:160 [inline]
qlist_free_all+0x58/0x150 mm/kasan/quarantine.c:176
kasan_quarantine_reduce+0x18e/0x1d0 mm/kasan/quarantine.c:283
__kasan_slab_alloc+0x65/0x90 mm/kasan/common.c:324
kasan_slab_alloc include/linux/kasan.h:201 [inline]
slab_post_alloc_hook mm/slub.c:3813 [inline]
slab_alloc_node mm/slub.c:3860 [inline]
__do_kmalloc_node mm/slub.c:3980 [inline]
__kmalloc+0x1bd/0x440 mm/slub.c:3994
kmalloc include/linux/slab.h:594 [inline]
tomoyo_add_entry security/tomoyo/common.c:2023 [inline]
tomoyo_supervisor+0x43d/0xea0 security/tomoyo/common.c:2095
tomoyo_audit_env_log security/tomoyo/environ.c:36 [inline]
tomoyo_env_perm+0x18f/0x200 security/tomoyo/environ.c:63
tomoyo_environ security/tomoyo/domain.c:672 [inline]
tomoyo_find_next_domain+0xef6/0x2020 security/tomoyo/domain.c:878
tomoyo_bprm_check_security security/tomoyo/tomoyo.c:102 [inline]
tomoyo_bprm_check_security+0x12b/0x1d0 security/tomoyo/tomoyo.c:92
security_bprm_check+0x6a/0xe0 security/security.c:1187
search_binary_handler fs/exec.c:1725 [inline]
exec_binprm fs/exec.c:1779 [inline]
bprm_execve fs/exec.c:1854 [inline]
bprm_execve+0x73a/0x1a90 fs/exec.c:1810
do_execveat_common.isra.0+0x5d3/0x740 fs/exec.c:1962
do_execve fs/exec.c:2036 [inline]
__do_sys_execve fs/exec.c:2112 [inline]
__se_sys_execve fs/exec.c:2107 [inline]
__x64_sys_execve+0x8c/0xb0 fs/exec.c:2107
do_syscall_x64 arch/x86/entry/common.c:52 [inline]
do_syscall_64+0xd3/0x250 arch/x86/entry/common.c:83
Memory state around the buggy address:
ffff88802383d680: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
ffff88802383d700: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
>ffff88802383d780: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
^
ffff88802383d800: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
ffff88802383d880: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
==================================================================
==================================================================
BUG: KASAN: double-free in kill_f2fs_super+0x2ce/0x430 fs/f2fs/super.c:4933
Free of addr ffff88802383c000 by task syz-executor401/5057
CPU: 0 PID: 5057 Comm: syz-executor401 Tainted: G B 6.7.0-syzkaller-09928-g052d534373b7 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/17/2023
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:377 [inline]
print_report+0xc4/0x620 mm/kasan/report.c:488
kasan_report_invalid_free+0xab/0xd0 mm/kasan/report.c:563
poison_slab_object mm/kasan/common.c:233 [inline]
__kasan_slab_free+0x18f/0x1b0 mm/kasan/common.c:257
kasan_slab_free include/linux/kasan.h:184 [inline]
slab_free_hook mm/slub.c:2121 [inline]
slab_free mm/slub.c:4299 [inline]
kfree+0x124/0x360 mm/slub.c:4409
kill_f2fs_super+0x2ce/0x430 fs/f2fs/super.c:4933
deactivate_locked_super+0xbc/0x1a0 fs/super.c:477
mount_bdev+0x277/0x2d0 fs/super.c:1665
legacy_get_tree+0x109/0x220 fs/fs_context.c:662
vfs_get_tree+0x8c/0x370 fs/super.c:1784
do_new_mount fs/namespace.c:3352 [inline]
path_mount+0x14e6/0x1f20 fs/namespace.c:3679
do_mount fs/namespace.c:3692 [inline]
__do_sys_mount fs/namespace.c:3898 [inline]
__se_sys_mount fs/namespace.c:3875 [inline]
__x64_sys_mount+0x293/0x310 fs/namespace.c:3875
do_syscall_x64 arch/x86/entry/common.c:52 [inline]
do_syscall_64+0xd3/0x250 arch/x86/entry/common.c:83
entry_SYSCALL_64_after_hwframe+0x63/0x6b
RIP: 0033:0x7f01b31e18ba
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:00007fffd9b750c8 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5
RAX: ffffffffffffffda RBX: 00007fffd9b750e0 RCX: 00007f01b31e18ba
RDX: 00000000200000c0 RSI: 0000000020010280 RDI: 00007fffd9b750e0
RBP: 0000000000000004 R08: 00007fffd9b75120 R09: 0000000000007e65
R10: 0000000000000410 R11: 0000000000000286 R12: 0000000000000410
R13: 00007fffd9b75120 R14: 0000000000000003 R15: 0000000001ee4e54
Allocated by task 5057:
kasan_save_stack+0x33/0x50 mm/kasan/common.c:47
kasan_save_track+0x14/0x30 mm/kasan/common.c:68
poison_kmalloc_redzone mm/kasan/common.c:372 [inline]
__kasan_kmalloc+0xa2/0xb0 mm/kasan/common.c:389
kmalloc include/linux/slab.h:590 [inline]
kzalloc include/linux/slab.h:711 [inline]
f2fs_fill_super+0xfe/0x8e50 fs/f2fs/super.c:4397
mount_bdev+0x1df/0x2d0 fs/super.c:1663
legacy_get_tree+0x109/0x220 fs/fs_context.c:662
vfs_get_tree+0x8c/0x370 fs/super.c:1784
do_new_mount fs/namespace.c:3352 [inline]
path_mount+0x14e6/0x1f20 fs/namespace.c:3679
do_mount fs/namespace.c:3692 [inline]
__do_sys_mount fs/namespace.c:3898 [inline]
__se_sys_mount fs/namespace.c:3875 [inline]
__x64_sys_mount+0x293/0x310 fs/namespace.c:3875
do_syscall_x64 arch/x86/entry/common.c:52 [inline]
do_syscall_64+0xd3/0x250 arch/x86/entry/common.c:83
entry_SYSCALL_64_after_hwframe+0x63/0x6b
Freed by task 5057:
kasan_save_stack+0x33/0x50 mm/kasan/common.c:47
kasan_save_track+0x14/0x30 mm/kasan/common.c:68
kasan_save_free_info+0x3f/0x60 mm/kasan/generic.c:634
poison_slab_object mm/kasan/common.c:241 [inline]
__kasan_slab_free+0x121/0x1b0 mm/kasan/common.c:257
kasan_slab_free include/linux/kasan.h:184 [inline]
slab_free_hook mm/slub.c:2121 [inline]
slab_free mm/slub.c:4299 [inline]
kfree+0x124/0x360 mm/slub.c:4409
f2fs_fill_super+0x270c/0x8e50 fs/f2fs/super.c:4882
mount_bdev+0x1df/0x2d0 fs/super.c:1663
legacy_get_tree+0x109/0x220 fs/fs_context.c:662
vfs_get_tree+0x8c/0x370 fs/super.c:1784
do_new_mount fs/namespace.c:3352 [inline]
path_mount+0x14e6/0x1f20 fs/namespace.c:3679
do_mount fs/namespace.c:3692 [inline]
__do_sys_mount fs/namespace.c:3898 [inline]
__se_sys_mount fs/namespace.c:3875 [inline]
__x64_sys_mount+0x293/0x310 fs/namespace.c:3875
do_syscall_x64 arch/x86/entry/common.c:52 [inline]
do_syscall_64+0xd3/0x250 arch/x86/entry/common.c:83
entry_SYSCALL_64_after_hwframe+0x63/0x6b
The buggy address belongs to the object at ffff88802383c000
which belongs to the cache kmalloc-8k of size 8192
The buggy address is located 0 bytes inside of
8192-byte region [ffff88802383c000, ffff88802383e000)
The buggy address belongs to the physical page:
page:ffffea00008e0e00 refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x23838
head:ffffea00008e0e00 order:3 entire_mapcount:0 nr_pages_mapped:0 pincount:0
flags: 0xfff00000000840(slab|head|node=0|zone=1|lastcpupid=0x7ff)
page_type: 0xffffffff()
raw: 00fff00000000840 ffff888013042280 ffffea0001357600 0000000000000002
raw: 0000000000000000 0000000080020002 00000001ffffffff 0000000000000000
page dumped because: kasan: bad access detected
page_owner tracks the page as allocated
page last allocated via order 3, migratetype Unmovable, gfp_mask 0xd2040(__GFP_IO|__GFP_NOWARN|__GFP_NORETRY|__GFP_COMP|__GFP_NOMEMALLOC), pid 4723, tgid 4723 (S41dhcpcd), ts 24160833017, free_ts 24143445832
set_page_owner include/linux/page_owner.h:31 [inline]
post_alloc_hook+0x2d0/0x350 mm/page_alloc.c:1533
prep_new_page mm/page_alloc.c:1540 [inline]
get_page_from_freelist+0xa28/0x3780 mm/page_alloc.c:3311
__alloc_pages+0x22f/0x2440 mm/page_alloc.c:4567
__alloc_pages_node include/linux/gfp.h:238 [inline]
alloc_pages_node include/linux/gfp.h:261 [inline]
alloc_slab_page mm/slub.c:2190 [inline]
allocate_slab mm/slub.c:2354 [inline]
new_slab+0xcc/0x3a0 mm/slub.c:2407
___slab_alloc+0x4af/0x19a0 mm/slub.c:3540
__slab_alloc.constprop.0+0x56/0xa0 mm/slub.c:3625
__slab_alloc_node mm/slub.c:3678 [inline]
slab_alloc_node mm/slub.c:3850 [inline]
kmalloc_trace+0x30b/0x340 mm/slub.c:4007
kmalloc include/linux/slab.h:590 [inline]
kzalloc include/linux/slab.h:711 [inline]
tomoyo_print_bprm security/tomoyo/audit.c:26 [inline]
tomoyo_init_log+0xcdf/0x2110 security/tomoyo/audit.c:264
tomoyo_supervisor+0x30c/0xea0 security/tomoyo/common.c:2089
tomoyo_audit_env_log security/tomoyo/environ.c:36 [inline]
tomoyo_env_perm+0x18f/0x200 security/tomoyo/environ.c:63
tomoyo_environ security/tomoyo/domain.c:672 [inline]
tomoyo_find_next_domain+0xef6/0x2020 security/tomoyo/domain.c:878
tomoyo_bprm_check_security security/tomoyo/tomoyo.c:102 [inline]
tomoyo_bprm_check_security+0x12b/0x1d0 security/tomoyo/tomoyo.c:92
security_bprm_check+0x6a/0xe0 security/security.c:1187
search_binary_handler fs/exec.c:1725 [inline]
exec_binprm fs/exec.c:1779 [inline]
bprm_execve fs/exec.c:1854 [inline]
bprm_execve+0x73a/0x1a90 fs/exec.c:1810
do_execveat_common.isra.0+0x5d3/0x740 fs/exec.c:1962
do_execve fs/exec.c:2036 [inline]
__do_sys_execve fs/exec.c:2112 [inline]
__se_sys_execve fs/exec.c:2107 [inline]
__x64_sys_execve+0x8c/0xb0 fs/exec.c:2107
page last free pid 4722 tgid 4722 stack trace:
reset_page_owner include/linux/page_owner.h:24 [inline]
free_pages_prepare mm/page_alloc.c:1140 [inline]
free_unref_page_prepare+0x51f/0xb10 mm/page_alloc.c:2346
free_unref_page+0x33/0x3c0 mm/page_alloc.c:2486
__put_partials+0x14c/0x160 mm/slub.c:2922
qlink_free mm/kasan/quarantine.c:160 [inline]
qlist_free_all+0x58/0x150 mm/kasan/quarantine.c:176
kasan_quarantine_reduce+0x18e/0x1d0 mm/kasan/quarantine.c:283
__kasan_slab_alloc+0x65/0x90 mm/kasan/common.c:324
kasan_slab_alloc include/linux/kasan.h:201 [inline]
slab_post_alloc_hook mm/slub.c:3813 [inline]
slab_alloc_node mm/slub.c:3860 [inline]
__do_kmalloc_node mm/slub.c:3980 [inline]
__kmalloc+0x1bd/0x440 mm/slub.c:3994
kmalloc include/linux/slab.h:594 [inline]
tomoyo_add_entry security/tomoyo/common.c:2023 [inline]
tomoyo_supervisor+0x43d/0xea0 security/tomoyo/common.c:2095
tomoyo_audit_env_log security/tomoyo/environ.c:36 [inline]
tomoyo_env_perm+0x18f/0x200 security/tomoyo/environ.c:63
tomoyo_environ security/tomoyo/domain.c:672 [inline]
tomoyo_find_next_domain+0xef6/0x2020 security/tomoyo/domain.c:878
tomoyo_bprm_check_security security/tomoyo/tomoyo.c:102 [inline]
tomoyo_bprm_check_security+0x12b/0x1d0 security/tomoyo/tomoyo.c:92
security_bprm_check+0x6a/0xe0 security/security.c:1187
search_binary_handler fs/exec.c:1725 [inline]
exec_binprm fs/exec.c:1779 [inline]
bprm_execve fs/exec.c:1854 [inline]
bprm_execve+0x73a/0x1a90 fs/exec.c:1810
do_execveat_common.isra.0+0x5d3/0x740 fs/exec.c:1962
do_execve fs/exec.c:2036 [inline]
__do_sys_execve fs/exec.c:2112 [inline]
__se_sys_execve fs/exec.c:2107 [inline]
__x64_sys_execve+0x8c/0xb0 fs/exec.c:2107
do_syscall_x64 arch/x86/entry/common.c:52 [inline]
do_syscall_64+0xd3/0x250 arch/x86/entry/common.c:83
Memory state around the buggy address:
ffff88802383bf00: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc
ffff88802383bf80: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc
>ffff88802383c000: fa fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
^
ffff88802383c080: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
ffff88802383c100: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
==================================================================