======================================================
WARNING: possible circular locking dependency detected
6.1.123-syzkaller #0 Not tainted
------------------------------------------------------
syz.1.191/5337 is trying to acquire lock:
ffff0000e16c8100 (&ni->ni_lock/5){+.+.}-{3:3}, at: ni_lock fs/ntfs3/ntfs_fs.h:1101 [inline]
ffff0000e16c8100 (&ni->ni_lock/5){+.+.}-{3:3}, at: ntfs_fallocate+0x48c/0xd88 fs/ntfs3/file.c:598
but task is already holding lock:
ffff0000e16c8540 (mapping.invalidate_lock#5){++++}-{3:3}, at: filemap_invalidate_lock include/linux/fs.h:803 [inline]
ffff0000e16c8540 (mapping.invalidate_lock#5){++++}-{3:3}, at: ntfs_fallocate+0x2fc/0xd88 fs/ntfs3/file.c:580
which lock already depends on the new lock.
the existing dependency chain (in reverse order) is:
-> #2 (mapping.invalidate_lock#5){++++}-{3:3}:
down_read+0x64/0x308 kernel/locking/rwsem.c:1520
filemap_invalidate_lock_shared include/linux/fs.h:813 [inline]
filemap_fault+0x58c/0xf7c mm/filemap.c:3219
__do_fault+0x11c/0x3d8 mm/memory.c:4278
do_read_fault mm/memory.c:4629 [inline]
do_fault mm/memory.c:4758 [inline]
handle_pte_fault mm/memory.c:5029 [inline]
__handle_mm_fault mm/memory.c:5171 [inline]
handle_mm_fault+0x1ee8/0x3d38 mm/memory.c:5292
__do_page_fault arch/arm64/mm/fault.c:499 [inline]
do_page_fault+0x330/0x890 arch/arm64/mm/fault.c:583
do_translation_fault+0x94/0xc8 arch/arm64/mm/fault.c:667
do_mem_abort+0x74/0x200 arch/arm64/mm/fault.c:803
el1_abort+0x3c/0x5c arch/arm64/kernel/entry-common.c:367
el1h_64_sync_handler+0x60/0xac arch/arm64/kernel/entry-common.c:427
el1h_64_sync+0x64/0x68 arch/arm64/kernel/entry.S:580
__arch_copy_from_user+0x1b4/0x230 arch/arm64/lib/copy_template.S:164
bpf_map_do_batch+0x3cc/0x548
__sys_bpf+0x514/0x654
__do_sys_bpf kernel/bpf/syscall.c:5129 [inline]
__se_sys_bpf kernel/bpf/syscall.c:5127 [inline]
__arm64_sys_bpf+0x80/0x98 kernel/bpf/syscall.c:5127
__invoke_syscall arch/arm64/kernel/syscall.c:38 [inline]
invoke_syscall+0x98/0x2bc arch/arm64/kernel/syscall.c:52
el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140
do_el0_svc+0x58/0x13c arch/arm64/kernel/syscall.c:204
el0_svc+0x58/0x168 arch/arm64/kernel/entry-common.c:637
el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655
el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585
-> #1 (&mm->mmap_lock){++++}-{3:3}:
__might_fault+0xc4/0x124 mm/memory.c:5851
_copy_to_user include/linux/uaccess.h:143 [inline]
copy_to_user include/linux/uaccess.h:169 [inline]
ni_fiemap+0x1134/0x1444 fs/ntfs3/frecord.c:2140
ntfs_fiemap+0x110/0x168 fs/ntfs3/file.c:1254
ioctl_fiemap fs/ioctl.c:219 [inline]
do_vfs_ioctl+0x194c/0x26f8 fs/ioctl.c:810
__do_sys_ioctl fs/ioctl.c:868 [inline]
__se_sys_ioctl fs/ioctl.c:856 [inline]
__arm64_sys_ioctl+0xe4/0x1c8 fs/ioctl.c:856
__invoke_syscall arch/arm64/kernel/syscall.c:38 [inline]
invoke_syscall+0x98/0x2bc arch/arm64/kernel/syscall.c:52
el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140
do_el0_svc+0x58/0x13c arch/arm64/kernel/syscall.c:204
el0_svc+0x58/0x168 arch/arm64/kernel/entry-common.c:637
el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655
el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585
-> #0 (&ni->ni_lock/5){+.+.}-{3:3}:
check_prev_add kernel/locking/lockdep.c:3090 [inline]
check_prevs_add kernel/locking/lockdep.c:3209 [inline]
validate_chain kernel/locking/lockdep.c:3825 [inline]
__lock_acquire+0x3338/0x7680 kernel/locking/lockdep.c:5049
lock_acquire+0x26c/0x7cc kernel/locking/lockdep.c:5662
__mutex_lock_common+0x190/0x21a0 kernel/locking/mutex.c:603
__mutex_lock kernel/locking/mutex.c:747 [inline]
mutex_lock_nested+0x38/0x44 kernel/locking/mutex.c:799
ni_lock fs/ntfs3/ntfs_fs.h:1101 [inline]
ntfs_fallocate+0x48c/0xd88 fs/ntfs3/file.c:598
vfs_fallocate+0x478/0x5b4 fs/open.c:323
ioctl_preallocate+0x278/0x324 fs/ioctl.c:290
do_vfs_ioctl+0x1ad8/0x26f8 fs/ioctl.c:849
__do_sys_ioctl fs/ioctl.c:868 [inline]
__se_sys_ioctl fs/ioctl.c:856 [inline]
__arm64_sys_ioctl+0xe4/0x1c8 fs/ioctl.c:856
__invoke_syscall arch/arm64/kernel/syscall.c:38 [inline]
invoke_syscall+0x98/0x2bc arch/arm64/kernel/syscall.c:52
el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140
do_el0_svc+0x58/0x13c arch/arm64/kernel/syscall.c:204
el0_svc+0x58/0x168 arch/arm64/kernel/entry-common.c:637
el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655
el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585
other info that might help us debug this:
Chain exists of:
&ni->ni_lock/5 --> &mm->mmap_lock --> mapping.invalidate_lock#5
Possible unsafe locking scenario:
CPU0 CPU1
---- ----
lock(mapping.invalidate_lock#5);
lock(&mm->mmap_lock);
lock(mapping.invalidate_lock#5);
lock(&ni->ni_lock/5);
*** DEADLOCK ***
3 locks held by syz.1.191/5337:
#0: ffff0000dd85c460 (sb_writers#20){.+.+}-{0:0}, at: file_start_write include/linux/fs.h:3015 [inline]
#0: ffff0000dd85c460 (sb_writers#20){.+.+}-{0:0}, at: vfs_fallocate+0x404/0x5b4 fs/open.c:322
#1: ffff0000e16c83a0 (&sb->s_type->i_mutex_key#27){+.+.}-{3:3}, at: inode_lock include/linux/fs.h:758 [inline]
#1: ffff0000e16c83a0 (&sb->s_type->i_mutex_key#27){+.+.}-{3:3}, at: ntfs_fallocate+0x25c/0xd88 fs/ntfs3/file.c:566
#2: ffff0000e16c8540 (mapping.invalidate_lock#5){++++}-{3:3}, at: filemap_invalidate_lock include/linux/fs.h:803 [inline]
#2: ffff0000e16c8540 (mapping.invalidate_lock#5){++++}-{3:3}, at: ntfs_fallocate+0x2fc/0xd88 fs/ntfs3/file.c:580
stack backtrace:
CPU: 0 PID: 5337 Comm: syz.1.191 Not tainted 6.1.123-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
Call trace:
dump_backtrace+0x1c8/0x1f4 arch/arm64/kernel/stacktrace.c:158
show_stack+0x2c/0x3c arch/arm64/kernel/stacktrace.c:165
__dump_stack lib/dump_stack.c:88 [inline]
dump_stack_lvl+0x108/0x170 lib/dump_stack.c:106
dump_stack+0x1c/0x58 lib/dump_stack.c:113
print_circular_bug+0x150/0x1b8 kernel/locking/lockdep.c:2048
check_noncircular+0x2cc/0x378 kernel/locking/lockdep.c:2170
check_prev_add kernel/locking/lockdep.c:3090 [inline]
check_prevs_add kernel/locking/lockdep.c:3209 [inline]
validate_chain kernel/locking/lockdep.c:3825 [inline]
__lock_acquire+0x3338/0x7680 kernel/locking/lockdep.c:5049
lock_acquire+0x26c/0x7cc kernel/locking/lockdep.c:5662
__mutex_lock_common+0x190/0x21a0 kernel/locking/mutex.c:603
__mutex_lock kernel/locking/mutex.c:747 [inline]
mutex_lock_nested+0x38/0x44 kernel/locking/mutex.c:799
ni_lock fs/ntfs3/ntfs_fs.h:1101 [inline]
ntfs_fallocate+0x48c/0xd88 fs/ntfs3/file.c:598
vfs_fallocate+0x478/0x5b4 fs/open.c:323
ioctl_preallocate+0x278/0x324 fs/ioctl.c:290
do_vfs_ioctl+0x1ad8/0x26f8 fs/ioctl.c:849
__do_sys_ioctl fs/ioctl.c:868 [inline]
__se_sys_ioctl fs/ioctl.c:856 [inline]
__arm64_sys_ioctl+0xe4/0x1c8 fs/ioctl.c:856
__invoke_syscall arch/arm64/kernel/syscall.c:38 [inline]
invoke_syscall+0x98/0x2bc arch/arm64/kernel/syscall.c:52
el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140
do_el0_svc+0x58/0x13c arch/arm64/kernel/syscall.c:204
el0_svc+0x58/0x168 arch/arm64/kernel/entry-common.c:637
el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655
el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585