ocfs2: Mounting device (7,5) on (node local, slot 0) with ordered data mode.
======================================================
WARNING: possible circular locking dependency detected
6.14.0-rc1-syzkaller-g2014c95afece #0 Not tainted
------------------------------------------------------
syz.5.243/7653 is trying to acquire lock:
ffff0000f23eeab8 (&oi->ip_xattr_sem){++++}-{4:4}, at: ocfs2_xattr_get+0x104/0x28c fs/ocfs2/xattr.c:1338
but task is already holding lock:
ffff0000e771c950 (jbd2_handle){++++}-{0:0}, at: start_this_handle+0xf0c/0x11c4 fs/jbd2/transaction.c:446
which lock already depends on the new lock.
the existing dependency chain (in reverse order) is:
-> #6 (jbd2_handle){++++}-{0:0}:
start_this_handle+0xf34/0x11c4 fs/jbd2/transaction.c:448
jbd2__journal_start+0x298/0x544 fs/jbd2/transaction.c:505
jbd2_journal_start+0x3c/0x4c fs/jbd2/transaction.c:544
ocfs2_start_trans+0x3d0/0x71c fs/ocfs2/journal.c:352
ocfs2_block_group_alloc fs/ocfs2/suballoc.c:685 [inline]
ocfs2_reserve_suballoc_bits+0x840/0x4254 fs/ocfs2/suballoc.c:832
ocfs2_reserve_new_metadata_blocks+0x384/0x848 fs/ocfs2/suballoc.c:982
ocfs2_expand_inline_dir fs/ocfs2/dir.c:2837 [inline]
ocfs2_extend_dir+0xb7c/0x4608 fs/ocfs2/dir.c:3199
ocfs2_prepare_dir_for_insert+0x2cdc/0x5018 fs/ocfs2/dir.c:4304
ocfs2_symlink+0x760/0x24d0 fs/ocfs2/namei.c:1872
vfs_symlink+0x138/0x28c fs/namei.c:4671
do_symlinkat+0x1c4/0x46c fs/namei.c:4697
__do_sys_symlinkat fs/namei.c:4713 [inline]
__se_sys_symlinkat fs/namei.c:4710 [inline]
__arm64_sys_symlinkat+0x9c/0xb4 fs/namei.c:4710
__invoke_syscall arch/arm64/kernel/syscall.c:35 [inline]
invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:49
el0_svc_common+0x130/0x23c arch/arm64/kernel/syscall.c:132
do_el0_svc+0x48/0x58 arch/arm64/kernel/syscall.c:151
el0_svc+0x54/0x168 arch/arm64/kernel/entry-common.c:744
el0t_64_sync_handler+0x84/0x108 arch/arm64/kernel/entry-common.c:762
el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:600
-> #5 (&journal->j_trans_barrier){.+.+}-{4:4}:
down_read+0x58/0x2fc kernel/locking/rwsem.c:1524
ocfs2_start_trans+0x3c4/0x71c fs/ocfs2/journal.c:350
ocfs2_block_group_alloc fs/ocfs2/suballoc.c:685 [inline]
ocfs2_reserve_suballoc_bits+0x840/0x4254 fs/ocfs2/suballoc.c:832
ocfs2_reserve_new_metadata_blocks+0x384/0x848 fs/ocfs2/suballoc.c:982
ocfs2_expand_inline_dir fs/ocfs2/dir.c:2837 [inline]
ocfs2_extend_dir+0xb7c/0x4608 fs/ocfs2/dir.c:3199
ocfs2_prepare_dir_for_insert+0x2cdc/0x5018 fs/ocfs2/dir.c:4304
ocfs2_symlink+0x760/0x24d0 fs/ocfs2/namei.c:1872
vfs_symlink+0x138/0x28c fs/namei.c:4671
do_symlinkat+0x1c4/0x46c fs/namei.c:4697
__do_sys_symlinkat fs/namei.c:4713 [inline]
__se_sys_symlinkat fs/namei.c:4710 [inline]
__arm64_sys_symlinkat+0x9c/0xb4 fs/namei.c:4710
__invoke_syscall arch/arm64/kernel/syscall.c:35 [inline]
invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:49
el0_svc_common+0x130/0x23c arch/arm64/kernel/syscall.c:132
do_el0_svc+0x48/0x58 arch/arm64/kernel/syscall.c:151
el0_svc+0x54/0x168 arch/arm64/kernel/entry-common.c:744
el0t_64_sync_handler+0x84/0x108 arch/arm64/kernel/entry-common.c:762
el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:600
-> #4 (sb_internal#4){.+.+}-{0:0}:
percpu_down_read include/linux/percpu-rwsem.h:51 [inline]
__sb_start_write include/linux/fs.h:1773 [inline]
sb_start_intwrite include/linux/fs.h:1956 [inline]
ocfs2_start_trans+0x244/0x71c fs/ocfs2/journal.c:348
ocfs2_block_group_alloc fs/ocfs2/suballoc.c:685 [inline]
ocfs2_reserve_suballoc_bits+0x840/0x4254 fs/ocfs2/suballoc.c:832
ocfs2_reserve_new_metadata_blocks+0x384/0x848 fs/ocfs2/suballoc.c:982
ocfs2_expand_inline_dir fs/ocfs2/dir.c:2837 [inline]
ocfs2_extend_dir+0xb7c/0x4608 fs/ocfs2/dir.c:3199
ocfs2_prepare_dir_for_insert+0x2cdc/0x5018 fs/ocfs2/dir.c:4304
ocfs2_symlink+0x760/0x24d0 fs/ocfs2/namei.c:1872
vfs_symlink+0x138/0x28c fs/namei.c:4671
do_symlinkat+0x1c4/0x46c fs/namei.c:4697
__do_sys_symlinkat fs/namei.c:4713 [inline]
__se_sys_symlinkat fs/namei.c:4710 [inline]
__arm64_sys_symlinkat+0x9c/0xb4 fs/namei.c:4710
__invoke_syscall arch/arm64/kernel/syscall.c:35 [inline]
invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:49
el0_svc_common+0x130/0x23c arch/arm64/kernel/syscall.c:132
do_el0_svc+0x48/0x58 arch/arm64/kernel/syscall.c:151
el0_svc+0x54/0x168 arch/arm64/kernel/entry-common.c:744
el0t_64_sync_handler+0x84/0x108 arch/arm64/kernel/entry-common.c:762
el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:600
-> #3 (&ocfs2_sysfile_lock_key[args->fi_sysfile_type]#3){+.+.}-{4:4}:
down_write+0x50/0xc0 kernel/locking/rwsem.c:1577
inode_lock include/linux/fs.h:865 [inline]
ocfs2_reserve_suballoc_bits+0x164/0x4254 fs/ocfs2/suballoc.c:786
ocfs2_reserve_cluster_bitmap_bits fs/ocfs2/suballoc.c:1132 [inline]
ocfs2_reserve_clusters_with_limit+0x2ac/0xabc fs/ocfs2/suballoc.c:1177
ocfs2_block_group_alloc fs/ocfs2/suballoc.c:674 [inline]
ocfs2_reserve_suballoc_bits+0x820/0x4254 fs/ocfs2/suballoc.c:832
ocfs2_reserve_new_metadata_blocks+0x384/0x848 fs/ocfs2/suballoc.c:982
ocfs2_expand_inline_dir fs/ocfs2/dir.c:2837 [inline]
ocfs2_extend_dir+0xb7c/0x4608 fs/ocfs2/dir.c:3199
ocfs2_prepare_dir_for_insert+0x2cdc/0x5018 fs/ocfs2/dir.c:4304
ocfs2_symlink+0x760/0x24d0 fs/ocfs2/namei.c:1872
vfs_symlink+0x138/0x28c fs/namei.c:4671
do_symlinkat+0x1c4/0x46c fs/namei.c:4697
__do_sys_symlinkat fs/namei.c:4713 [inline]
__se_sys_symlinkat fs/namei.c:4710 [inline]
__arm64_sys_symlinkat+0x9c/0xb4 fs/namei.c:4710
__invoke_syscall arch/arm64/kernel/syscall.c:35 [inline]
invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:49
el0_svc_common+0x130/0x23c arch/arm64/kernel/syscall.c:132
do_el0_svc+0x48/0x58 arch/arm64/kernel/syscall.c:151
el0_svc+0x54/0x168 arch/arm64/kernel/entry-common.c:744
el0t_64_sync_handler+0x84/0x108 arch/arm64/kernel/entry-common.c:762
el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:600
-> #2 (&ocfs2_sysfile_lock_key[args->fi_sysfile_type]#2){+.+.}-{4:4}:
down_write+0x50/0xc0 kernel/locking/rwsem.c:1577
inode_lock include/linux/fs.h:865 [inline]
ocfs2_reserve_suballoc_bits+0x164/0x4254 fs/ocfs2/suballoc.c:786
ocfs2_reserve_new_metadata_blocks+0x384/0x848 fs/ocfs2/suballoc.c:982
ocfs2_expand_inline_dir fs/ocfs2/dir.c:2837 [inline]
ocfs2_extend_dir+0xb7c/0x4608 fs/ocfs2/dir.c:3199
ocfs2_prepare_dir_for_insert+0x2cdc/0x5018 fs/ocfs2/dir.c:4304
ocfs2_symlink+0x760/0x24d0 fs/ocfs2/namei.c:1872
vfs_symlink+0x138/0x28c fs/namei.c:4671
do_symlinkat+0x1c4/0x46c fs/namei.c:4697
__do_sys_symlinkat fs/namei.c:4713 [inline]
__se_sys_symlinkat fs/namei.c:4710 [inline]
__arm64_sys_symlinkat+0x9c/0xb4 fs/namei.c:4710
__invoke_syscall arch/arm64/kernel/syscall.c:35 [inline]
invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:49
el0_svc_common+0x130/0x23c arch/arm64/kernel/syscall.c:132
do_el0_svc+0x48/0x58 arch/arm64/kernel/syscall.c:151
el0_svc+0x54/0x168 arch/arm64/kernel/entry-common.c:744
el0t_64_sync_handler+0x84/0x108 arch/arm64/kernel/entry-common.c:762
el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:600
-> #1 (&ocfs2_file_ip_alloc_sem_key){++++}-{4:4}:
down_write+0x50/0xc0 kernel/locking/rwsem.c:1577
ocfs2_try_remove_refcount_tree+0xb4/0x2f0 fs/ocfs2/refcounttree.c:932
ocfs2_xattr_set+0x670/0x1448 fs/ocfs2/xattr.c:3669
ocfs2_set_acl+0x410/0x4b4 fs/ocfs2/acl.c:254
ocfs2_iop_set_acl+0x230/0x374 fs/ocfs2/acl.c:286
set_posix_acl fs/posix_acl.c:954 [inline]
vfs_set_acl+0x7a0/0xa24 fs/posix_acl.c:1133
do_set_acl+0xc8/0x1ac fs/posix_acl.c:1278
do_setxattr fs/xattr.c:633 [inline]
filename_setxattr+0x2e4/0x3fc fs/xattr.c:665
path_setxattrat+0x370/0x41c fs/xattr.c:713
__do_sys_setxattr fs/xattr.c:747 [inline]
__se_sys_setxattr fs/xattr.c:743 [inline]
__arm64_sys_setxattr+0xc0/0xdc fs/xattr.c:743
__invoke_syscall arch/arm64/kernel/syscall.c:35 [inline]
invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:49
el0_svc_common+0x130/0x23c arch/arm64/kernel/syscall.c:132
do_el0_svc+0x48/0x58 arch/arm64/kernel/syscall.c:151
el0_svc+0x54/0x168 arch/arm64/kernel/entry-common.c:744
el0t_64_sync_handler+0x84/0x108 arch/arm64/kernel/entry-common.c:762
el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:600
-> #0 (&oi->ip_xattr_sem){++++}-{4:4}:
check_prev_add kernel/locking/lockdep.c:3163 [inline]
check_prevs_add kernel/locking/lockdep.c:3282 [inline]
validate_chain kernel/locking/lockdep.c:3906 [inline]
__lock_acquire+0x34f0/0x7904 kernel/locking/lockdep.c:5228
lock_acquire+0x23c/0x724 kernel/locking/lockdep.c:5851
down_read+0x58/0x2fc kernel/locking/rwsem.c:1524
ocfs2_xattr_get+0x104/0x28c fs/ocfs2/xattr.c:1338
ocfs2_xattr_security_get+0x40/0x54 fs/ocfs2/xattr.c:7231
__vfs_getxattr+0x394/0x3c0 fs/xattr.c:423
smk_fetch+0xc8/0x150 security/smack/smack_lsm.c:290
smack_d_instantiate+0x594/0x880 security/smack/smack_lsm.c:3599
security_d_instantiate+0x100/0x204 security/security.c:4079
d_instantiate+0x5c/0xa0 fs/dcache.c:1919
ocfs2_symlink+0x1dc8/0x24d0 fs/ocfs2/namei.c:2040
vfs_symlink+0x138/0x28c fs/namei.c:4671
do_symlinkat+0x1c4/0x46c fs/namei.c:4697
__do_sys_symlinkat fs/namei.c:4713 [inline]
__se_sys_symlinkat fs/namei.c:4710 [inline]
__arm64_sys_symlinkat+0x9c/0xb4 fs/namei.c:4710
__invoke_syscall arch/arm64/kernel/syscall.c:35 [inline]
invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:49
el0_svc_common+0x130/0x23c arch/arm64/kernel/syscall.c:132
do_el0_svc+0x48/0x58 arch/arm64/kernel/syscall.c:151
el0_svc+0x54/0x168 arch/arm64/kernel/entry-common.c:744
el0t_64_sync_handler+0x84/0x108 arch/arm64/kernel/entry-common.c:762
el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:600
other info that might help us debug this:
Chain exists of:
&oi->ip_xattr_sem --> &journal->j_trans_barrier --> jbd2_handle
Possible unsafe locking scenario:
CPU0 CPU1
---- ----
rlock(jbd2_handle);
lock(&journal->j_trans_barrier);
lock(jbd2_handle);
rlock(&oi->ip_xattr_sem);
*** DEADLOCK ***
7 locks held by syz.5.243/7653:
#0: ffff0000f00ce420 (sb_writers#24){.+.+}-{0:0}, at: mnt_want_write+0x44/0x9c fs/namespace.c:547
#1: ffff0000f23eb480 (&type->i_mutex_dir_key#12/1){+.+.}-{4:4}, at: inode_lock_nested include/linux/fs.h:900 [inline]
#1: ffff0000f23eb480 (&type->i_mutex_dir_key#12/1){+.+.}-{4:4}, at: filename_create+0x204/0x468 fs/namei.c:4082
#2: ffff0000f23e2640 (&ocfs2_sysfile_lock_key[args->fi_sysfile_type]#5){+.+.}-{4:4}, at: inode_lock include/linux/fs.h:865 [inline]
#2: ffff0000f23e2640 (&ocfs2_sysfile_lock_key[args->fi_sysfile_type]#5){+.+.}-{4:4}, at: ocfs2_reserve_suballoc_bits+0x164/0x4254 fs/ocfs2/suballoc.c:786
#3: ffff0000dca5df40 (&ocfs2_sysfile_lock_key[args->fi_sysfile_type]#6){+.+.}-{4:4}, at: inode_lock include/linux/fs.h:865 [inline]
#3: ffff0000dca5df40 (&ocfs2_sysfile_lock_key[args->fi_sysfile_type]#6){+.+.}-{4:4}, at: ocfs2_reserve_local_alloc_bits+0x108/0x24cc fs/ocfs2/localalloc.c:636
#4: ffff0000f00ce610 (sb_internal#4){.+.+}-{0:0}, at: ocfs2_symlink+0xc68/0x24d0 fs/ocfs2/namei.c:1927
#5: ffff0000cc6a54e8 (&journal->j_trans_barrier){.+.+}-{4:4}, at: ocfs2_start_trans+0x3c4/0x71c fs/ocfs2/journal.c:350
#6: ffff0000e771c950 (jbd2_handle){++++}-{0:0}, at: start_this_handle+0xf0c/0x11c4 fs/jbd2/transaction.c:446
stack backtrace:
CPU: 0 UID: 0 PID: 7653 Comm: syz.5.243 Not tainted 6.14.0-rc1-syzkaller-g2014c95afece #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024
Call trace:
show_stack+0x2c/0x3c arch/arm64/kernel/stacktrace.c:466 (C)
__dump_stack lib/dump_stack.c:94 [inline]
dump_stack_lvl+0xe4/0x150 lib/dump_stack.c:120
dump_stack+0x1c/0x28 lib/dump_stack.c:129
print_circular_bug+0x154/0x1c0 kernel/locking/lockdep.c:2076
check_noncircular+0x310/0x404 kernel/locking/lockdep.c:2208
check_prev_add kernel/locking/lockdep.c:3163 [inline]
check_prevs_add kernel/locking/lockdep.c:3282 [inline]
validate_chain kernel/locking/lockdep.c:3906 [inline]
__lock_acquire+0x34f0/0x7904 kernel/locking/lockdep.c:5228
lock_acquire+0x23c/0x724 kernel/locking/lockdep.c:5851
down_read+0x58/0x2fc kernel/locking/rwsem.c:1524
ocfs2_xattr_get+0x104/0x28c fs/ocfs2/xattr.c:1338
ocfs2_xattr_security_get+0x40/0x54 fs/ocfs2/xattr.c:7231
__vfs_getxattr+0x394/0x3c0 fs/xattr.c:423
smk_fetch+0xc8/0x150 security/smack/smack_lsm.c:290
smack_d_instantiate+0x594/0x880 security/smack/smack_lsm.c:3599
security_d_instantiate+0x100/0x204 security/security.c:4079
d_instantiate+0x5c/0xa0 fs/dcache.c:1919
ocfs2_symlink+0x1dc8/0x24d0 fs/ocfs2/namei.c:2040
vfs_symlink+0x138/0x28c fs/namei.c:4671
do_symlinkat+0x1c4/0x46c fs/namei.c:4697
__do_sys_symlinkat fs/namei.c:4713 [inline]
__se_sys_symlinkat fs/namei.c:4710 [inline]
__arm64_sys_symlinkat+0x9c/0xb4 fs/namei.c:4710
__invoke_syscall arch/arm64/kernel/syscall.c:35 [inline]
invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:49
el0_svc_common+0x130/0x23c arch/arm64/kernel/syscall.c:132
do_el0_svc+0x48/0x58 arch/arm64/kernel/syscall.c:151
el0_svc+0x54/0x168 arch/arm64/kernel/entry-common.c:744
el0t_64_sync_handler+0x84/0x108 arch/arm64/kernel/entry-common.c:762
el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:600