JBD2: Ignoring recovery information on journal ocfs2: Mounting device (7,3) on (node local, slot 0) with ordered data mode. ====================================================== WARNING: possible circular locking dependency detected 6.12.0-syzkaller-g7b1d1d4cfac0 #0 Not tainted ------------------------------------------------------ syz.3.188/7856 is trying to acquire lock: ffff0000dda45100 (&ocfs2_sysfile_lock_key[args->fi_sysfile_type]#2){+.+.}-{3:3}, at: inode_lock include/linux/fs.h:815 [inline] ffff0000dda45100 (&ocfs2_sysfile_lock_key[args->fi_sysfile_type]#2){+.+.}-{3:3}, at: ocfs2_reserve_suballoc_bits+0x164/0x4288 fs/ocfs2/suballoc.c:786 but task is already holding lock: ffff0000dd8e42c0 (&ocfs2_sysfile_lock_key[args->fi_sysfile_type]#5){+.+.}-{3:3}, at: inode_lock include/linux/fs.h:815 [inline] ffff0000dd8e42c0 (&ocfs2_sysfile_lock_key[args->fi_sysfile_type]#5){+.+.}-{3:3}, at: ocfs2_reserve_local_alloc_bits+0xfc/0x247c fs/ocfs2/localalloc.c:636 which lock already depends on the new lock. the existing dependency chain (in reverse order) is: -> #8 (&ocfs2_sysfile_lock_key[args->fi_sysfile_type]#5){+.+.}-{3:3}: down_write+0x50/0xc0 kernel/locking/rwsem.c:1577 inode_lock include/linux/fs.h:815 [inline] ocfs2_reserve_local_alloc_bits+0xfc/0x247c fs/ocfs2/localalloc.c:636 ocfs2_reserve_clusters_with_limit+0x194/0xabc fs/ocfs2/suballoc.c:1166 ocfs2_reserve_clusters fs/ocfs2/suballoc.c:1227 [inline] ocfs2_lock_allocators+0x294/0x584 fs/ocfs2/suballoc.c:2746 ocfs2_extend_allocation+0x474/0x1900 fs/ocfs2/file.c:589 ocfs2_extend_no_holes+0x1b0/0x45c fs/ocfs2/file.c:1027 ocfs2_acquire_dquot+0x600/0xa8c fs/ocfs2/quota_global.c:848 dqget+0x660/0xcec fs/quota/dquot.c:976 dquot_set_dqblk+0x40/0xeac fs/quota/dquot.c:2819 quota_setquota+0x618/0x6f0 fs/quota/quota.c:310 do_quotactl+0x508/0x698 fs/quota/quota.c:802 __do_sys_quotactl fs/quota/quota.c:961 [inline] __se_sys_quotactl fs/quota/quota.c:917 [inline] __arm64_sys_quotactl+0x2c0/0xc9c fs/quota/quota.c:917 __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 -> #7 (&ocfs2_quota_ip_alloc_sem_key){++++}-{3:3}: down_write+0x50/0xc0 kernel/locking/rwsem.c:1577 ocfs2_lock_global_qf+0x1d4/0x260 fs/ocfs2/quota_global.c:314 ocfs2_acquire_dquot+0x268/0xa8c fs/ocfs2/quota_global.c:823 dqget+0x660/0xcec fs/quota/dquot.c:976 dquot_set_dqblk+0x40/0xeac fs/quota/dquot.c:2819 quota_setquota+0x618/0x6f0 fs/quota/quota.c:310 do_quotactl+0x508/0x698 fs/quota/quota.c:802 __do_sys_quotactl fs/quota/quota.c:961 [inline] __se_sys_quotactl fs/quota/quota.c:917 [inline] __arm64_sys_quotactl+0x2c0/0xc9c fs/quota/quota.c:917 __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 -> #6 (&ocfs2_sysfile_lock_key[args->fi_sysfile_type]#4){+.+.}-{3:3}: down_write+0x50/0xc0 kernel/locking/rwsem.c:1577 inode_lock include/linux/fs.h:815 [inline] ocfs2_lock_global_qf+0x1b8/0x260 fs/ocfs2/quota_global.c:313 ocfs2_acquire_dquot+0x268/0xa8c fs/ocfs2/quota_global.c:823 dqget+0x660/0xcec fs/quota/dquot.c:976 dquot_set_dqblk+0x40/0xeac fs/quota/dquot.c:2819 quota_setquota+0x618/0x6f0 fs/quota/quota.c:310 do_quotactl+0x508/0x698 fs/quota/quota.c:802 __do_sys_quotactl fs/quota/quota.c:961 [inline] __se_sys_quotactl fs/quota/quota.c:917 [inline] __arm64_sys_quotactl+0x2c0/0xc9c fs/quota/quota.c:917 __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 (&dquot->dq_lock){+.+.}-{3:3}: __mutex_lock_common+0x190/0x21a0 kernel/locking/mutex.c:608 __mutex_lock kernel/locking/mutex.c:752 [inline] mutex_lock_nested+0x2c/0x38 kernel/locking/mutex.c:804 wait_on_dquot fs/quota/dquot.c:355 [inline] dqget+0x5f0/0xcec fs/quota/dquot.c:971 __dquot_initialize+0x2c8/0xc04 fs/quota/dquot.c:1504 dquot_initialize+0x24/0x34 fs/quota/dquot.c:1566 __ext4_new_inode+0x6a4/0x3830 fs/ext4/ialloc.c:991 ext4_xattr_inode_create fs/ext4/xattr.c:1486 [inline] ext4_xattr_inode_lookup_create+0x9a4/0x19e4 fs/ext4/xattr.c:1596 ext4_xattr_block_set+0x224/0x2e08 fs/ext4/xattr.c:1916 ext4_xattr_set_handle+0xc68/0x12d0 fs/ext4/xattr.c:2458 ext4_xattr_set+0x224/0x344 fs/ext4/xattr.c:2560 ext4_xattr_trusted_set+0x4c/0x64 fs/ext4/xattr_trusted.c:38 __vfs_setxattr+0x3d8/0x400 fs/xattr.c:200 __vfs_setxattr_noperm+0x110/0x578 fs/xattr.c:234 __vfs_setxattr_locked+0x1ec/0x218 fs/xattr.c:295 vfs_setxattr+0x1a8/0x344 fs/xattr.c:321 do_setxattr fs/xattr.c:629 [inline] path_setxattr+0x30c/0x428 fs/xattr.c:658 __do_sys_lsetxattr fs/xattr.c:683 [inline] __se_sys_lsetxattr fs/xattr.c:679 [inline] __arm64_sys_lsetxattr+0xbc/0xd8 fs/xattr.c:679 __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 (&ei->xattr_sem){++++}-{3:3}: down_write+0x50/0xc0 kernel/locking/rwsem.c:1577 ext4_write_lock_xattr fs/ext4/xattr.h:154 [inline] ext4_xattr_set_handle+0x1dc/0x12d0 fs/ext4/xattr.c:2373 ext4_initxattrs+0xa4/0x11c fs/ext4/xattr_security.c:44 security_inode_init_security+0x73c/0x908 security/security.c:1848 ext4_init_security+0x44/0x58 fs/ext4/xattr_security.c:58 __ext4_new_inode+0x2be8/0x3830 fs/ext4/ialloc.c:1323 ext4_create+0x234/0x480 fs/ext4/namei.c:2834 lookup_open fs/namei.c:3595 [inline] open_last_lookups fs/namei.c:3694 [inline] path_openat+0x13e4/0x2b14 fs/namei.c:3930 do_filp_open+0x1bc/0x3cc fs/namei.c:3960 do_sys_openat2+0x124/0x1b8 fs/open.c:1415 do_sys_open fs/open.c:1430 [inline] __do_sys_openat fs/open.c:1446 [inline] __se_sys_openat fs/open.c:1441 [inline] __arm64_sys_openat+0x1f0/0x240 fs/open.c:1441 __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 (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_shutdown_local_alloc+0x1d8/0x8d8 fs/ocfs2/localalloc.c:417 ocfs2_dismount_volume+0x1ec/0x920 fs/ocfs2/super.c:1877 ocfs2_put_super+0xec/0x368 fs/ocfs2/super.c:1608 generic_shutdown_super+0x12c/0x2bc fs/super.c:642 kill_block_super+0x44/0x90 fs/super.c:1710 deactivate_locked_super+0xc4/0x12c fs/super.c:473 deactivate_super+0xe0/0x100 fs/super.c:506 cleanup_mnt+0x34c/0x3dc fs/namespace.c:1373 __cleanup_mnt+0x20/0x30 fs/namespace.c:1380 task_work_run+0x230/0x2e0 kernel/task_work.c:239 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] do_notify_resume+0x178/0x1f4 arch/arm64/kernel/entry-common.c:151 exit_to_user_mode_prepare arch/arm64/kernel/entry-common.c:169 [inline] exit_to_user_mode arch/arm64/kernel/entry-common.c:178 [inline] el0_svc+0xac/0x168 arch/arm64/kernel/entry-common.c:745 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 (&journal->j_trans_barrier){.+.+}-{3:3}: down_read+0x58/0x2fc kernel/locking/rwsem.c:1524 ocfs2_start_trans+0x3c4/0x71c fs/ocfs2/journal.c:350 ocfs2_shutdown_local_alloc+0x1d8/0x8d8 fs/ocfs2/localalloc.c:417 ocfs2_dismount_volume+0x1ec/0x920 fs/ocfs2/super.c:1877 ocfs2_put_super+0xec/0x368 fs/ocfs2/super.c:1608 generic_shutdown_super+0x12c/0x2bc fs/super.c:642 kill_block_super+0x44/0x90 fs/super.c:1710 deactivate_locked_super+0xc4/0x12c fs/super.c:473 deactivate_super+0xe0/0x100 fs/super.c:506 cleanup_mnt+0x34c/0x3dc fs/namespace.c:1373 __cleanup_mnt+0x20/0x30 fs/namespace.c:1380 task_work_run+0x230/0x2e0 kernel/task_work.c:239 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] do_notify_resume+0x178/0x1f4 arch/arm64/kernel/entry-common.c:151 exit_to_user_mode_prepare arch/arm64/kernel/entry-common.c:169 [inline] exit_to_user_mode arch/arm64/kernel/entry-common.c:178 [inline] el0_svc+0xac/0x168 arch/arm64/kernel/entry-common.c:745 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 (sb_internal#5){.+.+}-{0:0}: percpu_down_read include/linux/percpu-rwsem.h:51 [inline] __sb_start_write include/linux/fs.h:1716 [inline] sb_start_intwrite include/linux/fs.h:1899 [inline] ocfs2_start_trans+0x244/0x71c fs/ocfs2/journal.c:348 ocfs2_shutdown_local_alloc+0x1d8/0x8d8 fs/ocfs2/localalloc.c:417 ocfs2_dismount_volume+0x1ec/0x920 fs/ocfs2/super.c:1877 ocfs2_put_super+0xec/0x368 fs/ocfs2/super.c:1608 generic_shutdown_super+0x12c/0x2bc fs/super.c:642 kill_block_super+0x44/0x90 fs/super.c:1710 deactivate_locked_super+0xc4/0x12c fs/super.c:473 deactivate_super+0xe0/0x100 fs/super.c:506 cleanup_mnt+0x34c/0x3dc fs/namespace.c:1373 __cleanup_mnt+0x20/0x30 fs/namespace.c:1380 task_work_run+0x230/0x2e0 kernel/task_work.c:239 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] do_notify_resume+0x178/0x1f4 arch/arm64/kernel/entry-common.c:151 exit_to_user_mode_prepare arch/arm64/kernel/entry-common.c:169 [inline] exit_to_user_mode arch/arm64/kernel/entry-common.c:178 [inline] el0_svc+0xac/0x168 arch/arm64/kernel/entry-common.c:745 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 (&ocfs2_sysfile_lock_key[args->fi_sysfile_type]#2){+.+.}-{3:3}: check_prev_add kernel/locking/lockdep.c:3161 [inline] check_prevs_add kernel/locking/lockdep.c:3280 [inline] validate_chain kernel/locking/lockdep.c:3904 [inline] __lock_acquire+0x33f8/0x77c8 kernel/locking/lockdep.c:5202 lock_acquire+0x240/0x728 kernel/locking/lockdep.c:5825 down_write+0x50/0xc0 kernel/locking/rwsem.c:1577 inode_lock include/linux/fs.h:815 [inline] ocfs2_reserve_suballoc_bits+0x164/0x4288 fs/ocfs2/suballoc.c:786 ocfs2_reserve_cluster_bitmap_bits+0xcc/0x1e0 fs/ocfs2/suballoc.c:1132 ocfs2_local_alloc_reserve_for_window fs/ocfs2/localalloc.c:1125 [inline] ocfs2_local_alloc_slide_window fs/ocfs2/localalloc.c:1261 [inline] ocfs2_reserve_local_alloc_bits+0x744/0x247c fs/ocfs2/localalloc.c:669 ocfs2_reserve_clusters_with_limit+0x194/0xabc fs/ocfs2/suballoc.c:1166 ocfs2_reserve_clusters fs/ocfs2/suballoc.c:1227 [inline] ocfs2_lock_allocators+0x294/0x584 fs/ocfs2/suballoc.c:2746 ocfs2_extend_allocation+0x474/0x1900 fs/ocfs2/file.c:589 ocfs2_extend_no_holes+0x1b0/0x45c fs/ocfs2/file.c:1027 ocfs2_acquire_dquot+0x600/0xa8c fs/ocfs2/quota_global.c:848 dqget+0x660/0xcec fs/quota/dquot.c:976 dquot_set_dqblk+0x40/0xeac fs/quota/dquot.c:2819 quota_setquota+0x618/0x6f0 fs/quota/quota.c:310 do_quotactl+0x508/0x698 fs/quota/quota.c:802 __do_sys_quotactl fs/quota/quota.c:961 [inline] __se_sys_quotactl fs/quota/quota.c:917 [inline] __arm64_sys_quotactl+0x2c0/0xc9c fs/quota/quota.c:917 __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: &ocfs2_sysfile_lock_key[args->fi_sysfile_type]#2 --> &ocfs2_quota_ip_alloc_sem_key --> &ocfs2_sysfile_lock_key[args->fi_sysfile_type]#5 Possible unsafe locking scenario: CPU0 CPU1 ---- ---- lock(&ocfs2_sysfile_lock_key[args->fi_sysfile_type]#5); lock(&ocfs2_quota_ip_alloc_sem_key); lock(&ocfs2_sysfile_lock_key[args->fi_sysfile_type]#5); lock(&ocfs2_sysfile_lock_key[args->fi_sysfile_type]#2); *** DEADLOCK *** 5 locks held by syz.3.188/7856: #0: ffff0000d5c960e0 (&type->s_umount_key#88){++++}-{3:3}, at: __super_lock fs/super.c:58 [inline] #0: ffff0000d5c960e0 (&type->s_umount_key#88){++++}-{3:3}, at: super_lock+0x244/0x33c fs/super.c:120 #1: ffff0000f2d0a0a8 (&dquot->dq_lock){+.+.}-{3:3}, at: ocfs2_acquire_dquot+0x25c/0xa8c fs/ocfs2/quota_global.c:818 #2: ffff0000dda45f40 (&ocfs2_sysfile_lock_key[args->fi_sysfile_type]#4){+.+.}-{3:3}, at: inode_lock include/linux/fs.h:815 [inline] #2: ffff0000dda45f40 (&ocfs2_sysfile_lock_key[args->fi_sysfile_type]#4){+.+.}-{3:3}, at: ocfs2_lock_global_qf+0x1b8/0x260 fs/ocfs2/quota_global.c:313 #3: ffff0000dda45be0 (&ocfs2_quota_ip_alloc_sem_key){++++}-{3:3}, at: ocfs2_lock_global_qf+0x1d4/0x260 fs/ocfs2/quota_global.c:314 #4: ffff0000dd8e42c0 (&ocfs2_sysfile_lock_key[args->fi_sysfile_type]#5){+.+.}-{3:3}, at: inode_lock include/linux/fs.h:815 [inline] #4: ffff0000dd8e42c0 (&ocfs2_sysfile_lock_key[args->fi_sysfile_type]#5){+.+.}-{3:3}, at: ocfs2_reserve_local_alloc_bits+0xfc/0x247c fs/ocfs2/localalloc.c:636 stack backtrace: CPU: 1 UID: 0 PID: 7856 Comm: syz.3.188 Not tainted 6.12.0-syzkaller-g7b1d1d4cfac0 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 Call trace: show_stack+0x2c/0x3c arch/arm64/kernel/stacktrace.c:484 (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:2074 check_noncircular+0x310/0x404 kernel/locking/lockdep.c:2206 check_prev_add kernel/locking/lockdep.c:3161 [inline] check_prevs_add kernel/locking/lockdep.c:3280 [inline] validate_chain kernel/locking/lockdep.c:3904 [inline] __lock_acquire+0x33f8/0x77c8 kernel/locking/lockdep.c:5202 lock_acquire+0x240/0x728 kernel/locking/lockdep.c:5825 down_write+0x50/0xc0 kernel/locking/rwsem.c:1577 inode_lock include/linux/fs.h:815 [inline] ocfs2_reserve_suballoc_bits+0x164/0x4288 fs/ocfs2/suballoc.c:786 ocfs2_reserve_cluster_bitmap_bits+0xcc/0x1e0 fs/ocfs2/suballoc.c:1132 ocfs2_local_alloc_reserve_for_window fs/ocfs2/localalloc.c:1125 [inline] ocfs2_local_alloc_slide_window fs/ocfs2/localalloc.c:1261 [inline] ocfs2_reserve_local_alloc_bits+0x744/0x247c fs/ocfs2/localalloc.c:669 ocfs2_reserve_clusters_with_limit+0x194/0xabc fs/ocfs2/suballoc.c:1166 ocfs2_reserve_clusters fs/ocfs2/suballoc.c:1227 [inline] ocfs2_lock_allocators+0x294/0x584 fs/ocfs2/suballoc.c:2746 ocfs2_extend_allocation+0x474/0x1900 fs/ocfs2/file.c:589 ocfs2_extend_no_holes+0x1b0/0x45c fs/ocfs2/file.c:1027 ocfs2_acquire_dquot+0x600/0xa8c fs/ocfs2/quota_global.c:848 dqget+0x660/0xcec fs/quota/dquot.c:976 dquot_set_dqblk+0x40/0xeac fs/quota/dquot.c:2819 quota_setquota+0x618/0x6f0 fs/quota/quota.c:310 do_quotactl+0x508/0x698 fs/quota/quota.c:802 __do_sys_quotactl fs/quota/quota.c:961 [inline] __se_sys_quotactl fs/quota/quota.c:917 [inline] __arm64_sys_quotactl+0x2c0/0xc9c fs/quota/quota.c:917 __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