INFO: task syz-executor165:3118 blocked for more than 143 seconds. Not tainted 6.1.0-rc8-syzkaller-33330-ga5541c0811a0 #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz-executor165 state:D stack:0 pid:3118 ppid:3117 flags:0x00000009 Call trace: __switch_to+0x180/0x298 arch/arm64/kernel/process.c:555 context_switch kernel/sched/core.c:5209 [inline] __schedule+0x408/0x594 kernel/sched/core.c:6521 schedule+0x64/0xa4 kernel/sched/core.c:6597 xlog_grant_head_wait+0x118/0x1e0 fs/xfs/xfs_log.c:307 xlog_grant_head_check+0x118/0x19c xfs_log_reserve+0x21c/0x3d8 fs/xfs/xfs_log.c:486 xfs_trans_reserve+0x13c/0x260 fs/xfs/xfs_trans.c:194 xfs_trans_alloc+0x258/0x3d0 fs/xfs/xfs_trans.c:283 xfs_qm_qino_alloc+0x1cc/0x46c fs/xfs/xfs_qm.c:771 xfs_qm_init_quotainos+0x200/0x394 fs/xfs/xfs_qm.c:1540 xfs_qm_init_quotainfo+0x88/0x548 fs/xfs/xfs_qm.c:635 xfs_qm_mount_quotas+0x64/0x2a0 fs/xfs/xfs_qm.c:1424 xfs_mountfs+0x9d8/0xb38 fs/xfs/xfs_mount.c:945 xfs_fs_fill_super+0x804/0x880 fs/xfs/xfs_super.c:1666 get_tree_bdev+0x1e8/0x2a0 fs/super.c:1324 xfs_fs_get_tree+0x28/0x38 fs/xfs/xfs_super.c:1713 vfs_get_tree+0x40/0x140 fs/super.c:1531 do_new_mount+0x1dc/0x4e4 fs/namespace.c:3040 path_mount+0x358/0x890 fs/namespace.c:3370 do_mount fs/namespace.c:3383 [inline] __do_sys_mount fs/namespace.c:3591 [inline] __se_sys_mount fs/namespace.c:3568 [inline] __arm64_sys_mount+0x2c4/0x3c4 fs/namespace.c:3568 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall arch/arm64/kernel/syscall.c:52 [inline] el0_svc_common+0x138/0x220 arch/arm64/kernel/syscall.c:142 do_el0_svc+0x48/0x140 arch/arm64/kernel/syscall.c:197 el0_svc+0x58/0x150 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x190/0x194 arch/arm64/kernel/entry.S:584 Showing all locks held in the system: 1 lock held by rcu_tasks_kthre/11: #0: ffff80000d4a4768 (rcu_tasks.tasks_gp_mutex){+.+.}-{3:3}, at: rcu_tasks_one_gp+0x3c/0x450 kernel/rcu/tasks.h:507 1 lock held by rcu_tasks_trace/12: #0: ffff80000d4a4db8 (rcu_tasks_trace.tasks_gp_mutex){+.+.}-{3:3}, at: rcu_tasks_one_gp+0x3c/0x450 kernel/rcu/tasks.h:507 1 lock held by khungtaskd/27: #0: ffff80000d4a4640 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x4/0x48 include/linux/rcupdate.h:303 2 locks held by getty/2757: #0: ffff0000c78e4898 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x28/0x58 drivers/tty/tty_ldisc.c:244 #1: ffff80000f6be2f0 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x19c/0x89c drivers/tty/n_tty.c:2177 2 locks held by syz-executor165/3118: #0: ffff0000c95910e0 (&type->s_umount_key#40/1){+.+.}-{3:3}, at: alloc_super+0xf8/0x430 fs/super.c:228 #1: ffff0000c9591650 (sb_internal#2){.+.+}-{0:0}, at: xfs_qm_qino_alloc+0x1cc/0x46c fs/xfs/xfs_qm.c:771 =============================================