INFO: task kworker/0:0:7 blocked for more than 143 seconds. Not tainted 6.1.20-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:0 state:D stack:0 pid:7 ppid:2 flags:0x00000008 Workqueue: gfs_recovery gfs2_recover_func Call trace: __switch_to+0x320/0x754 arch/arm64/kernel/process.c:553 context_switch kernel/sched/core.c:5238 [inline] __schedule+0xf9c/0x1d84 kernel/sched/core.c:6551 schedule+0xc4/0x170 kernel/sched/core.c:6627 io_schedule+0x8c/0x188 kernel/sched/core.c:8771 folio_wait_bit_common+0x65c/0xb90 mm/filemap.c:1296 folio_wait_bit+0x30/0x40 mm/filemap.c:1440 folio_wait_locked include/linux/pagemap.h:1022 [inline] gfs2_jhead_process_page+0x150/0x5c0 fs/gfs2/lops.c:476 gfs2_find_jhead+0xa58/0xbe0 fs/gfs2/lops.c:594 gfs2_recover_func+0x550/0x18f0 fs/gfs2/recovery.c:460 process_one_work+0x868/0x16f4 kernel/workqueue.c:2289 worker_thread+0x8e4/0xfec kernel/workqueue.c:2436 kthread+0x24c/0x2d4 kernel/kthread.c:376 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:860 INFO: task syz-executor.2:5182 blocked for more than 143 seconds. Not tainted 6.1.20-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz-executor.2 state:D stack:0 pid:5182 ppid:4337 flags:0x00000009 Call trace: __switch_to+0x320/0x754 arch/arm64/kernel/process.c:553 context_switch kernel/sched/core.c:5238 [inline] __schedule+0xf9c/0x1d84 kernel/sched/core.c:6551 schedule+0xc4/0x170 kernel/sched/core.c:6627 bit_wait+0x1c/0xac kernel/sched/wait_bit.c:199 __wait_on_bit kernel/sched/wait_bit.c:49 [inline] out_of_line_wait_on_bit+0x208/0x334 kernel/sched/wait_bit.c:64 wait_on_bit include/linux/wait_bit.h:76 [inline] gfs2_recover_journal+0xd8/0x150 fs/gfs2/recovery.c:577 init_journal+0x15c0/0x2200 fs/gfs2/ops_fstype.c:835 init_inodes+0xe0/0x2d8 fs/gfs2/ops_fstype.c:889 gfs2_fill_super+0x1608/0x1f9c fs/gfs2/ops_fstype.c:1247 get_tree_bdev+0x360/0x54c fs/super.c:1337 gfs2_get_tree+0x54/0x1b4 fs/gfs2/ops_fstype.c:1330 vfs_get_tree+0x90/0x274 fs/super.c:1544 do_new_mount+0x25c/0x8c8 fs/namespace.c:3040 path_mount+0x590/0xe58 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+0x45c/0x594 fs/namespace.c:3568 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2c0 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:142 do_el0_svc+0x64/0x218 arch/arm64/kernel/syscall.c:206 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:581 Showing all locks held in the system: 2 locks held by kworker/0:0/7: #0: ffff0000c5428938 ((wq_completion)gfs_recovery){+.+.}-{0:0}, at: process_one_work+0x664/0x16f4 kernel/workqueue.c:2262 #1: ffff800019ce7c20 ((work_completion)(&jd->jd_work)){+.+.}-{0:0}, at: process_one_work+0x6a8/0x16f4 kernel/workqueue.c:2264 1 lock held by rcu_tasks_kthre/12: #0: ffff800015905db0 (rcu_tasks.tasks_gp_mutex){+.+.}-{3:3}, at: rcu_tasks_one_gp+0x44/0xcf4 kernel/rcu/tasks.h:510 1 lock held by rcu_tasks_trace/13: #0: ffff8000159065b0 (rcu_tasks_trace.tasks_gp_mutex){+.+.}-{3:3}, at: rcu_tasks_one_gp+0x44/0xcf4 kernel/rcu/tasks.h:510 1 lock held by khungtaskd/28: #0: ffff800015905be0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0xc/0x44 include/linux/rcupdate.h:305 1 lock held by syslogd/3823: #0: ffff0001b4591598 (&rq->__lock){-.-.}-{2:2}, at: raw_spin_rq_lock_nested kernel/sched/core.c:537 [inline] #0: ffff0001b4591598 (&rq->__lock){-.-.}-{2:2}, at: raw_spin_rq_lock kernel/sched/sched.h:1354 [inline] #0: ffff0001b4591598 (&rq->__lock){-.-.}-{2:2}, at: rq_lock kernel/sched/sched.h:1644 [inline] #0: ffff0001b4591598 (&rq->__lock){-.-.}-{2:2}, at: __schedule+0x2c8/0x1d84 kernel/sched/core.c:6468 2 locks held by getty/3997: #0: ffff0000d3e5b098 (&tty->ldisc_sem){++++}-{0:0}, at: ldsem_down_read+0x3c/0x4c drivers/tty/tty_ldsem.c:340 #1: ffff80001bbb02f0 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x414/0x1210 drivers/tty/n_tty.c:2177 1 lock held by syz-executor.2/5182: #0: ffff00011df2e0e0 (&type->s_umount_key#60/1){+.+.}-{3:3}, at: alloc_super+0x1b4/0x824 fs/super.c:228 2 locks held by syz-executor.5/7748: 3 locks held by syz-executor.4/7750: =============================================