INFO: task kworker/1:2:1516 blocked for more than 143 seconds. Not tainted 6.1.127-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:2 state:D stack:0 pid:1516 ppid:2 flags:0x00000008 Workqueue: gfs_recovery gfs2_recover_func Call trace: __switch_to+0x308/0x598 arch/arm64/kernel/process.c:553 context_switch kernel/sched/core.c:5241 [inline] __schedule+0xef4/0x1d44 kernel/sched/core.c:6558 schedule+0xc4/0x170 kernel/sched/core.c:6634 io_schedule+0x8c/0x188 kernel/sched/core.c:8786 folio_wait_bit_common+0x65c/0xb90 mm/filemap.c:1324 folio_wait_bit+0x30/0x40 mm/filemap.c:1468 folio_wait_locked include/linux/pagemap.h:1057 [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+0x51c/0x18b0 fs/gfs2/recovery.c:460 process_one_work+0x7ac/0x1404 kernel/workqueue.c:2292 worker_thread+0x8e4/0xfec kernel/workqueue.c:2439 kthread+0x250/0x2d8 kernel/kthread.c:376 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:864 INFO: task syz.5.1680:12696 blocked for more than 143 seconds. Not tainted 6.1.127-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz.5.1680 state:D stack:0 pid:12696 ppid:12119 flags:0x00000009 Call trace: __switch_to+0x308/0x598 arch/arm64/kernel/process.c:553 context_switch kernel/sched/core.c:5241 [inline] __schedule+0xef4/0x1d44 kernel/sched/core.c:6558 schedule+0xc4/0x170 kernel/sched/core.c:6634 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+0x14ac/0x2054 fs/gfs2/ops_fstype.c:835 init_inodes+0xe0/0x2d8 fs/gfs2/ops_fstype.c:889 gfs2_fill_super+0x16fc/0x1ef8 fs/gfs2/ops_fstype.c:1246 get_tree_bdev+0x360/0x54c fs/super.c:1366 gfs2_get_tree+0x54/0x1b4 fs/gfs2/ops_fstype.c:1327 vfs_get_tree+0x90/0x274 fs/super.c:1573 do_new_mount+0x278/0x8fc fs/namespace.c:3056 path_mount+0x590/0xe5c fs/namespace.c:3386 do_mount fs/namespace.c:3399 [inline] __do_sys_mount fs/namespace.c:3607 [inline] __se_sys_mount fs/namespace.c:3584 [inline] __arm64_sys_mount+0x45c/0x594 fs/namespace.c:3584 __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 INFO: task syz.1.1705:12759 blocked for more than 143 seconds. Not tainted 6.1.127-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz.1.1705 state:D stack:0 pid:12759 ppid:4295 flags:0x00000009 Call trace: __switch_to+0x308/0x598 arch/arm64/kernel/process.c:553 context_switch kernel/sched/core.c:5241 [inline] __schedule+0xef4/0x1d44 kernel/sched/core.c:6558 schedule+0xc4/0x170 kernel/sched/core.c:6634 schedule_preempt_disabled+0x18/0x2c kernel/sched/core.c:6693 rwsem_down_read_slowpath+0x534/0x858 kernel/locking/rwsem.c:1094 __down_read_common kernel/locking/rwsem.c:1261 [inline] __down_read kernel/locking/rwsem.c:1274 [inline] down_read+0xac/0x308 kernel/locking/rwsem.c:1522 iterate_supers+0xb0/0x1dc fs/super.c:755 ksys_sync+0xb4/0x1cc fs/sync.c:102 __arm64_sys_sync+0x14/0x24 fs/sync.c:113 __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 Showing all locks held in the system: 1 lock held by rcu_tasks_kthre/12: #0: ffff800015c65530 (rcu_tasks.tasks_gp_mutex){+.+.}-{3:3}, at: rcu_tasks_one_gp+0x44/0xcf4 kernel/rcu/tasks.h:517 1 lock held by rcu_tasks_trace/13: #0: ffff800015c65d30 (rcu_tasks_trace.tasks_gp_mutex){+.+.}-{3:3}, at: rcu_tasks_one_gp+0x44/0xcf4 kernel/rcu/tasks.h:517 1 lock held by khungtaskd/28: #0: ffff800015c65360 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0xc/0x44 include/linux/rcupdate.h:349 2 locks held by kworker/1:2/1516: #0: ffff0000c6e96d38 ((wq_completion)gfs_recovery){+.+.}-{0:0}, at: process_one_work+0x664/0x1404 kernel/workqueue.c:2265 #1: ffff800025607c20 ((work_completion)(&jd->jd_work)){+.+.}-{0:0}, at: process_one_work+0x6a8/0x1404 kernel/workqueue.c:2267 2 locks held by getty/4057: #0: ffff0000d6651098 (&tty->ldisc_sem){++++}-{0:0}, at: ldsem_down_read+0x3c/0x4c drivers/tty/tty_ldsem.c:340 #1: ffff80001d8202f0 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x414/0x1214 drivers/tty/n_tty.c:2198 4 locks held by kworker/u4:14/4692: #0: ffff0001b3d14158 (&rq->__lock){-.-.}-{2:2}, at: raw_spin_rq_lock_nested kernel/sched/core.c:537 [inline] #0: ffff0001b3d14158 (&rq->__lock){-.-.}-{2:2}, at: raw_spin_rq_lock kernel/sched/sched.h:1355 [inline] #0: ffff0001b3d14158 (&rq->__lock){-.-.}-{2:2}, at: rq_lock kernel/sched/sched.h:1645 [inline] #0: ffff0001b3d14158 (&rq->__lock){-.-.}-{2:2}, at: __schedule+0x2c4/0x1d44 kernel/sched/core.c:6474 #1: ffff0001b3d00b88 (&per_cpu_ptr(group->pcpu, cpu)->seq){-.-.}-{0:0}, at: psi_task_switch+0x394/0x5e8 kernel/sched/psi.c:999 #2: ffff0001b3d01758 (&base->lock){-.-.}-{2:2}, at: __mod_timer+0x67c/0xd30 kernel/time/timer.c:1096 #3: ffff80001ced3290 (&obj_hash[i].lock){-.-.}-{2:2}, at: debug_object_activate+0x80/0x4b4 lib/debugobjects.c:698 1 lock held by dhcpcd/10683: #0: ffff0000e0eb9410 (&sb->s_type->i_mutex_key#11){+.+.}-{3:3}, at: inode_lock include/linux/fs.h:758 [inline] #0: ffff0000e0eb9410 (&sb->s_type->i_mutex_key#11){+.+.}-{3:3}, at: __sock_release net/socket.c:653 [inline] #0: ffff0000e0eb9410 (&sb->s_type->i_mutex_key#11){+.+.}-{3:3}, at: sock_close+0x80/0x1fc net/socket.c:1400 1 lock held by syz.5.1680/12696: #0: ffff0000cc3a60e0 (&type->s_umount_key#79/1){+.+.}-{3:3}, at: alloc_super+0x1b4/0x824 fs/super.c:228 1 lock held by syz.1.1705/12759: #0: ffff0000cc3a60e0 (&type->s_umount_key#80){++++}-{3:3}, at: iterate_supers+0xb0/0x1dc fs/super.c:755 1 lock held by syz.0.1872/13365: #0: ffff0000cc3a60e0 (&type->s_umount_key#80){++++}-{3:3}, at: iterate_supers+0xb0/0x1dc fs/super.c:755 2 locks held by kworker/0:6/13580: #0: ffff0000c0020938 ((wq_completion)events){+.+.}-{0:0}, at: process_one_work+0x664/0x1404 kernel/workqueue.c:2265 #1: ffff800021497c20 ((work_completion)(&pwq->unbound_release_work)){+.+.}-{0:0}, at: process_one_work+0x6a8/0x1404 kernel/workqueue.c:2267 1 lock held by syz-executor/13761: #0: ffff00011b3b20e0 (&type->s_umount_key#85){+.+.}-{3:3}, at: deactivate_super+0xe8/0x110 fs/super.c:362 2 locks held by syz.6.2015/13874: #0: ffff0000d9760d68 (&f->f_pos_lock){+.+.}-{3:3}, at: __fdget_pos+0x124/0x16c fs/file.c:1032 #1: ffff0000eeb7c460 (sb_writers#4){.+.+}-{0:0}, at: vfs_write+0x244/0x91c fs/read_write.c:580 1 lock held by syz.5.2384/15549: 2 locks held by kworker/u4:34/15582: #0: ffff0000c0029138 ((wq_completion)events_unbound){+.+.}-{0:0}, at: process_one_work+0x664/0x1404 kernel/workqueue.c:2265 #1: ffff800021a47c20 ((work_completion)(&ctx->exit_work)){+.+.}-{0:0}, at: process_one_work+0x6a8/0x1404 kernel/workqueue.c:2267 1 lock held by syz.7.2398/15612: #0: ffff0000cecd3360 (&lo->lo_mutex){+.+.}-{3:3}, at: loop_set_status+0x40/0x804 drivers/block/loop.c:1264 3 locks held by dhcpcd-run-hook/15632: =============================================