syzbot


INFO: task hung in try_to_writeback_inodes_sb

Status: auto-obsoleted due to no activity on 2023/05/12 09:13
Subsystems: arm
[Documentation on labels]
First crash: 975d, last: 929d

Sample crash report:
INFO: task syz-executor.5:15479 blocked for more than 143 seconds.
      Not tainted 6.2.0-rc7-syzkaller-17907-g2d3827b3f393 #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor.5  state:D stack:0     pid:15479 ppid:4446   flags:0x00000008
Call trace:
 __switch_to+0x210/0x424 arch/arm64/kernel/process.c:556
 context_switch kernel/sched/core.c:5293 [inline]
 __schedule+0x6a4/0xb34 kernel/sched/core.c:6606
 schedule+0x64/0xa4 kernel/sched/core.c:6682
 wb_wait_for_completion+0x9c/0x12c fs/fs-writeback.c:192
 __writeback_inodes_sb_nr fs/fs-writeback.c:2639 [inline]
 try_to_writeback_inodes_sb+0xec/0x148 fs/fs-writeback.c:2687
 ext4_nonda_switch fs/ext4/inode.c:3029 [inline]
 ext4_da_write_begin+0xc0/0x6d4 fs/ext4/inode.c:3056
 generic_perform_write+0xe4/0x2b4 mm/filemap.c:3772
 ext4_buffered_write_iter+0x15c/0x294 fs/ext4/file.c:285
 ext4_file_write_iter+0x98/0xc3c
 __kernel_write_iter+0xd8/0x27c fs/read_write.c:517
 dump_emit_page fs/coredump.c:864 [inline]
 dump_user_range+0x17c/0x3d4 fs/coredump.c:915
 elf_core_dump+0x157c/0x1690 fs/binfmt_elf.c:2137
 do_coredump+0xaa4/0x11f8 fs/coredump.c:762
 get_signal+0x9a4/0xd60 kernel/signal.c:2845
 do_signal arch/arm64/kernel/signal.c:1246 [inline]
 do_notify_resume+0x180/0x2628 arch/arm64/kernel/signal.c:1299
 prepare_exit_to_user_mode arch/arm64/kernel/entry-common.c:137 [inline]
 exit_to_user_mode arch/arm64/kernel/entry-common.c:142 [inline]
 el0_da+0xb8/0x168 arch/arm64/kernel/entry-common.c:516
 el0t_64_sync_handler+0xcc/0xf0 arch/arm64/kernel/entry-common.c:658
 el0t_64_sync+0x190/0x194 arch/arm64/kernel/entry.S:591

Showing all locks held in the system:
3 locks held by kworker/u4:0/9:
1 lock held by rcu_tasks_kthre/11:
 #0: ffff80000d4955c8 (rcu_tasks.tasks_gp_mutex){+.+.}-{3:3}, at: rcu_tasks_one_gp+0x3c/0x448 kernel/rcu/tasks.h:507
1 lock held by rcu_tasks_trace/12:
 #0: ffff80000d495c18 (rcu_tasks_trace.tasks_gp_mutex){+.+.}-{3:3}, at: rcu_tasks_one_gp+0x3c/0x448 kernel/rcu/tasks.h:507
1 lock held by khungtaskd/27:
 #0: ffff80000d4954a0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x4/0x48 include/linux/rcupdate.h:324
1 lock held by udevd/3942:
 #0: ffff0001fefd1298 (&rq->__lock){-.-.}-{2:2}, at: raw_spin_rq_lock_nested kernel/sched/core.c:537 [inline]
 #0: ffff0001fefd1298 (&rq->__lock){-.-.}-{2:2}, at: raw_spin_rq_lock kernel/sched/sched.h:1358 [inline]
 #0: ffff0001fefd1298 (&rq->__lock){-.-.}-{2:2}, at: rq_lock kernel/sched/sched.h:1648 [inline]
 #0: ffff0001fefd1298 (&rq->__lock){-.-.}-{2:2}, at: __schedule+0x188/0xb34 kernel/sched/core.c:6523
2 locks held by getty/4094:
 #0: ffff0000c8ea1098 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x28/0x58 drivers/tty/tty_ldisc.c:244
 #1: ffff80000f6a62f0 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x28c/0xbc4 drivers/tty/n_tty.c:2177
2 locks held by kworker/u4:12/14024:
 #0: ffff0000c0014938 ((wq_completion)events_unbound){+.+.}-{0:0}, at: process_one_work+0x274/0x9d0 kernel/workqueue.c:2262
 #1: ffff8000209c3d80 ((work_completion)(&ctx->exit_work)){+.+.}-{0:0}, at: process_one_work+0x2a0/0x9d0 kernel/workqueue.c:2264
3 locks held by kworker/u4:13/14363:
 #0: ffff0000c0d40138 ((wq_completion)writeback){+.+.}-{0:0}, at: process_one_work+0x274/0x9d0 kernel/workqueue.c:2262
 #1: ffff80002157bd80 ((work_completion)(&(&wb->dwork)->work)){+.+.}-{0:0}, at: process_one_work+0x2a0/0x9d0 kernel/workqueue.c:2264
 #2: ffff0000c91dcb98 (&sbi->s_writepages_rwsem){.+.+}-{0:0}, at: ext4_writepages+0x80/0xd8 fs/ext4/inode.c:2964
2 locks held by kworker/1:144/21089:
 #0: ffff0000c0012738 ((wq_completion)events){+.+.}-{0:0}, at: process_one_work+0x274/0x9d0 kernel/workqueue.c:2262
 #1: ffff800022a13d80 (free_ipc_work){+.+.}-{0:0}, at: process_one_work+0x2a0/0x9d0 kernel/workqueue.c:2264
2 locks held by kworker/u4:3/21953:
 #0: ffff0000c0014938 ((wq_completion)events_unbound){+.+.}-{0:0}, at: process_one_work+0x274/0x9d0 kernel/workqueue.c:2262
 #1: ffff800014113d80 ((work_completion)(&sub_info->work)){+.+.}-{0:0}, at: process_one_work+0x2a0/0x9d0 kernel/workqueue.c:2264
1 lock held by syz-executor.4/4998:
 #0: ffff0000c91dcb98 (&sbi->s_writepages_rwsem){.+.+}-{0:0}, at: ext4_writepages+0x80/0xd8 fs/ext4/inode.c:2964
1 lock held by syz-executor.4/5206:
2 locks held by syz-executor.2/5552:
 #0: ffff0000c91dcb98 (&sbi->s_writepages_rwsem){.+.+}-{0:0}, at: ext4_writepages+0x80/0xd8 fs/ext4/inode.c:2964
 #1: ffff0000c91df3f8 (&journal->j_checkpoint_mutex){+.+.}-{3:3}, at: __jbd2_log_wait_for_space+0xb8/0x310 fs/jbd2/checkpoint.c:110
2 locks held by syz-executor.4/6207:
 #0: ffff0000c91dcb98 (&sbi->s_writepages_rwsem){.+.+}-{0:0}, at: ext4_writepages+0x80/0xd8 fs/ext4/inode.c:2964
 #1: ffff0000c91df3f8 (&journal->j_checkpoint_mutex){+.+.}-{3:3}, at: __jbd2_log_wait_for_space+0xb8/0x310 fs/jbd2/checkpoint.c:110
2 locks held by syz-executor.4/6236:
 #0: ffff0000c91dcb98 (&sbi->s_writepages_rwsem){.+.+}-{0:0}, at: ext4_writepages+0x80/0xd8 fs/ext4/inode.c:2964
 #1: ffff0000c91df3f8 (&journal->j_checkpoint_mutex){+.+.}-{3:3}, at: __jbd2_log_wait_for_space+0xb8/0x310 fs/jbd2/checkpoint.c:110
2 locks held by syz-executor.2/6676:
 #0: ffff0000c91dcb98 (&sbi->s_writepages_rwsem){.+.+}-{0:0}, at: ext4_writepages+0x80/0xd8 fs/ext4/inode.c:2964
 #1: ffff0000c91df3f8 (&journal->j_checkpoint_mutex){+.+.}-{3:3}, at: __jbd2_log_wait_for_space+0xb8/0x310 fs/jbd2/checkpoint.c:110
2 locks held by syz-executor.3/6865:
 #0: ffff0000c91dcb98 (&sbi->s_writepages_rwsem){.+.+}-{0:0}, at: ext4_writepages+0x80/0xd8 fs/ext4/inode.c:2964
 #1: ffff0000c91df3f8 (&journal->j_checkpoint_mutex){+.+.}-{3:3}, at: __jbd2_log_wait_for_space+0xb8/0x310 fs/jbd2/checkpoint.c:110
2 locks held by syz-executor.3/7170:
 #0: ffff0000c91dcb98 (&sbi->s_writepages_rwsem){.+.+}-{0:0}, at: ext4_writepages+0x80/0xd8 fs/ext4/inode.c:2964
 #1: ffff0000c91df3f8 (&journal->j_checkpoint_mutex){+.+.}-{3:3}, at: __jbd2_log_wait_for_space+0xb8/0x310 fs/jbd2/checkpoint.c:110
2 locks held by syz-executor.0/7656:
 #0: ffff0000c91dcb98 (&sbi->s_writepages_rwsem){.+.+}-{0:0}, at: ext4_writepages+0x80/0xd8 fs/ext4/inode.c:2964
 #1: ffff0000c91df3f8 (&journal->j_checkpoint_mutex){+.+.}-{3:3}, at: __jbd2_log_wait_for_space+0xb8/0x310 fs/jbd2/checkpoint.c:110
2 locks held by syz-executor.5/7738:
 #0: ffff0000c91dcb98 (&sbi->s_writepages_rwsem){.+.+}-{0:0}, at: ext4_writepages+0x80/0xd8 fs/ext4/inode.c:2964
 #1: ffff0000c91df3f8 (&journal->j_checkpoint_mutex){+.+.}-{3:3}, at: __jbd2_log_wait_for_space+0xb8/0x310 fs/jbd2/checkpoint.c:110
2 locks held by syz-executor.3/10661:
 #0: ffff0000c91dcb98 (&sbi->s_writepages_rwsem){.+.+}-{0:0}, at: ext4_writepages+0x80/0xd8 fs/ext4/inode.c:2964
 #1: ffff0000c91df3f8 (&journal->j_checkpoint_mutex){+.+.}-{3:3}, at: __jbd2_log_wait_for_space+0xb8/0x310 fs/jbd2/checkpoint.c:110
2 locks held by syz-executor.0/10784:
 #0: ffff0000c91dcb98 (&sbi->s_writepages_rwsem){.+.+}-{0:0}, at: ext4_writepages+0x80/0xd8 fs/ext4/inode.c:2964
 #1: ffff0000c91df3f8 (&journal->j_checkpoint_mutex){+.+.}-{3:3}, at: __jbd2_log_wait_for_space+0xb8/0x310 fs/jbd2/checkpoint.c:110
2 locks held by syz-executor.3/10800:
 #0: ffff0000c91dcb98 (&sbi->s_writepages_rwsem){.+.+}-{0:0}, at: ext4_writepages+0x80/0xd8 fs/ext4/inode.c:2964
 #1: ffff0000c91df3f8 (&journal->j_checkpoint_mutex){+.+.}-{3:3}, at: __jbd2_log_wait_for_space+0xb8/0x310 fs/jbd2/checkpoint.c:110
2 locks held by syz-executor.0/10930:
 #0: ffff0000c91dcb98 (&sbi->s_writepages_rwsem){.+.+}-{0:0}, at: ext4_writepages+0x80/0xd8 fs/ext4/inode.c:2964
 #1: ffff0000c91df3f8 (&journal->j_checkpoint_mutex){+.+.}-{3:3}, at: __jbd2_log_wait_for_space+0xb8/0x310 fs/jbd2/checkpoint.c:110
2 locks held by syz-executor.5/10938:
 #0: ffff0000c91dcb98 (&sbi->s_writepages_rwsem){.+.+}-{0:0}, at: ext4_writepages+0x80/0xd8 fs/ext4/inode.c:2964
 #1: ffff0000c91df3f8 (&journal->j_checkpoint_mutex){+.+.}-{3:3}, at: __jbd2_log_wait_for_space+0xb8/0x310 fs/jbd2/checkpoint.c:110
2 locks held by syz-executor.3/10947:
 #0: ffff0000c91dcb98 (&sbi->s_writepages_rwsem){.+.+}-{0:0}, at: ext4_writepages+0x80/0xd8 fs/ext4/inode.c:2964
 #1: ffff0000c91df3f8 (&journal->j_checkpoint_mutex){+.+.}-{3:3}, at: __jbd2_log_wait_for_space+0xb8/0x310 fs/jbd2/checkpoint.c:110
2 locks held by syz-executor.1/12734:
 #0: ffff0000c91dcb98 (&sbi->s_writepages_rwsem){.+.+}-{0:0}, at: ext4_writepages+0x80/0xd8 fs/ext4/inode.c:2964
 #1: ffff0000c91df3f8 (&journal->j_checkpoint_mutex){+.+.}-{3:3}, at: __jbd2_log_wait_for_space+0xb8/0x310 fs/jbd2/checkpoint.c:110
2 locks held by syz-executor.1/13641:
 #0: ffff0000c91dcb98 (&sbi->s_writepages_rwsem){.+.+}-{0:0}, at: ext4_writepages+0x80/0xd8 fs/ext4/inode.c:2964
 #1: ffff0000c91df3f8 (&journal->j_checkpoint_mutex){+.+.}-{3:3}, at: __jbd2_log_wait_for_space+0xb8/0x310 fs/jbd2/checkpoint.c:110
2 locks held by syz-executor.0/13657:
 #0: ffff0000c91dcb98 (&sbi->s_writepages_rwsem){.+.+}-{0:0}, at: ext4_writepages+0x80/0xd8 fs/ext4/inode.c:2964
 #1: ffff0000c91df3f8 (&journal->j_checkpoint_mutex){+.+.}-{3:3}, at: __jbd2_log_wait_for_space+0xb8/0x310 fs/jbd2/checkpoint.c:110
2 locks held by syz-executor.3/13690:
 #0: ffff0000c91dcb98 (&sbi->s_writepages_rwsem){.+.+}-{0:0}, at: ext4_writepages+0x80/0xd8 fs/ext4/inode.c:2964
 #1: ffff0000c91df3f8 (&journal->j_checkpoint_mutex){+.+.}-{3:3}, at: __jbd2_log_wait_for_space+0xb8/0x310 fs/jbd2/checkpoint.c:110
2 locks held by syz-executor.2/13977:
 #0: ffff0000c91dcb98 (&sbi->s_writepages_rwsem){.+.+}-{0:0}, at: ext4_writepages+0x80/0xd8 fs/ext4/inode.c:2964
 #1: ffff0000c91df3f8 (&journal->j_checkpoint_mutex){+.+.}-{3:3}, at: __jbd2_log_wait_for_space+0xb8/0x310 fs/jbd2/checkpoint.c:110
2 locks held by syz-executor.3/14134:
 #0: ffff0000c91dcb98 (&sbi->s_writepages_rwsem){.+.+}-{0:0}, at: ext4_writepages+0x80/0xd8 fs/ext4/inode.c:2964
 #1: ffff0000c91df3f8 (&journal->j_checkpoint_mutex){+.+.}-{3:3}, at: __jbd2_log_wait_for_space+0xb8/0x310 fs/jbd2/checkpoint.c:110
2 locks held by syz-executor.1/14152:
 #0: ffff0000c91dcb98 (&sbi->s_writepages_rwsem){.+.+}-{0:0}, at: ext4_writepages+0x80/0xd8 fs/ext4/inode.c:2964
 #1: ffff0000c91df3f8 (&journal->j_checkpoint_mutex){+.+.}-{3:3}, at: __jbd2_log_wait_for_space+0xb8/0x310 fs/jbd2/checkpoint.c:110
2 locks held by syz-executor.1/14173:
 #0: ffff0000c91dcb98 (&sbi->s_writepages_rwsem){.+.+}-{0:0}, at: ext4_writepages+0x80/0xd8 fs/ext4/inode.c:2964
 #1: ffff0000c91df3f8 (&journal->j_checkpoint_mutex){+.+.}-{3:3}, at: __jbd2_log_wait_for_space+0xb8/0x310 fs/jbd2/checkpoint.c:110
2 locks held by syz-executor.3/14177:
 #0: ffff0000c91dcb98 (&sbi->s_writepages_rwsem){.+.+}-{0:0}, at: ext4_writepages+0x80/0xd8 fs/ext4/inode.c:2964
 #1: ffff0000c91df3f8 (&journal->j_checkpoint_mutex){+.+.}-{3:3}, at: __jbd2_log_wait_for_space+0xb8/0x310 fs/jbd2/checkpoint.c:110
2 locks held by syz-executor.3/15469:
 #0: ffff0000c91dcb98 (&sbi->s_writepages_rwsem){.+.+}-{0:0}, at: ext4_writepages+0x80/0xd8 fs/ext4/inode.c:2964
 #1: ffff0000c91df3f8 (&journal->j_checkpoint_mutex){+.+.}-{3:3}, at: __jbd2_log_wait_for_space+0xb8/0x310 fs/jbd2/checkpoint.c:110
3 locks held by syz-executor.5/15479:
 #0: ffff0000c91de460 (sb_writers#3){.+.+}-{0:0}, at: do_coredump+0xa98/0x11f8 fs/coredump.c:761
 #1: ffff00012681bd60 (&sb->s_type->i_mutex_key#8){++++}-{3:3}, at: inode_lock include/linux/fs.h:756 [inline]
 #1: ffff00012681bd60 (&sb->s_type->i_mutex_key#8){++++}-{3:3}, at: ext4_buffered_write_iter+0x50/0x294 fs/ext4/file.c:279
 #2: ffff0000c91de0e0 (&type->s_umount_key#29){++++}-{3:3}, at: try_to_writeback_inodes_sb+0x40/0x148 fs/fs-writeback.c:2684
2 locks held by syz-executor.5/15503:
 #0: ffff0000c91dcb98 (&sbi->s_writepages_rwsem){.+.+}-{0:0}, at: ext4_writepages+0x80/0xd8 fs/ext4/inode.c:2964
 #1: ffff0000c91df3f8 (&journal->j_checkpoint_mutex){+.+.}-{3:3}, at: __jbd2_log_wait_for_space+0xb8/0x310 fs/jbd2/checkpoint.c:110
2 locks held by syz-executor.0/17876:
 #0: ffff0000c91dcb98 (&sbi->s_writepages_rwsem){.+.+}-{0:0}, at: ext4_writepages+0x80/0xd8 fs/ext4/inode.c:2964
 #1: ffff0000c91df3f8 (&journal->j_checkpoint_mutex){+.+.}-{3:3}, at: __jbd2_log_wait_for_space+0xb8/0x310 fs/jbd2/checkpoint.c:110
2 locks held by syz-executor.1/18529:
 #0: ffff0000c91dcb98 (&sbi->s_writepages_rwsem){.+.+}-{0:0}, at: ext4_writepages+0x80/0xd8 fs/ext4/inode.c:2964
 #1: ffff0000c91df3f8 (&journal->j_checkpoint_mutex){+.+.}-{3:3}, at: __jbd2_log_wait_for_space+0xb8/0x310 fs/jbd2/checkpoint.c:110
2 locks held by syz-executor.0/19446:
 #0: ffff0000c91dcb98 (&sbi->s_writepages_rwsem){.+.+}-{0:0}, at: ext4_writepages+0x80/0xd8 fs/ext4/inode.c:2964
 #1: ffff0000c91df3f8 (&journal->j_checkpoint_mutex){+.+.}-{3:3}, at: __jbd2_log_wait_for_space+0xb8/0x310 fs/jbd2/checkpoint.c:110
2 locks held by syz-executor.2/19620:
 #0: ffff0000c91dcb98 (&sbi->s_writepages_rwsem){.+.+}-{0:0}, at: ext4_writepages+0x80/0xd8 fs/ext4/inode.c:2964
 #1: ffff0000c91df3f8 (&journal->j_checkpoint_mutex){+.+.}-{3:3}, at: __jbd2_log_wait_for_space+0xb8/0x310 fs/jbd2/checkpoint.c:110
2 locks held by syz-executor.1/19624:
 #0: ffff0000c91dcb98 (&sbi->s_writepages_rwsem){.+.+}-{0:0}, at: ext4_writepages+0x80/0xd8 fs/ext4/inode.c:2964
 #1: ffff0000c91df3f8 (&journal->j_checkpoint_mutex){+.+.}-{3:3}, at: __jbd2_log_wait_for_space+0xb8/0x310 fs/jbd2/checkpoint.c:110
2 locks held by syz-executor.3/19766:
 #0: ffff0000c91dcb98 (&sbi->s_writepages_rwsem){.+.+}-{0:0}, at: ext4_writepages+0x80/0xd8 fs/ext4/inode.c:2964
 #1: ffff0000c91df3f8 (&journal->j_checkpoint_mutex){+.+.}-{3:3}, at: __jbd2_log_wait_for_space+0xb8/0x310 fs/jbd2/checkpoint.c:110
2 locks held by syz-executor.2/19770:
 #0: ffff0000c91dcb98 (&sbi->s_writepages_rwsem){.+.+}-{0:0}, at: ext4_writepages+0x80/0xd8 fs/ext4/inode.c:2964
 #1: ffff0000c91df3f8 (&journal->j_checkpoint_mutex){+.+.}-{3:3}, at: __jbd2_log_wait_for_space+0xb8/0x310 fs/jbd2/checkpoint.c:110
2 locks held by syz-executor.4/19782:
 #0: ffff0000c91dcb98 (&sbi->s_writepages_rwsem){.+.+}-{0:0}, at: ext4_writepages+0x80/0xd8 fs/ext4/inode.c:2964
 #1: ffff0000c91df3f8 (&journal->j_checkpoint_mutex){+.+.}-{3:3}, at: __jbd2_log_wait_for_space+0xb8/0x310 fs/jbd2/checkpoint.c:110
2 locks held by syz-executor.0/19830:
 #0: ffff0000c91dcb98 (&sbi->s_writepages_rwsem){.+.+}-{0:0}, at: ext4_writepages+0x80/0xd8 fs/ext4/inode.c:2964
 #1: ffff0000c91df3f8 (&journal->j_checkpoint_mutex){+.+.}-{3:3}, at: __jbd2_log_wait_for_space+0xb8/0x310 fs/jbd2/checkpoint.c:110
2 locks held by syz-executor.4/20502:
 #0: ffff0000c91dcb98 (&sbi->s_writepages_rwsem){.+.+}-{0:0}, at: ext4_writepages+0x80/0xd8 fs/ext4/inode.c:2964
 #1: ffff0000c91df3f8 (&journal->j_checkpoint_mutex){+.+.}-{3:3}, at: __jbd2_log_wait_for_space+0xb8/0x310 fs/jbd2/checkpoint.c:110
2 locks held by syz-executor.1/21423:
 #0: ffff0000c91dcb98 (&sbi->s_writepages_rwsem){.+.+}-{0:0}, at: ext4_writepages+0x80/0xd8 fs/ext4/inode.c:2964
 #1: ffff0000c91df3f8 (&journal->j_checkpoint_mutex){+.+.}-{3:3}, at: __jbd2_log_wait_for_space+0xb8/0x310 fs/jbd2/checkpoint.c:110
2 locks held by syz-executor.5/21435:
 #0: ffff0000c91dcb98 (&sbi->s_writepages_rwsem){.+.+}-{0:0}, at: ext4_writepages+0x80/0xd8 fs/ext4/inode.c:2964
 #1: ffff0000c91df3f8 (&journal->j_checkpoint_mutex){+.+.}-{3:3}, at: __jbd2_log_wait_for_space+0xb8/0x310 fs/jbd2/checkpoint.c:110
2 locks held by syz-executor.0/21539:
 #0: ffff0000c91dcb98 (&sbi->s_writepages_rwsem){.+.+}-{0:0}, at: ext4_writepages+0x80/0xd8 fs/ext4/inode.c:2964
 #1: ffff0000c91df3f8 (&journal->j_checkpoint_mutex){+.+.}-{3:3}, at: __jbd2_log_wait_for_space+0xb8/0x310 fs/jbd2/checkpoint.c:110
2 locks held by syz-executor.5/21906:
 #0: ffff0000c91dcb98 (&sbi->s_writepages_rwsem){.+.+}-{0:0}, at: ext4_writepages+0x80/0xd8 fs/ext4/inode.c:2964
 #1: ffff0000c91df3f8 (&journal->j_checkpoint_mutex){+.+.}-{3:3}, at: __jbd2_log_wait_for_space+0xb8/0x310 fs/jbd2/checkpoint.c:110
2 locks held by syz-executor.0/23216:
 #0: ffff0000c91dcb98 (&sbi->s_writepages_rwsem){.+.+}-{0:0}, at: ext4_writepages+0x80/0xd8 fs/ext4/inode.c:2964
 #1: ffff0000c91df3f8 (&journal->j_checkpoint_mutex){+.+.}-{3:3}, at: __jbd2_log_wait_for_space+0xb8/0x310 fs/jbd2/checkpoint.c:110
2 locks held by syz-executor.3/23217:
 #0: ffff0000c91dcb98 (&sbi->s_writepages_rwsem){.+.+}-{0:0}, at: ext4_writepages+0x80/0xd8 fs/ext4/inode.c:2964
 #1: ffff0000c91df3f8 (&journal->j_checkpoint_mutex){+.+.}-{3:3}, at: __jbd2_log_wait_for_space+0xb8/0x310 fs/jbd2/checkpoint.c:110
2 locks held by syz-executor.5/23244:
 #0: ffff0000c91dcb98 (&sbi->s_writepages_rwsem){.+.+}-{0:0}, at: ext4_writepages+0x80/0xd8 fs/ext4/inode.c:2964
 #1: ffff0000c91df3f8 (&journal->j_checkpoint_mutex){+.+.}-{3:3}, at: __jbd2_log_wait_for_space+0xb8/0x310 fs/jbd2/checkpoint.c:110
2 locks held by syz-executor.1/23255:
 #0: ffff0000c91dcb98 (&sbi->s_writepages_rwsem){.+.+}-{0:0}, at: ext4_writepages+0x80/0xd8 fs/ext4/inode.c:2964
 #1: ffff0000c91df3f8 (&journal->j_checkpoint_mutex){+.+.}-{3:3}, at: __jbd2_log_wait_for_space+0xb8/0x310 fs/jbd2/checkpoint.c:110
2 locks held by syz-executor.4/23792:
 #0: ffff0000c91dcb98 (&sbi->s_writepages_rwsem){.+.+}-{0:0}, at: ext4_writepages+0x80/0xd8 fs/ext4/inode.c:2964
 #1: ffff0000c91df3f8 (&journal->j_checkpoint_mutex){+.+.}-{3:3}, at: __jbd2_log_wait_for_space+0xb8/0x310 fs/jbd2/checkpoint.c:110
2 locks held by syz-executor.4/23880:
 #0: ffff0000c91dcb98 (&sbi->s_writepages_rwsem){.+.+}-{0:0}, at: ext4_writepages+0x80/0xd8 fs/ext4/inode.c:2964
 #1: ffff0000c91df3f8 (&journal->j_checkpoint_mutex){+.+.}-{3:3}, at: __jbd2_log_wait_for_space+0xb8/0x310 fs/jbd2/checkpoint.c:110
2 locks held by syz-executor.1/23901:
 #0: ffff0000c91dcb98 (&sbi->s_writepages_rwsem){.+.+}-{0:0}, at: ext4_writepages+0x80/0xd8 fs/ext4/inode.c:2964
 #1: ffff0000c91df3f8 (&journal->j_checkpoint_mutex){+.+.}-{3:3}, at: __jbd2_log_wait_for_space+0xb8/0x310 fs/jbd2/checkpoint.c:110
2 locks held by syz-executor.4/24032:
 #0: ffff0000c91dcb98 (&sbi->s_writepages_rwsem){.+.+}-{0:0}, at: ext4_writepages+0x80/0xd8 fs/ext4/inode.c:2964
 #1: ffff0000c91df3f8 (&journal->j_checkpoint_mutex){+.+.}-{3:3}, at: __jbd2_log_wait_for_space+0xb8/0x310 fs/jbd2/checkpoint.c:110
2 locks held by syz-executor.5/24263:
 #0: ffff0000c91dcb98 (&sbi->s_writepages_rwsem){.+.+}-{0:0}, at: ext4_writepages+0x80/0xd8 fs/ext4/inode.c:2964
 #1: ffff0000c91df3f8 (&journal->j_checkpoint_mutex){+.+.}-{3:3}, at: __jbd2_log_wait_for_space+0xb8/0x310 fs/jbd2/checkpoint.c:110
2 locks held by syz-executor.0/24373:
 #0: ffff0000c91dcb98 (&sbi->s_writepages_rwsem){.+.+}-{0:0}, at: ext4_writepages+0x80/0xd8 fs/ext4/inode.c:2964
 #1: ffff0000c91df3f8 (&journal->j_checkpoint_mutex){+.+.}-{3:3}, at: __jbd2_log_wait_for_space+0xb8/0x310 fs/jbd2/checkpoint.c:110
2 locks held by syz-executor.4/24604:
 #0: ffff0000c91dcb98 (&sbi->s_writepages_rwsem){.+.+}-{0:0}, at: ext4_writepages+0x80/0xd8 fs/ext4/inode.c:2964
 #1: ffff0000c91df3f8 (&journal->j_checkpoint_mutex){+.+.}-{3:3}, at: __jbd2_log_wait_for_space+0xb8/0x310 fs/jbd2/checkpoint.c:110
2 locks held by syz-executor.5/24733:
 #0: ffff0000c91dcb98 (&sbi->s_writepages_rwsem){.+.+}-{0:0}, at: ext4_writepages+0x80/0xd8 fs/ext4/inode.c:2964
 #1: ffff0000c91df3f8 (&journal->j_checkpoint_mutex){+.+.}-{3:3}, at: __jbd2_log_wait_for_space+0xb8/0x310 fs/jbd2/checkpoint.c:110
2 locks held by syz-executor.1/24738:
 #0: ffff0000c91dcb98 (&sbi->s_writepages_rwsem){.+.+}-{0:0}, at: ext4_writepages+0x80/0xd8 fs/ext4/inode.c:2964
 #1: ffff0000c91df3f8 (&journal->j_checkpoint_mutex){+.+.}-{3:3}, at: __jbd2_log_wait_for_space+0xb8/0x310 fs/jbd2/checkpoint.c:110
2 locks held by syz-executor.3/24740:
 #0: ffff0000c91dcb98 (&sbi->s_writepages_rwsem){.+.+}-{0:0}, at: ext4_writepages+0x80/0xd8 fs/ext4/inode.c:2964
 #1: ffff0000c91df3f8 (&journal->j_checkpoint_mutex){+.+.}-{3:3}, at: __jbd2_log_wait_for_space+0xb8/0x310 fs/jbd2/checkpoint.c:110
2 locks held by syz-executor.5/25579:
 #0: ffff0000c91dcb98 (&sbi->s_writepages_rwsem){.+.+}-{0:0}, at: ext4_writepages+0x80/0xd8 fs/ext4/inode.c:2964
 #1: ffff0000c91df3f8 (&journal->j_checkpoint_mutex){+.+.}-{3:3}, at: __jbd2_log_wait_for_space+0xb8/0x310 fs/jbd2/checkpoint.c:110
2 locks held by syz-executor.5/25602:
 #0: ffff0000c91dcb98 (&sbi->s_writepages_rwsem){.+.+}-{0:0}, at: ext4_writepages+0x80/0xd8 fs/ext4/inode.c:2964
 #1: ffff0000c91df3f8 (&journal->j_checkpoint_mutex){+.+.}-{3:3}, at: __jbd2_log_wait_for_space+0xb8/0x310 fs/jbd2/checkpoint.c:110
2 locks held by syz-executor.5/26300:
 #0: ffff0000c91dcb98 (&sbi->s_writepages_rwsem){.+.+}-{0:0}, at: ext4_writepages+0x80/0xd8 fs/ext4/inode.c:2964
 #1: ffff0000c91df3f8 (&journal->j_checkpoint_mutex){+.+.}-{3:3}, at: __jbd2_log_wait_for_space+0xb8/0x310 fs/jbd2/checkpoint.c:110
2 locks held by syz-executor.0/26301:
 #0: ffff0000c91dcb98 (&sbi->s_writepages_rwsem){.+.+}-{0:0}, at: ext4_writepages+0x80/0xd8 fs/ext4/inode.c:2964
 #1: ffff0000c91df3f8 (&journal->j_checkpoint_mutex){+.+.}-{3:3}, at: __jbd2_log_wait_for_space+0xb8/0x310 fs/jbd2/checkpoint.c:110
2 locks held by syz-executor.3/26303:
 #0: ffff0000c91dcb98 (&sbi->s_writepages_rwsem){.+.+}-{0:0}, at: ext4_writepages+0x80/0xd8 fs/ext4/inode.c:2964
 #1: ffff0000c91df3f8 (&journal->j_checkpoint_mutex){+.+.}-{3:3}, at: __jbd2_log_wait_for_space+0xb8/0x310 fs/jbd2/checkpoint.c:110
2 locks held by syz-executor.3/26332:
 #0: ffff0000c91dcb98 (&sbi->s_writepages_rwsem){.+.+}-{0:0}, at: ext4_writepages+0x80/0xd8 fs/ext4/inode.c:2964
 #1: ffff0000c91df3f8 (&journal->j_checkpoint_mutex){+.+.}-{3:3}, at: __jbd2_log_wait_for_space+0xb8/0x310 fs/jbd2/checkpoint.c:110
2 locks held by syz-executor.4/26638:
 #0: ffff0000c91dcb98 (&sbi->s_writepages_rwsem){.+.+}-{0:0}, at: ext4_writepages+0x80/0xd8 fs/ext4/inode.c:2964
 #1: ffff0000c91df3f8 (&journal->j_checkpoint_mutex){+.+.}-{3:3}, at: __jbd2_log_wait_for_space+0xb8/0x310 fs/jbd2/checkpoint.c:110
2 locks held by syz-executor.4/27291:
 #0: ffff0000c91dcb98 (&sbi->s_writepages_rwsem){.+.+}-{0:0}, at: ext4_writepages+0x80/0xd8 fs/ext4/inode.c:2964
 #1: ffff0000c91df3f8 (&journal->j_checkpoint_mutex){+.+.}-{3:3}, at: __jbd2_log_wait_for_space+0xb8/0x310 fs/jbd2/checkpoint.c:110
2 locks held by syz-executor.3/28224:
 #0: ffff0000c91dcb98 (&sbi->s_writepages_rwsem){.+.+}-{0:0}, at: ext4_writepages+0x80/0xd8 fs/ext4/inode.c:2964
 #1: ffff0000c91df3f8 (&journal->j_checkpoint_mutex){+.+.}-{3:3}, at: __jbd2_log_wait_for_space+0xb8/0x310 fs/jbd2/checkpoint.c:110
2 locks held by syz-executor.3/28450:
 #0: ffff0000c91dcb98 (&sbi->s_writepages_rwsem){.+.+}-{0:0}, at: ext4_writepages+0x80/0xd8 fs/ext4/inode.c:2964
 #1: ffff0000c91df3f8 (&journal->j_checkpoint_mutex){+.+.}-{3:3}, at: __jbd2_log_wait_for_space+0xb8/0x310 fs/jbd2/checkpoint.c:110
2 locks held by syz-executor.5/28543:
 #0: ffff0000c91dcb98 (&sbi->s_writepages_rwsem){.+.+}-{0:0}, at: ext4_writepages+0x80/0xd8 fs/ext4/inode.c:2964
 #1: ffff0000c91df3f8 (&journal->j_checkpoint_mutex){+.+.}-{3:3}, at: __jbd2_log_wait_for_space+0xb8/0x310 fs/jbd2/checkpoint.c:110
2 locks held by syz-executor.2/28736:
 #0: ffff0000c91dcb98 (&sbi->s_writepages_rwsem){.+.+}-{0:0}, at: ext4_writepages+0x80/0xd8 fs/ext4/inode.c:2964
 #1: ffff0000c91df3f8 (&journal->j_checkpoint_mutex){+.+.}-{3:3}, at: __jbd2_log_wait_for_space+0xb8/0x310 fs/jbd2/checkpoint.c:110
2 locks held by syz-executor.5/28740:
 #0: ffff0000c91dcb98 (&sbi->s_writepages_rwsem){.+.+}-{0:0}, at: ext4_writepages+0x80/0xd8 fs/ext4/inode.c:2964
 #1: ffff0000c91df3f8 (&journal->j_checkpoint_mutex){+.+.}-{3:3}, at: __jbd2_log_wait_for_space+0xb8/0x310 fs/jbd2/checkpoint.c:110
2 locks held by syz-executor.0/28741:
 #0: ffff0000c91dcb98 (&sbi->s_writepages_rwsem){.+.+}-{0:0}, at: ext4_writepages+0x80/0xd8 fs/ext4/inode.c:2964
 #1: ffff0000c91df3f8 (&journal->j_checkpoint_mutex){+.+.}-{3:3}, at: __jbd2_log_wait_for_space+0xb8/0x310 fs/jbd2/checkpoint.c:110
2 locks held by syz-executor.1/28744:
 #0: ffff0000c91dcb98 (&sbi->s_writepages_rwsem){.+.+}-{0:0}, at: ext4_writepages+0x80/0xd8 fs/ext4/inode.c:2964
 #1: ffff0000c91df3f8 (&journal->j_checkpoint_mutex){+.+.}-{3:3}, at: __jbd2_log_wait_for_space+0xb8/0x310 fs/jbd2/checkpoint.c:110
2 locks held by syz-executor.0/29814:
 #0: ffff0000c91dcb98 (&sbi->s_writepages_rwsem){.+.+}-{0:0}, at: ext4_writepages+0x80/0xd8 fs/ext4/inode.c:2964
 #1: ffff0000c91df3f8 (&journal->j_checkpoint_mutex){+.+.}-{3:3}, at: __jbd2_log_wait_for_space+0xb8/0x310 fs/jbd2/checkpoint.c:110
2 locks held by syz-executor.4/29886:
 #0: ffff0000c91dcb98 (&sbi->s_writepages_rwsem){.+.+}-{0:0}, at: ext4_writepages+0x80/0xd8 fs/ext4/inode.c:2964
 #1: ffff0000c91df3f8 (&journal->j_checkpoint_mutex){+.+.}-{3:3}, at: __jbd2_log_wait_for_space+0xb8/0x310 fs/jbd2/checkpoint.c:110
2 locks held by syz-executor.4/29905:
 #0: ffff0000c91dcb98 (&sbi->s_writepages_rwsem){.+.+}-{0:0}, at: ext4_writepages+0x80/0xd8 fs/ext4/inode.c:2964
 #1: ffff0000c91df3f8 (&journal->j_checkpoint_mutex){+.+.}-{3:3}, at: __jbd2_log_wait_for_space+0xb8/0x310 fs/jbd2/checkpoint.c:110
2 locks held by syz-executor.3/30296:
 #0: ffff0000c91dcb98 (&sbi->s_writepages_rwsem){.+.+}-{0:0}, at: ext4_writepages+0x80/0xd8 fs/ext4/inode.c:2964
 #1: ffff0000c91df3f8 (&journal->j_checkpoint_mutex){+.+.}-{3:3}, at: __jbd2_log_wait_for_space+0xb8/0x310 fs/jbd2/checkpoint.c:110
2 locks held by syz-executor.1/30297:
 #0: ffff0000c91dcb98 (&sbi->s_writepages_rwsem){.+.+}-{0:0}, at: ext4_writepages+0x80/0xd8 fs/ext4/inode.c:2964
 #1: ffff0000c91df3f8 (&journal->j_checkpoint_mutex){+.+.}-{3:3}, at: __jbd2_log_wait_for_space+0xb8/0x310 fs/jbd2/checkpoint.c:110
2 locks held by syz-executor.0/30299:
 #0: ffff0000c91dcb98 (&sbi->s_writepages_rwsem){.+.+}-{0:0}, at: ext4_writepages+0x80/0xd8 fs/ext4/inode.c:2964
 #1: ffff0000c91df3f8 (&journal->j_checkpoint_mutex){+.+.}-{3:3}, at: __jbd2_log_wait_for_space+0xb8/0x310 fs/jbd2/checkpoint.c:110
2 locks held by syz-executor.5/30444:
 #0: ffff0000c91dcb98 (&sbi->s_writepages_rwsem){.+.+}-{0:0}, at: ext4_writepages+0x80/0xd8 fs/ext4/inode.c:2964
 #1: ffff0000c91df3f8 (&journal->j_checkpoint_mutex){+.+.}-{3:3}, at: __jbd2_log_wait_for_space+0xb8/0x310 fs/jbd2/checkpoint.c:110
2 locks held by syz-executor.5/30589:
 #0: ffff0000c91dcb98 (&sbi->s_writepages_rwsem){.+.+}-{0:0}, at: ext4_writepages+0x80/0xd8 fs/ext4/inode.c:2964
 #1: ffff0000c91df3f8 (&journal->j_checkpoint_mutex){+.+.}-{3:3}, at: __jbd2_log_wait_for_space+0xb8/0x310 fs/jbd2/checkpoint.c:110
2 locks held by syz-executor.3/30592:
 #0: ffff0000c91dcb98 (&sbi->s_writepages_rwsem){.+.+}-{0:0}, at: ext4_writepages+0x80/0xd8 fs/ext4/inode.c:2964
 #1: ffff0000c91df3f8 (&journal->j_checkpoint_mutex){+.+.}-{3:3}, at: __jbd2_log_wait_for_space+0xb8/0x310 fs/jbd2/checkpoint.c:110
2 locks held by syz-executor.4/30595:
 #0: ffff0000c91dcb98 (&sbi->s_writepages_rwsem){.+.+}-{0:0}, at: ext4_writepages+0x80/0xd8 fs/ext4/inode.c:2964
 #1: ffff0000c91df3f8 (&journal->j_checkpoint_mutex){+.+.}-{3:3}, at: __jbd2_log_wait_for_space+0xb8/0x310 fs/jbd2/checkpoint.c:110
2 locks held by syz-executor.0/30603:
 #0: ffff0000c91dcb98 (&sbi->s_writepages_rwsem){.+.+}-{0:0}, at: ext4_writepages+0x80/0xd8 fs/ext4/inode.c:2964
 #1: ffff0000c91df3f8 (&journal->j_checkpoint_mutex){+.+.}-{3:3}, at: __jbd2_log_wait_for_space+0xb8/0x310 fs/jbd2/checkpoint.c:110
2 locks held by syz-executor.4/30614:
 #0: ffff0000c91dcb98 (&sbi->s_writepages_rwsem){.+.+}-{0:0}, at: ext4_writepages+0x80/0xd8 fs/ext4/inode.c:2964
 #1: ffff0000c91df3f8 (&journal->j_checkpoint_mutex){+.+.}-{3:3}, at: __jbd2_log_wait_for_space+0xb8/0x310 fs/jbd2/checkpoint.c:110
2 locks held by syz-executor.0/30795:
 #0: ffff0000c91dcb98 (&sbi->s_writepages_rwsem){.+.+}-{0:0}, at: ext4_writepages+0x80/0xd8 fs/ext4/inode.c:2964
 #1: ffff0000c91df3f8 (&journal->j_checkpoint_mutex){+.+.}-{3:3}, at: __jbd2_log_wait_for_space+0xb8/0x310 fs/jbd2/checkpoint.c:110
2 locks held by syz-executor.4/30798:
 #0: ffff0000c91dcb98 (&sbi->s_writepages_rwsem){.+.+}-{0:0}, at: ext4_writepages+0x80/0xd8 fs/ext4/inode.c:2964
 #1: ffff0000c91df3f8 (&journal->j_checkpoint_mutex){+.+.}-{3:3}, at: __jbd2_log_wait_for_space+0xb8/0x310 fs/jbd2/checkpoint.c:110
2 locks held by syz-executor.3/31083:
 #0: ffff0000c91dcb98 (&sbi->s_writepages_rwsem){.+.+}-{0:0}, at: ext4_writepages+0x80/0xd8 fs/ext4/inode.c:2964
 #1: ffff0000c91df3f8 (&journal->j_checkpoint_mutex){+.+.}-{3:3}, at: __jbd2_log_wait_for_space+0xb8/0x310 fs/jbd2/checkpoint.c:110
2 locks held by syz-executor.0/31091:
 #0: ffff0000c91dcb98 (&sbi->s_writepages_rwsem){.+.+}-{0:0}, at: ext4_writepages+0x80/0xd8 fs/ext4/inode.c:2964
 #1: ffff0000c91df3f8 (&journal->j_checkpoint_mutex){+.+.}-{3:3}, at: __jbd2_log_wait_for_space+0xb8/0x310 fs/jbd2/checkpoint.c:110
2 locks held by syz-executor.0/31209:
 #0: ffff0000c91dcb98 (&sbi->s_writepages_rwsem){.+.+}-{0:0}, at: ext4_writepages+0x80/0xd8 fs/ext4/inode.c:2964
 #1: ffff0000c91df3f8 (&journal->j_checkpoint_mutex){+.+.}-{3:3}, at: __jbd2_log_wait_for_space+0xb8/0x310 fs/jbd2/checkpoint.c:110
2 locks held by syz-executor.0/31539:
 #0: ffff0000c91dcb98 (&sbi->s_writepages_rwsem){.+.+}-{0:0}, at: ext4_writepages+0x80/0xd8 fs/ext4/inode.c:2964
 #1: ffff0000c91df3f8 (&journal->j_checkpoint_mutex){+.+.}-{3:3}, at: __jbd2_log_wait_for_space+0xb8/0x310 fs/jbd2/checkpoint.c:110
2 locks held by syz-executor.1/3623:
 #0: ffff0000c91dcb98 (&sbi->s_writepages_rwsem){.+.+}-{0:0}, at: ext4_writepages+0x80/0xd8 fs/ext4/inode.c:2964
 #1: ffff0000c91df3f8 (&journal->j_checkpoint_mutex){+.+.}-{3:3}, at: __jbd2_log_wait_for_space+0xb8/0x310 fs/jbd2/checkpoint.c:110
2 locks held by syz-executor.4/4259:
 #0: ffff0000c91dcb98 (&sbi->s_writepages_rwsem){.+.+}-{0:0}, at: ext4_writepages+0x80/0xd8 fs/ext4/inode.c:2964
 #1: ffff0000c91df3f8 (&journal->j_checkpoint_mutex){+.+.}-{3:3}, at: __jbd2_log_wait_for_space+0xb8/0x310 fs/jbd2/checkpoint.c:110
2 locks held by syz-executor.5/4302:
 #0: ffff0000c91dcb98 (&sbi->s_writepages_rwsem){.+.+}-{0:0}, at: ext4_writepages+0x80/0xd8 fs/ext4/inode.c:2964
 #1: ffff0000c91df3f8 (&journal->j_checkpoint_mutex){+.+.}-{3:3}, at: __jbd2_log_wait_for_space+0xb8/0x310 fs/jbd2/checkpoint.c:110
2 locks held by syz-executor.5/4467:
 #0: ffff0000c91dcb98 (&sbi->s_writepages_rwsem){.+.+}-{0:0}, at: ext4_writepages+0x80/0xd8 fs/ext4/inode.c:2964
 #1: ffff0000c91df3f8 (&journal->j_checkpoint_mutex){+.+.}-{3:3}, at: __jbd2_log_wait_for_space+0xb8/0x310 fs/jbd2/checkpoint.c:110
2 locks held by syz-executor.4/4619:
 #0: ffff0000c91dcb98 (&sbi->s_writepages_rwsem){.+.+}-{0:0}, at: ext4_writepages+0x80/0xd8 fs/ext4/inode.c:2964
 #1: ffff0000c91df3f8 (&journal->j_checkpoint_mutex){+.+.}-{3:3}, at: __jbd2_log_wait_for_space+0xb8/0x310 fs/jbd2/checkpoint.c:110
2 locks held by syz-executor.5/4625:
 #0: ffff0000c91dcb98 (&sbi->s_writepages_rwsem){.+.+}-{0:0}, at: ext4_writepages+0x80/0xd8 fs/ext4/inode.c:2964
 #1: ffff0000c91df3f8 (&journal->j_checkpoint_mutex){+.+.}-{3:3}, at: __jbd2_log_wait_for_space+0xb8/0x310 fs/jbd2/checkpoint.c:110
2 locks held by syz-executor.3/4630:
 #0: ffff0000c91dcb98 (&sbi->s_writepages_rwsem){.+.+}-{0:0}, at: ext4_writepages+0x80/0xd8 fs/ext4/inode.c:2964
 #1: ffff0000c91df3f8 (&journal->j_checkpoint_mutex){+.+.}-{3:3}, at: __jbd2_log_wait_for_space+0xb8/0x310 fs/jbd2/checkpoint.c:110
2 locks held by syz-executor.1/4632:
 #0: ffff0000c91dcb98 (&sbi->s_writepages_rwsem){.+.+}-{0:0}, at: ext4_writepages+0x80/0xd8 fs/ext4/inode.c:2964
 #1: ffff0000c91df3f8 (&journal->j_checkpoint_mutex){+.+.}-{3:3}, at: __jbd2_log_wait_for_space+0xb8/0x310 fs/jbd2/checkpoint.c:110
2 locks held by syz-executor.4/4791:
 #0: ffff0000c91dcb98 (&sbi->s_writepages_rwsem){.+.+}-{0:0}, at: ext4_writepages+0x80/0xd8 fs/ext4/inode.c:2964
 #1: ffff0000c91df3f8 (&journal->j_checkpoint_mutex){+.+.}-{3:3}, at: __jbd2_log_wait_for_space+0xb8/0x310 fs/jbd2/checkpoint.c:110
2 locks held by syz-executor.3/4869:
 #0: ffff0000c91dcb98 (&sbi->s_writepages_rwsem){.+.+}-{0:0}, at: ext4_writepages+0x80/0xd8 fs/ext4/inode.c:2964
 #1: ffff0000c91df3f8 (&journal->j_checkpoint_mutex){+.+.}-{3:3}, at: __jbd2_log_wait_for_space+0xb8/0x310 fs/jbd2/checkpoint.c:110
2 locks held by syz-executor.5/7055:
 #0: ffff0000c91dcb98 (&sbi->s_writepages_rwsem){.+.+}-{0:0}, at: ext4_writepages+0x80/0xd8 fs/ext4/inode.c:2964
 #1: ffff0000c91df3f8 (&journal->j_checkpoint_mutex){+.+.}-{3:3}, at: __jbd2_log_wait_for_space+0xb8/0x310 fs/jbd2/checkpoint.c:110
2 locks held by syz-executor.5/7186:
 #0: ffff0000c91dcb98 (&sbi->s_writepages_rwsem){.+.+}-{0:0}, at: ext4_writepages+0x80/0xd8 fs/ext4/inode.c:2964
 #1: ffff0000c91df3f8 (&journal->j_checkpoint_mutex){+.+.}-{3:3}, at: __jbd2_log_wait_for_space+0xb8/0x310 fs/jbd2/checkpoint.c:110
2 locks held by syz-executor.1/7188:
 #0: ffff0000c91dcb98 (&sbi->s_writepages_rwsem){.+.+}-{0:0}, at: ext4_writepages+0x80/0xd8 fs/ext4/inode.c:2964
 #1: ffff0000c91df3f8 (&journal->j_checkpoint_mutex){+.+.}-{3:3}, at: __jbd2_log_wait_for_space+0xb8/0x310 fs/jbd2/checkpoint.c:110
2 locks held by syz-executor.0/9008:
 #0: ffff0000c91dcb98 (&sbi->s_writepages_rwsem){.+.+}-{0:0}, at: ext4_writepages+0x80/0xd8 fs/ext4/inode.c:2964
 #1: ffff0000c91df3f8 (&journal->j_checkpoint_mutex){+.+.}-{3:3}, at: __jbd2_log_wait_for_space+0xb8/0x310 fs/jbd2/checkpoint.c:110
2 locks held by syz-executor.5/9064:
 #0: ffff0000c91dcb98 (&sbi->s_writepages_rwsem){.+.+}-{0:0}, at: ext4_writepages+0x80/0xd8 fs/ext4/inode.c:2964
 #1: ffff0000c91df3f8 (&journal->j_checkpoint_mutex){+.+.}-{3:3}, at: __jbd2_log_wait_for_space+0xb8/0x310 fs/jbd2/checkpoint.c:110
2 locks held by syz-executor.0/9860:
 #0: ffff0000c91dcb98 (&sbi->s_writepages_rwsem){.+.+}-{0:0}, at: ext4_writepages+0x80/0xd8 fs/ext4/inode.c:2964
 #1: ffff0000c91df3f8 (&journal->j_checkpoint_mutex){+.+.}-{3:3}, at: __jbd2_log_wait_for_space+0xb8/0x310 fs/jbd2/checkpoint.c:110
2 locks held by syz-executor.4/11425:
 #0: ffff0000c91dcb98 (&sbi->s_writepages_rwsem){.+.+}-{0:0}, at: ext4_writepages+0x80/0xd8 fs/ext4/inode.c:2964
 #1: ffff0000c91df3f8 (&journal->j_checkpoint_mutex){+.+.}-{3:3}, at: __jbd2_log_wait_for_space+0xb8/0x310 fs/jbd2/checkpoint.c:110
2 locks held by syz-executor.0/11924:
 #0: ffff0000c91dcb98 (&sbi->s_writepages_rwsem){.+.+}-{0:0}, at: ext4_writepages+0x80/0xd8 fs/ext4/inode.c:2964
 #1: ffff0000c91df3f8 (&journal->j_checkpoint_mutex){+.+.}-{3:3}, at: __jbd2_log_wait_for_space+0xb8/0x310 fs/jbd2/checkpoint.c:110
2 locks held by syz-executor.4/11998:
 #0: ffff0000c91dcb98 (&sbi->s_writepages_rwsem){.+.+}-{0:0}, at: ext4_writepages+0x80/0xd8 fs/ext4/inode.c:2964
 #1: ffff0000c91df3f8 (&journal->j_checkpoint_mutex){+.+.}-{3:3}, at: __jbd2_log_wait_for_space+0xb8/0x310 fs/jbd2/checkpoint.c:110
2 locks held by syz-executor.1/12092:
 #0: ffff0000c91dcb98 (&sbi->s_writepages_rwsem){.+.+}-{0:0}, at: ext4_writepages+0x80/0xd8 fs/ext4/inode.c:2964
 #1: ffff0000c91df3f8 (&journal->j_checkpoint_mutex){+.+.}-{3:3}, at: __jbd2_log_wait_for_space+0xb8/0x310 fs/jbd2/checkpoint.c:110
2 locks held by syz-executor.4/12368:
 #0: ffff0000c91dcb98 (&sbi->s_writepages_rwsem){.+.+}-{0:0}, at: ext4_writepages+0x80/0xd8 fs/ext4/inode.c:2964
 #1: ffff0000c91df3f8 (&journal->j_checkpoint_mutex){+.+.}-{3:3}, at: __jbd2_log_wait_for_space+0xb8/0x310 fs/jbd2/checkpoint.c:110
2 locks held by syz-executor.1/12643:
 #0: ffff0000c91dcb98 (&sbi->s_writepages_rwsem){.+.+}-{0:0}, at: ext4_writepages+0x80/0xd8 fs/ext4/inode.c:2964
 #1: ffff0000c91df3f8 (&journal->j_checkpoint_mutex){+.+.}-{3:3}, at: __jbd2_log_wait_for_space+0xb8/0x310 fs/jbd2/checkpoint.c:110
2 locks held by syz-executor.4/12712:
 #0: ffff0000c91dcb98 (&sbi->s_writepages_rwsem){.+.+}-{0:0}, at: ext4_writepages+0x80/0xd8 fs/ext4/inode.c:2964
 #1: ffff0000c91df3f8 (&journal->j_checkpoint_mutex){+.+.}-{3:3}, at: __jbd2_log_wait_for_space+0xb8/0x310 fs/jbd2/checkpoint.c:110
2 locks held by syz-executor.4/13168:
 #0: ffff0000c91dcb98 (&sbi->s_writepages_rwsem){.+.+}-{0:0}, at: ext4_writepages+0x80/0xd8 fs/ext4/inode.c:2964
 #1: ffff0000c91df3f8 (&journal->j_checkpoint_mutex){+.+.}-{3:3}, at: __jbd2_log_wait_for_space+0xb8/0x310 fs/jbd2/checkpoint.c:110
2 locks held by syz-executor.5/13172:
 #0: ffff0000c91dcb98 (&sbi->s_writepages_rwsem){.+.+}-{0:0}, at: ext4_writepages+0x80/0xd8 fs/ext4/inode.c:2964
 #1: ffff0000c91df3f8 (&journal->j_checkpoint_mutex){+.+.}-{3:3}, at: __jbd2_log_wait_for_space+0xb8/0x310 fs/jbd2/checkpoint.c:110
2 locks held by syz-executor.3/14090:
 #0: ffff0000c91dcb98 (&sbi->s_writepages_rwsem){.+.+}-{0:0}, at: ext4_writepages+0x80/0xd8 fs/ext4/inode.c:2964
 #1: ffff0000c91df3f8 (&journal->j_checkpoint_mutex){+.+.}-{3:3}, at: __jbd2_log_wait_for_space+0xb8/0x310 fs/jbd2/checkpoint.c:110
2 locks held by syz-executor.3/14213:
 #0: ffff0000c91dcb98 (&sbi->s_writepages_rwsem){.+.+}-{0:0}, at: ext4_writepages+0x80/0xd8 fs/ext4/inode.c:2964
 #1: ffff0000c91df3f8 (&journal->j_checkpoint_mutex){+.+.}-{3:3}, at: __jbd2_log_wait_for_space+0xb8/0x310 fs/jbd2/checkpoint.c:110
2 locks held by syz-executor.1/14330:
 #0: ffff0000c91dcb98 (&sbi->s_writepages_rwsem){.+.+}-{0:0}, at: ext4_writepages+0x80/0xd8 fs/ext4/inode.c:2964
 #1: ffff0000c91df3f8 (&journal->j_checkpoint_mutex){+.+.}-{3:3}, at: __jbd2_log_wait_for_space+0xb8/0x310 fs/jbd2/checkpoint.c:110
2 locks held by syz-executor.1/14683:
 #0: ffff0000c91dcb98 (&sbi->s_writepages_rwsem){.+.+}-{0:0}, at: ext4_writepages+0x80/0xd8 fs/ext4/inode.c:2964
 #1: ffff0000c91df3f8 (&journal->j_checkpoint_mutex){+.+.}-{3:3}, at: __jbd2_log_wait_for_space+0xb8/0x310 fs/jbd2/checkpoint.c:110
2 locks held by syz-executor.1/14926:
 #0: ffff0000c91dcb98 (&sbi->s_writepages_rwsem){.+.+}-{0:0}, at: ext4_writepages+0x80/0xd8 fs/ext4/inode.c:2964
 #1: ffff0000c91df3f8 (&journal->j_checkpoint_mutex){+.+.}-{3:3}, at: __jbd2_log_wait_for_space+0xb8/0x310 fs/jbd2/checkpoint.c:110
2 locks held by syz-executor.1/15367:
 #0: ffff0000c91dcb98 (&sbi->s_writepages_rwsem){.+.+}-{0:0}, at: ext4_writepages+0x80/0xd8 fs/ext4/inode.c:2964
 #1: ffff0000c91df3f8 (&journal->j_checkpoint_mutex){+.+.}-{3:3}, at: __jbd2_log_wait_for_space+0xb8/0x310 fs/jbd2/checkpoint.c:110
2 locks held by syz-executor.1/15918:
 #0: ffff0000c91dcb98 (&sbi->s_writepages_rwsem){.+.+}-{0:0}, at: ext4_writepages+0x80/0xd8 fs/ext4/inode.c:2964
 #1: ffff0000c91df3f8 (&journal->j_checkpoint_mutex){+.+.}-{3:3}, at: __jbd2_log_wait_for_space+0xb8/0x310 fs/jbd2/checkpoint.c:110
2 locks held by syz-executor.5/15930:
 #0: ffff0000c91dcb98 (&sbi->s_writepages_rwsem){.+.+}-{0:0}, at: ext4_writepages+0x80/0xd8 fs/ext4/inode.c:2964
 #1: ffff0000c91df3f8 (&journal->j_checkpoint_mutex){+.+.}-{3:3}, at: __jbd2_log_wait_for_space+0xb8/0x310 fs/jbd2/checkpoint.c:110
2 locks held by syz-executor.5/16640:
 #0: ffff0000c91dcb98 (&sbi->s_writepages_rwsem){.+.+}-{0:0}, at: ext4_writepages+0x80/0xd8 fs/ext4/inode.c:2964
 #1: ffff0000c91df3f8 (&journal->j_checkpoint_mutex){+.+.}-{3:3}, at: __jbd2_log_wait_for_space+0xb8/0x310 fs/jbd2/checkpoint.c:110
2 locks held by syz-executor.0/16650:
 #0: ffff0000c91dcb98 (&sbi->s_writepages_rwsem){.+.+}-{0:0}, at: ext4_writepages+0x80/0xd8 fs/ext4/inode.c:2964
 #1: ffff0000c91df3f8 (&journal->j_checkpoint_mutex){+.+.}-{3:3}, at: __jbd2_log_wait_for_space+0xb8/0x310 fs/jbd2/checkpoint.c:110
2 locks held by syz-executor.5/16679:
 #0: ffff0000c91dcb98 (&sbi->s_writepages_rwsem){.+.+}-{0:0}, at: ext4_writepages+0x80/0xd8 fs/ext4/inode.c:2964
 #1: ffff0000c91df3f8 (&journal->j_checkpoint_mutex){+.+.}-{3:3}, at: __jbd2_log_wait_for_space+0xb8/0x310 fs/jbd2/checkpoint.c:110
2 locks held by syz-executor.0/16731:
 #0: ffff0000c91dcb98 (&sbi->s_writepages_rwsem){.+.+}-{0:0}, at: ext4_writepages+0x80/0xd8 fs/ext4/inode.c:2964
 #1: ffff0000c91df3f8 (&journal->j_checkpoint_mutex){+.+.}-{3:3}, at: __jbd2_log_wait_for_space+0xb8/0x310 fs/jbd2/checkpoint.c:110
2 locks held by syz-executor.3/16760:
 #0: ffff0000c91dcb98 (&sbi->s_writepages_rwsem){.+.+}-{0:0}, at: ext4_writepages+0x80/0xd8 fs/ext4/inode.c:2964
 #1: ffff0000c91df3f8 (&journal->j_checkpoint_mutex){+.+.}-{3:3}, at: __jbd2_log_wait_for_space+0xb8/0x310 fs/jbd2/checkpoint.c:110
2 locks held by syz-executor.5/16842:
2 locks held by syz-executor.3/17244:
 #0: ffff0000c91dcb98 (&sbi->s_writepages_rwsem){.+.+}-{0:0}, at: ext4_writepages+0x80/0xd8 fs/ext4/inode.c:2964
 #1: ffff0000c91df3f8 (&journal->j_checkpoint_mutex){+.+.}-{3:3}, at: __jbd2_log_wait_for_space+0xb8/0x310 fs/jbd2/checkpoint.c:110
2 locks held by syz-executor.0/17249:
 #0: ffff0000c91dcb98 (&sbi->s_writepages_rwsem){.+.+}-{0:0}, at: ext4_writepages+0x80/0xd8 fs/ext4/inode.c:2964
 #1: ffff0000c91df3f8 (&journal->j_checkpoint_mutex){+.+.}-{3:3}, at: __jbd2_log_wait_for_space+0xb8/0x310 fs/jbd2/checkpoint.c:110
2 locks held by syz-executor.0/17510:
 #0: ffff0000c91dcb98 (&sbi->s_writepages_rwsem){.+.+}-{0:0}, at: ext4_writepages+0x80/0xd8 fs/ext4/inode.c:2964
 #1: ffff0000c91df3f8 (&journal->j_checkpoint_mutex){+.+.}-{3:3}, at: __jbd2_log_wait_for_space+0xb8/0x310 fs/jbd2/checkpoint.c:110
2 locks held by syz-executor.3/17520:
 #0: ffff0000c91dcb98 (&sbi->s_writepages_rwsem){.+.+}-{0:0}, at: ext4_writepages+0x80/0xd8 fs/ext4/inode.c:2964
 #1: ffff0000c91df3f8 (&journal->j_checkpoint_mutex){+.+.}-{3:3}, at: __jbd2_log_wait_for_space+0xb8/0x310 fs/jbd2/checkpoint.c:110
2 locks held by syz-executor.5/17526:
 #0: ffff0000c91dcb98 (&sbi->s_writepages_rwsem){.+.+}-{0:0}, at: ext4_writepages+0x80/0xd8 fs/ext4/inode.c:2964
 #1: ffff0000c91df3f8 (&journal->j_checkpoint_mutex){+.+.}-{3:3}, at: __jbd2_log_wait_for_space+0xb8/0x310 fs/jbd2/checkpoint.c:110
1 lock held by syz-executor.4/17546:
 #0: ffff0000c91dcb98 (&sbi->s_writepages_rwsem){.+.+}-{0:0}, at: ext4_writepages+0x80/0xd8 fs/ext4/inode.c:2964
1 lock held by syz-executor.4/17565:
 #0: ffff0000c91dcb98 (&sbi->s_writepages_rwsem){.+.+}-{0:0}, at: ext4_writepages+0x80/0xd8 fs/ext4/inode.c:2964
1 lock held by syz-executor.0/18547:
 #0: ffff0000c91dcb98 (&sbi->s_writepages_rwsem){.+.+}-{0:0}, at: ext4_writepages+0x80/0xd8 fs/ext4/inode.c:2964
1 lock held by syz-executor.0/19324:
 #0: ffff0000c91dcb98 (&sbi->s_writepages_rwsem){.+.+}-{0:0}, at: ext4_writepages+0x80/0xd8 fs/ext4/inode.c:2964
1 lock held by syz-executor.3/21542:
 #0: ffff0000c91dcb98 (&sbi->s_writepages_rwsem){.+.+}-{0:0}, at: ext4_writepages+0x80/0xd8 fs/ext4/inode.c:2964
1 lock held by syz-executor.0/21564:
 #0: ffff0000c91dcb98 (&sbi->s_writepages_rwsem){.+.+}-{0:0}, at: ext4_writepages+0x80/0xd8 fs/ext4/inode.c:2964
1 lock held by syz-executor.5/22033:
 #0: ffff0000c91dcb98 (&sbi->s_writepages_rwsem){.+.+}-{0:0}, at: ext4_writepages+0x80/0xd8 fs/ext4/inode.c:2964
1 lock held by syz-executor.1/22190:
2 locks held by syz-executor.1/22278:
1 lock held by syz-executor.4/22401:
3 locks held by syz-executor.1/22550:
2 locks held by syz-executor.1/22674:
3 locks held by syz-executor.3/22989:
3 locks held by syz-executor.1/23044:
2 locks held by syz-executor.4/23215:
1 lock held by syz-executor.1/23361:
1 lock held by syz-executor.4/23396:
1 lock held by syz-executor.5/23390:

=============================================


Crashes (3):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2023/02/11 09:06 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 2d3827b3f393 93e26d60 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 INFO: task hung in try_to_writeback_inodes_sb
2023/01/29 15:10 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci c62c88e05937 9dfcf09c .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 INFO: task hung in try_to_writeback_inodes_sb
2022/12/27 03:16 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci a5541c0811a0 9da18ae8 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 INFO: task hung in try_to_writeback_inodes_sb
* Struck through repros no longer work on HEAD.