INFO: task kworker/u4:1:23 blocked for more than 140 seconds.
      Not tainted 4.19.0-rc6+ #250
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
kworker/u4:1    D14048    23      2 0x80000000
Workqueue: writeback wb_workfn (flush-8:0)
Call Trace:
 context_switch kernel/sched/core.c:2825 [inline]
 __schedule+0x86c/0x1ed0 kernel/sched/core.c:3473
 schedule+0xfe/0x460 kernel/sched/core.c:3517
 wait_transaction_locked+0x24d/0x310 fs/jbd2/transaction.c:159
 add_transaction_credits+0x538/0xe50 fs/jbd2/transaction.c:187
 start_this_handle+0x41f/0x1250 fs/jbd2/transaction.c:357
 jbd2__journal_start+0x3c9/0xa90 fs/jbd2/transaction.c:439
 __ext4_journal_start_sb+0x1a5/0x5f0 fs/ext4/ext4_jbd2.c:81
 __ext4_journal_start fs/ext4/ext4_jbd2.h:311 [inline]
 ext4_writepages+0x18ba/0x4110 fs/ext4/inode.c:2836
 do_writepages+0x9a/0x1a0 mm/page-writeback.c:2340
 __writeback_single_inode+0x20a/0x1620 fs/fs-writeback.c:1323
 writeback_sb_inodes+0x71f/0x11d0 fs/fs-writeback.c:1587
 __writeback_inodes_wb+0x1b9/0x340 fs/fs-writeback.c:1656
 wb_writeback+0xa73/0xfc0 fs/fs-writeback.c:1765
 wb_check_start_all fs/fs-writeback.c:1889 [inline]
 wb_do_writeback fs/fs-writeback.c:1915 [inline]
 wb_workfn+0xee9/0x1790 fs/fs-writeback.c:1949
 process_one_work+0xc90/0x1b90 kernel/workqueue.c:2153
 worker_thread+0x17f/0x1390 kernel/workqueue.c:2296
 kthread+0x35a/0x420 kernel/kthread.c:246
 ret_from_fork+0x3a/0x50 arch/x86/entry/entry_64.S:413
INFO: task jbd2/sda1-8:3077 blocked for more than 140 seconds.
      Not tainted 4.19.0-rc6+ #250
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
jbd2/sda1-8     D18256  3077      2 0x80000000
Call Trace:
 context_switch kernel/sched/core.c:2825 [inline]
 __schedule+0x86c/0x1ed0 kernel/sched/core.c:3473
 schedule+0xfe/0x460 kernel/sched/core.c:3517
 jbd2_journal_commit_transaction+0xd42/0x89f8 fs/jbd2/commit.c:435
 kjournald2+0x26d/0xb30 fs/jbd2/journal.c:229
 kthread+0x35a/0x420 kernel/kthread.c:246
 ret_from_fork+0x3a/0x50 arch/x86/entry/entry_64.S:413
INFO: task rs:main Q:Reg:5725 blocked for more than 140 seconds.
      Not tainted 4.19.0-rc6+ #250
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
rs:main Q:Reg   D22584  5725      1 0x00000000
Call Trace:
 context_switch kernel/sched/core.c:2825 [inline]
 __schedule+0x86c/0x1ed0 kernel/sched/core.c:3473
 schedule+0xfe/0x460 kernel/sched/core.c:3517
 wait_transaction_locked+0x24d/0x310 fs/jbd2/transaction.c:159
 add_transaction_credits+0x538/0xe50 fs/jbd2/transaction.c:187
 start_this_handle+0x41f/0x1250 fs/jbd2/transaction.c:357
 jbd2__journal_start+0x3c9/0xa90 fs/jbd2/transaction.c:439
 __ext4_journal_start_sb+0x1a5/0x5f0 fs/ext4/ext4_jbd2.c:81
 __ext4_journal_start fs/ext4/ext4_jbd2.h:311 [inline]
 ext4_dirty_inode+0x62/0xc0 fs/ext4/inode.c:6023
 __mark_inode_dirty+0x7c3/0x1510 fs/fs-writeback.c:2129
 generic_update_time+0x26a/0x450 fs/inode.c:1651
 update_time fs/inode.c:1667 [inline]
 file_update_time+0x390/0x640 fs/inode.c:1877
 __generic_file_write_iter+0x1dc/0x630 mm/filemap.c:3214
 ext4_file_write_iter+0x390/0x1420 fs/ext4/file.c:266
 call_write_iter include/linux/fs.h:1808 [inline]
 new_sync_write fs/read_write.c:474 [inline]
 __vfs_write+0x6b8/0x9f0 fs/read_write.c:487
 vfs_write+0x1fc/0x560 fs/read_write.c:549
 ksys_write+0x101/0x260 fs/read_write.c:598
 __do_sys_write fs/read_write.c:610 [inline]
 __se_sys_write fs/read_write.c:607 [inline]
 __x64_sys_write+0x73/0xb0 fs/read_write.c:607
 do_syscall_64+0x1b9/0x820 arch/x86/entry/common.c:290
 entry_SYSCALL_64_after_hwframe+0x49/0xbe
RIP: 0033:0x7f2a12ebf19d
Code: Bad RIP value.
RSP: 002b:00007f2a11460000 EFLAGS: 00000293 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 0000000000000105 RCX: 00007f2a12ebf19d
RDX: 0000000000000105 RSI: 0000000000faca90 RDI: 0000000000000005
RBP: 0000000000faca90 R08: 6c656e72656b2072 R09: 31353220205b203a
R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000000
R13: 00007f2a11460480 R14: 0000000000000002 R15: 0000000000fac890
INFO: task syz-executor0:5851 blocked for more than 140 seconds.
      Not tainted 4.19.0-rc6+ #250
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
syz-executor0   D18984  5851      1 0x00000004
Call Trace:
 context_switch kernel/sched/core.c:2825 [inline]
 __schedule+0x86c/0x1ed0 kernel/sched/core.c:3473
 schedule+0xfe/0x460 kernel/sched/core.c:3517
 jbd2_log_wait_commit+0x312/0x490 fs/jbd2/journal.c:726
 jbd2_journal_stop+0xece/0x15d0 fs/jbd2/transaction.c:1777
 __ext4_journal_stop+0xde/0x1f0 fs/ext4/ext4_jbd2.c:103
 ext4_evict_inode+0xaff/0x1ad0 fs/ext4/inode.c:334
 evict+0x4b9/0x980 fs/inode.c:558
 iput_final fs/inode.c:1547 [inline]
 iput+0x679/0xa90 fs/inode.c:1573
 do_unlinkat+0x733/0xa30 fs/namei.c:4069
 __do_sys_unlink fs/namei.c:4110 [inline]
 __se_sys_unlink fs/namei.c:4108 [inline]
 __x64_sys_unlink+0x42/0x50 fs/namei.c:4108
 do_syscall_64+0x1b9/0x820 arch/x86/entry/common.c:290
 entry_SYSCALL_64_after_hwframe+0x49/0xbe
RIP: 0033:0x4572c7
Code: Bad RIP value.
RSP: 002b:00007ffc2488f098 EFLAGS: 00000246 ORIG_RAX: 0000000000000057
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00000000004572c7
RDX: 00007ffc2488f0b0 RSI: 00007ffc2488f0b0 RDI: 00007ffc2488f140
RBP: 00000000000003a4 R08: 0000000000000000 R09: 000000000000000d
R10: 0000000000000007 R11: 0000000000000246 R12: 00007ffc248901d0
R13: 0000000000bdb940 R14: 0000000000000000 R15: 0000000000000000
INFO: task syz-executor1:5864 blocked for more than 140 seconds.
      Not tainted 4.19.0-rc6+ #250
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
syz-executor1   D18952  5864      1 0x00000004
Call Trace:
 context_switch kernel/sched/core.c:2825 [inline]
 __schedule+0x86c/0x1ed0 kernel/sched/core.c:3473
 schedule+0xfe/0x460 kernel/sched/core.c:3517
 wait_transaction_locked+0x24d/0x310 fs/jbd2/transaction.c:159
 add_transaction_credits+0x538/0xe50 fs/jbd2/transaction.c:187
 start_this_handle+0x41f/0x1250 fs/jbd2/transaction.c:357
 jbd2__journal_start+0x3c9/0xa90 fs/jbd2/transaction.c:439
 __ext4_journal_start_sb+0x1a5/0x5f0 fs/ext4/ext4_jbd2.c:81
 __ext4_journal_start fs/ext4/ext4_jbd2.h:311 [inline]
 ext4_dirty_inode+0x62/0xc0 fs/ext4/inode.c:6023
 __mark_inode_dirty+0x7c3/0x1510 fs/fs-writeback.c:2129
 generic_update_time+0x26a/0x450 fs/inode.c:1651
 update_time fs/inode.c:1667 [inline]
 touch_atime+0x29c/0x320 fs/inode.c:1738
 file_accessed include/linux/fs.h:2107 [inline]
 iterate_dir+0x370/0x5d0 fs/readdir.c:56
 __do_sys_getdents fs/readdir.c:231 [inline]
 __se_sys_getdents fs/readdir.c:212 [inline]
 __x64_sys_getdents+0x29f/0x510 fs/readdir.c:212
 do_syscall_64+0x1b9/0x820 arch/x86/entry/common.c:290
 entry_SYSCALL_64_after_hwframe+0x49/0xbe
RIP: 0033:0x45597b
Code: 8b 44 24 10 48 89 44 24 50 48 8b 4c 24 08 48 89 8c 24 d8 00 00 00 48 8b 94 24 a8 00 00 00 8b 12 89 54 24 08 48 8b 94 24 50 01 <00> 00 48 89 14 24 e8 da df ff ff 48 8b 44 24 10 48 89 04 24 e8 bc
RSP: 002b:00007ffe5d40d690 EFLAGS: 00000206 ORIG_RAX: 000000000000004e
RAX: ffffffffffffffda RBX: 0000000001626970 RCX: 000000000045597b
RDX: 0000000000008000 RSI: 0000000001626970 RDI: 0000000000000003
RBP: 0000000001626970 R08: 0000000000000001 R09: 0000000001625940
R10: 0000000000000000 R11: 0000000000000206 R12: ffffffffffffffd4
R13: 0000000000000016 R14: 0000000000000000 R15: 0000000000000001
INFO: task syz-executor5:6008 blocked for more than 140 seconds.
      Not tainted 4.19.0-rc6+ #250
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
syz-executor5   D18984  6008      1 0x00000004
Call Trace:
 context_switch kernel/sched/core.c:2825 [inline]
 __schedule+0x86c/0x1ed0 kernel/sched/core.c:3473
 schedule+0xfe/0x460 kernel/sched/core.c:3517
 wait_transaction_locked+0x24d/0x310 fs/jbd2/transaction.c:159
 add_transaction_credits+0x538/0xe50 fs/jbd2/transaction.c:187
 start_this_handle+0x41f/0x1250 fs/jbd2/transaction.c:357
 jbd2__journal_start+0x3c9/0xa90 fs/jbd2/transaction.c:439
 __ext4_journal_start_sb+0x1a5/0x5f0 fs/ext4/ext4_jbd2.c:81
 __ext4_journal_start fs/ext4/ext4_jbd2.h:311 [inline]
 ext4_dirty_inode+0x62/0xc0 fs/ext4/inode.c:6023
 __mark_inode_dirty+0x7c3/0x1510 fs/fs-writeback.c:2129
 generic_update_time+0x26a/0x450 fs/inode.c:1651
 update_time fs/inode.c:1667 [inline]
 touch_atime+0x29c/0x320 fs/inode.c:1738
 file_accessed include/linux/fs.h:2107 [inline]
 iterate_dir+0x370/0x5d0 fs/readdir.c:56
 __do_sys_getdents fs/readdir.c:231 [inline]
 __se_sys_getdents fs/readdir.c:212 [inline]
 __x64_sys_getdents+0x29f/0x510 fs/readdir.c:212
 do_syscall_64+0x1b9/0x820 arch/x86/entry/common.c:290
 entry_SYSCALL_64_after_hwframe+0x49/0xbe
RIP: 0033:0x45597b
Code: Bad RIP value.
RSP: 002b:00007ffca154bb60 EFLAGS: 00000206 ORIG_RAX: 000000000000004e
RAX: ffffffffffffffda RBX: 000000000203a970 RCX: 000000000045597b
RDX: 0000000000008000 RSI: 000000000203a970 RDI: 0000000000000003
RBP: 000000000203a970 R08: 0000000000000001 R09: 0000000002039940
R10: 0000000000000000 R11: 0000000000000206 R12: ffffffffffffffd4
R13: 0000000000000016 R14: 0000000000000000 R15: 0000000000000005
INFO: task kworker/u4:5:8717 blocked for more than 140 seconds.
      Not tainted 4.19.0-rc6+ #250
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
kworker/u4:5    D14384  8717      2 0x80000000
Workqueue: writeback wb_workfn (flush-8:0)
Call Trace:
 context_switch kernel/sched/core.c:2825 [inline]
 __schedule+0x86c/0x1ed0 kernel/sched/core.c:3473
 schedule+0xfe/0x460 kernel/sched/core.c:3517
 wait_transaction_locked+0x24d/0x310 fs/jbd2/transaction.c:159
 add_transaction_credits+0x538/0xe50 fs/jbd2/transaction.c:187
 start_this_handle+0x41f/0x1250 fs/jbd2/transaction.c:357
 jbd2__journal_start+0x3c9/0xa90 fs/jbd2/transaction.c:439
 __ext4_journal_start_sb+0x1a5/0x5f0 fs/ext4/ext4_jbd2.c:81
 __ext4_journal_start fs/ext4/ext4_jbd2.h:311 [inline]
 ext4_writepages+0x18ba/0x4110 fs/ext4/inode.c:2836
 do_writepages+0x9a/0x1a0 mm/page-writeback.c:2340
 __writeback_single_inode+0x20a/0x1620 fs/fs-writeback.c:1323
 writeback_sb_inodes+0x71f/0x11d0 fs/fs-writeback.c:1587
 __writeback_inodes_wb+0x1b9/0x340 fs/fs-writeback.c:1656
 wb_writeback+0xa73/0xfc0 fs/fs-writeback.c:1765
 wb_check_start_all fs/fs-writeback.c:1889 [inline]
 wb_do_writeback fs/fs-writeback.c:1915 [inline]
 wb_workfn+0xee9/0x1790 fs/fs-writeback.c:1949
 process_one_work+0xc90/0x1b90 kernel/workqueue.c:2153
 worker_thread+0x17f/0x1390 kernel/workqueue.c:2296
 kthread+0x35a/0x420 kernel/kthread.c:246
 ret_from_fork+0x3a/0x50 arch/x86/entry/entry_64.S:413
INFO: task syz-executor3:16223 blocked for more than 140 seconds.
      Not tainted 4.19.0-rc6+ #250
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
syz-executor3   D22928 16223  13528 0x00000004
Call Trace:
 context_switch kernel/sched/core.c:2825 [inline]
 __schedule+0x86c/0x1ed0 kernel/sched/core.c:3473
 schedule+0xfe/0x460 kernel/sched/core.c:3517
 wait_transaction_locked+0x24d/0x310 fs/jbd2/transaction.c:159
 add_transaction_credits+0x538/0xe50 fs/jbd2/transaction.c:187
 start_this_handle+0x41f/0x1250 fs/jbd2/transaction.c:357
 jbd2__journal_start+0x3c9/0xa90 fs/jbd2/transaction.c:439
 __ext4_journal_start_sb+0x1a5/0x5f0 fs/ext4/ext4_jbd2.c:81
 __ext4_journal_start fs/ext4/ext4_jbd2.h:311 [inline]
 ext4_dirty_inode+0x62/0xc0 fs/ext4/inode.c:6023
 __mark_inode_dirty+0x7c3/0x1510 fs/fs-writeback.c:2129
 generic_update_time+0x26a/0x450 fs/inode.c:1651
 update_time fs/inode.c:1667 [inline]
 file_update_time+0x390/0x640 fs/inode.c:1877
 ext4_page_mkwrite+0x1fe/0x14a0 fs/ext4/inode.c:6171
 do_page_mkwrite+0x14e/0x660 mm/memory.c:2388
 do_shared_fault mm/memory.c:3717 [inline]
 do_fault mm/memory.c:3756 [inline]
 handle_pte_fault mm/memory.c:3983 [inline]
 __handle_mm_fault+0x35ca/0x53e0 mm/memory.c:4107
 handle_mm_fault+0x54f/0xc70 mm/memory.c:4144
 __do_page_fault+0x67d/0xed0 arch/x86/mm/fault.c:1395
 do_page_fault+0xf2/0x7e0 arch/x86/mm/fault.c:1470
 page_fault+0x1e/0x30 arch/x86/entry/entry_64.S:1161
RIP: 0033:0x4016a7
Code: 00 00 00 48 83 ec 08 48 8b 15 a5 e9 63 00 48 8b 05 96 e9 63 00 48 39 d0 48 8d 8a 00 00 00 01 72 17 48 39 c8 73 12 48 8d 50 04 <89> 38 48 89 15 78 e9 63 00 48 83 c4 08 c3 48 89 c6 bf f8 56 4c 00
RSP: 002b:00007ffd89db4490 EFLAGS: 00010287
RAX: 0000001b31022000 RBX: 000000001cfd6bcc RCX: 0000001b32020000
RDX: 0000001b31022004 RSI: 000000000000100d RDI: fffffffff9f6d00d
RBP: 0000000000000286 R08: 00000000f9f6d00d R09: 00000000f9f6d011
R10: 00007ffd89db4600 R11: 0000000000000246 R12: 000000000072bf00
R13: 0000000080000000 R14: 00007f4be2157008 R15: 0000000000006429
INFO: task syz-executor2:16230 blocked for more than 140 seconds.
      Not tainted 4.19.0-rc6+ #250
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
syz-executor2   D17064 16230   5886 0x00000004
Call Trace:
 context_switch kernel/sched/core.c:2825 [inline]
 __schedule+0x86c/0x1ed0 kernel/sched/core.c:3473
 schedule+0xfe/0x460 kernel/sched/core.c:3517
 wait_transaction_locked+0x24d/0x310 fs/jbd2/transaction.c:159
 add_transaction_credits+0x538/0xe50 fs/jbd2/transaction.c:187
 start_this_handle+0x41f/0x1250 fs/jbd2/transaction.c:357
 jbd2__journal_start+0x3c9/0xa90 fs/jbd2/transaction.c:439
 __ext4_journal_start_sb+0x1a5/0x5f0 fs/ext4/ext4_jbd2.c:81
 __ext4_journal_start fs/ext4/ext4_jbd2.h:311 [inline]
 ext4_dirty_inode+0x62/0xc0 fs/ext4/inode.c:6023
 __mark_inode_dirty+0x7c3/0x1510 fs/fs-writeback.c:2129
 generic_update_time+0x26a/0x450 fs/inode.c:1651
 update_time fs/inode.c:1667 [inline]
 file_update_time+0x390/0x640 fs/inode.c:1877
 ext4_page_mkwrite+0x1fe/0x14a0 fs/ext4/inode.c:6171
 do_page_mkwrite+0x14e/0x660 mm/memory.c:2388
 wp_page_shared mm/memory.c:2684 [inline]
 do_wp_page+0xd29/0x1390 mm/memory.c:2784
 handle_pte_fault mm/memory.c:3999 [inline]
 __handle_mm_fault+0x2c60/0x53e0 mm/memory.c:4107
 handle_mm_fault+0x54f/0xc70 mm/memory.c:4144
 __do_page_fault+0x67d/0xed0 arch/x86/mm/fault.c:1395
 do_page_fault+0xf2/0x7e0 arch/x86/mm/fault.c:1470
 page_fault+0x1e/0x30 arch/x86/entry/entry_64.S:1161
RIP: 0033:0x4016a7
Code: 00 00 00 48 83 ec 08 48 8b 15 a5 e9 63 00 48 8b 05 96 e9 63 00 48 39 d0 48 8d 8a 00 00 00 01 72 17 48 39 c8 73 12 48 8d 50 04 <89> 38 48 89 15 78 e9 63 00 48 83 c4 08 c3 48 89 c6 bf f8 56 4c 00
RSP: 002b:00007ffdd6b146e0 EFLAGS: 00010287
RAX: 0000001b33225088 RBX: 0000000000000003 RCX: 0000001b34220000
RDX: 0000001b3322508c RSI: 0000000000000001 RDI: 0000000000000009
RBP: 0000000000000058 R08: 0000000000000000 R09: 0000000000000000
R10: 00007ffdd6b14820 R11: 0000000000000246 R12: 000000000072bfac
R13: 00000000000003e8 R14: 000000000072bfa0 R15: 000000000003cad5
INFO: task syz-executor4:16236 blocked for more than 140 seconds.
      Not tainted 4.19.0-rc6+ #250
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
syz-executor4   D21784 16236   5965 0x00000004
Call Trace:
 context_switch kernel/sched/core.c:2825 [inline]
 __schedule+0x86c/0x1ed0 kernel/sched/core.c:3473
 schedule+0xfe/0x460 kernel/sched/core.c:3517
 wait_transaction_locked+0x24d/0x310 fs/jbd2/transaction.c:159
 add_transaction_credits+0x538/0xe50 fs/jbd2/transaction.c:187
 start_this_handle+0x41f/0x1250 fs/jbd2/transaction.c:357
 jbd2__journal_start+0x3c9/0xa90 fs/jbd2/transaction.c:439
 __ext4_journal_start_sb+0x1a5/0x5f0 fs/ext4/ext4_jbd2.c:81
 __ext4_new_inode+0x3898/0x65b0 fs/ext4/ialloc.c:928