INFO: task hung in jbd2_journal_commit_transaction

Status: premoderation: reported C repro on 2026/07/31 15:32
Bug presence: origin:upstream
[Documentation on labels]
Reported-by: syzbot+8e0afc1746ad11c3a57c@syzkaller.appspotmail.com
First crash: 49d, last: 19h30m
▶ ▼ Bug presence (2)
Date Name Commit Repro Result
2026/08/31 lts (merge base) ff43460784b7 C [report] INFO: task hung in do_get_write_access
2026/08/31 upstream (ToT) cee9395acd80 C [report] INFO: task hung in do_get_write_access
▶ ▼ Similar bugs (13)
Kernel Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Patched Status
upstream INFO: task hung in jbd2_journal_commit_transaction (2) ext4 1 1 2018d 2018d 0/29 auto-closed as invalid on 2021/06/09 10:13
linux-6.6 INFO: task hung in jbd2_journal_commit_transaction (2) 1 118 1d16h 44d 0/2 upstream: reported on 2026/08/05 22:06
android-44 INFO: task hung in jbd2_journal_commit_transaction 1 syz, C 6 3003d 2716d 0/2 public: reported C repro on 2019/04/13 00:00
android-49 INFO: task hung in jbd2_journal_commit_transaction 1 5 2910d 3055d 0/3 auto-closed as invalid on 2019/03/29 12:13
upstream INFO: task hung in jbd2_journal_commit_transaction (5) ext4 prio:low 1 syz, C error error 2969 8h21m 857d 0/29 upstream: reported C repro on 2024/05/15 03:54
linux-6.1 INFO: task hung in jbd2_journal_commit_transaction 1 1 1206d 1206d 0/3 auto-obsoleted due to no activity on 2023/09/09 09:50
linux-5.15 INFO: task hung in jbd2_journal_commit_transaction 1 63 8d19h 45d 0/3 upstream: reported on 2026/08/05 05:38
linux-6.1 INFO: task hung in jbd2_journal_commit_transaction (2) origin:lts-only 1 syz inconclusive 73 3d04h 434d 0/3 upstream: reported syz repro on 2025/07/11 16:44
upstream INFO: task hung in jbd2_journal_commit_transaction (4) ext4 1 7 1149d 1297d 0/29 auto-obsoleted due to no activity on 2023/10/25 18:13
upstream INFO: task hung in jbd2_journal_commit_transaction (3) ext4 1 syz, C error error 24 1451d 1735d 0/29 auto-obsoleted due to no activity on 2023/01/27 09:20
upstream INFO: task hung in jbd2_journal_commit_transaction ext4 1 syz, C 52 2897d 2916d 0/29 closed as dup on 2018/10/02 14:53
linux-6.6 INFO: task hung in jbd2_journal_commit_transaction 1 2 348d 435d 0/2 auto-obsoleted due to no activity on 2026/01/13 11:32
android-414 INFO: task hung in jbd2_journal_commit_transaction 1 syz, C 31 2902d 2718d 0/1 public: reported C repro on 2019/04/11 00:00

Sample crash report:
INFO: task jbd2/sda1-8:73 blocked for more than 122 seconds.
      Not tainted syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:jbd2/sda1-8     state:D stack:0     pid:73    tgid:73    ppid:2      flags:0x00004000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:6063 [inline]
 __schedule+0x1496/0x20b0 kernel/sched/core.c:7883
 __schedule_loop kernel/sched/core.c:7960 [inline]
 schedule+0xc5/0x240 kernel/sched/core.c:7975
 io_schedule+0x85/0x150 kernel/sched/core.c:8790
 bit_wait_io+0x17/0xd0 kernel/sched/wait_bit.c:209
 __wait_on_bit+0xb6/0x2e0 kernel/sched/wait_bit.c:49
 out_of_line_wait_on_bit+0x139/0x190 kernel/sched/wait_bit.c:64
 wait_on_bit_io include/linux/wait_bit.h:101 [inline]
 __wait_on_buffer+0x5a/0x70 fs/buffer.c:123
 wait_on_buffer include/linux/buffer_head.h:422 [inline]
 jbd2_journal_commit_transaction+0x2dba/0x5510 fs/jbd2/commit.c:814
 kjournald2+0x386/0x6a0 fs/jbd2/journal.c:201
 kthread+0x2c4/0x360 kernel/kthread.c:389
 ret_from_fork+0x64/0xa0 arch/x86/kernel/process.c:153
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244
 </TASK>
INFO: task kworker/u8:4:397 blocked for more than 123 seconds.
      Not tainted syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:kworker/u8:4    state:D stack:0     pid:397   tgid:397   ppid:2      flags:0x00004000
Workqueue: writeback wb_workfn (flush-8:0)
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:6063 [inline]
 __schedule+0x1496/0x20b0 kernel/sched/core.c:7883
 __schedule_loop kernel/sched/core.c:7960 [inline]
 schedule+0xc5/0x240 kernel/sched/core.c:7975
 io_schedule+0x85/0x150 kernel/sched/core.c:8790
 bit_wait_io+0x17/0xd0 kernel/sched/wait_bit.c:209
 __wait_on_bit+0xb6/0x2e0 kernel/sched/wait_bit.c:49
 out_of_line_wait_on_bit+0x139/0x190 kernel/sched/wait_bit.c:64
 wait_on_bit_io include/linux/wait_bit.h:101 [inline]
 do_get_write_access+0x558/0xd70 fs/jbd2/transaction.c:1096
 jbd2_journal_get_write_access+0x268/0x3d0 fs/jbd2/transaction.c:1245
 __ext4_journal_get_write_access+0x1b6/0x6a0 fs/ext4/ext4_jbd2.c:239
 ext4_mb_mark_context+0x393/0xee0 fs/ext4/mballoc.c:4107
 ext4_mb_mark_diskspace_used+0x3aa/0x830 fs/ext4/mballoc.c:4223
 ext4_mb_new_blocks+0x840/0x36c0 fs/ext4/mballoc.c:6318
 ext4_ext_map_blocks+0x14d9/0x6080 fs/ext4/extents.c:4437
 ext4_map_create_blocks fs/ext4/inode.c:520 [inline]
 ext4_map_blocks+0x873/0x17f0 fs/ext4/inode.c:706
 mpage_map_one_extent fs/ext4/inode.c:2222 [inline]
 mpage_map_and_submit_extent fs/ext4/inode.c:2275 [inline]
 ext4_do_writepages+0x1c4a/0x39f0 fs/ext4/inode.c:2738
 ext4_writepages+0x28c/0x550 fs/ext4/inode.c:2827
 do_writepages+0x3d7/0x7f0 mm/page-writeback.c:2690
 __writeback_single_inode+0xc8/0xba0 fs/fs-writeback.c:1674
 writeback_sb_inodes+0x6a5/0xfb0 fs/fs-writeback.c:1970
 __writeback_inodes_wb+0x129/0x280 fs/fs-writeback.c:2041
 wb_writeback+0x3bb/0x850 fs/fs-writeback.c:2152
 wb_check_old_data_flush fs/fs-writeback.c:2256 [inline]
 wb_do_writeback fs/fs-writeback.c:2309 [inline]
 wb_workfn+0xa03/0xef0 fs/fs-writeback.c:2337
 process_one_work kernel/workqueue.c:3273 [inline]
 process_scheduled_works+0x7f4/0x1060 kernel/workqueue.c:3354
 worker_thread+0xc99/0x13f0 kernel/workqueue.c:3435
 kthread+0x2c4/0x360 kernel/kthread.c:389
 ret_from_fork+0x64/0xa0 arch/x86/kernel/process.c:153
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244
 </TASK>
INFO: task syz.2.419:1208 blocked for more than 123 seconds.
      Not tainted syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz.2.419       state:D stack:0     pid:1208  tgid:1208  ppid:383    flags:0x00000004
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:6063 [inline]
 __schedule+0x1496/0x20b0 kernel/sched/core.c:7883
 __schedule_loop kernel/sched/core.c:7960 [inline]
 schedule+0xc5/0x240 kernel/sched/core.c:7975
 io_schedule+0x85/0x150 kernel/sched/core.c:8790
 bit_wait_io+0x17/0xd0 kernel/sched/wait_bit.c:209
 __wait_on_bit+0xb6/0x2e0 kernel/sched/wait_bit.c:49
 out_of_line_wait_on_bit+0x139/0x190 kernel/sched/wait_bit.c:64
 wait_on_bit_io include/linux/wait_bit.h:101 [inline]
 do_get_write_access+0x558/0xd70 fs/jbd2/transaction.c:1096
 jbd2_journal_get_write_access+0x268/0x3d0 fs/jbd2/transaction.c:1245
 __ext4_journal_get_write_access+0x1b6/0x6a0 fs/ext4/ext4_jbd2.c:239
 ext4_reserve_inode_write+0x1f6/0x2e0 fs/ext4/inode.c:5892
 __ext4_mark_inode_dirty+0xac/0x5e0 fs/ext4/inode.c:6066
 ext4_dirty_inode+0xc9/0x110 fs/ext4/inode.c:6103
 __mark_inode_dirty+0x251/0xc50 fs/fs-writeback.c:2515
 generic_update_time fs/inode.c:2056 [inline]
 inode_update_time fs/inode.c:2069 [inline]
 __file_update_time fs/inode.c:2258 [inline]
 file_update_time+0x1d3/0x210 fs/inode.c:2288
 ext4_page_mkwrite+0x2bf/0x1120 fs/ext4/inode.c:6221
 do_page_mkwrite mm/memory.c:3263 [inline]
 do_shared_fault mm/memory.c:5537 [inline]
 do_fault mm/memory.c:5599 [inline]
 do_pte_missing+0x12c1/0x4440 mm/memory.c:4069
 handle_pte_fault mm/memory.c:5940 [inline]
 __handle_mm_fault mm/memory.c:6083 [inline]
 handle_mm_fault+0x1189/0x1ba0 mm/memory.c:6251
 do_user_addr_fault+0x951/0x1230 arch/x86/mm/fault.c:1336
 handle_page_fault arch/x86/mm/fault.c:1479 [inline]
 exc_page_fault+0x58/0xc0 arch/x86/mm/fault.c:1534
 asm_exc_page_fault+0x2b/0x30 arch/x86/include/asm/idtentry.h:623
RIP: 0033:0x7fbc21066871
RSP: 002b:00007fff73c11b60 EFLAGS: 00010202
RAX: 0000001b34864000 RBX: 0000000000000000 RCX: 000000000003fde8
RDX: 0000001b34863fff RSI: 0000000000000008 RDI: 00007fbc21f55720
RBP: 00007fbc21f55720 R08: 0000000000000000 R09: 00007fbc21426038
R10: 00007fbc21f55700 R11: 0000000000000000 R12: 0000000000000000
R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
 </TASK>
INFO: task syz.3.424:1213 blocked for more than 124 seconds.
      Not tainted syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz.3.424       state:D stack:0     pid:1213  tgid:1213  ppid:384    flags:0x00000004
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:6063 [inline]
 __schedule+0x1496/0x20b0 kernel/sched/core.c:7883
 __schedule_loop kernel/sched/core.c:7960 [inline]
 schedule+0xc5/0x240 kernel/sched/core.c:7975
 io_schedule+0x85/0x150 kernel/sched/core.c:8790
 bit_wait_io+0x17/0xd0 kernel/sched/wait_bit.c:209
 __wait_on_bit+0xb6/0x2e0 kernel/sched/wait_bit.c:49
 out_of_line_wait_on_bit+0x139/0x190 kernel/sched/wait_bit.c:64
 wait_on_bit_io include/linux/wait_bit.h:101 [inline]
 do_get_write_access+0x558/0xd70 fs/jbd2/transaction.c:1096
 jbd2_journal_get_write_access+0x268/0x3d0 fs/jbd2/transaction.c:1245
 __ext4_journal_get_write_access+0x1b6/0x6a0 fs/ext4/ext4_jbd2.c:239
 ext4_reserve_inode_write+0x1f6/0x2e0 fs/ext4/inode.c:5892
 __ext4_mark_inode_dirty+0xac/0x5e0 fs/ext4/inode.c:6066
 ext4_dirty_inode+0xc9/0x110 fs/ext4/inode.c:6103
 __mark_inode_dirty+0x251/0xc50 fs/fs-writeback.c:2515
 generic_update_time fs/inode.c:2056 [inline]
 inode_update_time fs/inode.c:2069 [inline]
 __file_update_time fs/inode.c:2258 [inline]
 file_update_time+0x1d3/0x210 fs/inode.c:2288
 ext4_page_mkwrite+0x2bf/0x1120 fs/ext4/inode.c:6221
 do_page_mkwrite mm/memory.c:3263 [inline]
 do_shared_fault mm/memory.c:5537 [inline]
 do_fault mm/memory.c:5599 [inline]
 do_pte_missing+0x12c1/0x4440 mm/memory.c:4069
 handle_pte_fault mm/memory.c:5940 [inline]
 __handle_mm_fault mm/memory.c:6083 [inline]
 handle_mm_fault+0x1189/0x1ba0 mm/memory.c:6251
 do_user_addr_fault+0x951/0x1230 arch/x86/mm/fault.c:1336
 handle_page_fault arch/x86/mm/fault.c:1479 [inline]
 exc_page_fault+0x58/0xc0 arch/x86/mm/fault.c:1534
 asm_exc_page_fault+0x2b/0x30 arch/x86/include/asm/idtentry.h:623
RIP: 0033:0x7fda9426baa3
RSP: 002b:00007ffdf1cca830 EFLAGS: 00010246
RAX: 000000000003fde8 RBX: 0000000000000000 RCX: 0000000000000000
RDX: 0000001b34a24000 RSI: 0000000000040000 RDI: 00007fda945e0708
RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
R13: 0000000000000000 R14: 0000000000000000 R15: 00007ffdf1ccaac0
 </TASK>
INFO: task syz.4.423:1214 blocked for more than 124 seconds.
      Not tainted syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz.4.423       state:D stack:0     pid:1214  tgid:1214  ppid:378    flags:0x00000004
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:6063 [inline]
 __schedule+0x1496/0x20b0 kernel/sched/core.c:7883
 __schedule_loop kernel/sched/core.c:7960 [inline]
 schedule+0xc5/0x240 kernel/sched/core.c:7975
 io_schedule+0x85/0x150 kernel/sched/core.c:8790
 bit_wait_io+0x17/0xd0 kernel/sched/wait_bit.c:209
 __wait_on_bit+0xb6/0x2e0 kernel/sched/wait_bit.c:49
 out_of_line_wait_on_bit+0x139/0x190 kernel/sched/wait_bit.c:64
 wait_on_bit_io include/linux/wait_bit.h:101 [inline]
 do_get_write_access+0x558/0xd70 fs/jbd2/transaction.c:1096
 jbd2_journal_get_write_access+0x268/0x3d0 fs/jbd2/transaction.c:1245
 __ext4_journal_get_write_access+0x1b6/0x6a0 fs/ext4/ext4_jbd2.c:239
 ext4_reserve_inode_write+0x1f6/0x2e0 fs/ext4/inode.c:5892
 __ext4_mark_inode_dirty+0xac/0x5e0 fs/ext4/inode.c:6066
 ext4_dirty_inode+0xc9/0x110 fs/ext4/inode.c:6103
 __mark_inode_dirty+0x251/0xc50 fs/fs-writeback.c:2515
 generic_update_time fs/inode.c:2056 [inline]
 inode_update_time fs/inode.c:2069 [inline]
 __file_update_time fs/inode.c:2258 [inline]
 file_update_time+0x1d3/0x210 fs/inode.c:2288
 ext4_page_mkwrite+0x2bf/0x1120 fs/ext4/inode.c:6221
 do_page_mkwrite mm/memory.c:3263 [inline]
 do_shared_fault mm/memory.c:5537 [inline]
 do_fault mm/memory.c:5599 [inline]
 do_pte_missing+0x12c1/0x4440 mm/memory.c:4069
 handle_pte_fault mm/memory.c:5940 [inline]
 __handle_mm_fault mm/memory.c:6083 [inline]
 handle_mm_fault+0x1189/0x1ba0 mm/memory.c:6251
 do_user_addr_fault+0x951/0x1230 arch/x86/mm/fault.c:1336
 handle_page_fault arch/x86/mm/fault.c:1479 [inline]
 exc_page_fault+0x58/0xc0 arch/x86/mm/fault.c:1534
 asm_exc_page_fault+0x2b/0x30 arch/x86/include/asm/idtentry.h:623
RIP: 0033:0x7f114c26baa3
RSP: 002b:00007ffd9acdb7a0 EFLAGS: 00010246
RAX: 000000000003fde8 RBX: 0000000000000000 RCX: 0000000000000000
RDX: 0000001b34524000 RSI: 0000000000040000 RDI: 00007f114c5e0708
RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
R13: 0000000000000000 R14: 0000000000000000 R15: 00007ffd9acdba30
 </TASK>
INFO: task syz.5.425:1215 blocked for more than 124 seconds.
      Not tainted syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz.5.425       state:D stack:0     pid:1215  tgid:1215  ppid:381    flags:0x00000004
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:6063 [inline]
 __schedule+0x1496/0x20b0 kernel/sched/core.c:7883
 __schedule_loop kernel/sched/core.c:7960 [inline]
 schedule+0xc5/0x240 kernel/sched/core.c:7975
 io_schedule+0x85/0x150 kernel/sched/core.c:8790
 bit_wait_io+0x17/0xd0 kernel/sched/wait_bit.c:209
 __wait_on_bit+0xb6/0x2e0 kernel/sched/wait_bit.c:49
 out_of_line_wait_on_bit+0x139/0x190 kernel/sched/wait_bit.c:64
 wait_on_bit_io include/linux/wait_bit.h:101 [inline]
 do_get_write_access+0x558/0xd70 fs/jbd2/transaction.c:1096
 jbd2_journal_get_write_access+0x268/0x3d0 fs/jbd2/transaction.c:1245
 __ext4_journal_get_write_access+0x1b6/0x6a0 fs/ext4/ext4_jbd2.c:239
 ext4_reserve_inode_write+0x1f6/0x2e0 fs/ext4/inode.c:5892
 __ext4_mark_inode_dirty+0xac/0x5e0 fs/ext4/inode.c:6066
 ext4_dirty_inode+0xc9/0x110 fs/ext4/inode.c:6103
 __mark_inode_dirty+0x251/0xc50 fs/fs-writeback.c:2515
 generic_update_time fs/inode.c:2056 [inline]
 inode_update_time fs/inode.c:2069 [inline]
 __file_update_time fs/inode.c:2258 [inline]
 file_update_time+0x1d3/0x210 fs/inode.c:2288
 ext4_page_mkwrite+0x2bf/0x1120 fs/ext4/inode.c:6221
 do_page_mkwrite mm/memory.c:3263 [inline]
 do_shared_fault mm/memory.c:5537 [inline]
 do_fault mm/memory.c:5599 [inline]
 do_pte_missing+0x12c1/0x4440 mm/memory.c:4069
 handle_pte_fault mm/memory.c:5940 [inline]
 __handle_mm_fault mm/memory.c:6083 [inline]
 handle_mm_fault+0x1189/0x1ba0 mm/memory.c:6251
 do_user_addr_fault+0x951/0x1230 arch/x86/mm/fault.c:1336
 handle_page_fault arch/x86/mm/fault.c:1479 [inline]
 exc_page_fault+0x58/0xc0 arch/x86/mm/fault.c:1534
 asm_exc_page_fault+0x2b/0x30 arch/x86/include/asm/idtentry.h:623
RIP: 0033:0x7f899e86baa3
RSP: 002b:00007ffd4a5a4f90 EFLAGS: 00010246
RAX: 000000000003fde8 RBX: 0000000000000000 RCX: 0000000000000000
RDX: 0000001b34724000 RSI: 0000000000040000 RDI: 00007f899ebe0708
RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
R13: 0000000000000000 R14: 0000000000000000 R15: 00007ffd4a5a5220
 </TASK>
NMI backtrace for cpu 0
CPU: 0 UID: 0 PID: 37 Comm: khungtaskd Not tainted syzkaller #0 249ace596eef83e7ab94f4ef92c49a820648daf1
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
Call Trace:
 <TASK>
 __dump_stack+0x21/0x30 lib/dump_stack.c:94
 dump_stack_lvl+0x140/0x1c0 lib/dump_stack.c:120
 dump_stack+0x19/0x20 lib/dump_stack.c:129
 nmi_cpu_backtrace+0x2ba/0x2d0 lib/nmi_backtrace.c:114
 nmi_trigger_cpumask_backtrace+0x142/0x2c0 lib/nmi_backtrace.c:63
 arch_trigger_cpumask_backtrace+0x14/0x20 arch/x86/kernel/apic/hw_nmi.c:41
 cpumask_backtrace+0x1f/0x30 lib/nmi_backtrace.c:127
 trigger_all_cpu_backtrace include/linux/nmi.h:160 [inline]
 check_hung_uninterruptible_tasks kernel/hung_task.c:267 [inline]
 watchdog+0xe45/0xf90 kernel/hung_task.c:423
 kthread+0x2c4/0x360 kernel/kthread.c:389
 ret_from_fork+0x64/0xa0 arch/x86/kernel/process.c:153
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244
 </TASK>
Sending NMI from CPU 0 to CPUs 1:
NMI backtrace for cpu 1
CPU: 1 UID: 0 PID: 0 Comm: swapper/1 Not tainted syzkaller #0 249ace596eef83e7ab94f4ef92c49a820648daf1
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
RIP: 0010:pv_native_safe_halt+0x13/0x20 arch/x86/kernel/paravirt.c:116
Code: cc cc cc cc cc cc cc b8 29 d9 e2 78 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa 66 90 0f 00 2d c3 07 42 00 55 48 89 e5 fb f4 <5d> c3 cc cc cc cc cc cc cc cc cc cc cc b8 00 00 00 00 90 90 90 90
RSP: 0018:ffffc900001a7e00 EFLAGS: 000002c2
RAX: ffff8881f6f00000 RBX: ffff888103668000 RCX: ffffffff85a5553d
RDX: 0000000000000001 RSI: 0000000000000004 RDI: 00000000000292a4
RBP: ffffc900001a7e00 R08: ffff8881f6f395eb R09: 1ffff1103ede72bd
R10: dffffc0000000000 R11: ffffed103ede72be R12: 0000000000000000
R13: 1ffff110206cd000 R14: dffffc0000000000 R15: ffffffff87ece328
FS:  0000000000000000(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f191f174080 CR3: 000000010cf66000 CR4: 00000000003526b0
Call Trace:
 <TASK>
 arch_safe_halt arch/x86/include/asm/paravirt.h:-1 [inline]
 default_idle+0x17/0x30 arch/x86/kernel/process.c:754
 arch_cpu_idle+0xd/0x20 arch/x86/kernel/process.c:791
 default_idle_call+0x3e/0x80 kernel/sched/idle.c:117
 cpuidle_idle_call kernel/sched/idle.c:193 [inline]
 do_idle+0x1df/0x570 kernel/sched/idle.c:346
 cpu_startup_entry+0x47/0x60 kernel/sched/idle.c:445
 start_secondary+0x12e/0x140 arch/x86/kernel/smpboot.c:314
 common_startup_64+0x13b/0x157
 </TASK>

Crashes (70):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2026/09/18 12:09 android16-6.12 17176090d7cd 853b104b .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci2-android-6-12-rust INFO: task hung in jbd2_journal_commit_transaction
2026/09/18 03:50 android16-6.12 e79b240621d0 8d7d05f1 .config strace log report syz / log C [disk image] [vmlinux] [kernel image] ci2-android-6-12-rust INFO: task hung in jbd2_journal_commit_transaction
2026/09/17 02:47 android16-6.12 09f57006a67d 95928915 .config strace log report syz / log C [disk image] [vmlinux] [kernel image] ci2-android-6-12-rust INFO: task hung in jbd2_journal_commit_transaction
2026/09/13 10:32 android16-6.12 8eff909dd82d 70a60e12 .config strace log report syz / log C [disk image] [vmlinux] [kernel image] ci2-android-6-12-rust INFO: task hung in jbd2_journal_commit_transaction
2026/09/12 21:39 android16-6.12 8eff909dd82d 70a60e12 .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci2-android-6-12-rust INFO: task hung in jbd2_journal_commit_transaction
2026/09/07 20:53 android16-6.12 e0485c4d49da 680aa3e1 .config strace log report syz / log C [disk image] [vmlinux] [kernel image] ci2-android-6-12-rust INFO: task hung in jbd2_journal_commit_transaction
2026/09/07 19:06 android16-6.12 e0485c4d49da 680aa3e1 .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci2-android-6-12-rust INFO: task hung in jbd2_journal_commit_transaction
2026/09/05 17:43 android16-6.12 4e585dd7f3b7 4f7b22a0 .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci2-android-6-12-rust INFO: task hung in jbd2_journal_commit_transaction
2026/09/05 10:43 android16-6.12 4e585dd7f3b7 4f7b22a0 .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci2-android-6-12-rust INFO: task hung in jbd2_journal_commit_transaction
2026/09/03 06:24 android16-6.12 8473ff8a565c 6a988719 .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci2-android-6-12-rust INFO: task hung in jbd2_journal_commit_transaction
2026/09/02 11:27 android16-6.12 97fb1ec747d3 587f6b29 .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci2-android-6-12-rust INFO: task hung in jbd2_journal_commit_transaction
2026/08/27 22:06 android16-6.12 50e8de680435 69a01293 .config strace log report syz / log C [disk image] [vmlinux] [kernel image] ci2-android-6-12-rust INFO: task hung in jbd2_journal_commit_transaction
2026/08/26 09:50 android16-6.12 b6d34a1fb26b 6a91adb4 .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci2-android-6-12-rust INFO: task hung in jbd2_journal_commit_transaction
2026/08/26 05:26 android16-6.12 b6d34a1fb26b 6a91adb4 .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci2-android-6-12-rust INFO: task hung in jbd2_journal_commit_transaction
2026/08/25 09:52 android16-6.12 7f32621dc7d3 614e416a .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci2-android-6-12-rust INFO: task hung in jbd2_journal_commit_transaction
2026/08/25 05:10 android16-6.12 7f32621dc7d3 614e416a .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci2-android-6-12-rust INFO: task hung in jbd2_journal_commit_transaction
2026/08/24 22:30 android16-6.12 7f32621dc7d3 b55bd4c3 .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci2-android-6-12-rust INFO: task hung in jbd2_journal_commit_transaction
2026/08/24 02:15 android16-6.12 e8c85685a629 1e72964b .config strace log report syz / log C [disk image] [vmlinux] [kernel image] ci2-android-6-12-rust INFO: task hung in jbd2_journal_commit_transaction
2026/08/23 21:47 android16-6.12 e8c85685a629 1e72964b .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci2-android-6-12-rust INFO: task hung in jbd2_journal_commit_transaction
2026/08/23 18:30 android16-6.12 e8c85685a629 1e72964b .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci2-android-6-12-rust INFO: task hung in jbd2_journal_commit_transaction
2026/08/22 20:38 android16-6.12 e8c85685a629 1e72964b .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci2-android-6-12-rust INFO: task hung in jbd2_journal_commit_transaction
2026/08/22 17:52 android16-6.12 e8c85685a629 1e72964b .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci2-android-6-12-rust INFO: task hung in jbd2_journal_commit_transaction
2026/08/21 18:16 android16-6.12 3ab5872299d5 1e72964b .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci2-android-6-12-rust INFO: task hung in jbd2_journal_commit_transaction
2026/08/20 03:44 android16-6.12 d47db5b1e129 1e72964b .config strace log report syz / log C [disk image] [vmlinux] [kernel image] ci2-android-6-12-rust INFO: task hung in jbd2_journal_commit_transaction
2026/08/17 05:17 android16-6.12 26014f6c6077 746171ee .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci2-android-6-12-rust INFO: task hung in jbd2_journal_commit_transaction
2026/08/16 23:41 android16-6.12 26014f6c6077 746171ee .config strace log report syz / log C [disk image] [vmlinux] [kernel image] ci2-android-6-12-rust INFO: task hung in jbd2_journal_commit_transaction
2026/08/16 18:38 android16-6.12 26014f6c6077 746171ee .config strace log report syz / log C [disk image] [vmlinux] [kernel image] ci2-android-6-12-rust INFO: task hung in jbd2_journal_commit_transaction
2026/08/15 05:53 android16-6.12 26014f6c6077 746171ee .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci2-android-6-12-rust INFO: task hung in jbd2_journal_commit_transaction
2026/08/14 22:39 android16-6.12 c3360dde0a9e 6f9b3e89 .config strace log report syz / log C [disk image] [vmlinux] [kernel image] ci2-android-6-12-rust INFO: task hung in jbd2_journal_commit_transaction
2026/08/14 06:33 android16-6.12 7c466513655f b13552fe .config strace log report syz / log C [disk image] [vmlinux] [kernel image] ci2-android-6-12-rust INFO: task hung in jbd2_journal_commit_transaction
2026/08/14 00:29 android16-6.12 7c466513655f b13552fe .config strace log report syz / log C [disk image] [vmlinux] [kernel image] ci2-android-6-12-rust INFO: task hung in jbd2_journal_commit_transaction
2026/08/13 16:40 android16-6.12 f776caa5cc69 359b2492 .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci2-android-6-12-rust INFO: task hung in jbd2_journal_commit_transaction
2026/08/08 11:14 android16-6.12 b54741372957 5d63f80b .config strace log report syz / log C [disk image] [vmlinux] [kernel image] ci2-android-6-12-rust INFO: task hung in jbd2_journal_commit_transaction
2026/08/02 05:58 android16-6.12 1a138e24e292 e611ffe1 .config strace log report syz / log C [disk image] [vmlinux] [kernel image] ci2-android-6-12-rust INFO: task hung in jbd2_journal_commit_transaction
2026/08/01 05:14 android16-6.12 1a138e24e292 e611ffe1 .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci2-android-6-12-rust INFO: task hung in jbd2_journal_commit_transaction
2026/09/18 15:39 android16-6.12 17176090d7cd 853b104b .config strace log report syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-12-rust INFO: task hung in jbd2_journal_commit_transaction
2026/09/17 04:18 android16-6.12 09f57006a67d 95928915 .config strace log report syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-12-rust INFO: task hung in jbd2_journal_commit_transaction
2026/09/11 01:26 android16-6.12 de3d34623482 1fe56c0a .config strace log report syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-12-rust INFO: task hung in jbd2_journal_commit_transaction
2026/09/09 03:16 android16-6.12 136b3cf43ec1 243b72f1 .config console log report syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-12-rust INFO: task hung in jbd2_journal_commit_transaction
2026/09/09 00:27 android16-6.12 136b3cf43ec1 243b72f1 .config strace log report syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-12-rust INFO: task hung in jbd2_journal_commit_transaction
2026/09/06 04:24 android16-6.12 4e585dd7f3b7 4f7b22a0 .config strace log report syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-12-rust INFO: task hung in jbd2_journal_commit_transaction
2026/09/05 14:40 android16-6.12 4e585dd7f3b7 4f7b22a0 .config strace log report syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-12-rust INFO: task hung in jbd2_journal_commit_transaction
2026/08/26 11:45 android16-6.12 b6d34a1fb26b 6a91adb4 .config strace log report syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-12-rust INFO: task hung in jbd2_journal_commit_transaction
2026/08/22 23:06 android16-6.12 e8c85685a629 1e72964b .config console log report syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-12-rust INFO: task hung in jbd2_journal_commit_transaction
2026/08/16 21:31 android16-6.12 26014f6c6077 746171ee .config strace log report syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-12-rust INFO: task hung in jbd2_journal_commit_transaction
2026/08/15 13:27 android16-6.12 26014f6c6077 746171ee .config strace log report syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-12-rust INFO: task hung in jbd2_journal_commit_transaction
2026/07/31 15:32 android16-6.12 7d66c8550304 7664cf44 .config console log report syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-12-rust INFO: task hung in jbd2_journal_commit_transaction
2026/09/12 07:49 android16-6.12 8eff909dd82d 70a60e12 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-12-rust INFO: task hung in jbd2_journal_commit_transaction
2026/09/06 10:32 android16-6.12 4e585dd7f3b7 4f7b22a0 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-12-rust INFO: task hung in jbd2_journal_commit_transaction
2026/09/04 12:59 android16-6.12 8e7315ce7b79 f65209a4 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-12-rust INFO: task hung in jbd2_journal_commit_transaction
2026/09/04 02:21 android16-6.12 1eab233d5fae 801f0966 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-12-rust INFO: task hung in jbd2_journal_commit_transaction
2026/09/03 01:00 android16-6.12 58b61a547e48 85995287 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-12-rust INFO: task hung in jbd2_journal_commit_transaction
2026/09/02 05:31 android16-6.12 97fb1ec747d3 587f6b29 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-12-rust INFO: task hung in jbd2_journal_commit_transaction
2026/09/01 01:48 android16-6.12 be43d38e0381 316d9396 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-12-rust INFO: task hung in jbd2_journal_commit_transaction
2026/08/27 08:36 android16-6.12 dc005eca5dc1 a2b77b9e .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-12-rust INFO: task hung in jbd2_journal_commit_transaction
2026/08/27 05:23 android16-6.12 dc005eca5dc1 a2b77b9e .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-12-rust INFO: task hung in jbd2_journal_commit_transaction
2026/08/27 04:18 android16-6.12 dc005eca5dc1 a2b77b9e .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-12-rust INFO: task hung in jbd2_journal_commit_transaction
2026/08/27 01:16 android16-6.12 7ee04de323f7 a2b77b9e .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-12-rust INFO: task hung in jbd2_journal_commit_transaction
2026/08/26 20:26 android16-6.12 7ee04de323f7 a2b77b9e .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-12-rust INFO: task hung in jbd2_journal_commit_transaction
2026/08/26 09:47 android16-6.12 b6d34a1fb26b 6a91adb4 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-12-rust INFO: task hung in jbd2_journal_commit_transaction
2026/08/24 11:52 android16-6.12 e8c85685a629 b55bd4c3 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-12-rust INFO: task hung in jbd2_journal_commit_transaction
2026/08/23 01:42 android16-6.12 e8c85685a629 1e72964b .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-12-rust INFO: task hung in jbd2_journal_commit_transaction
2026/08/12 06:46 android16-6.12 0db85ff78f60 f8d35649 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-12-rust INFO: task hung in jbd2_journal_commit_transaction
2026/08/11 15:36 android16-6.12 42b03373f376 71790083 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-12-rust INFO: task hung in jbd2_journal_commit_transaction
2026/08/09 15:31 android16-6.12 309759bcbe6d 5d63f80b .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-12-rust INFO: task hung in jbd2_journal_commit_transaction
2026/08/08 06:11 android16-6.12 b54741372957 5d63f80b .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-12-rust INFO: task hung in jbd2_journal_commit_transaction
2026/08/07 17:59 android16-6.12 282da3f968e5 e4ef95d6 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-12-rust INFO: task hung in jbd2_journal_commit_transaction
2026/08/05 09:53 android16-6.12 f068f96e8cc3 52aa2820 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-12-rust INFO: task hung in jbd2_journal_commit_transaction
2026/08/05 09:52 android16-6.12 f068f96e8cc3 52aa2820 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-12-rust INFO: task hung in jbd2_journal_commit_transaction
* Struck through repros no longer work on HEAD.