INFO: task jbd2/sda1-8:5161 blocked for more than 143 seconds.
Not tainted 6.13.0-rc3-syzkaller-00062-gc061cf420ded #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:jbd2/sda1-8 state:D stack:24688 pid:5161 tgid:5161 ppid:2 flags:0x00004000
Call Trace:
context_switch kernel/sched/core.c:5369 [inline]
__schedule+0x1850/0x4c30 kernel/sched/core.c:6756
__schedule_loop kernel/sched/core.c:6833 [inline]
schedule+0x14b/0x320 kernel/sched/core.c:6848
io_schedule+0x8d/0x110 kernel/sched/core.c:7681
bit_wait_io+0x12/0xd0 kernel/sched/wait_bit.c:247
__wait_on_bit+0xb2/0x2f0 kernel/sched/wait_bit.c:49
out_of_line_wait_on_bit+0x1d5/0x260 kernel/sched/wait_bit.c:64
wait_on_buffer include/linux/buffer_head.h:414 [inline]
journal_wait_on_commit_record fs/jbd2/commit.c:171 [inline]
jbd2_journal_commit_transaction+0x3cfa/0x6560 fs/jbd2/commit.c:883
kjournald2+0x41c/0x7b0 fs/jbd2/journal.c:201
kthread+0x2f2/0x390 kernel/kthread.c:389
ret_from_fork+0x4d/0x80 arch/x86/kernel/process.c:147
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244
Showing all locks held in the system:
1 lock held by ksoftirqd/1/24:
1 lock held by khungtaskd/30:
#0: ffffffff8e937ae0 (rcu_read_lock){....}-{1:3}, at: rcu_lock_acquire include/linux/rcupdate.h:337 [inline]
#0: ffffffff8e937ae0 (rcu_read_lock){....}-{1:3}, at: rcu_read_lock include/linux/rcupdate.h:849 [inline]
#0: ffffffff8e937ae0 (rcu_read_lock){....}-{1:3}, at: debug_show_all_locks+0x55/0x2a0 kernel/locking/lockdep.c:6744
2 locks held by kworker/u8:8/3580:
#0: ffff88801ac81148 ((wq_completion)events_unbound){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3204 [inline]
#0: ffff88801ac81148 ((wq_completion)events_unbound){+.+.}-{0:0}, at: process_scheduled_works+0x93b/0x1840 kernel/workqueue.c:3310
#1: ffffc9000d33fd00 ((work_completion)(&sub_info->work)){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3205 [inline]
#1: ffffc9000d33fd00 ((work_completion)(&sub_info->work)){+.+.}-{0:0}, at: process_scheduled_works+0x976/0x1840 kernel/workqueue.c:3310
2 locks held by getty/5581:
#0: ffff88803146e0a0 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x25/0x70 drivers/tty/tty_ldisc.c:243
#1: ffffc90002fd62f0 (&ldata->atomic_read_lock){+.+.}-{4:4}, at: n_tty_read+0x6a6/0x1e00 drivers/tty/n_tty.c:2211
2 locks held by kworker/1:3/5893:
3 locks held by kworker/1:4/5925:
2 locks held by kworker/1:5/5930:
4 locks held by kworker/1:6/5933:
2 locks held by syz.1.694/7920:
1 lock held by modprobe/7951:
2 locks held by rm/7952:
=============================================
NMI backtrace for cpu 0
CPU: 0 UID: 0 PID: 30 Comm: khungtaskd Not tainted 6.13.0-rc3-syzkaller-00062-gc061cf420ded #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/25/2024
Call Trace:
__dump_stack lib/dump_stack.c:94 [inline]
dump_stack_lvl+0x241/0x360 lib/dump_stack.c:120
nmi_cpu_backtrace+0x49c/0x4d0 lib/nmi_backtrace.c:113
nmi_trigger_cpumask_backtrace+0x198/0x320 lib/nmi_backtrace.c:62
trigger_all_cpu_backtrace include/linux/nmi.h:162 [inline]
check_hung_uninterruptible_tasks kernel/hung_task.c:234 [inline]
watchdog+0xff6/0x1040 kernel/hung_task.c:397
kthread+0x2f2/0x390 kernel/kthread.c:389
ret_from_fork+0x4d/0x80 arch/x86/kernel/process.c:147
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244
Sending NMI from CPU 0 to CPUs 1:
NMI backtrace for cpu 1
CPU: 1 UID: 0 PID: 5893 Comm: kworker/1:3 Not tainted 6.13.0-rc3-syzkaller-00062-gc061cf420ded #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/25/2024
Workqueue: wg-crypt-wg1 wg_packet_decrypt_worker
RIP: 0010:mark_lock+0x12c/0x360 kernel/locking/lockdep.c:4727
Code: c7 c7 00 96 0a 8c 48 c7 c6 00 99 0a 8c e8 dc ef e4 ff 90 0f 0b 90 90 90 31 db 48 83 c3 60 48 89 d8 48 c1 e8 03 42 80 3c 28 00 <74> 08 48 89 df e8 ba ab 8a 00 41 bc 01 00 00 00 44 85 33 74 16 44
RSP: 0018:ffffc90000a18468 EFLAGS: 00000046
RAX: 1ffffffff27836f4 RBX: ffffffff93c1b7a0 RCX: ffffffff817b275a
RDX: 0000000000000000 RSI: 0000000000000008 RDI: ffffffff942a3880
RBP: 0000000000000008 R08: ffffffff942a3887 R09: 1ffffffff2854710
R10: dffffc0000000000 R11: fffffbfff2854711 R12: ffff88803033a8c4
R13: dffffc0000000000 R14: 0000000000000100 R15: ffff88803033a958
FS: 0000000000000000(0000) GS:ffff8880b8700000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000000110c4127ca CR3: 000000000e736000 CR4: 0000000000350ef0
Call Trace:
mark_usage kernel/locking/lockdep.c:4670 [inline]
__lock_acquire+0xc3e/0x2100 kernel/locking/lockdep.c:5180
lock_acquire+0x1ed/0x550 kernel/locking/lockdep.c:5849
__raw_spin_lock_irqsave include/linux/spinlock_api_smp.h:110 [inline]
_raw_spin_lock_irqsave+0xd5/0x120 kernel/locking/spinlock.c:162
__debug_check_no_obj_freed lib/debugobjects.c:1088 [inline]
debug_check_no_obj_freed+0x234/0x580 lib/debugobjects.c:1129
slab_free_hook mm/slub.c:2284 [inline]
slab_free mm/slub.c:4613 [inline]
kfree+0x115/0x430 mm/slub.c:4761
dummy_timer+0x7f4/0x4620 drivers/usb/gadget/udc/dummy_hcd.c:1987
__run_hrtimer kernel/time/hrtimer.c:1739 [inline]
__hrtimer_run_queues+0x59d/0xd30 kernel/time/hrtimer.c:1803
hrtimer_run_softirq+0x19a/0x2c0 kernel/time/hrtimer.c:1820
handle_softirqs+0x2d6/0x9b0 kernel/softirq.c:561
__do_softirq kernel/softirq.c:595 [inline]
invoke_softirq kernel/softirq.c:435 [inline]
__irq_exit_rcu+0xf7/0x220 kernel/softirq.c:662
irq_exit_rcu+0x9/0x30 kernel/softirq.c:678
instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1049 [inline]
sysvec_apic_timer_interrupt+0xa6/0xc0 arch/x86/kernel/apic/apic.c:1049
asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702
RIP: 0010:__local_bh_enable_ip+0x172/0x200 kernel/softirq.c:396
Code: 14 c4 66 0a 65 66 8b 05 34 11 a2 7e 66 85 c0 75 5d bf 01 00 00 00 e8 5d bd 0b 00 e8 d8 67 45 00 fb 65 8b 05 f8 10 a2 7e 85 c0 <75> 05 e8 77 82 a8 ff 48 c7 44 24 20 0e 36 e0 45 49 c7 04 1c 00 00
RSP: 0018:ffffc900030df600 EFLAGS: 00000286
RAX: 0000000080000000 RBX: 1ffff9200061bec4 RCX: ffffffff817b275a
RDX: dffffc0000000000 RSI: ffffffff8c0a9760 RDI: ffffffff8c5fad60
RBP: ffffc900030df6b0 R08: ffffffff942a3987 R09: 1ffffffff2854730
R10: dffffc0000000000 R11: fffffbfff2854731 R12: dffffc0000000000
R13: 1ffff9200061bec8 R14: ffffc900030df640 R15: 0000000000000201
spin_unlock_bh include/linux/spinlock.h:396 [inline]
ptr_ring_consume_bh include/linux/ptr_ring.h:367 [inline]
wg_packet_decrypt_worker+0xcde/0xd80 drivers/net/wireguard/receive.c:499
process_one_work kernel/workqueue.c:3229 [inline]
process_scheduled_works+0xa68/0x1840 kernel/workqueue.c:3310
worker_thread+0x870/0xd30 kernel/workqueue.c:3391
kthread+0x2f2/0x390 kernel/kthread.c:389
ret_from_fork+0x4d/0x80 arch/x86/kernel/process.c:147
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244