INFO: task jbd2/sda1-8:4497 blocked for more than 143 seconds.
Not tainted 6.10.0-rc1-syzkaller-00104-gd8ec19857b09 #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:jbd2/sda1-8 state:D
stack:26304 pid:4497 tgid:4497 ppid:2 flags:0x00004000
Call Trace:
context_switch kernel/sched/core.c:5408 [inline]
__schedule+0xf15/0x5d00 kernel/sched/core.c:6745
__schedule_loop kernel/sched/core.c:6822 [inline]
schedule+0xe7/0x350 kernel/sched/core.c:6837
io_schedule+0xbf/0x130 kernel/sched/core.c:9043
bit_wait_io+0x15/0xe0 kernel/sched/wait_bit.c:209
__wait_on_bit+0x62/0x180 kernel/sched/wait_bit.c:49
out_of_line_wait_on_bit+0xda/0x110 kernel/sched/wait_bit.c:64
wait_on_bit_io include/linux/wait_bit.h:101 [inline]
__wait_on_buffer+0x64/0x70 fs/buffer.c:123
wait_on_buffer include/linux/buffer_head.h:415 [inline]
journal_wait_on_commit_record fs/jbd2/commit.c:171 [inline]
jbd2_journal_commit_transaction+0x4827/0x65d0 fs/jbd2/commit.c:887
kjournald2+0x1f8/0x8f0 fs/jbd2/journal.c:201
kthread+0x2c1/0x3a0 kernel/kthread.c:389
ret_from_fork+0x45/0x80 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:
6 locks held by kworker/0:0/8:
#0:
ffff888019a9d148
(
(wq_completion)usb_hub_wq
){+.+.}-{0:0}
, at: process_one_work+0x12bf/0x1b60 kernel/workqueue.c:3206
#1:
ffffc900000d7d80
(
(work_completion)(&hub->events)
){+.+.}-{0:0}, at: process_one_work+0x957/0x1b60 kernel/workqueue.c:3207
#2:
ffff88802455a190
(
&dev->mutex
){....}-{3:3}
, at: device_lock include/linux/device.h:1009 [inline]
, at: hub_event+0x1c1/0x4e20 drivers/usb/core/hub.c:5849
#3:
ffff88807f24a190
(&dev->mutex
){....}-{3:3}
, at: device_lock include/linux/device.h:1009 [inline]
, at: __device_attach+0x7f/0x4b0 drivers/base/dd.c:1003
#4:
ffff88807f04a160
(
&dev->mutex
){....}-{3:3}
, at: device_lock include/linux/device.h:1009 [inline]
, at: __device_attach+0x7f/0x4b0 drivers/base/dd.c:1003
#5:
ffffffff8efd2048
(
input_mutex
){+.+.}-{3:3}
, at: input_register_device+0xa2b/0x1140 drivers/input/input.c:2463
5 locks held by kworker/u8:0/11:
7 locks held by kworker/1:0/25:
1 lock held by khungtaskd/30:
#0:
ffffffff8dbb18e0
(rcu_read_lock){....}-{1:2}
, at: rcu_lock_acquire include/linux/rcupdate.h:329 [inline]
, at: rcu_read_lock include/linux/rcupdate.h:781 [inline]
, at: debug_show_all_locks+0x75/0x340 kernel/locking/lockdep.c:6614
3 locks held by kworker/1:2/1676:
1 lock held by udevd/4534:
#0:
ffff8880162d4148
(
&root->kernfs_rwsem
){++++}-{3:3}
, at: kernfs_dop_revalidate+0xf0/0x5a0 fs/kernfs/dir.c:1159
2 locks held by getty/4840:
#0:
ffff88802fa3a0a0
(
&tty->ldisc_sem
){++++}-{0:0}
, at: tty_ldisc_ref_wait+0x24/0x80 drivers/tty/tty_ldisc.c:243
#1:
ffffc900031232f0
(
&ldata->atomic_read_lock
){+.+.}-{3:3}
, at: n_tty_read+0xfc8/0x1490 drivers/tty/n_tty.c:2201
4 locks held by kworker/1:3/5069:
1 lock held by udevd/5111:
#0:
ffff8880162d4148
(
&root->kernfs_rwsem
){++++}-{3:3}
, at: kernfs_dop_revalidate+0xf0/0x5a0 fs/kernfs/dir.c:1159
4 locks held by udevd/5114:
#0:
ffff888017285418
(
&p->lock
){+.+.}-{3:3}
, at: seq_read_iter+0xde/0x12c0 fs/seq_file.c:182
#1:
ffff88802cd66088
(
&of->mutex
#2
){+.+.}-{3:3}
, at: kernfs_seq_start+0x4d/0x240 fs/kernfs/file.c:154
#2:
ffff88802e7a5f08
(
kn->active
#25
){.+.+}-{0:0}
, at: kernfs_seq_start+0x71/0x240 fs/kernfs/file.c:155
#3: ffff88802e05e190 (
&dev->mutex
){....}-{3:3}
, at: device_lock_interruptible include/linux/device.h:1014 [inline]
, at: manufacturer_show+0x26/0xa0 drivers/usb/core/sysfs.c:142
4 locks held by udevd/5123:
#0:
ffff888022e4fb08
(
&p->lock){+.+.}-{3:3}
, at: seq_read_iter+0xde/0x12c0 fs/seq_file.c:182
#1:
ffff88802c2f4c88
(
&of->mutex
#2
){+.+.}-{3:3}
, at: kernfs_seq_start+0x4d/0x240 fs/kernfs/file.c:154
#2:
ffff88802f250c38
(
kn->active
#25
){.+.+}-{0:0}
, at: kernfs_seq_start+0x71/0x240 fs/kernfs/file.c:155
#3:
ffff88807f24a190
(
&dev->mutex
){....}-{3:3}
, at: device_lock_interruptible include/linux/device.h:1014 [inline]
, at: manufacturer_show+0x26/0xa0 drivers/usb/core/sysfs.c:142
1 lock held by udevd/5124:
#0:
ffff8880162d4148
(
&root->kernfs_rwsem
){++++}-{3:3}
, at: kernfs_dop_revalidate+0xf0/0x5a0 fs/kernfs/dir.c:1159
7 locks held by kworker/1:4/5137:
7 locks held by kworker/1:5/5163:
1 lock held by udevd/5233:
#0:
ffff8880162d4148
(
&root->kernfs_rwsem
){++++}-{3:3}
, at: kernfs_dop_revalidate+0xf0/0x5a0 fs/kernfs/dir.c:1159
1 lock held by udevd/5234:
#0:
ffff8880162d4148
(
&root->kernfs_rwsem
){++++}-{3:3}
, at: kernfs_dop_revalidate+0xf0/0x5a0 fs/kernfs/dir.c:1159
1 lock held by udevd/5235:
#0:
ffff8880162d4148
(
&root->kernfs_rwsem
){++++}-{3:3}
, at: kernfs_dop_revalidate+0xf0/0x5a0 fs/kernfs/dir.c:1159
1 lock held by syz-executor500/5256:
#0:
ffff8880162d4148
(
&root->kernfs_rwsem
){++++}-{3:3}
, at: kernfs_add_one+0xb1/0x520 fs/kernfs/dir.c:778
1 lock held by syz-executor500/5284:
#0: ffff8880162d4148
(
&root->kernfs_rwsem
){++++}-{3:3}
, at: kernfs_add_one+0xb1/0x520 fs/kernfs/dir.c:778
=============================================
NMI backtrace for cpu 0
CPU: 0 PID: 30 Comm: khungtaskd Not tainted 6.10.0-rc1-syzkaller-00104-gd8ec19857b09 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/02/2024
Call Trace:
__dump_stack lib/dump_stack.c:88 [inline]
dump_stack_lvl+0x116/0x1f0 lib/dump_stack.c:114
nmi_cpu_backtrace+0x27b/0x390 lib/nmi_backtrace.c:113
nmi_trigger_cpumask_backtrace+0x29c/0x300 lib/nmi_backtrace.c:62
trigger_all_cpu_backtrace include/linux/nmi.h:162 [inline]
check_hung_uninterruptible_tasks kernel/hung_task.c:223 [inline]
watchdog+0xf86/0x1240 kernel/hung_task.c:379
kthread+0x2c1/0x3a0 kernel/kthread.c:389
ret_from_fork+0x45/0x80 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:
yealink 1-1:36.0: urb_irq_callback - urb status -71
NMI backtrace for cpu 1
CPU: 1 PID: 5163 Comm: kworker/1:5 Not tainted 6.10.0-rc1-syzkaller-00104-gd8ec19857b09 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/02/2024
Workqueue: events_power_efficient gc_worker
RIP: 0010:preempt_count arch/x86/include/asm/preempt.h:26 [inline]
RIP: 0010:check_kcov_mode kernel/kcov.c:173 [inline]
RIP: 0010:__sanitizer_cov_trace_pc+0xc/0x60 kernel/kcov.c:207
Code: c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa 65 48 8b 15 44 04 76 7e <65> 8b 05 45 04 76 7e a9 00 01 ff 00 48 8b 34 24 74 0f f6 c4 01 74
RSP: 0018:ffffc90000a18138 EFLAGS: 00000046
RAX: 0000000080010001 RBX: ffffffff8b2d83a1 RCX: ffffffff8ad90e8e
RDX: ffff888028ef3c00 RSI: ffffffff8ad90e93 RDI: 0000000000000001
RBP: 0000000000000025 R08: 0000000000000001 R09: 0000000000000000
R10: 0000000000000025 R11: 00000000001b88e8 R12: ffffc90000a18240
R13: ffffffff8b2d83a1 R14: dffffc0000000000 R15: dffffc0000000000
FS: 0000000000000000(0000) GS:ffff8880b9300000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000020000050 CR3: 0000000022da6000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
format_decode+0x244/0xba0 lib/vsprintf.c:2573
vsnprintf+0x13d/0x1880 lib/vsprintf.c:2776
sprintf+0xcd/0x110 lib/vsprintf.c:3028
print_caller kernel/printk/printk.c:1338 [inline]
info_print_prefix+0x147/0x350 kernel/printk/printk.c:1355
record_print_text+0x141/0x400 kernel/printk/printk.c:1402
printk_get_next_message+0x2a6/0x670 kernel/printk/printk.c:2855
console_emit_next_record kernel/printk/printk.c:2895 [inline]
console_flush_all+0x3b2/0xd70 kernel/printk/printk.c:2994
console_unlock+0xae/0x290 kernel/printk/printk.c:3063
vprintk_emit kernel/printk/printk.c:2345 [inline]
vprintk_emit+0x11a/0x5a0 kernel/printk/printk.c:2300
dev_vprintk_emit drivers/base/core.c:4951 [inline]
dev_printk_emit+0xfb/0x140 drivers/base/core.c:4962
__dev_printk+0xf5/0x270 drivers/base/core.c:4974
_dev_err+0xe5/0x120 drivers/base/core.c:5017
urb_irq_callback+0x454/0x700 drivers/input/misc/yealink.c:416
__usb_hcd_giveback_urb+0x364/0x5c0 drivers/usb/core/hcd.c:1648
usb_hcd_giveback_urb+0x396/0x450 drivers/usb/core/hcd.c:1732
dummy_timer+0x17f6/0x3900 drivers/usb/gadget/udc/dummy_hcd.c:1987
__run_hrtimer kernel/time/hrtimer.c:1687 [inline]
__hrtimer_run_queues+0x20c/0xcc0 kernel/time/hrtimer.c:1751
hrtimer_interrupt+0x31b/0x800 kernel/time/hrtimer.c:1813
local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1032 [inline]
__sysvec_apic_timer_interrupt+0x10f/0x450 arch/x86/kernel/apic/apic.c:1049
instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1043 [inline]
sysvec_apic_timer_interrupt+0x90/0xb0 arch/x86/kernel/apic/apic.c:1043
asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702
RIP: 0010:__seqprop_spinlock_sequence include/linux/seqlock.h:227 [inline]
RIP: 0010:nf_conntrack_get_ht include/net/netfilter/nf_conntrack.h:345 [inline]
RIP: 0010:gc_worker+0x2e1/0x1770 net/netfilter/nf_conntrack_core.c:1488
Code: 00 00 48 c7 c7 48 08 e5 8f e8 7b e4 61 f8 9c 5b 81 e3 00 02 00 00 31 ff 48 89 de e8 f9 f9 83 f8 48 85 db 58 0f 85 3d 10 00 00 ba fe 83 f8 eb 07 e8 b3 fe 83 f8 f3 90 44 8b 35 fa 31 db 06 31
RSP: 0018:ffffc900032dfbc8 EFLAGS: 00000293
RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffffffff8909e201
RDX: ffff888028ef3c00 RSI: ffffffff8909e210 RDI: 0000000000000007
RBP: ffff88802b000000 R08: 0000000000000007 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000003 R12: 0000000000021259
R13: dffffc0000000000 R14: 00000000000424b1 R15: 0000000000040000
process_one_work+0x9fb/0x1b60 kernel/workqueue.c:3231
process_scheduled_works kernel/workqueue.c:3312 [inline]
worker_thread+0x6c8/0xf70 kernel/workqueue.c:3393
kthread+0x2c1/0x3a0 kernel/kthread.c:389
ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244
INFO: NMI handler (nmi_cpu_backtrace_handler) took too long to run: 3.806 msecs
yealink 1-1:36.0: unexpected response 0
yealink 1-1:36.0: urb_ctl_callback - urb status -71