INFO: task syz-executor.0:8137 blocked for more than 143 seconds.
Not tainted 6.9.0-rc7-next-20240510-syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor.0 state:D stack:25048 pid:8137 tgid:8136 ppid:5111 flags:0x00004006
Call Trace:
context_switch kernel/sched/core.c:5408 [inline]
__schedule+0x17e8/0x4a50 kernel/sched/core.c:6745
__schedule_loop kernel/sched/core.c:6822 [inline]
schedule+0x14b/0x320 kernel/sched/core.c:6837
schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:6894
__mutex_lock_common kernel/locking/mutex.c:684 [inline]
__mutex_lock+0x6a4/0xd70 kernel/locking/mutex.c:752
kmem_cache_create_usercopy+0x50/0x320 mm/slab_common.c:297
kmem_cache_create+0x13/0x20 mm/slab_common.c:390
f2fs_kmem_cache_create fs/f2fs/f2fs.h:2810 [inline]
f2fs_init_xattr_caches+0x156/0x230 fs/f2fs/xattr.c:833
f2fs_fill_super+0x48d3/0x7be0 fs/f2fs/super.c:4494
mount_bdev+0x20a/0x2d0 fs/super.c:1659
legacy_get_tree+0xee/0x190 fs/fs_context.c:662
vfs_get_tree+0x90/0x2a0 fs/super.c:1780
do_new_mount+0x2be/0xb40 fs/namespace.c:3352
do_mount fs/namespace.c:3692 [inline]
__do_sys_mount fs/namespace.c:3898 [inline]
__se_sys_mount+0x2d9/0x3c0 fs/namespace.c:3875
do_syscall_x64 arch/x86/entry/common.c:52 [inline]
do_syscall_64+0xf5/0x240 arch/x86/entry/common.c:83
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fbe9d07f46a
RSP: 002b:00007fbe9de4eef8 EFLAGS: 00000202
ORIG_RAX: 00000000000000a5
RAX: ffffffffffffffda RBX: 00007fbe9de4ef80 RCX: 00007fbe9d07f46a
RDX: 0000000020000040 RSI: 00000000200000c0 RDI: 00007fbe9de4ef40
RBP: 0000000020000040 R08: 00007fbe9de4ef80 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000202 R12: 00000000200000c0
R13: 00007fbe9de4ef40 R14: 000000000000550f R15: 0000000020005700
Showing all locks held in the system:
6 locks held by kworker/0:1/9:
1 lock held by khungtaskd/31:
#0: ffffffff8e333e60 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire include/linux/rcupdate.h:329 [inline]
#0: ffffffff8e333e60 (rcu_read_lock){....}-{1:2}, at: rcu_read_lock include/linux/rcupdate.h:781 [inline]
#0: ffffffff8e333e60 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x55/0x2a0 kernel/locking/lockdep.c:6614
2 locks held by kworker/u8:3/51:
#0: ffff888015089148 ((wq_completion)events_unbound){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3206 [inline]
#0: ffff888015089148 ((wq_completion)events_unbound){+.+.}-{0:0}, at: process_scheduled_works+0x90a/0x1830 kernel/workqueue.c:3312
#1: ffffc90000bb7d00 ((reaper_work).work){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3207 [inline]
#1: ffffc90000bb7d00 ((reaper_work).work){+.+.}-{0:0}, at: process_scheduled_works+0x945/0x1830 kernel/workqueue.c:3312
4 locks held by kworker/u8:4/68:
#0: ffff888015ed5948 ((wq_completion)netns){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3206 [inline]
#0: ffff888015ed5948 ((wq_completion)netns){+.+.}-{0:0}, at: process_scheduled_works+0x90a/0x1830 kernel/workqueue.c:3312
#1:
ffffc900015f7d00
(net_cleanup_work
){+.+.}-{0:0}
, at: process_one_work kernel/workqueue.c:3207 [inline]
, at: process_scheduled_works+0x945/0x1830 kernel/workqueue.c:3312
#2:
ffffffff8f5da2d0 (
pernet_ops_rwsem){++++}-{3:3}, at: cleanup_net+0x16a/0xcc0 net/core/net_namespace.c:594
#3: ffff88807fa0d408 (&wg->device_update_lock){+.+.}-{3:3}, at: wg_destruct+0x110/0x2e0 drivers/net/wireguard/device.c:249
3 locks held by kworker/0:2/1148:
2 locks held by kworker/u8:8/2423:
#0:
ffff888015089148
((wq_completion)events_unbound){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3206 [inline]
((wq_completion)events_unbound){+.+.}-{0:0}, at: process_scheduled_works+0x90a/0x1830 kernel/workqueue.c:3312
#1: ffffc90009affd00 (connector_reaper_work){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3207 [inline]
#1: ffffc90009affd00 (connector_reaper_work){+.+.}-{0:0}, at: process_scheduled_works+0x945/0x1830 kernel/workqueue.c:3312
3 locks held by kworker/u8:12/2839:
#0:
ffff88802a211948 ((wq_completion)ipv6_addrconf){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3206 [inline]
ffff88802a211948 ((wq_completion)ipv6_addrconf){+.+.}-{0:0}, at: process_scheduled_works+0x90a/0x1830 kernel/workqueue.c:3312
#1:
ffffc9000a4ffd00
(
(work_completion)(&(&net->ipv6.addr_chk_work)->work)){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3207 [inline]
(work_completion)(&(&net->ipv6.addr_chk_work)->work)){+.+.}-{0:0}, at: process_scheduled_works+0x945/0x1830 kernel/workqueue.c:3312
#2: ffffffff8f5e6b08 (rtnl_mutex){+.+.}-{3:3}
, at: addrconf_verify_work+0x19/0x30 net/ipv6/addrconf.c:4733
1 lock held by dhcpcd/4763:
#0: ffffffff8f5e6b08
(rtnl_mutex){+.+.}-{3:3}
, at: devinet_ioctl+0x2ce/0x1bc0 net/ipv4/devinet.c:1101
2 locks held by getty/4853:
#0:
ffff88802f9d80a0
(
&tty->ldisc_sem
){++++}-{0:0}
, at: tty_ldisc_ref_wait+0x25/0x70 drivers/tty/tty_ldisc.c:243
#1:
ffffc90002f162f0
(
&ldata->atomic_read_lock
){+.+.}-{3:3}
, at: n_tty_read+0x6b5/0x1e10 drivers/tty/n_tty.c:2201
2 locks held by kworker/0:5/5164:
3 locks held by kworker/1:4/5168:
#0:
ffff888015080948
(
(wq_completion)events){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3206 [inline]
(wq_completion)events){+.+.}-{0:0}, at: process_scheduled_works+0x90a/0x1830 kernel/workqueue.c:3312
#1:
ffffc9000394fd00 (slab_caches_to_rcu_destroy_work){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3207 [inline]
ffffc9000394fd00 (slab_caches_to_rcu_destroy_work){+.+.}-{0:0}, at: process_scheduled_works+0x945/0x1830 kernel/workqueue.c:3312
#2: ffffffff8e413648 (slab_mutex){+.+.}-{3:3}, at: slab_caches_to_rcu_destroy_workfn+0x37/0x120 mm/slab_common.c:435
3 locks held by kworker/0:8/5198:
3 locks held by kworker/1:6/5201:
#0:
ffff888015080948 (
(wq_completion)events
){+.+.}-{0:0}
, at: process_one_work kernel/workqueue.c:3206 [inline]
, at: process_scheduled_works+0x90a/0x1830 kernel/workqueue.c:3312
#1:
ffffc900039bfd00
(
(linkwatch_work).work){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3207 [inline]
(linkwatch_work).work){+.+.}-{0:0}, at: process_scheduled_works+0x945/0x1830 kernel/workqueue.c:3312
#2:
ffffffff8f5e6b08 (rtnl_mutex){+.+.}-{3:3}, at: linkwatch_event+0xe/0x60 net/core/link_watch.c:276
4 locks held by udevd/5204:
#0:
ffff88802cf3a8b8
(
&p->lock){+.+.}-{3:3}
, at: seq_read_iter+0xb7/0xd60 fs/seq_file.c:182
#1: ffff88806068f088 (&of->mutex#2){+.+.}-{3:3}, at: kernfs_seq_start+0x53/0x3b0 fs/kernfs/file.c:154
#2:
ffff88805def0788 (kn->active#25){.+.+}-{0:0}, at: kernfs_seq_start+0x72/0x3b0 fs/kernfs/file.c:155
#3: ffff88802d051190
(
&dev->mutex
){....}-{3:3}, at: device_lock_interruptible include/linux/device.h:1014 [inline]
){....}-{3:3}, at: manufacturer_show+0x26/0xa0 drivers/usb/core/sysfs.c:142
3 locks held by syz-executor.4/7217:
#0: ffffffff8ea046e8
(bio_slab_lock
){+.+.}-{3:3}, at: bio_put_slab block/bio.c:140 [inline]
){+.+.}-{3:3}, at: bioset_exit+0x436/0x650 block/bio.c:1740
#1:
ffffffff8e1ce470
(
cpu_hotplug_lock){++++}-{0:0}
, at: kmem_cache_destroy+0x32/0x1b0 mm/slab_common.c:487
#2: ffffffff8e413648 (slab_mutex){+.+.}-{3:3}, at: kmem_cache_destroy+0x40/0x1b0 mm/slab_common.c:488
2 locks held by syz-executor.0/8137:
#0: ffff88802cac80e0 (&type->s_umount_key#60/1){+.+.}-{3:3}
, at: alloc_super+0x221/0x9d0 fs/super.c:344
#1: ffffffff8e413648
(
slab_mutex){+.+.}-{3:3}
, at: kmem_cache_create_usercopy+0x50/0x320 mm/slab_common.c:297
1 lock held by syz-executor.1/8234:
#0:
ffffffff8f5e6b08
(
rtnl_mutex
){+.+.}-{3:3}
, at: tun_detach drivers/net/tun.c:698 [inline]
, at: tun_chr_close+0x3e/0x1b0 drivers/net/tun.c:3500
2 locks held by syz-executor.3/8246:
#0: ffffffff8f5e6b08 (rtnl_mutex){+.+.}-{3:3}, at: tun_detach drivers/net/tun.c:698 [inline]
#0: ffffffff8f5e6b08 (rtnl_mutex){+.+.}-{3:3}, at: tun_chr_close+0x3e/0x1b0 drivers/net/tun.c:3500
#1: ffffffff8e1ce470 (cpu_hotplug_lock){++++}-{0:0}
, at: flush_all_backlogs net/core/dev.c:5984 [inline]
, at: unregister_netdevice_many_notify+0x607/0x16e0 net/core/dev.c:11209
1 lock held by syz-executor.2/8256:
#0:
ffffffff8f5e6b08
(
rtnl_mutex){+.+.}-{3:3}, at: tun_detach drivers/net/tun.c:698 [inline]
rtnl_mutex){+.+.}-{3:3}, at: tun_chr_close+0x3e/0x1b0 drivers/net/tun.c:3500
1 lock held by syz-executor.0/8277:
#0:
ffffffff8f5e6b08
(
rtnl_mutex){+.+.}-{3:3}, at: rtnl_lock net/core/rtnetlink.c:79 [inline]
rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg+0x842/0x10d0 net/core/rtnetlink.c:6592
2 locks held by syz-executor.1/8301:
#0:
ffffffff8f5da2d0
(pernet_ops_rwsem
){++++}-{3:3}
, at: copy_net_ns+0x4c6/0x7b0 net/core/net_namespace.c:504
#1:
ffffffff8f5e6b08
(rtnl_mutex
){+.+.}-{3:3}, at: register_netdev+0x13/0x50 net/core/dev.c:10510
2 locks held by syz-executor.3/8304:
#0: ffffffff8f5da2d0 (pernet_ops_rwsem){++++}-{3:3}, at: copy_net_ns+0x4c6/0x7b0 net/core/net_namespace.c:504
#1:
ffffffff8f5e6b08
(
rtnl_mutex
){+.+.}-{3:3}
, at: ip_tunnel_init_net+0x20e/0x710 net/ipv4/ip_tunnel.c:1159
1 lock held by syz-executor.2/8322:
#0:
ffffffff8f5e6b08 (rtnl_mutex){+.+.}-{3:3}, at: rtnl_lock net/core/rtnetlink.c:79 [inline]
ffffffff8f5e6b08 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg+0x842/0x10d0 net/core/rtnetlink.c:6592
=============================================
NMI backtrace for cpu 1
CPU: 1 PID: 31 Comm: khungtaskd Not tainted 6.9.0-rc7-next-20240510-syzkaller #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+0x241/0x360 lib/dump_stack.c:114
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:223 [inline]
watchdog+0xfde/0x1020 kernel/hung_task.c:379
kthread+0x2f0/0x390 kernel/kthread.c:389
ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:147
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244
Sending NMI from CPU 1 to CPUs 0:
yealink 1-1:36.0: urb_irq_callback - urb status -71
yealink 1-1:36.0: unexpected response 0
yealink 1-1:36.0: urb_ctl_callback - urb status -71
yealink 1-1:36.0: urb_irq_callback - urb status -71
yealink 1-1:36.0: unexpected response 0
yealink 1-1:36.0: urb_ctl_callback - urb status -71
NMI backtrace for cpu 0
CPU: 0 PID: 5115 Comm: kworker/0:3 Not tainted 6.9.0-rc7-next-20240510-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/02/2024
Workqueue: wg-crypt-wg2 wg_packet_tx_worker
RIP: 0010:vsnprintf+0x19e/0x1da0 lib/vsprintf.c:2780
Code: 41 0f b6 fe 48 c7 c6 e0 ef 94 8f e8 2c 7d 12 f6 4c 89 74 24 40 41 0f b6 c6 83 f8 08 0f 8e ba 00 00 00 83 f8 0c 48 8b 54 24 10 <0f> 8e 5d 01 00 00 83 f8 0f 48 8b 4c 24 40 0f 8e 02 05 00 00 83 f8
RSP: 0018:ffffc90000006a00 EFLAGS: 00000093
RAX: 0000000000000009 RBX: 0000000000000004 RCX: 0000000000040000
RDX: ffffc90000006b60 RSI: ffffffff8f94efe0 RDI: 0000000000000009
RBP: ffffc90000006af0 R08: 0000000000000001 R09: ffffffff8b83a4d4
R10: 0000000000000012 R11: ffff888028655a00 R12: ffffffff8bcb7a05
R13: dffffc0000000000 R14: ffff0a0000000509 R15: ffffffff8bcb7a01
FS: 0000000000000000(0000) GS:ffff8880b9400000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000555567fd6978 CR3: 000000000e132000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
sprintf+0xda/0x120 lib/vsprintf.c:3028
print_time kernel/printk/printk.c:1327 [inline]
info_print_prefix+0x16b/0x310 kernel/printk/printk.c:1353
record_print_text kernel/printk/printk.c:1402 [inline]
printk_get_next_message+0x6da/0xbe0 kernel/printk/printk.c:2855
console_emit_next_record kernel/printk/printk.c:2895 [inline]
console_flush_all+0x410/0xfd0 kernel/printk/printk.c:2994
console_unlock+0x13b/0x4d0 kernel/printk/printk.c:3063
vprintk_emit+0x5a6/0x770 kernel/printk/printk.c:2345
dev_vprintk_emit+0x2ae/0x330 drivers/base/core.c:4951
dev_printk_emit+0xdd/0x120 drivers/base/core.c:4962
_dev_err+0x122/0x170 drivers/base/core.c:5017
urb_ctl_callback+0x1d3/0x290 drivers/input/misc/yealink.c:454
__usb_hcd_giveback_urb+0x373/0x530 drivers/usb/core/hcd.c:1648
dummy_timer+0x830/0x45d0 drivers/usb/gadget/udc/dummy_hcd.c:1987
__run_hrtimer kernel/time/hrtimer.c:1687 [inline]
__hrtimer_run_queues+0x5a5/0xd50 kernel/time/hrtimer.c:1751
hrtimer_interrupt+0x396/0x990 kernel/time/hrtimer.c:1813
local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1032 [inline]
__sysvec_apic_timer_interrupt+0x110/0x3f0 arch/x86/kernel/apic/apic.c:1049
instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1043 [inline]
sysvec_apic_timer_interrupt+0x52/0xc0 arch/x86/kernel/apic/apic.c:1043
asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702
RIP: 0010:__raw_spin_unlock_irq include/linux/spinlock_api_smp.h:160 [inline]
RIP: 0010:_raw_spin_unlock_irq+0x29/0x50 kernel/locking/spinlock.c:202
Code: 90 f3 0f 1e fa 53 48 89 fb 48 83 c7 18 48 8b 74 24 08 e8 aa 35 dd f5 48 89 df e8 22 78 de f5 e8 fd 05 08 f6 fb bf 01 00 00 00 22 3a d0 f5 65 8b 05 93 79 6e 74 85 c0 74 06 5b c3 cc cc cc cc
RSP: 0018:ffffc90000007d30 EFLAGS: 00000286
RAX: 021d29978eca5500 RBX: ffff8880b942b7c0 RCX: ffffffff8172dd7a
RDX: dffffc0000000000 RSI: ffffffff8bcab500 RDI: 0000000000000001
RBP: ffffc90000007e90 R08: ffffffff92fb2677 R09: 1ffffffff25f64ce
R10: dffffc0000000000 R11: fffffbfff25f64cf R12: ffffffff89ee5bf0
R13: ffffc90000007de0 R14: ffffffff94b8a820 R15: ffffffff94b8a800
expire_timers kernel/time/timer.c:1842 [inline]
__run_timers kernel/time/timer.c:2417 [inline]
__run_timer_base+0x65a/0x8e0 kernel/time/timer.c:2428
run_timer_base kernel/time/timer.c:2437 [inline]
run_timer_softirq+0x103/0x170 kernel/time/timer.c:2448
handle_softirqs+0x2d6/0x990 kernel/softirq.c:554
do_softirq+0x11b/0x1e0 kernel/softirq.c:455
__local_bh_enable_ip+0x1bb/0x200 kernel/softirq.c:382
local_bh_enable include/linux/bottom_half.h:33 [inline]
rcu_read_unlock_bh include/linux/rcupdate.h:851 [inline]
keep_key_fresh drivers/net/wireguard/send.c:135 [inline]
wg_packet_create_data_done drivers/net/wireguard/send.c:259 [inline]
wg_packet_tx_worker+0x755/0x810 drivers/net/wireguard/send.c:276
process_one_work kernel/workqueue.c:3231 [inline]
process_scheduled_works+0xa2c/0x1830 kernel/workqueue.c:3312
worker_thread+0x86d/0xd70 kernel/workqueue.c:3393
kthread+0x2f0/0x390 kernel/kthread.c:389
ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:147
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244