INFO: task kworker/u8:5:340 blocked for more than 143 seconds.
Not tainted 6.9.0-rc3-next-20240412-syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:kworker/u8:5 state:D stack:18736 pid:340 tgid:340 ppid:2 flags:0x00004000
Workqueue: netns cleanup_net
Call Trace:
context_switch kernel/sched/core.c:5409 [inline]
__schedule+0x17e8/0x4a50 kernel/sched/core.c:6746
__schedule_loop kernel/sched/core.c:6823 [inline]
schedule+0x14b/0x320 kernel/sched/core.c:6838
schedule_timeout+0xb0/0x310 kernel/time/timer.c:2558
do_wait_for_common kernel/sched/completion.c:95 [inline]
__wait_for_common kernel/sched/completion.c:116 [inline]
wait_for_common kernel/sched/completion.c:127 [inline]
wait_for_completion+0x355/0x620 kernel/sched/completion.c:148
__flush_workqueue+0x7d6/0x1710 kernel/workqueue.c:3959
peer_remove_after_dead+0x9d/0x1a0 drivers/net/wireguard/peer.c:116
wg_peer_remove_all+0x453/0x4f0 drivers/net/wireguard/peer.c:183
wg_destruct+0x173/0x2e0 drivers/net/wireguard/device.c:254
netdev_run_todo+0xe1a/0x1000 net/core/dev.c:10658
default_device_exit_batch+0xa14/0xa90 net/core/dev.c:11716
ops_exit_list net/core/net_namespace.c:175 [inline]
cleanup_net+0x89d/0xcc0 net/core/net_namespace.c:637
process_one_work kernel/workqueue.c:3218 [inline]
process_scheduled_works+0xa2c/0x1830 kernel/workqueue.c:3299
worker_thread+0x86d/0xd70 kernel/workqueue.c:3380
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
INFO: task syz-executor.0:23641 blocked for more than 144 seconds.
Not tainted 6.9.0-rc3-next-20240412-syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor.0 state:D stack:25048 pid:23641 tgid:23640 ppid:22825 flags:0x00004006
Call Trace:
context_switch kernel/sched/core.c:5409 [inline]
__schedule+0x17e8/0x4a50 kernel/sched/core.c:6746
__schedule_loop kernel/sched/core.c:6823 [inline]
schedule+0x14b/0x320 kernel/sched/core.c:6838
schedule_timeout+0xb0/0x310 kernel/time/timer.c:2558
do_wait_for_common kernel/sched/completion.c:95 [inline]
__wait_for_common kernel/sched/completion.c:116 [inline]
wait_for_common kernel/sched/completion.c:127 [inline]
wait_for_completion+0x355/0x620 kernel/sched/completion.c:148
__flush_work+0xaa9/0xd00 kernel/workqueue.c:4198
__lru_add_drain_all+0x504/0x570 mm/swap.c:900
invalidate_bdev+0x79/0xa0 block/bdev.c:111
btrfs_get_bdev_and_sb+0xfb/0x170 fs/btrfs/volumes.c:490
btrfs_open_one_device fs/btrfs/volumes.c:654 [inline]
open_fs_devices+0x2b4/0x1260 fs/btrfs/volumes.c:1193
btrfs_get_tree_super fs/btrfs/super.c:1821 [inline]
btrfs_get_tree+0x504/0x1920 fs/btrfs/super.c:2084
vfs_get_tree+0x90/0x2a0 fs/super.c:1779
fc_mount+0x1b/0xb0 fs/namespace.c:1125
btrfs_get_tree_subvol fs/btrfs/super.c:2047 [inline]
btrfs_get_tree+0x652/0x1920 fs/btrfs/super.c:2085
vfs_get_tree+0x90/0x2a0 fs/super.c:1779
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:74 [inline]
do_syscall_64+0xfa/0x250 arch/x86/entry/common.c:105
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f6048e7f56a
RSP: 002b:00007f6049b1aef8 EFLAGS: 00000202 ORIG_RAX: 00000000000000a5
RAX: ffffffffffffffda RBX: 00007f6049b1af80 RCX: 00007f6048e7f56a
RDX: 00000000200055c0 RSI: 0000000020000380 RDI: 00007f6049b1af40
RBP: 00000000200055c0 R08: 00007f6049b1af80 R09: 0000000000008000
R10: 0000000000008000 R11: 0000000000000202 R12: 0000000020000380
R13: 00007f6049b1af40 R14: 000000000000559d R15: 0000000020000000
INFO: task syz-executor.3:23653 blocked for more than 145 seconds.
Not tainted 6.9.0-rc3-next-20240412-syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor.3 state:D stack:24664 pid:23653 tgid:23653 ppid:23153 flags:0x00004006
Call Trace:
context_switch kernel/sched/core.c:5409 [inline]
__schedule+0x17e8/0x4a50 kernel/sched/core.c:6746
__schedule_loop kernel/sched/core.c:6823 [inline]
schedule+0x14b/0x320 kernel/sched/core.c:6838
schedule_timeout+0xb0/0x310 kernel/time/timer.c:2558
do_wait_for_common kernel/sched/completion.c:95 [inline]
__wait_for_common kernel/sched/completion.c:116 [inline]
wait_for_common kernel/sched/completion.c:127 [inline]
wait_for_completion+0x355/0x620 kernel/sched/completion.c:148
__synchronize_srcu+0x357/0x400 kernel/rcu/srcutree.c:1396
mmu_notifier_unregister+0x2ca/0x3c0 mm/mmu_notifier.c:829
kvm_destroy_vm arch/x86/kvm/../../../virt/kvm/kvm_main.c:1314 [inline]
kvm_put_kvm+0xc9e/0x1300 arch/x86/kvm/../../../virt/kvm/kvm_main.c:1371
kvm_vm_release+0x46/0x50 arch/x86/kvm/../../../virt/kvm/kvm_main.c:1394
__fput+0x406/0x8b0 fs/file_table.c:422
__do_sys_close fs/open.c:1556 [inline]
__se_sys_close fs/open.c:1541 [inline]
__x64_sys_close+0x7f/0x110 fs/open.c:1541
do_syscall_x64 arch/x86/entry/common.c:74 [inline]
do_syscall_64+0xfa/0x250 arch/x86/entry/common.c:105
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f024ba7cd5a
RSP: 002b:00007ffcc978d5a0 EFLAGS: 00000293 ORIG_RAX: 0000000000000003
RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007f024ba7cd5a
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000009
RBP: 00007f024bbad980 R08: 0000001b32b20000 R09: 000000000000000f
R10: 00000000819d48ef R11: 0000000000000293 R12: 00000000000e36f6
R13: ffffffffffffffff R14: 00007f024b600000 R15: 00000000000e3290
INFO: task syz-executor.3:23655 blocked for more than 146 seconds.
Not tainted 6.9.0-rc3-next-20240412-syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor.3 state:D stack:25944 pid:23655 tgid:23653 ppid:23153 flags:0x00004006
Call Trace:
context_switch kernel/sched/core.c:5409 [inline]
__schedule+0x17e8/0x4a50 kernel/sched/core.c:6746
__schedule_loop kernel/sched/core.c:6823 [inline]
schedule+0x14b/0x320 kernel/sched/core.c:6838
schedule_timeout+0xb0/0x310 kernel/time/timer.c:2558
do_wait_for_common kernel/sched/completion.c:95 [inline]
__wait_for_common kernel/sched/completion.c:116 [inline]
wait_for_common kernel/sched/completion.c:127 [inline]
wait_for_completion+0x355/0x620 kernel/sched/completion.c:148
__synchronize_srcu+0x357/0x400 kernel/rcu/srcutree.c:1396
kvm_io_bus_register_dev+0x41c/0x570 arch/x86/kvm/../../../virt/kvm/kvm_main.c:5901
kvm_pic_init+0x1ad/0x2f0 arch/x86/kvm/i8259.c:612
kvm_arch_vm_ioctl+0x1169/0x1710 arch/x86/kvm/x86.c:7066
kvm_vm_ioctl+0x84c/0xd30 arch/x86/kvm/../../../virt/kvm/kvm_main.c:5297
vfs_ioctl fs/ioctl.c:51 [inline]
__do_sys_ioctl fs/ioctl.c:907 [inline]
__se_sys_ioctl+0xfc/0x170 fs/ioctl.c:893
do_syscall_x64 arch/x86/entry/common.c:74 [inline]
do_syscall_64+0xfa/0x250 arch/x86/entry/common.c:105
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f024ba7de69
RSP: 002b:00007f024c7520c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 00007f024bbabf80 RCX: 00007f024ba7de69
RDX: 0000000000000000 RSI: 000000000000ae60 RDI: 0000000000000006
RBP: 00007f024baca47a R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 000000000000000b R14: 00007f024bbabf80 R15: 00007ffcc978d4d8
INFO: task syz-executor.3:23657 blocked for more than 147 seconds.
Not tainted 6.9.0-rc3-next-20240412-syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor.3 state:D stack:27056 pid:23657 tgid:23653 ppid:23153 flags:0x00000006
Call Trace:
context_switch kernel/sched/core.c:5409 [inline]
__schedule+0x17e8/0x4a50 kernel/sched/core.c:6746
__schedule_loop kernel/sched/core.c:6823 [inline]
schedule+0x14b/0x320 kernel/sched/core.c:6838
schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:6895
__mutex_lock_common kernel/locking/mutex.c:684 [inline]
__mutex_lock+0x6a4/0xd70 kernel/locking/mutex.c:752
kvm_arch_vm_ioctl+0xd6a/0x1710 arch/x86/kvm/x86.c:7099
kvm_vm_ioctl+0x84c/0xd30 arch/x86/kvm/../../../virt/kvm/kvm_main.c:5297
vfs_ioctl fs/ioctl.c:51 [inline]
__do_sys_ioctl fs/ioctl.c:907 [inline]
__se_sys_ioctl+0xfc/0x170 fs/ioctl.c:893
do_syscall_x64 arch/x86/entry/common.c:74 [inline]
do_syscall_64+0xfa/0x250 arch/x86/entry/common.c:105
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f024ba7de69
RSP: 002b:00007f024c7310c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 00007f024bbac050 RCX: 00007f024ba7de69
RDX: 0000000020000280 RSI: 000000004040ae77 RDI: 0000000000000006
RBP: 00007f024baca47a R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 000000000000006e R14: 00007f024bbac050 R15: 00007ffcc978d4d8
INFO: task syz-executor.3:23658 blocked for more than 148 seconds.
Not tainted 6.9.0-rc3-next-20240412-syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor.3 state:D stack:26160 pid:23658 tgid:23653 ppid:23153 flags:0x00000006
Call Trace:
context_switch kernel/sched/core.c:5409 [inline]
__schedule+0x17e8/0x4a50 kernel/sched/core.c:6746
__schedule_loop kernel/sched/core.c:6823 [inline]
schedule+0x14b/0x320 kernel/sched/core.c:6838
schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:6895
__mutex_lock_common kernel/locking/mutex.c:684 [inline]
__mutex_lock+0x6a4/0xd70 kernel/locking/mutex.c:752
kvm_vm_ioctl_create_vcpu+0x5a/0x8f0 arch/x86/kvm/../../../virt/kvm/kvm_main.c:4203
kvm_vm_ioctl+0x7e5/0xd30 arch/x86/kvm/../../../virt/kvm/kvm_main.c:5075
vfs_ioctl fs/ioctl.c:51 [inline]
__do_sys_ioctl fs/ioctl.c:907 [inline]
__se_sys_ioctl+0xfc/0x170 fs/ioctl.c:893
do_syscall_x64 arch/x86/entry/common.c:74 [inline]
do_syscall_64+0xfa/0x250 arch/x86/entry/common.c:105
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f024ba7de69
RSP: 002b:00007f024c7100c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 00007f024bbac120 RCX: 00007f024ba7de69
RDX: 0000000000000000 RSI: 000000000000ae41 RDI: 0000000000000006
RBP: 00007f024baca47a R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 000000000000006e R14: 00007f024bbac120 R15: 00007ffcc978d4d8
INFO: task syz-executor.3:23662 blocked for more than 149 seconds.
Not tainted 6.9.0-rc3-next-20240412-syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor.3 state:D stack:27056 pid:23662 tgid:23653 ppid:23153 flags:0x00004006
Call Trace:
context_switch kernel/sched/core.c:5409 [inline]
__schedule+0x17e8/0x4a50 kernel/sched/core.c:6746
__schedule_loop kernel/sched/core.c:6823 [inline]
schedule+0x14b/0x320 kernel/sched/core.c:6838
schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:6895
__mutex_lock_common kernel/locking/mutex.c:684 [inline]
__mutex_lock+0x6a4/0xd70 kernel/locking/mutex.c:752
kvm_arch_vm_ioctl+0xd13/0x1710 arch/x86/kvm/x86.c:7175
kvm_vm_ioctl+0x84c/0xd30 arch/x86/kvm/../../../virt/kvm/kvm_main.c:5297
vfs_ioctl fs/ioctl.c:51 [inline]
__do_sys_ioctl fs/ioctl.c:907 [inline]
__se_sys_ioctl+0xfc/0x170 fs/ioctl.c:893
do_syscall_x64 arch/x86/entry/common.c:74 [inline]
do_syscall_64+0xfa/0x250 arch/x86/entry/common.c:105
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f024ba7de69
RSP: 002b:00007f024b5ff0c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 00007f024bbac1f0 RCX: 00007f024ba7de69
RDX: 0000000020000080 RSI: 000000008048ae66 RDI: 0000000000000006
RBP: 00007f024baca47a R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 000000000000006e R14: 00007f024bbac1f0 R15: 00007ffcc978d4d8
INFO: task syz-executor.3:23664 blocked for more than 150 seconds.
Not tainted 6.9.0-rc3-next-20240412-syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor.3 state:D stack:21560 pid:23664 tgid:23653 ppid:23153 flags:0x00000006
Call Trace:
context_switch kernel/sched/core.c:5409 [inline]
__schedule+0x17e8/0x4a50 kernel/sched/core.c:6746
__schedule_loop kernel/sched/core.c:6823 [inline]
schedule+0x14b/0x320 kernel/sched/core.c:6838
schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:6895
__mutex_lock_common kernel/locking/mutex.c:684 [inline]
__mutex_lock+0x6a4/0xd70 kernel/locking/mutex.c:752
kvm_set_memory_region arch/x86/kvm/../../../virt/kvm/kvm_main.c:2098 [inline]
kvm_vm_ioctl_set_memory_region+0x62/0xa0 arch/x86/kvm/../../../virt/kvm/kvm_main.c:2111
kvm_vm_ioctl+0xa45/0xd30 arch/x86/kvm/../../../virt/kvm/kvm_main.c:5118
vfs_ioctl fs/ioctl.c:51 [inline]
__do_sys_ioctl fs/ioctl.c:907 [inline]
__se_sys_ioctl+0xfc/0x170 fs/ioctl.c:893
do_syscall_x64 arch/x86/entry/common.c:74 [inline]
do_syscall_64+0xfa/0x250 arch/x86/entry/common.c:105
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f024ba7de69
RSP: 002b:00007f024b5de0c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 00007f024bbac2c0 RCX: 00007f024ba7de69
RDX: 0000000020000180 RSI: 000000004020ae46 RDI: 0000000000000006
RBP: 00007f024baca47a R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 000000000000006e R14: 00007f024bbac2c0 R15: 00007ffcc978d4d8
INFO: task syz-executor.1:23682 blocked for more than 151 seconds.
Not tainted 6.9.0-rc3-next-20240412-syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor.1 state:D stack:24248 pid:23682 tgid:23676 ppid:23302 flags:0x00004006
Call Trace:
context_switch kernel/sched/core.c:5409 [inline]
__schedule+0x17e8/0x4a50 kernel/sched/core.c:6746
__schedule_loop kernel/sched/core.c:6823 [inline]
schedule+0x14b/0x320 kernel/sched/core.c:6838
schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:6895
__mutex_lock_common kernel/locking/mutex.c:684 [inline]
__mutex_lock+0x6a4/0xd70 kernel/locking/mutex.c:752
__lru_add_drain_all+0x66/0x570 mm/swap.c:855
invalidate_bdev+0x79/0xa0 block/bdev.c:111
bdev_disk_changed+0x21d/0x1410 block/partitions/core.c:650
blkdev_get_whole+0x2d6/0x360 block/bdev.c:671
bdev_open+0x2bc/0xc40 block/bdev.c:884
bdev_file_open_by_dev+0x1b0/0x230 block/bdev.c:985
disk_scan_partitions+0x1be/0x2b0 block/genhd.c:369
blkdev_common_ioctl+0x13bf/0x2440 block/ioctl.c:566
blkdev_ioctl+0x4cd/0x6b0 block/ioctl.c:635
vfs_ioctl fs/ioctl.c:51 [inline]
__do_sys_ioctl fs/ioctl.c:907 [inline]
__se_sys_ioctl+0xfc/0x170 fs/ioctl.c:893
do_syscall_x64 arch/x86/entry/common.c:74 [inline]
do_syscall_64+0xfa/0x250 arch/x86/entry/common.c:105
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f98b7c7de69
RSP: 002b:00007f98b89880c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 00007f98b7dac120 RCX: 00007f98b7c7de69
RDX: 0000000000000000 RSI: 000000000000125f RDI: 0000000000000005
RBP: 00007f98b7cca47a R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 000000000000006e R14: 00007f98b7dac120 R15: 00007ffd4314a078
INFO: task syz-executor.2:23704 blocked for more than 152 seconds.
Not tainted 6.9.0-rc3-next-20240412-syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor.2 state:D stack:25360 pid:23704 tgid:23703 ppid:23390 flags:0x00004006
Call Trace:
context_switch kernel/sched/core.c:5409 [inline]
__schedule+0x17e8/0x4a50 kernel/sched/core.c:6746
__schedule_loop kernel/sched/core.c:6823 [inline]
schedule+0x14b/0x320 kernel/sched/core.c:6838
schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:6895
__mutex_lock_common kernel/locking/mutex.c:684 [inline]
__mutex_lock+0x6a4/0xd70 kernel/locking/mutex.c:752
btrfs_get_tree_super fs/btrfs/super.c:1805 [inline]
btrfs_get_tree+0x2dc/0x1920 fs/btrfs/super.c:2084
vfs_get_tree+0x90/0x2a0 fs/super.c:1779
fc_mount+0x1b/0xb0 fs/namespace.c:1125
btrfs_get_tree_subvol fs/btrfs/super.c:2047 [inline]
btrfs_get_tree+0x652/0x1920 fs/btrfs/super.c:2085
vfs_get_tree+0x90/0x2a0 fs/super.c:1779
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:74 [inline]
do_syscall_64+0xfa/0x250 arch/x86/entry/common.c:105
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f603327f56a
RSP: 002b:00007f6034076ef8 EFLAGS: 00000202 ORIG_RAX: 00000000000000a5
RAX: ffffffffffffffda RBX: 00007f6034076f80 RCX: 00007f603327f56a
RDX: 0000000020005100 RSI: 00000000200001c0 RDI: 00007f6034076f40
RBP: 0000000020005100 R08: 00007f6034076f80 R09: 0000000000000016
R10: 0000000000000016 R11: 0000000000000202 R12: 00000000200001c0
R13: 00007f6034076f40 R14: 0000000000005117 R15: 0000000020000380
Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings
Showing all locks held in the system:
1 lock held by khungtaskd/30:
#0: ffffffff8e3340e0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire include/linux/rcupdate.h:329 [inline]
#0: ffffffff8e3340e0 (rcu_read_lock){....}-{1:2}, at: rcu_read_lock include/linux/rcupdate.h:841 [inline]
#0: ffffffff8e3340e0 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x55/0x2a0 kernel/locking/lockdep.c:6614
4 locks held by kworker/u8:5/340:
#0: ffff888015ed5948 ((wq_completion)netns){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3193 [inline]
#0: ffff888015ed5948 ((wq_completion)netns){+.+.}-{0:0}, at: process_scheduled_works+0x90a/0x1830 kernel/workqueue.c:3299
#1: ffffc90002e97d00 (net_cleanup_work){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3194 [inline]
#1: ffffc90002e97d00 (net_cleanup_work){+.+.}-{0:0}, at: process_scheduled_works+0x945/0x1830 kernel/workqueue.c:3299
#2: ffffffff8f5c6f90 (pernet_ops_rwsem){++++}-{3:3}, at: cleanup_net+0x16a/0xcc0 net/core/net_namespace.c:591
#3: ffff88802af09408 (&wg->device_update_lock){+.+.}-{3:3}, at: wg_destruct+0x110/0x2e0 drivers/net/wireguard/device.c:249
2 locks held by getty/4839:
#0: ffff88802ad050a0 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x25/0x70 drivers/tty/tty_ldisc.c:243
#1: ffffc9000312b2f0 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x6b5/0x1e10 drivers/tty/n_tty.c:2201
2 locks held by kworker/0:7/5180:
2 locks held by kworker/u8:9/9206:
1 lock held by syz-executor.4/23486:
2 locks held by syz-executor.0/23641:
#0: ffffffff8e89d068 (uuid_mutex){+.+.}-{3:3}, at: btrfs_get_tree_super fs/btrfs/super.c:1805 [inline]
#0: ffffffff8e89d068 (uuid_mutex){+.+.}-{3:3}, at: btrfs_get_tree+0x2dc/0x1920 fs/btrfs/super.c:2084
#1: ffffffff8e3eba08 (lock#3){+.+.}-{3:3}, at: __lru_add_drain_all+0x66/0x570 mm/swap.c:855
2 locks held by syz-executor.3/23655:
#0: ffffc90004dc9b58 (&kvm->lock){+.+.}-{3:3}, at: kvm_arch_vm_ioctl+0x888/0x1710 arch/x86/kvm/x86.c:7056
#1: ffffc90004dc90a8 (&kvm->slots_lock){+.+.}-{3:3}, at: kvm_pic_init+0x193/0x2f0 arch/x86/kvm/i8259.c:611
1 lock held by syz-executor.3/23657:
#0: ffffc90004dc9b58 (&kvm->lock){+.+.}-{3:3}, at: kvm_arch_vm_ioctl+0xd6a/0x1710 arch/x86/kvm/x86.c:7099
1 lock held by syz-executor.3/23658:
#0: ffffc90004dc9b58 (&kvm->lock){+.+.}-{3:3}, at: kvm_vm_ioctl_create_vcpu+0x5a/0x8f0 arch/x86/kvm/../../../virt/kvm/kvm_main.c:4203
1 lock held by syz-executor.3/23662:
#0: ffffc90004dc9b58 (&kvm->lock){+.+.}-{3:3}, at: kvm_arch_vm_ioctl+0xd13/0x1710 arch/x86/kvm/x86.c:7175
1 lock held by syz-executor.3/23664:
#0: ffffc90004dc90a8 (&kvm->slots_lock){+.+.}-{3:3}, at: kvm_set_memory_region arch/x86/kvm/../../../virt/kvm/kvm_main.c:2098 [inline]
#0: ffffc90004dc90a8 (&kvm->slots_lock){+.+.}-{3:3}, at: kvm_vm_ioctl_set_memory_region+0x62/0xa0 arch/x86/kvm/../../../virt/kvm/kvm_main.c:2111
2 locks held by syz-executor.1/23682:
#0: ffff888020e1b4c8 (&disk->open_mutex){+.+.}-{3:3}, at: bdev_open+0xf5/0xc40 block/bdev.c:872
#1: ffffffff8e3eba08 (lock#3){+.+.}-{3:3}, at: __lru_add_drain_all+0x66/0x570 mm/swap.c:855
1 lock held by syz-executor.2/23704:
#0: ffffffff8e89d068 (uuid_mutex){+.+.}-{3:3}, at: btrfs_get_tree_super fs/btrfs/super.c:1805 [inline]
#0: ffffffff8e89d068 (uuid_mutex){+.+.}-{3:3}, at: btrfs_get_tree+0x2dc/0x1920 fs/btrfs/super.c:2084
2 locks held by syz-executor.2/23754:
#0: ffff8880236c40e0 (&type->s_umount_key#32){++++}-{3:3}, at: __super_lock fs/super.c:56 [inline]
#0: ffff8880236c40e0 (&type->s_umount_key#32){++++}-{3:3}, at: __super_lock_excl fs/super.c:71 [inline]
#0: ffff8880236c40e0 (&type->s_umount_key#32){++++}-{3:3}, at: deactivate_super+0xb5/0xf0 fs/super.c:504
#1: ffffffff8e3eba08 (lock#3){+.+.}-{3:3}, at: __lru_add_drain_all+0x66/0x570 mm/swap.c:855
2 locks held by syz-executor.3/23843:
#0: ffff88802ee4c0e0 (&type->s_umount_key#73/1){+.+.}-{3:3}, at: alloc_super+0x221/0x9d0 fs/super.c:343
#1: ffffffff8e3eba08 (lock#3){+.+.}-{3:3}, at: __lru_add_drain_all+0x66/0x570 mm/swap.c:855
1 lock held by syz-executor.1/23964:
#0: ffffc90002eee0a8 (&kvm->slots_lock){+.+.}-{3:3}, at: kvm_set_memory_region arch/x86/kvm/../../../virt/kvm/kvm_main.c:2098 [inline]
#0: ffffc90002eee0a8 (&kvm->slots_lock){+.+.}-{3:3}, at: kvm_vm_ioctl_set_memory_region+0x62/0xa0 arch/x86/kvm/../../../virt/kvm/kvm_main.c:2111
1 lock held by syz-executor.4/24006:
#0: ffffffff8e380188 (tracepoints_mutex){+.+.}-{3:3}, at: tracepoint_probe_unregister+0x32/0x990 kernel/tracepoint.c:548
1 lock held by syz-executor.3/24018:
#0: ffffffff8e380188 (tracepoints_mutex){+.+.}-{3:3}, at: tracepoint_probe_register_prio_may_exist+0xbb/0x190 kernel/tracepoint.c:478
1 lock held by syz-executor.1/24087:
#0: ffffffff8e380188 (tracepoints_mutex){+.+.}-{3:3}, at: tracepoint_probe_register_prio_may_exist+0xbb/0x190 kernel/tracepoint.c:478
1 lock held by syz-executor.0/24104:
#0: ffffffff8e380188 (tracepoints_mutex){+.+.}-{3:3}, at: tracepoint_probe_register_prio_may_exist+0xbb/0x190 kernel/tracepoint.c:478