------------[ cut here ]------------ WARNING: CPU: 1 PID: 4690 at kernel/softirq.c:401 __local_bh_enable_ip+0x25c/0x380 kernel/softirq.c:401 Modules linked in: CPU: 1 PID: 4690 Comm: syz.3.52 Not tainted 6.1.147-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 pstate: 204000c5 (nzCv daIF +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : __local_bh_enable_ip+0x25c/0x380 kernel/softirq.c:401 lr : __raw_spin_unlock_bh include/linux/spinlock_api_smp.h:167 [inline] lr : _raw_spin_unlock_bh+0x48/0x58 kernel/locking/spinlock.c:210 sp : ffff8000224767f0 x29: ffff800022476800 x28: 1fffe0001e7484b8 x27: 1fffe0001e7484d9 x26: dfff800000000000 x25: 1fffe0001ed29379 x24: 0000000000000000 x23: dfff800000000000 x22: 1fffe0001ed29379 x21: ffff80000fe15814 x20: 0000000000000201 x19: ffff0000f6949bc8 x18: ffff800011aabce0 x17: ffff8000181e7000 x16: ffff8000082e7bb0 x15: ffff800017cc7fc0 x14: ffff0000f694a658 x13: ffff0000f694a6d0 x12: 0000000000000001 x11: 1fffe0001e7484b9 x10: 0000000000000000 x9 : 0000000000000000 x8 : 0000000100000203 x7 : 0000000000000000 x6 : 0000000000000000 x5 : ffff8000183d80f8 x4 : 0000000000000008 x3 : ffff8000082e7cc4 x2 : 0000000000000001 x1 : 0000000000000201 x0 : ffff80000fe15814 Call trace: __local_bh_enable_ip+0x25c/0x380 kernel/softirq.c:401 __raw_spin_unlock_bh include/linux/spinlock_api_smp.h:167 [inline] _raw_spin_unlock_bh+0x48/0x58 kernel/locking/spinlock.c:210 spin_unlock_bh include/linux/spinlock.h:396 [inline] ptr_ring_produce_bh include/linux/ptr_ring.h:164 [inline] page_pool_recycle_in_ring net/core/page_pool.c:545 [inline] page_pool_put_defragged_page+0x4d0/0xae8 net/core/page_pool.c:632 page_pool_put_page include/net/page_pool.h:326 [inline] page_pool_put_full_page include/net/page_pool.h:334 [inline] __xdp_return+0x3ac/0x524 net/core/xdp.c:384 xdp_return_frame+0x90/0x264 net/core/xdp.c:419 tun_ptr_free drivers/net/tun.c:617 [inline] __ptr_ring_swap_queue include/linux/ptr_ring.h:570 [inline] ptr_ring_resize_multiple include/linux/ptr_ring.h:641 [inline] tun_queue_resize drivers/net/tun.c:3666 [inline] tun_device_event+0x8e4/0xe80 drivers/net/tun.c:3686 notifier_call_chain kernel/notifier.c:87 [inline] raw_notifier_call_chain+0xd4/0x164 kernel/notifier.c:455 call_netdevice_notifiers_info net/core/dev.c:2001 [inline] call_netdevice_notifiers_extack net/core/dev.c:2039 [inline] call_netdevice_notifiers net/core/dev.c:2053 [inline] dev_change_tx_queue_len+0x170/0x2c8 net/core/dev.c:8811 do_setlink+0xcd4/0x32c4 net/core/rtnetlink.c:2856 rtnl_setlink+0x2c0/0x398 net/core/rtnetlink.c:3124 rtnetlink_rcv_msg+0x734/0xce4 net/core/rtnetlink.c:6153 netlink_rcv_skb+0x208/0x3c4 net/netlink/af_netlink.c:2511 rtnetlink_rcv+0x28/0x38 net/core/rtnetlink.c:6171 netlink_unicast_kernel net/netlink/af_netlink.c:1318 [inline] netlink_unicast+0x60c/0x824 net/netlink/af_netlink.c:1344 netlink_sendmsg+0x6e8/0x9b0 net/netlink/af_netlink.c:1872 sock_sendmsg_nosec net/socket.c:718 [inline] __sock_sendmsg net/socket.c:730 [inline] ____sys_sendmsg+0x5b8/0x918 net/socket.c:2519 ___sys_sendmsg net/socket.c:2573 [inline] __sys_sendmsg+0x25c/0x320 net/socket.c:2602 __do_sys_sendmsg net/socket.c:2611 [inline] __se_sys_sendmsg net/socket.c:2609 [inline] __arm64_sys_sendmsg+0x80/0x94 net/socket.c:2609 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2bc arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x13c arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x138 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 245 hardirqs last enabled at (243): [] __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:151 [inline] hardirqs last enabled at (243): [] _raw_spin_unlock_irqrestore+0x48/0xac kernel/locking/spinlock.c:194 hardirqs last disabled at (244): [] __raw_spin_lock_irqsave include/linux/spinlock_api_smp.h:108 [inline] hardirqs last disabled at (244): [] _raw_spin_lock_irqsave+0xa4/0xb4 kernel/locking/spinlock.c:162 softirqs last enabled at (190): [] inet6_fill_ifla6_attrs+0xc70/0x1b6c net/ipv6/addrconf.c:5771 softirqs last disabled at (245): [] spin_lock_bh include/linux/spinlock.h:356 [inline] softirqs last disabled at (245): [] ptr_ring_produce_bh include/linux/ptr_ring.h:162 [inline] softirqs last disabled at (245): [] page_pool_recycle_in_ring net/core/page_pool.c:545 [inline] softirqs last disabled at (245): [] page_pool_put_defragged_page+0x350/0xae8 net/core/page_pool.c:632 ---[ end trace 0000000000000000 ]--- ================================ WARNING: inconsistent lock state 6.1.147-syzkaller #0 Tainted: G W -------------------------------- inconsistent {IN-SOFTIRQ-W} -> {SOFTIRQ-ON-W} usage. syz.3.52/4690 [HC0[0]:SC0[0]:HE0:SE1] takes: ffff0000f1bf88a0 (&r->producer_lock#2){+.?.}-{2:2}, at: spin_lock include/linux/spinlock.h:351 [inline] ffff0000f1bf88a0 (&r->producer_lock#2){+.?.}-{2:2}, at: ptr_ring_resize_multiple include/linux/ptr_ring.h:640 [inline] ffff0000f1bf88a0 (&r->producer_lock#2){+.?.}-{2:2}, at: tun_queue_resize drivers/net/tun.c:3666 [inline] ffff0000f1bf88a0 (&r->producer_lock#2){+.?.}-{2:2}, at: tun_device_event+0x6c0/0xe80 drivers/net/tun.c:3686 {IN-SOFTIRQ-W} state was registered at: lock_acquire+0x20c/0x644 kernel/locking/lockdep.c:5662 __raw_spin_lock include/linux/spinlock_api_smp.h:133 [inline] _raw_spin_lock+0x54/0x6c kernel/locking/spinlock.c:154 spin_lock include/linux/spinlock.h:351 [inline] ptr_ring_produce include/linux/ptr_ring.h:128 [inline] tun_net_xmit+0x9d4/0x132c drivers/net/tun.c:1133 __netdev_start_xmit include/linux/netdevice.h:4896 [inline] netdev_start_xmit include/linux/netdevice.h:4910 [inline] xmit_one net/core/dev.c:3658 [inline] dev_hard_start_xmit+0x244/0x8e0 net/core/dev.c:3674 sch_direct_xmit+0x204/0x480 net/sched/sch_generic.c:342 __dev_xmit_skb net/core/dev.c:3895 [inline] __dev_queue_xmit+0x1384/0x309c net/core/dev.c:4300 dev_queue_xmit include/linux/netdevice.h:3051 [inline] arp_xmit_finish+0x24/0x34 net/ipv4/arp.c:653 NF_HOOK+0x2b8/0x34c include/linux/netfilter.h:302 arp_xmit+0x160/0x26c net/ipv4/arp.c:663 arp_send_dst+0x1f8/0x2c8 net/ipv4/arp.c:320 arp_solicit+0x9b0/0xc44 net/ipv4/arp.c:392 neigh_probe+0xc4/0x128 net/core/neighbour.c:1075 neigh_timer_handler+0x7c0/0xe18 net/core/neighbour.c:1157 call_timer_fn+0x1b8/0x964 kernel/time/timer.c:1504 expire_timers kernel/time/timer.c:1549 [inline] __run_timers+0x460/0x6bc kernel/time/timer.c:1820 run_timer_softirq+0x7c/0x114 kernel/time/timer.c:1833 handle_softirqs+0x318/0xc6c kernel/softirq.c:596 __do_softirq+0x14/0x20 kernel/softirq.c:630 ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:80 call_on_irq_stack+0x24/0x30 arch/arm64/kernel/entry.S:849 do_softirq_own_stack+0x20/0x2c arch/arm64/kernel/irq.c:85 invoke_softirq kernel/softirq.c:477 [inline] __irq_exit_rcu+0x23c/0x43c kernel/softirq.c:679 irq_exit_rcu+0x14/0x84 kernel/softirq.c:691 __el1_irq arch/arm64/kernel/entry-common.c:472 [inline] el1_interrupt+0x38/0x54 arch/arm64/kernel/entry-common.c:486 el1h_64_irq_handler+0x18/0x24 arch/arm64/kernel/entry-common.c:491 el1h_64_irq+0x64/0x68 arch/arm64/kernel/entry.S:581 arch_local_irq_enable arch/arm64/include/asm/irqflags.h:35 [inline] raw_spin_rq_unlock_irq kernel/sched/sched.h:1367 [inline] finish_lock_switch+0xb8/0x1c4 kernel/sched/core.c:5003 finish_task_switch+0x120/0x620 kernel/sched/core.c:5121 context_switch kernel/sched/core.c:5247 [inline] __schedule+0xde0/0x1b18 kernel/sched/core.c:6561 preempt_schedule_common+0xec/0x1a0 kernel/sched/core.c:6730 preempt_schedule+0x64/0x84 kernel/sched/core.c:6754 __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:152 [inline] _raw_spin_unlock_irqrestore+0xa8/0xac kernel/locking/spinlock.c:194 spin_unlock_irqrestore include/linux/spinlock.h:406 [inline] snd_rawmidi_transmit+0xb0/0xec sound/core/rawmidi.c:1478 snd_vmidi_output_work+0x168/0x370 sound/core/seq/seq_virmidi.c:151 process_one_work+0x7f4/0x13a8 kernel/workqueue.c:2292 worker_thread+0x8c8/0xfbc kernel/workqueue.c:2439 kthread+0x250/0x2d8 kernel/kthread.c:376 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:849 irq event stamp: 246 hardirqs last enabled at (243): [] __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:151 [inline] hardirqs last enabled at (243): [] _raw_spin_unlock_irqrestore+0x48/0xac kernel/locking/spinlock.c:194 hardirqs last disabled at (244): [] __raw_spin_lock_irqsave include/linux/spinlock_api_smp.h:108 [inline] hardirqs last disabled at (244): [] _raw_spin_lock_irqsave+0xa4/0xb4 kernel/locking/spinlock.c:162 softirqs last enabled at (246): [] spin_unlock_bh include/linux/spinlock.h:396 [inline] softirqs last enabled at (246): [] ptr_ring_produce_bh include/linux/ptr_ring.h:164 [inline] softirqs last enabled at (246): [] page_pool_recycle_in_ring net/core/page_pool.c:545 [inline] softirqs last enabled at (246): [] page_pool_put_defragged_page+0x4d0/0xae8 net/core/page_pool.c:632 softirqs last disabled at (245): [] spin_lock_bh include/linux/spinlock.h:356 [inline] softirqs last disabled at (245): [] ptr_ring_produce_bh include/linux/ptr_ring.h:162 [inline] softirqs last disabled at (245): [] page_pool_recycle_in_ring net/core/page_pool.c:545 [inline] softirqs last disabled at (245): [] page_pool_put_defragged_page+0x350/0xae8 net/core/page_pool.c:632 other info that might help us debug this: Possible unsafe locking scenario: CPU0 ---- lock(&r->producer_lock#2); lock(&r->producer_lock#2); *** DEADLOCK *** 3 locks held by syz.3.52/4690: #0: ffff80001771f548 (rtnl_mutex){+.+.}-{3:3}, at: rtnl_lock net/core/rtnetlink.c:74 [inline] #0: ffff80001771f548 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg+0x6ec/0xce4 net/core/rtnetlink.c:6150 #1: ffff0000f1bf8920 (&r->consumer_lock){+.+.}-{2:2}, at: ptr_ring_resize_multiple include/linux/ptr_ring.h:639 [inline] #1: ffff0000f1bf8920 (&r->consumer_lock){+.+.}-{2:2}, at: tun_queue_resize drivers/net/tun.c:3666 [inline] #1: ffff0000f1bf8920 (&r->consumer_lock){+.+.}-{2:2}, at: tun_device_event+0x69c/0xe80 drivers/net/tun.c:3686 #2: ffff0000f1bf88a0 (&r->producer_lock#2){+.?.}-{2:2}, at: spin_lock include/linux/spinlock.h:351 [inline] #2: ffff0000f1bf88a0 (&r->producer_lock#2){+.?.}-{2:2}, at: ptr_ring_resize_multiple include/linux/ptr_ring.h:640 [inline] #2: ffff0000f1bf88a0 (&r->producer_lock#2){+.?.}-{2:2}, at: tun_queue_resize drivers/net/tun.c:3666 [inline] #2: ffff0000f1bf88a0 (&r->producer_lock#2){+.?.}-{2:2}, at: tun_device_event+0x6c0/0xe80 drivers/net/tun.c:3686 stack backtrace: CPU: 1 PID: 4690 Comm: syz.3.52 Tainted: G W 6.1.147-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 Call trace: dump_backtrace+0x1c8/0x1f4 arch/arm64/kernel/stacktrace.c:158 show_stack+0x2c/0x3c arch/arm64/kernel/stacktrace.c:165 __dump_stack+0x30/0x40 lib/dump_stack.c:88 dump_stack_lvl+0xf8/0x160 lib/dump_stack.c:106 dump_stack+0x1c/0x5c lib/dump_stack.c:113 print_usage_bug+0x4c0/0x6d8 kernel/locking/lockdep.c:3957 valid_state kernel/locking/lockdep.c:3969 [inline] mark_lock_irq+0x788/0x9e4 kernel/locking/lockdep.c:-1 mark_lock+0x224/0x320 kernel/locking/lockdep.c:4628 mark_held_locks kernel/locking/lockdep.c:4230 [inline] __trace_hardirqs_on_caller kernel/locking/lockdep.c:4256 [inline] lockdep_hardirqs_on_prepare+0x38c/0x7a8 kernel/locking/lockdep.c:4315 trace_hardirqs_on+0x164/0x23c kernel/trace/trace_preemptirq.c:49 __local_bh_enable_ip+0x1f8/0x380 kernel/softirq.c:426 __raw_spin_unlock_bh include/linux/spinlock_api_smp.h:167 [inline] _raw_spin_unlock_bh+0x48/0x58 kernel/locking/spinlock.c:210 spin_unlock_bh include/linux/spinlock.h:396 [inline] ptr_ring_produce_bh include/linux/ptr_ring.h:164 [inline] page_pool_recycle_in_ring net/core/page_pool.c:545 [inline] page_pool_put_defragged_page+0x4d0/0xae8 net/core/page_pool.c:632 page_pool_put_page include/net/page_pool.h:326 [inline] page_pool_put_full_page include/net/page_pool.h:334 [inline] __xdp_return+0x3ac/0x524 net/core/xdp.c:384 xdp_return_frame+0x90/0x264 net/core/xdp.c:419 tun_ptr_free drivers/net/tun.c:617 [inline] __ptr_ring_swap_queue include/linux/ptr_ring.h:570 [inline] ptr_ring_resize_multiple include/linux/ptr_ring.h:641 [inline] tun_queue_resize drivers/net/tun.c:3666 [inline] tun_device_event+0x8e4/0xe80 drivers/net/tun.c:3686 notifier_call_chain kernel/notifier.c:87 [inline] raw_notifier_call_chain+0xd4/0x164 kernel/notifier.c:455 call_netdevice_notifiers_info net/core/dev.c:2001 [inline] call_netdevice_notifiers_extack net/core/dev.c:2039 [inline] call_netdevice_notifiers net/core/dev.c:2053 [inline] dev_change_tx_queue_len+0x170/0x2c8 net/core/dev.c:8811 do_setlink+0xcd4/0x32c4 net/core/rtnetlink.c:2856 rtnl_setlink+0x2c0/0x398 net/core/rtnetlink.c:3124 rtnetlink_rcv_msg+0x734/0xce4 net/core/rtnetlink.c:6153 netlink_rcv_skb+0x208/0x3c4 net/netlink/af_netlink.c:2511 rtnetlink_rcv+0x28/0x38 net/core/rtnetlink.c:6171 netlink_unicast_kernel net/netlink/af_netlink.c:1318 [inline] netlink_unicast+0x60c/0x824 net/netlink/af_netlink.c:1344 netlink_sendmsg+0x6e8/0x9b0 net/netlink/af_netlink.c:1872 sock_sendmsg_nosec net/socket.c:718 [inline] __sock_sendmsg net/socket.c:730 [inline] ____sys_sendmsg+0x5b8/0x918 net/socket.c:2519 ___sys_sendmsg net/socket.c:2573 [inline] __sys_sendmsg+0x25c/0x320 net/socket.c:2602 __do_sys_sendmsg net/socket.c:2611 [inline] __se_sys_sendmsg net/socket.c:2609 [inline] __arm64_sys_sendmsg+0x80/0x94 net/socket.c:2609 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2bc arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x13c arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x138 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 ------------[ cut here ]------------ raw_local_irq_restore() called with IRQs enabled WARNING: CPU: 1 PID: 4690 at kernel/locking/irqflag-debug.c:10 warn_bogus_irq_restore+0x34/0x44 kernel/locking/irqflag-debug.c:10 Modules linked in: CPU: 1 PID: 4690 Comm: syz.3.52 Tainted: G W 6.1.147-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : warn_bogus_irq_restore+0x34/0x44 kernel/locking/irqflag-debug.c:10 lr : warn_bogus_irq_restore+0x34/0x44 kernel/locking/irqflag-debug.c:10 sp : ffff800022476940 x29: ffff800022476940 x28: 0000000000000000 x27: 1fffe0001e37f130 x26: 0000000000000000 x25: dfff800000000000 x24: 1fffe0001e37f131 x23: 0000000000000000 x22: ffff0000d7f73400 x21: ffff0000f1bf8988 x20: ffff0000f1bf8908 x19: 0000000000000000 x18: ffff800011aabce0 x17: 0000000000000000 x16: ffff800008042c60 x15: 0000000000000002 x14: 00000000ffffffff x13: 0000000000000001 x12: 0000000000080000 x11: 000000000007ffff x10: ffff800026bfd000 x9 : 125cee0327550000 x8 : 125cee0327550000 x7 : 0000000000000001 x6 : 0000000000000001 x5 : ffff8000224763d8 x4 : ffff800015194800 x3 : ffff800008311d68 x2 : 0000000000000001 x1 : 0000000000000001 x0 : 0000000000000000 Call trace: warn_bogus_irq_restore+0x34/0x44 kernel/locking/irqflag-debug.c:10 __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:151 [inline] _raw_spin_unlock_irqrestore+0xa0/0xac kernel/locking/spinlock.c:194 spin_unlock_irqrestore include/linux/spinlock.h:406 [inline] ptr_ring_resize_multiple include/linux/ptr_ring.h:644 [inline] tun_queue_resize drivers/net/tun.c:3666 [inline] tun_device_event+0xbf8/0xe80 drivers/net/tun.c:3686 notifier_call_chain kernel/notifier.c:87 [inline] raw_notifier_call_chain+0xd4/0x164 kernel/notifier.c:455 call_netdevice_notifiers_info net/core/dev.c:2001 [inline] call_netdevice_notifiers_extack net/core/dev.c:2039 [inline] call_netdevice_notifiers net/core/dev.c:2053 [inline] dev_change_tx_queue_len+0x170/0x2c8 net/core/dev.c:8811 do_setlink+0xcd4/0x32c4 net/core/rtnetlink.c:2856 rtnl_setlink+0x2c0/0x398 net/core/rtnetlink.c:3124 rtnetlink_rcv_msg+0x734/0xce4 net/core/rtnetlink.c:6153 netlink_rcv_skb+0x208/0x3c4 net/netlink/af_netlink.c:2511 rtnetlink_rcv+0x28/0x38 net/core/rtnetlink.c:6171 netlink_unicast_kernel net/netlink/af_netlink.c:1318 [inline] netlink_unicast+0x60c/0x824 net/netlink/af_netlink.c:1344 netlink_sendmsg+0x6e8/0x9b0 net/netlink/af_netlink.c:1872 sock_sendmsg_nosec net/socket.c:718 [inline] __sock_sendmsg net/socket.c:730 [inline] ____sys_sendmsg+0x5b8/0x918 net/socket.c:2519 ___sys_sendmsg net/socket.c:2573 [inline] __sys_sendmsg+0x25c/0x320 net/socket.c:2602 __do_sys_sendmsg net/socket.c:2611 [inline] __se_sys_sendmsg net/socket.c:2609 [inline] __arm64_sys_sendmsg+0x80/0x94 net/socket.c:2609 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2bc arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x13c arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x138 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 246 hardirqs last enabled at (243): [] __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:151 [inline] hardirqs last enabled at (243): [] _raw_spin_unlock_irqrestore+0x48/0xac kernel/locking/spinlock.c:194 hardirqs last disabled at (244): [] __raw_spin_lock_irqsave include/linux/spinlock_api_smp.h:108 [inline] hardirqs last disabled at (244): [] _raw_spin_lock_irqsave+0xa4/0xb4 kernel/locking/spinlock.c:162 softirqs last enabled at (246): [] spin_unlock_bh include/linux/spinlock.h:396 [inline] softirqs last enabled at (246): [] ptr_ring_produce_bh include/linux/ptr_ring.h:164 [inline] softirqs last enabled at (246): [] page_pool_recycle_in_ring net/core/page_pool.c:545 [inline] softirqs last enabled at (246): [] page_pool_put_defragged_page+0x4d0/0xae8 net/core/page_pool.c:632 softirqs last disabled at (245): [] spin_lock_bh include/linux/spinlock.h:356 [inline] softirqs last disabled at (245): [] ptr_ring_produce_bh include/linux/ptr_ring.h:162 [inline] softirqs last disabled at (245): [] page_pool_recycle_in_ring net/core/page_pool.c:545 [inline] softirqs last disabled at (245): [] page_pool_put_defragged_page+0x350/0xae8 net/core/page_pool.c:632 ---[ end trace 0000000000000000 ]---