netlink: 'syz.2.315': attribute type 13 has an invalid length. ------------[ cut here ]------------ WARNING: CPU: 1 PID: 5537 at kernel/softirq.c:401 __local_bh_enable_ip+0x25c/0x37c kernel/softirq.c:401 Modules linked in: CPU: 1 PID: 5537 Comm: syz.2.315 Not tainted syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 224000c5 (nzCv daIF +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __local_bh_enable_ip+0x25c/0x37c 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 : ffff8000219c6820 x29: ffff8000219c6830 x28: dfff800000000000 x27: dfff800000000000 x26: fffffc000338e940 x25: 1fffe0001bcf6379 x24: 0000000000000000 x23: dfff800000000000 x22: 1fffe0001bcf6379 x21: ffff80000febb310 x20: 0000000000000201 x19: ffff0000de7b1bc8 x18: ffff800011b9bf60 x17: ffff80001835b000 x16: ffff8000082eef80 x15: ffff800017e3c000 x14: 0000000000000001 x13: 1fffe00019cb96b9 x12: 0000000000000000 x11: 0000000000000000 x10: ffff600019cb96ba x9 : 0000000000000000 x8 : 0000000100000203 x7 : 0000000000000000 x6 : 0000000000000000 x5 : ffff800018652f00 x4 : 0000000000000008 x3 : ffff8000082ef094 x2 : 0000000000000001 x1 : 0000000000000201 x0 : ffff80000febb310 Call trace: __local_bh_enable_ip+0x25c/0x37c 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] page_pool_producer_unlock net/core/page_pool.c:156 [inline] page_pool_recycle_in_ring net/core/page_pool.c:549 [inline] page_pool_put_defragged_page+0x5d4/0x9f8 net/core/page_pool.c:631 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/0x518 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:2014 [inline] call_netdevice_notifiers_extack net/core/dev.c:2052 [inline] call_netdevice_notifiers net/core/dev.c:2066 [inline] dev_change_tx_queue_len+0x174/0x2d4 net/core/dev.c:8862 do_setlink+0xd18/0x3434 net/core/rtnetlink.c:2859 rtnl_group_changelink net/core/rtnetlink.c:3366 [inline] __rtnl_newlink net/core/rtnetlink.c:3623 [inline] rtnl_newlink+0xd04/0x1a54 net/core/rtnetlink.c:3660 rtnetlink_rcv_msg+0x698/0xcdc net/core/rtnetlink.c:6157 netlink_rcv_skb+0x218/0x3e8 net/netlink/af_netlink.c:2511 rtnetlink_rcv+0x28/0x38 net/core/rtnetlink.c:6175 netlink_unicast_kernel net/netlink/af_netlink.c:1318 [inline] netlink_unicast+0x60c/0x814 net/netlink/af_netlink.c:1344 netlink_sendmsg+0x6f4/0x9c0 net/netlink/af_netlink.c:1872 sock_sendmsg_nosec net/socket.c:718 [inline] __sock_sendmsg net/socket.c:730 [inline] ____sys_sendmsg+0x5c8/0x938 net/socket.c:2518 ___sys_sendmsg net/socket.c:2572 [inline] __sys_sendmsg+0x288/0x374 net/socket.c:2601 __do_sys_sendmsg net/socket.c:2610 [inline] __se_sys_sendmsg net/socket.c:2608 [inline] __arm64_sys_sendmsg+0x80/0x94 net/socket.c:2608 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 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: 3501 hardirqs last enabled at (3499): [] __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:151 [inline] hardirqs last enabled at (3499): [] _raw_spin_unlock_irqrestore+0x48/0xac kernel/locking/spinlock.c:194 hardirqs last disabled at (3500): [] __raw_spin_lock_irqsave include/linux/spinlock_api_smp.h:108 [inline] hardirqs last disabled at (3500): [] _raw_spin_lock_irqsave+0xa4/0xb0 kernel/locking/spinlock.c:162 softirqs last enabled at (3460): [] inet6_fill_ifla6_attrs+0xc8c/0x1ba8 net/ipv6/addrconf.c:5770 softirqs last disabled at (3501): [] spin_lock_bh include/linux/spinlock.h:356 [inline] softirqs last disabled at (3501): [] page_pool_producer_lock net/core/page_pool.c:144 [inline] softirqs last disabled at (3501): [] page_pool_recycle_in_ring net/core/page_pool.c:545 [inline] softirqs last disabled at (3501): [] page_pool_put_defragged_page+0x2dc/0x9f8 net/core/page_pool.c:631 ---[ end trace 0000000000000000 ]--- ================================ WARNING: inconsistent lock state syzkaller #0 Tainted: G W -------------------------------- inconsistent {IN-SOFTIRQ-W} -> {SOFTIRQ-ON-W} usage. syz.2.315/5537 [HC0[0]:SC0[0]:HE0:SE1] takes: ffff0000def8a8a0 (&r->producer_lock){+.?.}-{2:2}, at: spin_lock include/linux/spinlock.h:351 [inline] ffff0000def8a8a0 (&r->producer_lock){+.?.}-{2:2}, at: ptr_ring_resize_multiple include/linux/ptr_ring.h:640 [inline] ffff0000def8a8a0 (&r->producer_lock){+.?.}-{2:2}, at: tun_queue_resize drivers/net/tun.c:3666 [inline] ffff0000def8a8a0 (&r->producer_lock){+.?.}-{2:2}, at: tun_device_event+0x6c0/0xe80 drivers/net/tun.c:3686 {IN-SOFTIRQ-W} state was registered at: lock_acquire+0x20c/0x63c 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+0x9d0/0x1320 drivers/net/tun.c:1133 __netdev_start_xmit include/linux/netdevice.h:4894 [inline] netdev_start_xmit include/linux/netdevice.h:4908 [inline] xmit_one net/core/dev.c:3695 [inline] dev_hard_start_xmit+0x234/0x8cc net/core/dev.c:3711 sch_direct_xmit+0x210/0x474 net/sched/sch_generic.c:345 __dev_xmit_skb net/core/dev.c:3932 [inline] __dev_queue_xmit+0x13bc/0x3118 net/core/dev.c:4337 dev_queue_xmit include/linux/netdevice.h:3051 [inline] neigh_hh_output include/net/neighbour.h:529 [inline] neigh_output include/net/neighbour.h:543 [inline] ip6_finish_output2+0xd28/0x1840 net/ipv6/ip6_output.c:138 __ip6_finish_output net/ipv6/ip6_output.c:205 [inline] ip6_finish_output+0x594/0x92c net/ipv6/ip6_output.c:216 NF_HOOK_COND include/linux/netfilter.h:291 [inline] ip6_output+0x274/0x500 net/ipv6/ip6_output.c:237 dst_output include/net/dst.h:453 [inline] ip6_local_out+0x120/0x15c net/ipv6/output_core.c:161 ip6tunnel_xmit include/net/ip6_tunnel.h:161 [inline] udp_tunnel6_xmit_skb+0x434/0x8f0 net/ipv6/ip6_udp_tunnel.c:109 tipc_udp_xmit+0x484/0x9b8 net/tipc/udp_media.c:220 tipc_udp_send_msg+0x254/0x380 net/tipc/udp_media.c:258 tipc_bearer_xmit_skb+0x240/0x380 net/tipc/bearer.c:577 tipc_disc_timeout+0x4d8/0x628 net/tipc/discover.c:338 call_timer_fn+0x1b8/0x95c kernel/time/timer.c:1701 expire_timers kernel/time/timer.c:1752 [inline] __run_timers+0x478/0x6f0 kernel/time/timer.c:2023 run_timer_softirq+0x7c/0x114 kernel/time/timer.c:2036 handle_softirqs+0x318/0xc60 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+0x30/0x48 arch/arm64/kernel/entry.S:897 do_softirq_own_stack+0x20/0x2c arch/arm64/kernel/irq.c:85 invoke_softirq kernel/softirq.c:477 [inline] __irq_exit_rcu+0x23c/0x438 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 generic_test_bit include/asm-generic/bitops/generic-non-atomic.h:128 [inline] sock_flag include/net/sock.h:1009 [inline] __unix_dgram_recvmsg+0x56c/0xb04 net/unix/af_unix.c:2494 unix_dgram_recvmsg+0xd0/0xe8 net/unix/af_unix.c:2548 sock_recvmsg_nosec net/socket.c:1022 [inline] ____sys_recvmsg+0x678/0x768 net/socket.c:2735 ___sys_recvmsg net/socket.c:2779 [inline] do_recvmmsg+0x388/0xa0c net/socket.c:2873 __sys_recvmmsg net/socket.c:2952 [inline] __do_sys_recvmmsg net/socket.c:2975 [inline] __se_sys_recvmmsg net/socket.c:2968 [inline] __arm64_sys_recvmmsg+0x17c/0x23c net/socket.c:2968 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 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: 3502 hardirqs last enabled at (3499): [] __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:151 [inline] hardirqs last enabled at (3499): [] _raw_spin_unlock_irqrestore+0x48/0xac kernel/locking/spinlock.c:194 hardirqs last disabled at (3500): [] __raw_spin_lock_irqsave include/linux/spinlock_api_smp.h:108 [inline] hardirqs last disabled at (3500): [] _raw_spin_lock_irqsave+0xa4/0xb0 kernel/locking/spinlock.c:162 softirqs last enabled at (3502): [] spin_unlock_bh include/linux/spinlock.h:396 [inline] softirqs last enabled at (3502): [] page_pool_producer_unlock net/core/page_pool.c:156 [inline] softirqs last enabled at (3502): [] page_pool_recycle_in_ring net/core/page_pool.c:549 [inline] softirqs last enabled at (3502): [] page_pool_put_defragged_page+0x5d4/0x9f8 net/core/page_pool.c:631 softirqs last disabled at (3501): [] spin_lock_bh include/linux/spinlock.h:356 [inline] softirqs last disabled at (3501): [] page_pool_producer_lock net/core/page_pool.c:144 [inline] softirqs last disabled at (3501): [] page_pool_recycle_in_ring net/core/page_pool.c:545 [inline] softirqs last disabled at (3501): [] page_pool_put_defragged_page+0x2dc/0x9f8 net/core/page_pool.c:631 other info that might help us debug this: Possible unsafe locking scenario: CPU0 ---- lock(&r->producer_lock); lock(&r->producer_lock); *** DEADLOCK *** 3 locks held by syz.2.315/5537: #0: ffff800017890988 (rtnl_mutex){+.+.}-{3:3}, at: rtnl_lock net/core/rtnetlink.c:74 [inline] #0: ffff800017890988 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg+0x650/0xcdc net/core/rtnetlink.c:6154 #1: ffff0000def8a920 (&r->consumer_lock){+.+.}-{2:2}, at: ptr_ring_resize_multiple include/linux/ptr_ring.h:639 [inline] #1: ffff0000def8a920 (&r->consumer_lock){+.+.}-{2:2}, at: tun_queue_resize drivers/net/tun.c:3666 [inline] #1: ffff0000def8a920 (&r->consumer_lock){+.+.}-{2:2}, at: tun_device_event+0x69c/0xe80 drivers/net/tun.c:3686 #2: ffff0000def8a8a0 (&r->producer_lock){+.?.}-{2:2}, at: spin_lock include/linux/spinlock.h:351 [inline] #2: ffff0000def8a8a0 (&r->producer_lock){+.?.}-{2:2}, at: ptr_ring_resize_multiple include/linux/ptr_ring.h:640 [inline] #2: ffff0000def8a8a0 (&r->producer_lock){+.?.}-{2:2}, at: tun_queue_resize drivers/net/tun.c:3666 [inline] #2: ffff0000def8a8a0 (&r->producer_lock){+.?.}-{2:2}, at: tun_device_event+0x6c0/0xe80 drivers/net/tun.c:3686 stack backtrace: CPU: 1 PID: 5537 Comm: syz.2.315 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 Call trace: dump_backtrace+0x1c0/0x1ec 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+0xf4/0x15c 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+0x850/0xab0 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+0x1f8/0x37c 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] page_pool_producer_unlock net/core/page_pool.c:156 [inline] page_pool_recycle_in_ring net/core/page_pool.c:549 [inline] page_pool_put_defragged_page+0x5d4/0x9f8 net/core/page_pool.c:631 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/0x518 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:2014 [inline] call_netdevice_notifiers_extack net/core/dev.c:2052 [inline] call_netdevice_notifiers net/core/dev.c:2066 [inline] dev_change_tx_queue_len+0x174/0x2d4 net/core/dev.c:8862 do_setlink+0xd18/0x3434 net/core/rtnetlink.c:2859 rtnl_group_changelink net/core/rtnetlink.c:3366 [inline] __rtnl_newlink net/core/rtnetlink.c:3623 [inline] rtnl_newlink+0xd04/0x1a54 net/core/rtnetlink.c:3660 rtnetlink_rcv_msg+0x698/0xcdc net/core/rtnetlink.c:6157 netlink_rcv_skb+0x218/0x3e8 net/netlink/af_netlink.c:2511 rtnetlink_rcv+0x28/0x38 net/core/rtnetlink.c:6175 netlink_unicast_kernel net/netlink/af_netlink.c:1318 [inline] netlink_unicast+0x60c/0x814 net/netlink/af_netlink.c:1344 netlink_sendmsg+0x6f4/0x9c0 net/netlink/af_netlink.c:1872 sock_sendmsg_nosec net/socket.c:718 [inline] __sock_sendmsg net/socket.c:730 [inline] ____sys_sendmsg+0x5c8/0x938 net/socket.c:2518 ___sys_sendmsg net/socket.c:2572 [inline] __sys_sendmsg+0x288/0x374 net/socket.c:2601 __do_sys_sendmsg net/socket.c:2610 [inline] __se_sys_sendmsg net/socket.c:2608 [inline] __arm64_sys_sendmsg+0x80/0x94 net/socket.c:2608 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 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: 5537 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: 5537 Comm: syz.2.315 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (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 : ffff8000219c6980 x29: ffff8000219c6980 x28: 0000000000000000 x27: 1fffe0001bdf1530 x26: 0000000000000000 x25: dfff800000000000 x24: 1fffe0001bdf1531 x23: 0000000000000000 x22: ffff0000f5b1f800 x21: ffff0000def8a988 x20: ffff0000def8a908 x19: 0000000000000000 x18: ffff800011b9bf60 x17: 0000000000000000 x16: ffff80000804309c x15: 0000000000000002 x14: 0000000000000001 x13: 1ffff00004338c80 x12: 0000000000080000 x11: 000000000007ffff x10: ffff800027189000 x9 : 5eb39ba64a406700 x8 : 5eb39ba64a406700 x7 : 0000000000000001 x6 : 0000000000000001 x5 : ffff8000219c6418 x4 : ffff800015304cc0 x3 : ffff800008319678 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:2014 [inline] call_netdevice_notifiers_extack net/core/dev.c:2052 [inline] call_netdevice_notifiers net/core/dev.c:2066 [inline] dev_change_tx_queue_len+0x174/0x2d4 net/core/dev.c:8862 do_setlink+0xd18/0x3434 net/core/rtnetlink.c:2859 rtnl_group_changelink net/core/rtnetlink.c:3366 [inline] __rtnl_newlink net/core/rtnetlink.c:3623 [inline] rtnl_newlink+0xd04/0x1a54 net/core/rtnetlink.c:3660 rtnetlink_rcv_msg+0x698/0xcdc net/core/rtnetlink.c:6157 netlink_rcv_skb+0x218/0x3e8 net/netlink/af_netlink.c:2511 rtnetlink_rcv+0x28/0x38 net/core/rtnetlink.c:6175 netlink_unicast_kernel net/netlink/af_netlink.c:1318 [inline] netlink_unicast+0x60c/0x814 net/netlink/af_netlink.c:1344 netlink_sendmsg+0x6f4/0x9c0 net/netlink/af_netlink.c:1872 sock_sendmsg_nosec net/socket.c:718 [inline] __sock_sendmsg net/socket.c:730 [inline] ____sys_sendmsg+0x5c8/0x938 net/socket.c:2518 ___sys_sendmsg net/socket.c:2572 [inline] __sys_sendmsg+0x288/0x374 net/socket.c:2601 __do_sys_sendmsg net/socket.c:2610 [inline] __se_sys_sendmsg net/socket.c:2608 [inline] __arm64_sys_sendmsg+0x80/0x94 net/socket.c:2608 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 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: 3502 hardirqs last enabled at (3499): [] __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:151 [inline] hardirqs last enabled at (3499): [] _raw_spin_unlock_irqrestore+0x48/0xac kernel/locking/spinlock.c:194 hardirqs last disabled at (3500): [] __raw_spin_lock_irqsave include/linux/spinlock_api_smp.h:108 [inline] hardirqs last disabled at (3500): [] _raw_spin_lock_irqsave+0xa4/0xb0 kernel/locking/spinlock.c:162 softirqs last enabled at (3502): [] spin_unlock_bh include/linux/spinlock.h:396 [inline] softirqs last enabled at (3502): [] page_pool_producer_unlock net/core/page_pool.c:156 [inline] softirqs last enabled at (3502): [] page_pool_recycle_in_ring net/core/page_pool.c:549 [inline] softirqs last enabled at (3502): [] page_pool_put_defragged_page+0x5d4/0x9f8 net/core/page_pool.c:631 softirqs last disabled at (3501): [] spin_lock_bh include/linux/spinlock.h:356 [inline] softirqs last disabled at (3501): [] page_pool_producer_lock net/core/page_pool.c:144 [inline] softirqs last disabled at (3501): [] page_pool_recycle_in_ring net/core/page_pool.c:545 [inline] softirqs last disabled at (3501): [] page_pool_put_defragged_page+0x2dc/0x9f8 net/core/page_pool.c:631 ---[ end trace 0000000000000000 ]--- IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready