general protection fault, probably for non-canonical address 0xe00004708085a04b: 0000 [#1] PREEMPT SMP KASAN KASAN: probably user-memory-access in range [0x00004384042d0258-0x00004384042d025f] CPU: 1 PID: 17284 Comm: syz-executor.1 Not tainted 5.9.0-rc6-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:perf_tp_event_match kernel/events/core.c:9325 [inline] RIP: 0010:perf_tp_event+0x1d5/0xb60 kernel/events/core.c:9376 Code: 89 85 68 fd ff ff eb 0f e8 38 7f e4 ff 48 83 eb 60 0f 84 4a 01 00 00 e8 29 7f e4 ff 48 8d bb d8 01 00 00 48 89 f8 48 c1 e8 03 <42> 0f b6 04 20 84 c0 74 08 3c 03 0f 8e 36 08 00 00 44 8b bb d8 01 RSP: 0018:ffffc90000da8880 EFLAGS: 00010006 RAX: 000008708085a04b RBX: 00004384042d0082 RCX: ffffffff8179efac RDX: ffff8880983fe240 RSI: ffffffff81920817 RDI: 00004384042d025a RBP: ffffc90000da8b70 R08: 0000000000000000 R09: ffff8880983fe247 R10: 0000000000000000 R11: 0000000000000001 R12: dffffc0000000000 R13: ffff8880ae531c70 R14: 0000000000000001 R15: 1ffff11015ca639f FS: 00007f75a7726700(0000) GS:ffff8880ae500000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00000000016a9e60 CR3: 000000009695e000 CR4: 00000000001506e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000600 Call Trace: perf_trace_run_bpf_submit+0x11c/0x210 kernel/events/core.c:9351 perf_trace_sched_wakeup_template+0x364/0x4d0 include/trace/events/sched.h:57 trace_sched_wakeup include/trace/events/sched.h:96 [inline] ttwu_do_wakeup+0x254/0x570 kernel/sched/core.c:2467 ttwu_queue kernel/sched/core.c:2700 [inline] try_to_wake_up+0x565/0x1350 kernel/sched/core.c:2978 hrtimer_wakeup+0x43/0x60 kernel/time/hrtimer.c:1778 __run_hrtimer kernel/time/hrtimer.c:1524 [inline] __hrtimer_run_queues+0x6a9/0xfc0 kernel/time/hrtimer.c:1588 hrtimer_interrupt+0x334/0x940 kernel/time/hrtimer.c:1650 local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1080 [inline] __sysvec_apic_timer_interrupt+0x147/0x5f0 arch/x86/kernel/apic/apic.c:1097 asm_call_on_stack+0xf/0x20 arch/x86/entry/entry_64.S:706 __run_on_irqstack arch/x86/include/asm/irq_stack.h:22 [inline] run_on_irqstack_cond arch/x86/include/asm/irq_stack.h:48 [inline] sysvec_apic_timer_interrupt+0xb2/0xf0 arch/x86/kernel/apic/apic.c:1091 asm_sysvec_apic_timer_interrupt+0x12/0x20 arch/x86/include/asm/idtentry.h:581 RIP: 0010:arch_local_irq_restore arch/x86/include/asm/paravirt.h:770 [inline] RIP: 0010:kfree+0x13c/0x2b0 mm/slab.c:3757 Code: 4c 89 f2 48 89 ee 4c 89 ef e8 90 f7 ff ff 4d 85 e4 0f 85 f3 00 00 00 48 83 3d 47 12 45 08 00 0f 84 6b 01 00 00 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d 41 5c 41 5d 41 5e c3 e8 d1 fc c4 ff e9 28 ff RSP: 0018:ffffc90006387158 EFLAGS: 00000286 RAX: 0000000000001837 RBX: 0000000000000286 RCX: ffffc9000ab42000 RDX: 0000000000040000 RSI: 0000000000000000 RDI: 0000000000000286 RBP: ffff8880a61b2800 R08: 0000000000000001 R09: ffffffff8d1089ff R10: fffffbfff1a2113f R11: 0000000000000000 R12: 0000000000000200 R13: ffff8880aa040600 R14: ffffffff86729969 R15: ffff8880a61b28f0 skb_free_head net/core/skbuff.c:590 [inline] skb_release_data+0x6d9/0x910 net/core/skbuff.c:610 skb_release_all net/core/skbuff.c:664 [inline] __kfree_skb net/core/skbuff.c:678 [inline] consume_skb net/core/skbuff.c:838 [inline] consume_skb+0xc2/0x160 net/core/skbuff.c:832 netlink_broadcast_filtered+0x35c/0xdc0 net/netlink/af_netlink.c:1514 netlink_broadcast+0x35/0x40 net/netlink/af_netlink.c:1536 uevent_net_broadcast_tagged lib/kobject_uevent.c:371 [inline] kobject_uevent_net_broadcast lib/kobject_uevent.c:411 [inline] kobject_uevent_env+0x10de/0x1400 lib/kobject_uevent.c:592 rx_queue_add_kobject net/core/net-sysfs.c:980 [inline] net_rx_queue_update_kobjects+0xee/0x440 net/core/net-sysfs.c:1020 register_queue_kobjects net/core/net-sysfs.c:1654 [inline] netdev_register_kobject+0x271/0x3b0 net/core/net-sysfs.c:1902 register_netdevice+0xd6b/0x1630 net/core/dev.c:9877 internal_dev_create+0x314/0x560 net/openvswitch/vport-internal_dev.c:191 ovs_vport_add+0x141/0x4c0 net/openvswitch/vport.c:201 new_vport+0x16/0x1c0 net/openvswitch/datapath.c:197 ovs_dp_cmd_new+0x4f6/0xec0 net/openvswitch/datapath.c:1713 genl_family_rcv_msg_doit net/netlink/genetlink.c:669 [inline] genl_family_rcv_msg net/netlink/genetlink.c:714 [inline] genl_rcv_msg+0x61d/0x980 net/netlink/genetlink.c:731 netlink_rcv_skb+0x15a/0x430 net/netlink/af_netlink.c:2470 genl_rcv+0x24/0x40 net/netlink/genetlink.c:742 netlink_unicast_kernel net/netlink/af_netlink.c:1304 [inline] netlink_unicast+0x533/0x7d0 net/netlink/af_netlink.c:1330 netlink_sendmsg+0x856/0xd90 net/netlink/af_netlink.c:1919 sock_sendmsg_nosec net/socket.c:651 [inline] sock_sendmsg+0xcf/0x120 net/socket.c:671 ____sys_sendmsg+0x6e8/0x810 net/socket.c:2353 ___sys_sendmsg+0xf3/0x170 net/socket.c:2407 __sys_sendmsg+0xe5/0x1b0 net/socket.c:2440 do_syscall_64+0x2d/0x70 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x44/0xa9 RIP: 0033:0x45e179 Code: 3d b2 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 0b b2 fb ff c3 66 2e 0f 1f 84 00 00 00 00 RSP: 002b:00007f75a7725c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 000000000002d200 RCX: 000000000045e179 RDX: 0000000000000000 RSI: 0000000020000180 RDI: 0000000000000005 RBP: 000000000118cf80 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 000000000118cf4c R13: 00007ffcd30bd91f R14: 00007f75a77269c0 R15: 000000000118cf4c Modules linked in: ---[ end trace f214c57d4916e134 ]--- RIP: 0010:perf_tp_event_match kernel/events/core.c:9325 [inline] RIP: 0010:perf_tp_event+0x1d5/0xb60 kernel/events/core.c:9376 Code: 89 85 68 fd ff ff eb 0f e8 38 7f e4 ff 48 83 eb 60 0f 84 4a 01 00 00 e8 29 7f e4 ff 48 8d bb d8 01 00 00 48 89 f8 48 c1 e8 03 <42> 0f b6 04 20 84 c0 74 08 3c 03 0f 8e 36 08 00 00 44 8b bb d8 01 RSP: 0018:ffffc90000da8880 EFLAGS: 00010006 RAX: 000008708085a04b RBX: 00004384042d0082 RCX: ffffffff8179efac RDX: ffff8880983fe240 RSI: ffffffff81920817 RDI: 00004384042d025a RBP: ffffc90000da8b70 R08: 0000000000000000 R09: ffff8880983fe247 R10: 0000000000000000 R11: 0000000000000001 R12: dffffc0000000000 R13: ffff8880ae531c70 R14: 0000000000000001 R15: 1ffff11015ca639f FS: 00007f75a7726700(0000) GS:ffff8880ae500000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00000000016a9e60 CR3: 000000009695e000 CR4: 00000000001506e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000600