kasan: CONFIG_KASAN_INLINE enabled kasan: GPF could be caused by NULL-ptr deref or user memory access general protection fault: 0000 [#1] PREEMPT SMP KASAN CPU: 0 PID: 16673 Comm: syz-executor.1 Not tainted 5.2.0-rc3+ #21 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:dst_dev_put+0x24/0x280 net/core/dst.c:156 Code: 90 90 90 90 90 90 55 48 89 e5 41 56 41 55 41 54 53 48 89 fb e8 bd 77 eb fb 48 89 da 48 b8 00 00 00 00 00 fc ff df 48 c1 ea 03 <80> 3c 02 00 0f 85 e1 01 00 00 48 8d 7b 3a 4c 8b 23 48 b8 00 00 00 RSP: 0018:ffff8880ae809cc8 EFLAGS: 00010203 RAX: dffffc0000000000 RBX: 00000000000000d4 RCX: 1ffffffff1301cbe RDX: 000000000000001a RSI: ffffffff85853043 RDI: 00000000000000d4 RBP: ffff8880ae809ce8 R08: ffff888041b86280 R09: ffff888041b86b70 R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 R13: 0000000000000007 R14: 00000000000000d4 R15: 0000607f51466fb0 FS: 00007ff96619e700(0000) GS:ffff8880ae800000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000000000070e158 CR3: 000000004c924000 CR4: 00000000001406f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: rt_fibinfo_free_cpus.part.0+0xdb/0x130 net/ipv4/fib_semantics.c:202 rt_fibinfo_free_cpus net/ipv4/fib_semantics.c:194 [inline] fib_nh_common_release+0x107/0x280 net/ipv4/fib_semantics.c:215 fib6_nh_release+0x299/0x3a0 net/ipv6/route.c:3235 fib6_info_destroy_rcu+0x11e/0x160 net/ipv6/ip6_fib.c:174 __rcu_reclaim kernel/rcu/rcu.h:222 [inline] rcu_do_batch kernel/rcu/tree.c:2092 [inline] invoke_rcu_callbacks kernel/rcu/tree.c:2310 [inline] rcu_core+0xba5/0x1500 kernel/rcu/tree.c:2291 __do_softirq+0x25c/0x94c kernel/softirq.c:293 invoke_softirq kernel/softirq.c:374 [inline] irq_exit+0x180/0x1d0 kernel/softirq.c:414 exiting_irq arch/x86/include/asm/apic.h:536 [inline] smp_apic_timer_interrupt+0x13b/0x550 arch/x86/kernel/apic/apic.c:1068 apic_timer_interrupt+0xf/0x20 arch/x86/entry/entry_64.S:806 RIP: 0010:arch_local_irq_restore arch/x86/include/asm/paravirt.h:767 [inline] RIP: 0010:console_unlock+0xb7c/0xec0 kernel/printk/printk.c:2471 Code: b2 88 48 c1 e8 03 42 80 3c 30 00 0f 85 e4 02 00 00 48 83 3d f5 0c 58 07 00 0f 84 91 01 00 00 e8 fa 40 16 00 48 8b 7d 98 57 9d <0f> 1f 44 00 00 e9 6d ff ff ff e8 e5 40 16 00 48 8b 7d 08 c7 05 57 RSP: 0018:ffff8880939df3d0 EFLAGS: 00000212 ORIG_RAX: ffffffffffffff13 RAX: 0000000000040000 RBX: 0000000000000200 RCX: ffffc90008006000 RDX: 0000000000016c08 RSI: ffffffff815a6706 RDI: 0000000000000212 RBP: ffff8880939df458 R08: ffff888041b86280 R09: ffff888041b86b70 R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 R13: ffffffff8425f650 R14: dffffc0000000000 R15: ffffffff891a0ed0 vprintk_emit+0x2a0/0x700 kernel/printk/printk.c:1986 vprintk_default+0x28/0x30 kernel/printk/printk.c:2013 vprintk_func+0x7e/0x189 kernel/printk/printk_safe.c:386 printk+0xba/0xed kernel/printk/printk.c:2046 __netdev_printk+0x255/0x283 net/core/dev.c:9602 netdev_warn+0xd7/0x109 net/core/dev.c:9647 hsr_dev_open.cold+0x1c/0x3b net/hsr/hsr_device.c:175 __dev_open+0x230/0x3d0 net/core/dev.c:1405 __dev_change_flags+0x565/0x6e0 net/core/dev.c:7550 dev_change_flags+0x92/0x170 net/core/dev.c:7621 devinet_ioctl+0x1434/0x1cd0 net/ipv4/devinet.c:1129 inet_ioctl+0x1f4/0x340 net/ipv4/af_inet.c:948 sock_do_ioctl+0xd8/0x2f0 net/socket.c:1043 sock_ioctl+0x3ed/0x780 net/socket.c:1194 vfs_ioctl fs/ioctl.c:46 [inline] file_ioctl fs/ioctl.c:509 [inline] do_vfs_ioctl+0xd5f/0x1380 fs/ioctl.c:696 ksys_ioctl+0xab/0xd0 fs/ioctl.c:713 __do_sys_ioctl fs/ioctl.c:720 [inline] __se_sys_ioctl fs/ioctl.c:718 [inline] __x64_sys_ioctl+0x73/0xb0 fs/ioctl.c:718 do_syscall_64+0xfd/0x680 arch/x86/entry/common.c:301 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x459279 Code: fd b7 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 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 RSP: 002b:00007ff96619dc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000459279 RDX: 0000000020000040 RSI: 0000000000008914 RDI: 0000000000000003 RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007ff96619e6d4 R13: 00000000004c4eaf R14: 00000000004d8ee0 R15: 00000000ffffffff Modules linked in: ---[ end trace 10273c12ebb72d8e ]--- RIP: 0010:dst_dev_put+0x24/0x280 net/core/dst.c:156 Code: 90 90 90 90 90 90 55 48 89 e5 41 56 41 55 41 54 53 48 89 fb e8 bd 77 eb fb 48 89 da 48 b8 00 00 00 00 00 fc ff df 48 c1 ea 03 <80> 3c 02 00 0f 85 e1 01 00 00 48 8d 7b 3a 4c 8b 23 48 b8 00 00 00 RSP: 0018:ffff8880ae809cc8 EFLAGS: 00010203 RAX: dffffc0000000000 RBX: 00000000000000d4 RCX: 1ffffffff1301cbe RDX: 000000000000001a RSI: ffffffff85853043 RDI: 00000000000000d4 RBP: ffff8880ae809ce8 R08: ffff888041b86280 R09: ffff888041b86b70 R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 R13: 0000000000000007 R14: 00000000000000d4 R15: 0000607f51466fb0 FS: 00007ff96619e700(0000) GS:ffff8880ae800000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000000000070e158 CR3: 000000004c924000 CR4: 00000000001406f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400