R13: 00000000004d3840 R14: 00000000004c85ae R15: 0000000000000015 IPv6: NLM_F_CREATE should be specified when creating new route general protection fault: 0000 [#1] SMP PTI CPU: 0 PID: 15090 Comm: syz-executor1 Not tainted 4.18.0-rc8+ #32 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:__hlist_del include/linux/list.h:651 [inline] RIP: 0010:detach_timer kernel/time/timer.c:817 [inline] RIP: 0010:expire_timers kernel/time/timer.c:1353 [inline] RIP: 0010:__run_timers+0x3ab/0x4b0 kernel/time/timer.c:1666 Code: 7b f2 05 00 eb 0e 66 0f 1f 84 00 00 00 00 00 e8 6b f2 05 00 49 8b 1c 24 4d 8b 74 24 08 49 89 1e 48 85 db 74 1a e8 55 f2 05 00 <4c> 89 73 08 eb 14 0f 1f 44 00 00 66 2e 0f 1f 84 00 00 00 00 00 e8 RSP: 0018:ffff88021fc03e70 EFLAGS: 00010006 RAX: ffffffff8110bbeb RBX: dead000000000200 RCX: ffff8801e88ae040 RDX: 0000000000000100 RSI: 0000000000000201 RDI: ffff88021fc193a8 RBP: ffff88021fc03f30 R08: ffff8801ea2d9ba8 R09: 0000000000000000 R10: ffff8801ea2d9a10 R11: ffffffff8110af60 R12: ffff8801e7083ac0 R13: 0000000000000000 R14: ffff88021fc03eb0 R15: ffff88021fc19380 FS: 00007f86922f5700(0000) GS:ffff88021fc00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000000728010 CR3: 00000001aa176000 CR4: 00000000001406f0 DR0: 00000000200001c0 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600 Call Trace: run_timer_softirq+0x22/0x40 kernel/time/timer.c:1692 __do_softirq+0x1a6/0x2ef kernel/softirq.c:292 invoke_softirq kernel/softirq.c:373 [inline] irq_exit+0xc9/0xd0 kernel/softirq.c:414 exiting_irq arch/x86/include/asm/apic.h:527 [inline] smp_apic_timer_interrupt+0x191/0x1b0 arch/x86/kernel/apic/apic.c:1058 apic_timer_interrupt+0xf/0x20 arch/x86/entry/entry_64.S:868 RIP: 0010:native_restore_fl arch/x86/include/asm/irqflags.h:37 [inline] RIP: 0010:console_unlock+0x74c/0x8f0 arch/x86/include/asm/irqflags.h:78 Code: c6 04 25 c8 d2 a5 83 00 b3 01 eb 07 e8 5d 3d 08 00 31 db e8 d6 35 00 00 48 8b 45 98 48 89 85 58 ff ff ff ff b5 58 ff ff ff 9d <89> d8 0a 45 c7 a8 01 74 1b e8 36 3d 08 00 84 db 0f 84 9e f9 ff ff RSP: 0018:ffff8801aa2474e0 EFLAGS: 00000283 ORIG_RAX: ffffffffffffff13 RAX: 0000000000000283 RBX: 0000000000000000 RCX: 0000000000040000 RDX: ffffc9000733a000 RSI: 0000000000001cfc RDI: 0000000000001cfd RBP: ffff8801aa247588 R08: 0000000000000000 R09: ffffffff83a505e2 R10: ffff8801d3f0b200 R11: ffffffff81d91220 R12: ffffffff81d91220 R13: 000000000000004e R14: 000000000000004e R15: 0000000000000000 vprintk_emit+0x3d3/0x540 kernel/printk/printk.c:1915 vprintk_default+0x28/0x30 kernel/printk/printk.c:1956 vprintk_func+0x78/0x90 kernel/printk/printk_safe.c:382 printk+0x5a/0x70 kernel/printk/printk.c:1992 ip6_route_info_create+0x2b7/0x1040 net/ipv6/route.c:3015 ip6_route_multipath_add net/ipv6/route.c:4406 [inline] inet6_rtm_newroute+0x238/0x930 net/ipv6/route.c:4570 rtnetlink_rcv_msg+0x4bc/0x550 net/core/rtnetlink.c:4665 netlink_rcv_skb+0xe3/0x180 net/netlink/af_netlink.c:2455 rtnetlink_rcv+0x1c/0x20 net/core/rtnetlink.c:4683 netlink_unicast_kernel net/netlink/af_netlink.c:1317 [inline] netlink_unicast+0x45d/0x4b0 net/netlink/af_netlink.c:1343 netlink_sendmsg+0x426/0x470 net/netlink/af_netlink.c:1908 sock_sendmsg_nosec net/socket.c:642 [inline] sock_sendmsg net/socket.c:652 [inline] ___sys_sendmsg+0x240/0x330 net/socket.c:2126 __sys_sendmsg net/socket.c:2164 [inline] __do_sys_sendmsg net/socket.c:2173 [inline] __se_sys_sendmsg net/socket.c:2171 [inline] __x64_sys_sendmsg+0x9f/0xf0 net/socket.c:2171 do_syscall_64+0x61/0x90 arch/x86/entry/common.c:290 entry_SYSCALL_64_after_hwframe+0x44/0xa9 RIP: 0033:0x457089 Code: fd b4 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 b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 RSP: 002b:00007f86922f4c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 00007f86922f56d4 RCX: 0000000000457089 RDX: 0000000000000000 RSI: 0000000020002fc8 RDI: 0000000000000003 RBP: 00000000009300a0 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff R13: 00000000004d38d0 R14: 00000000004c8600 R15: 0000000000000000 Modules linked in: Dumping ftrace buffer: (ftrace buffer empty) ---[ end trace b8348b3b3a023c65 ]--- RIP: 0010:__hlist_del include/linux/list.h:651 [inline] RIP: 0010:detach_timer kernel/time/timer.c:817 [inline] RIP: 0010:expire_timers kernel/time/timer.c:1353 [inline] RIP: 0010:__run_timers+0x3ab/0x4b0 kernel/time/timer.c:1666 Code: 7b f2 05 00 eb 0e 66 0f 1f 84 00 00 00 00 00 e8 6b f2 05 00 49 8b 1c 24 4d 8b 74 24 08 49 89 1e 48 85 db 74 1a e8 55 f2 05 00 <4c> 89 73 08 eb 14 0f 1f 44 00 00 66 2e 0f 1f 84 00 00 00 00 00 e8 RSP: 0018:ffff88021fc03e70 EFLAGS: 00010006 RAX: ffffffff8110bbeb RBX: dead000000000200 RCX: ffff8801e88ae040 RDX: 0000000000000100 RSI: 0000000000000201 RDI: ffff88021fc193a8 RBP: ffff88021fc03f30 R08: ffff8801ea2d9ba8 R09: 0000000000000000 R10: ffff8801ea2d9a10 R11: ffffffff8110af60 R12: ffff8801e7083ac0 R13: 0000000000000000 R14: ffff88021fc03eb0 R15: ffff88021fc19380 FS: 00007f86922f5700(0000) GS:ffff88021fc00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000000728010 CR3: 00000001aa176000 CR4: 00000000001406f0 DR0: 00000000200001c0 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600