Warning: Permanently added '10.128.1.7' (ECDSA) to the list of known hosts. executing program [ 107.812554][T10475] IPv6: ADDRCONF(NETDEV_CHANGE): lo: link becomes ready [ 107.834276][T10475] general protection fault, probably for non-canonical address 0xdffffc0000000056: 0000 [#1] PREEMPT SMP KASAN [ 107.846045][T10475] KASAN: null-ptr-deref in range [0x00000000000002b0-0x00000000000002b7] [ 107.854611][T10475] CPU: 0 PID: 10475 Comm: syz-executor262 Not tainted 5.5.0-syzkaller #0 [ 107.863903][T10475] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 107.874355][T10475] RIP: 0010:inet6_set_link_af+0x66e/0xae0 [ 107.880078][T10475] Code: 38 d0 7f 08 84 c0 0f 85 20 03 00 00 48 8d bb b0 02 00 00 45 0f b6 64 24 04 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 <0f> b6 04 02 84 c0 74 08 3c 03 0f 8e 1a 03 00 00 44 89 a3 b0 02 00 [ 107.899798][T10475] RSP: 0018:ffffc90001f06d40 EFLAGS: 00010206 [ 107.905850][T10475] RAX: dffffc0000000000 RBX: 0000000000000000 RCX: ffffffff86df39a6 [ 107.914003][T10475] RDX: 0000000000000056 RSI: ffffffff86df3e74 RDI: 00000000000002b0 [ 107.921965][T10475] RBP: ffffc90001f06e70 R08: ffff8880a0018100 R09: ffffc90001f06db0 [ 107.929936][T10475] R10: fffff520003e0dbe R11: ffffc90001f06df7 R12: 0000000000000000 [ 107.937911][T10475] R13: 0000000000000000 R14: ffff8880971f6c24 R15: dffffc0000000000 [ 107.946082][T10475] FS: 0000000000ecf880(0000) GS:ffff8880ae800000(0000) knlGS:0000000000000000 [ 107.955113][T10475] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 107.961703][T10475] CR2: 0000559940e6f0f0 CR3: 00000000a8aa8000 CR4: 00000000001406f0 [ 107.969684][T10475] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 107.977666][T10475] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 107.985634][T10475] Call Trace: [ 107.989043][T10475] ? addrconf_sysctl_disable+0x700/0x700 [ 107.994684][T10475] ? mark_held_locks+0xf0/0xf0 [ 108.000964][T10475] ? lock_acquire+0x190/0x410 [ 108.005992][T10475] ? do_setlink+0x2961/0x3720 [ 108.011072][T10475] do_setlink+0x2a9f/0x3720 [ 108.017097][T10475] ? do_setlink+0x2a9f/0x3720 [ 108.027853][T10475] ? rtnl_getlink+0xb50/0xb50 [ 108.032858][T10475] ? __kasan_check_read+0x11/0x20 [ 108.037890][T10475] ? __lock_acquire+0x8a0/0x4a00 [ 108.045098][T10475] ? __kasan_check_read+0x11/0x20 [ 108.051554][T10475] ? __nla_parse+0x43/0x60 [ 108.056383][T10475] ? validate_linkmsg+0x4be/0x7d0 [ 108.061951][T10475] ? find_held_lock+0x35/0x130 [ 108.066979][T10475] ? validate_linkmsg+0x4be/0x7d0 [ 108.072033][T10475] ? lock_downgrade+0x920/0x920 [ 108.077106][T10475] ? __kasan_check_read+0x11/0x20 [ 108.084205][T10475] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 108.091299][T10475] __rtnl_newlink+0xdd1/0x1790 [ 108.096261][T10475] ? lock_downgrade+0x920/0x920 [ 108.101784][T10475] ? __check_heap_object+0x93/0xb3 [ 108.108262][T10475] ? rtnl_link_unregister+0x250/0x250 [ 108.114025][T10475] ? is_bpf_image_address+0x1da/0x290 [ 108.119654][T10475] ? __kernel_text_address+0xd/0x40 [ 108.125540][T10475] ? unwind_get_return_address+0x61/0xa0 [ 108.132063][T10475] ? profile_setup.cold+0xbb/0xbb [ 108.137337][T10475] ? arch_stack_walk+0x97/0xf0 [ 108.142485][T10475] ? stack_trace_save+0x8f/0xc0 [ 108.148546][T10475] ? stack_trace_consume_entry+0x170/0x170 [ 108.156409][T10475] ? is_bpf_image_address+0x1b8/0x290 [ 108.161974][T10475] ? save_stack+0x5c/0x90 [ 108.166925][T10475] ? save_stack+0x23/0x90 [ 108.171471][T10475] ? __kasan_kmalloc.constprop.0+0xcf/0xe0 [ 108.178771][T10475] ? rtnl_newlink+0x4b/0xa0 [ 108.183802][T10475] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 108.189886][T10475] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 108.196468][T10475] ? __kasan_kmalloc.constprop.0+0x30/0xe0 [ 108.202956][T10475] ? kmem_cache_alloc_trace+0x397/0x790 [ 108.210974][T10475] rtnl_newlink+0x69/0xa0 [ 108.216282][T10475] ? __rtnl_newlink+0x1790/0x1790 [ 108.223467][T10475] rtnetlink_rcv_msg+0x45e/0xaf0 [ 108.228652][T10475] ? rtnl_bridge_getlink+0x910/0x910 [ 108.234142][T10475] ? lock_downgrade+0x920/0x920 [ 108.239672][T10475] ? netlink_deliver_tap+0x226/0xbf0 [ 108.245221][T10475] ? find_held_lock+0x35/0x130 [ 108.251049][T10475] netlink_rcv_skb+0x177/0x450 [ 108.257295][T10475] ? rtnl_bridge_getlink+0x910/0x910 [ 108.264224][T10475] ? netlink_ack+0xb50/0xb50 [ 108.269774][T10475] ? __kasan_check_read+0x11/0x20 [ 108.275395][T10475] ? netlink_deliver_tap+0x248/0xbf0 [ 108.280944][T10475] rtnetlink_rcv+0x1d/0x30 [ 108.285373][T10475] netlink_unicast+0x59e/0x7e0 [ 108.290574][T10475] ? netlink_attachskb+0x870/0x870 [ 108.296480][T10475] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 108.302323][T10475] ? __check_object_size+0x3d/0x437 [ 108.307553][T10475] netlink_sendmsg+0x91c/0xea0 [ 108.312324][T10475] ? netlink_unicast+0x7e0/0x7e0 [ 108.317282][T10475] ? aa_sock_msg_perm.isra.0+0xba/0x170 [ 108.323080][T10475] ? apparmor_socket_sendmsg+0x2a/0x30 [ 108.328787][T10475] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 108.335750][T10475] ? security_socket_sendmsg+0x8d/0xc0 [ 108.342183][T10475] ? netlink_unicast+0x7e0/0x7e0 [ 108.347835][T10475] sock_sendmsg+0xd7/0x130 [ 108.352691][T10475] ____sys_sendmsg+0x753/0x880 [ 108.357660][T10475] ? kernel_sendmsg+0x50/0x50 [ 108.362537][T10475] ___sys_sendmsg+0x100/0x170 [ 108.367400][T10475] ? sendmsg_copy_msghdr+0x70/0x70 [ 108.374087][T10475] ? do_huge_pmd_anonymous_page+0xceb/0x1a50 [ 108.380831][T10475] ? prep_transhuge_page+0xa0/0xa0 [ 108.387550][T10475] ? do_page_fault+0x579/0x12e1 [ 108.392706][T10475] ? find_held_lock+0x35/0x130 [ 108.398394][T10475] ? do_page_fault+0x579/0x12e1 [ 108.404014][T10475] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 108.411491][T10475] ? __fget_light+0x1ad/0x270 [ 108.416191][T10475] ? __fdget+0x1b/0x20 [ 108.420594][T10475] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 108.427214][T10475] __sys_sendmsg+0x105/0x1d0 [ 108.431813][T10475] ? __sys_sendmsg_sock+0xc0/0xc0 [ 108.437864][T10475] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 108.443324][T10475] ? do_syscall_64+0x26/0x790 [ 108.447997][T10475] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 108.454132][T10475] ? do_syscall_64+0x26/0x790 [ 108.458936][T10475] __x64_sys_sendmsg+0x78/0xb0 [ 108.463782][T10475] do_syscall_64+0xfa/0x790 [ 108.468384][T10475] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 108.474531][T10475] RIP: 0033:0x4402e9 [ 108.478798][T10475] Code: 18 89 d0 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 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 fb 13 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 108.501861][T10475] RSP: 002b:00007fffe9bc1498 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 108.510601][T10475] RAX: ffffffffffffffda RBX: 00000000004002c8 RCX: 00000000004402e9 [ 108.518970][T10475] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000003 [ 108.528427][T10475] RBP: 00000000006ca018 R08: 0000000000000008 R09: 00000000004002c8 [ 108.536924][T10475] R10: 0000000000000005 R11: 0000000000000246 R12: 0000000000401b70 [ 108.547118][T10475] R13: 0000000000401c00 R14: 0000000000000000 R15: 0000000000000000 [ 108.555650][T10475] Modules linked in: [ 108.581510][T10475] ---[ end trace cfc4db02a49a6186 ]--- [ 108.587190][T10475] RIP: 0010:inet6_set_link_af+0x66e/0xae0 [ 108.599669][T10475] Code: 38 d0 7f 08 84 c0 0f 85 20 03 00 00 48 8d bb b0 02 00 00 45 0f b6 64 24 04 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 <0f> b6 04 02 84 c0 74 08 3c 03 0f 8e 1a 03 00 00 44 89 a3 b0 02 00 [ 108.621804][T10475] RSP: 0018:ffffc90001f06d40 EFLAGS: 00010206 [ 108.628988][T10475] RAX: dffffc0000000000 RBX: 0000000000000000 RCX: ffffffff86df39a6 [ 108.637304][T10475] RDX: 0000000000000056 RSI: ffffffff86df3e74 RDI: 00000000000002b0 [ 108.646571][T10475] RBP: ffffc90001f06e70 R08: ffff8880a0018100 R09: ffffc90001f06db0 [ 108.655057][T10475] R10: fffff520003e0dbe R11: ffffc90001f06df7 R12: 0000000000000000 [ 108.664268][T10475] R13: 0000000000000000 R14: ffff8880971f6c24 R15: dffffc0000000000 [ 108.675961][T10475] FS: 0000000000ecf880(0000) GS:ffff8880ae800000(0000) knlGS:0000000000000000 [ 108.685442][T10475] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 108.694304][T10475] CR2: 0000559940e6f0f0 CR3: 00000000a8aa8000 CR4: 00000000001406f0 [ 108.703557][T10475] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 108.712063][T10475] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 108.720148][T10475] Kernel panic - not syncing: Fatal exception [ 108.727954][T10475] Kernel Offset: disabled [ 108.732300][T10475] Rebooting in 86400 seconds..