[ OK ] Reached target Graphical Interface. Starting Update UTMP about System Runlevel Changes... Starting Load/Save RF Kill Switch Status... [ OK ] Started Load/Save RF Kill Switch Status. [ OK ] Started Update UTMP about System Runlevel Changes. Debian GNU/Linux 9 syzkaller ttyS0 Warning: Permanently added '10.128.0.92' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 67.406622][ T8516] ------------[ cut here ]------------ [ 67.412224][ T8516] unsupported nla_type 0 [ 67.412612][ T8516] WARNING: CPU: 0 PID: 8516 at net/xfrm/xfrm_compat.c:279 xfrm_alloc_compat+0xf39/0x10d0 [ 67.427479][ T8516] Modules linked in: [ 67.431855][ T8516] CPU: 1 PID: 8516 Comm: syz-executor718 Not tainted 5.10.0-rc1-syzkaller #0 [ 67.440843][ T8516] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 67.451010][ T8516] RIP: 0010:xfrm_alloc_compat+0xf39/0x10d0 [ 67.456816][ T8516] Code: de e8 0b 35 d3 f9 84 db 0f 85 b0 f8 ff ff e8 ee 3c d3 f9 8b 74 24 08 48 c7 c7 40 eb 51 8a c6 05 d5 c7 3b 05 01 e8 ca 78 0e 01 <0f> 0b e9 8d f8 ff ff e8 cb 3c d3 f9 8b 14 24 48 c7 c7 00 eb 51 8a [ 67.476518][ T8516] RSP: 0018:ffffc9000153f378 EFLAGS: 00010282 [ 67.482656][ T8516] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000 [ 67.490731][ T8516] RDX: ffff88801e938000 RSI: ffffffff8158ce75 RDI: fffff520002a7e61 [ 67.499484][ T8516] RBP: 000000000000000c R08: 0000000000000001 R09: ffff8880b9e2005b [ 67.507463][ T8516] R10: 0000000000000000 R11: 0000000000000000 R12: 00000000ffffffa1 [ 67.515562][ T8516] R13: ffff88802ccf18f8 R14: ffff888013357b40 R15: ffff88801c247dc0 [ 67.523725][ T8516] FS: 0000000001de9880(0000) GS:ffff8880b9f00000(0000) knlGS:0000000000000000 [ 67.532779][ T8516] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 67.539433][ T8516] CR2: 00007fbeb80b26c0 CR3: 000000002588e000 CR4: 00000000001506e0 [ 67.547402][ T8516] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 67.555449][ T8516] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 67.563489][ T8516] Call Trace: [ 67.566790][ T8516] ? xfrm_attr_cpy32+0x1d0/0x1d0 [ 67.572418][ T8516] xfrm_alloc_userspi+0x66a/0xa30 [ 67.577466][ T8516] ? cgroup_bpf_prog_attach+0x140/0x320 [ 67.583078][ T8516] ? xfrm_send_report+0x510/0x510 [ 67.588213][ T8516] ? __nla_parse+0x3d/0x50 [ 67.592627][ T8516] ? xfrm_send_report+0x510/0x510 [ 67.597642][ T8516] xfrm_user_rcv_msg+0x42f/0x8b0 [ 67.602628][ T8516] ? xfrm_do_migrate+0x800/0x800 [ 67.607575][ T8516] ? lockdep_hardirqs_on_prepare+0x410/0x410 [ 67.613748][ T8516] ? __mutex_lock+0x626/0x10e0 [ 67.618623][ T8516] netlink_rcv_skb+0x153/0x420 [ 67.623407][ T8516] ? xfrm_do_migrate+0x800/0x800 [ 67.629363][ T8516] ? netlink_ack+0xaa0/0xaa0 [ 67.633959][ T8516] xfrm_netlink_rcv+0x6b/0x90 [ 67.638724][ T8516] netlink_unicast+0x533/0x7d0 [ 67.643501][ T8516] ? netlink_attachskb+0x810/0x810 [ 67.648870][ T8516] ? __phys_addr_symbol+0x2c/0x70 [ 67.653907][ T8516] ? __check_object_size+0x171/0x3f0 [ 67.659248][ T8516] netlink_sendmsg+0x856/0xd90 [ 67.664138][ T8516] ? netlink_unicast+0x7d0/0x7d0 [ 67.669188][ T8516] ? bpf_lsm_socket_sendmsg+0x5/0x10 [ 67.674476][ T8516] ? netlink_unicast+0x7d0/0x7d0 [ 67.679606][ T8516] sock_sendmsg+0xcf/0x120 [ 67.684045][ T8516] ____sys_sendmsg+0x331/0x810 [ 67.688922][ T8516] ? kernel_sendmsg+0x50/0x50 [ 67.693606][ T8516] ? do_recvmmsg+0x6c0/0x6c0 [ 67.698291][ T8516] ? __lock_acquire+0xbbf/0x5590 [ 67.703356][ T8516] ___sys_sendmsg+0xf3/0x170 [ 67.707953][ T8516] ? sendmsg_copy_msghdr+0x160/0x160 [ 67.713347][ T8516] ? lockdep_hardirqs_on_prepare+0x410/0x410 [ 67.719411][ T8516] ? release_pages+0x59b/0x1690 [ 67.724264][ T8516] ? lock_chain_count+0x20/0x20 [ 67.729207][ T8516] ? find_held_lock+0x2d/0x110 [ 67.733972][ T8516] ? do_huge_pmd_anonymous_page+0x12cc/0x2050 [ 67.740113][ T8516] ? lock_downgrade+0x6d0/0x6d0 [ 67.744973][ T8516] ? __fget_light+0x215/0x280 [ 67.749743][ T8516] __sys_sendmmsg+0x195/0x470 [ 67.754437][ T8516] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 67.760507][ T8516] ? sockfd_lookup_light+0xc6/0x180 [ 67.765699][ T8516] ? __sys_sendmsg+0x10c/0x1b0 [ 67.770555][ T8516] ? __sys_sendmsg_sock+0xb0/0xb0 [ 67.775612][ T8516] ? vmacache_update+0xce/0x140 [ 67.780535][ T8516] __x64_sys_sendmmsg+0x99/0x100 [ 67.785477][ T8516] ? syscall_enter_from_user_mode+0x1d/0x50 [ 67.791560][ T8516] do_syscall_64+0x2d/0x70 [ 67.795997][ T8516] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 67.801956][ T8516] RIP: 0033:0x440339 [ 67.805864][ T8516] 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 7b 13 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 67.825551][ T8516] RSP: 002b:00007fff229a46b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 67.834032][ T8516] RAX: ffffffffffffffda RBX: 00000000004002c8 RCX: 0000000000440339 [ 67.842118][ T8516] RDX: 00000000000000f1 RSI: 0000000020000180 RDI: 0000000000000003 [ 67.850155][ T8516] RBP: 00000000006ca018 R08: 00000000004002c8 R09: 00000000004002c8 [ 67.858225][ T8516] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000401b40 [ 67.866194][ T8516] R13: 0000000000401bd0 R14: 0000000000000000 R15: 0000000000000000 [ 67.874236][ T8516] Kernel panic - not syncing: panic_on_warn set ... [ 67.880854][ T8516] CPU: 1 PID: 8516 Comm: syz-executor718 Not tainted 5.10.0-rc1-syzkaller #0 [ 67.889613][ T8516] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 67.899657][ T8516] Call Trace: [ 67.902961][ T8516] dump_stack+0x107/0x163 [ 67.907438][ T8516] panic+0x306/0x73d [ 67.911358][ T8516] ? __warn_printk+0xf3/0xf3 [ 67.916079][ T8516] ? __warn.cold+0x1d/0xbb [ 67.920492][ T8516] ? __warn.cold+0x14/0xbb [ 67.924912][ T8516] ? xfrm_alloc_compat+0xf39/0x10d0 [ 67.930116][ T8516] __warn.cold+0x38/0xbb [ 67.934348][ T8516] ? wake_up_klogd.part.0+0x8e/0xd0 [ 67.939536][ T8516] ? xfrm_alloc_compat+0xf39/0x10d0 [ 67.944734][ T8516] report_bug+0x1bd/0x210 [ 67.949052][ T8516] handle_bug+0x3c/0x60 [ 67.953195][ T8516] exc_invalid_op+0x14/0x40 [ 67.957823][ T8516] asm_exc_invalid_op+0x12/0x20 [ 67.962675][ T8516] RIP: 0010:xfrm_alloc_compat+0xf39/0x10d0 [ 67.968553][ T8516] Code: de e8 0b 35 d3 f9 84 db 0f 85 b0 f8 ff ff e8 ee 3c d3 f9 8b 74 24 08 48 c7 c7 40 eb 51 8a c6 05 d5 c7 3b 05 01 e8 ca 78 0e 01 <0f> 0b e9 8d f8 ff ff e8 cb 3c d3 f9 8b 14 24 48 c7 c7 00 eb 51 8a [ 67.988153][ T8516] RSP: 0018:ffffc9000153f378 EFLAGS: 00010282 [ 67.994225][ T8516] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000 [ 68.002183][ T8516] RDX: ffff88801e938000 RSI: ffffffff8158ce75 RDI: fffff520002a7e61 [ 68.010149][ T8516] RBP: 000000000000000c R08: 0000000000000001 R09: ffff8880b9e2005b [ 68.018122][ T8516] R10: 0000000000000000 R11: 0000000000000000 R12: 00000000ffffffa1 [ 68.026343][ T8516] R13: ffff88802ccf18f8 R14: ffff888013357b40 R15: ffff88801c247dc0 [ 68.034334][ T8516] ? vprintk_func+0x95/0x1e0 [ 68.038920][ T8516] ? xfrm_alloc_compat+0xf39/0x10d0 [ 68.044108][ T8516] ? xfrm_attr_cpy32+0x1d0/0x1d0 [ 68.049031][ T8516] xfrm_alloc_userspi+0x66a/0xa30 [ 68.054175][ T8516] ? cgroup_bpf_prog_attach+0x140/0x320 [ 68.059719][ T8516] ? xfrm_send_report+0x510/0x510 [ 68.064732][ T8516] ? __nla_parse+0x3d/0x50 [ 68.069270][ T8516] ? xfrm_send_report+0x510/0x510 [ 68.074307][ T8516] xfrm_user_rcv_msg+0x42f/0x8b0 [ 68.079824][ T8516] ? xfrm_do_migrate+0x800/0x800 [ 68.084750][ T8516] ? lockdep_hardirqs_on_prepare+0x410/0x410 [ 68.090830][ T8516] ? __mutex_lock+0x626/0x10e0 [ 68.095610][ T8516] netlink_rcv_skb+0x153/0x420 [ 68.100371][ T8516] ? xfrm_do_migrate+0x800/0x800 [ 68.105296][ T8516] ? netlink_ack+0xaa0/0xaa0 [ 68.109883][ T8516] xfrm_netlink_rcv+0x6b/0x90 [ 68.114553][ T8516] netlink_unicast+0x533/0x7d0 [ 68.119302][ T8516] ? netlink_attachskb+0x810/0x810 [ 68.124412][ T8516] ? __phys_addr_symbol+0x2c/0x70 [ 68.129427][ T8516] ? __check_object_size+0x171/0x3f0 [ 68.134725][ T8516] netlink_sendmsg+0x856/0xd90 [ 68.139478][ T8516] ? netlink_unicast+0x7d0/0x7d0 [ 68.144429][ T8516] ? bpf_lsm_socket_sendmsg+0x5/0x10 [ 68.149825][ T8516] ? netlink_unicast+0x7d0/0x7d0 [ 68.154747][ T8516] sock_sendmsg+0xcf/0x120 [ 68.159147][ T8516] ____sys_sendmsg+0x331/0x810 [ 68.163896][ T8516] ? kernel_sendmsg+0x50/0x50 [ 68.168592][ T8516] ? do_recvmmsg+0x6c0/0x6c0 [ 68.173186][ T8516] ? __lock_acquire+0xbbf/0x5590 [ 68.178542][ T8516] ___sys_sendmsg+0xf3/0x170 [ 68.183147][ T8516] ? sendmsg_copy_msghdr+0x160/0x160 [ 68.188572][ T8516] ? lockdep_hardirqs_on_prepare+0x410/0x410 [ 68.194550][ T8516] ? release_pages+0x59b/0x1690 [ 68.199392][ T8516] ? lock_chain_count+0x20/0x20 [ 68.204248][ T8516] ? find_held_lock+0x2d/0x110 [ 68.209002][ T8516] ? do_huge_pmd_anonymous_page+0x12cc/0x2050 [ 68.215085][ T8516] ? lock_downgrade+0x6d0/0x6d0 [ 68.219927][ T8516] ? __fget_light+0x215/0x280 [ 68.224600][ T8516] __sys_sendmmsg+0x195/0x470 [ 68.229266][ T8516] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 68.234286][ T8516] ? sockfd_lookup_light+0xc6/0x180 [ 68.239486][ T8516] ? __sys_sendmsg+0x10c/0x1b0 [ 68.244244][ T8516] ? __sys_sendmsg_sock+0xb0/0xb0 [ 68.249263][ T8516] ? vmacache_update+0xce/0x140 [ 68.254107][ T8516] __x64_sys_sendmmsg+0x99/0x100 [ 68.259041][ T8516] ? syscall_enter_from_user_mode+0x1d/0x50 [ 68.264928][ T8516] do_syscall_64+0x2d/0x70 [ 68.269334][ T8516] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 68.275224][ T8516] RIP: 0033:0x440339 [ 68.279106][ T8516] 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 7b 13 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 68.298789][ T8516] RSP: 002b:00007fff229a46b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 68.307190][ T8516] RAX: ffffffffffffffda RBX: 00000000004002c8 RCX: 0000000000440339 [ 68.315164][ T8516] RDX: 00000000000000f1 RSI: 0000000020000180 RDI: 0000000000000003 [ 68.323133][ T8516] RBP: 00000000006ca018 R08: 00000000004002c8 R09: 00000000004002c8 [ 68.331095][ T8516] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000401b40 [ 68.339058][ T8516] R13: 0000000000401bd0 R14: 0000000000000000 R15: 0000000000000000 [ 68.348071][ T8516] Kernel Offset: disabled [ 68.352508][ T8516] Rebooting in 86400 seconds..