[ OK ] Started Getty on tty2. [ OK ] Started Getty on tty1. [ OK ] Started Serial Getty on ttyS0. [ OK ] Started OpenBSD Secure Shell server. [ OK ] Started getty on tty2-tty6 if dbus and logind are not available. Debian GNU/Linux 9 syzkaller ttyS0 Warning: Permanently added '10.128.0.65' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 65.207909][ T8425] ------------[ cut here ]------------ [ 65.213879][ T8425] WARNING: CPU: 0 PID: 8425 at mm/page_alloc.c:5175 __alloc_pages+0x437/0x500 [ 65.223240][ T8425] Modules linked in: [ 65.227211][ T8425] CPU: 0 PID: 8425 Comm: syz-executor671 Not tainted 5.13.0-rc3-syzkaller #0 [ 65.236425][ T8425] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 65.246554][ T8425] RIP: 0010:__alloc_pages+0x437/0x500 [ 65.252019][ T8425] Code: 89 ef 89 6c 24 48 c6 44 24 78 00 4c 89 74 24 60 e8 9e da ff ff 49 89 c5 e9 94 fd ff ff 0f 0b e9 c9 fd ff ff 40 80 e5 3f eb be <0f> 0b e9 41 ff ff ff 4c 89 ef 44 89 e6 45 31 ed e8 f4 81 ff ff e9 [ 65.271841][ T8425] RSP: 0018:ffffc9000c9d73c8 EFLAGS: 00010246 [ 65.278028][ T8425] RAX: 0000000000000000 RBX: 1ffff9200193ae7a RCX: dffffc0000000000 [ 65.286335][ T8425] RDX: 0000000000000000 RSI: 0000000000000014 RDI: 0000000000040dc0 [ 65.294721][ T8425] RBP: 0000000000000000 R08: 00000000ffffffff R09: 0000000000000000 [ 65.302930][ T8425] R10: ffffffff81b6c821 R11: 0000000000000000 R12: ffffffff907a68e0 [ 65.310904][ T8425] R13: 0000000000000014 R14: 0000000000000000 R15: ffff8880143d9d00 [ 65.318925][ T8425] FS: 000000000053f300(0000) GS:ffff8880b9c00000(0000) knlGS:0000000000000000 [ 65.327915][ T8425] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 65.334573][ T8425] CR2: 000000002000030c CR3: 000000002792b000 CR4: 00000000001506f0 [ 65.342602][ T8425] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 65.350586][ T8425] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 65.358611][ T8425] Call Trace: [ 65.361888][ T8425] ? __alloc_pages_slowpath.constprop.0+0x2140/0x2140 [ 65.368728][ T8425] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 65.375144][ T8425] ? nla_get_range_signed+0x520/0x520 [ 65.380665][ T8425] alloc_pages+0x18c/0x2a0 [ 65.385140][ T8425] ? __nla_validate+0x3c/0x50 [ 65.389826][ T8425] kmalloc_order+0x34/0xf0 [ 65.394351][ T8425] kmalloc_order_trace+0x14/0x130 [ 65.399405][ T8425] netlbl_cipsov4_add+0x5a9/0x23e0 [ 65.404824][ T8425] ? netlbl_cipsov4_list+0x1350/0x1350 [ 65.410498][ T8425] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 65.416836][ T8425] ? genl_family_rcv_msg_attrs_parse.constprop.0+0x1b7/0x290 [ 65.424478][ T8425] ? genl_family_rcv_msg_attrs_parse.constprop.0+0xaf/0x290 [ 65.431767][ T8425] genl_family_rcv_msg_doit+0x228/0x320 [ 65.437399][ T8425] ? genl_family_rcv_msg_attrs_parse.constprop.0+0x290/0x290 [ 65.444855][ T8425] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 65.451099][ T8425] ? ns_capable+0xde/0x100 [ 65.455600][ T8425] genl_rcv_msg+0x328/0x580 [ 65.460115][ T8425] ? genl_get_cmd+0x480/0x480 [ 65.464834][ T8425] ? netlbl_cipsov4_list+0x1350/0x1350 [ 65.470303][ T8425] ? lock_release+0x720/0x720 [ 65.475075][ T8425] netlink_rcv_skb+0x153/0x420 [ 65.479872][ T8425] ? genl_get_cmd+0x480/0x480 [ 65.484592][ T8425] ? netlink_ack+0xaa0/0xaa0 [ 65.489200][ T8425] genl_rcv+0x24/0x40 [ 65.493261][ T8425] netlink_unicast+0x533/0x7d0 [ 65.498043][ T8425] ? netlink_attachskb+0x870/0x870 [ 65.503197][ T8425] ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70 [ 65.509452][ T8425] ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70 [ 65.515980][ T8425] ? __phys_addr_symbol+0x2c/0x70 [ 65.521219][ T8425] ? __sanitizer_cov_trace_cmp8+0x1d/0x70 [ 65.527014][ T8425] ? __check_object_size+0x171/0x3f0 [ 65.532414][ T8425] netlink_sendmsg+0x856/0xd90 [ 65.537203][ T8425] ? netlink_unicast+0x7d0/0x7d0 [ 65.542181][ T8425] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 65.548506][ T8425] ? netlink_unicast+0x7d0/0x7d0 [ 65.553516][ T8425] sock_sendmsg+0xcf/0x120 [ 65.557940][ T8425] ____sys_sendmsg+0x6e8/0x810 [ 65.562759][ T8425] ? kernel_sendmsg+0x50/0x50 [ 65.567524][ T8425] ? do_recvmmsg+0x6d0/0x6d0 [ 65.572212][ T8425] ? lock_chain_count+0x20/0x20 [ 65.577077][ T8425] ? netlink_recvmsg+0x826/0xee0 [ 65.582091][ T8425] ___sys_sendmsg+0xf3/0x170 [ 65.586697][ T8425] ? sendmsg_copy_msghdr+0x160/0x160 [ 65.592065][ T8425] ? __lock_acquire+0x16a7/0x5230 [ 65.597114][ T8425] ? lockdep_hardirqs_on_prepare+0x400/0x400 [ 65.603285][ T8425] ? lockdep_hardirqs_on_prepare+0x400/0x400 [ 65.609283][ T8425] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 65.615675][ T8425] ? __fget_light+0x215/0x280 [ 65.620390][ T8425] ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70 [ 65.626949][ T8425] __sys_sendmsg+0xe5/0x1b0 [ 65.631675][ T8425] ? __sys_sendmsg_sock+0x30/0x30 [ 65.637009][ T8425] ? syscall_enter_from_user_mode+0x27/0x70 [ 65.642999][ T8425] do_syscall_64+0x3a/0xb0 [ 65.647454][ T8425] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 65.653436][ T8425] RIP: 0033:0x43fb09 [ 65.657335][ T8425] Code: 28 c3 e8 5a 14 00 00 66 2e 0f 1f 84 00 00 00 00 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 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 [ 65.677008][ T8425] RSP: 002b:00007ffe63155378 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 65.685491][ T8425] RAX: ffffffffffffffda RBX: 00000000004004a0 RCX: 000000000043fb09 [ 65.693548][ T8425] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000003 [ 65.701516][ T8425] RBP: 0000000000403570 R08: 0000000000000002 R09: 00000000004004a0 [ 65.709549][ T8425] R10: 0000000000000008 R11: 0000000000000246 R12: 0000000000403600 [ 65.717615][ T8425] R13: 0000000000000000 R14: 00000000004ad018 R15: 00000000004004a0 [ 65.725692][ T8425] Kernel panic - not syncing: panic_on_warn set ... [ 65.732277][ T8425] CPU: 0 PID: 8425 Comm: syz-executor671 Not tainted 5.13.0-rc3-syzkaller #0 [ 65.741102][ T8425] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 65.751241][ T8425] Call Trace: [ 65.754528][ T8425] dump_stack+0x141/0x1d7 [ 65.758850][ T8425] panic+0x306/0x73d [ 65.762734][ T8425] ? __warn_printk+0xf3/0xf3 [ 65.767322][ T8425] ? __warn.cold+0x1a/0x44 [ 65.771765][ T8425] ? __alloc_pages+0x437/0x500 [ 65.776522][ T8425] __warn.cold+0x35/0x44 [ 65.780781][ T8425] ? __alloc_pages+0x437/0x500 [ 65.785540][ T8425] report_bug+0x1bd/0x210 [ 65.789877][ T8425] handle_bug+0x3c/0x60 [ 65.794022][ T8425] exc_invalid_op+0x14/0x40 [ 65.798517][ T8425] asm_exc_invalid_op+0x12/0x20 [ 65.803369][ T8425] RIP: 0010:__alloc_pages+0x437/0x500 [ 65.808734][ T8425] Code: 89 ef 89 6c 24 48 c6 44 24 78 00 4c 89 74 24 60 e8 9e da ff ff 49 89 c5 e9 94 fd ff ff 0f 0b e9 c9 fd ff ff 40 80 e5 3f eb be <0f> 0b e9 41 ff ff ff 4c 89 ef 44 89 e6 45 31 ed e8 f4 81 ff ff e9 [ 65.828450][ T8425] RSP: 0018:ffffc9000c9d73c8 EFLAGS: 00010246 [ 65.834559][ T8425] RAX: 0000000000000000 RBX: 1ffff9200193ae7a RCX: dffffc0000000000 [ 65.842530][ T8425] RDX: 0000000000000000 RSI: 0000000000000014 RDI: 0000000000040dc0 [ 65.850510][ T8425] RBP: 0000000000000000 R08: 00000000ffffffff R09: 0000000000000000 [ 65.858490][ T8425] R10: ffffffff81b6c821 R11: 0000000000000000 R12: ffffffff907a68e0 [ 65.866450][ T8425] R13: 0000000000000014 R14: 0000000000000000 R15: ffff8880143d9d00 [ 65.874524][ T8425] ? policy_node+0xe1/0x140 [ 65.879045][ T8425] ? __alloc_pages_slowpath.constprop.0+0x2140/0x2140 [ 65.885794][ T8425] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 65.892028][ T8425] ? nla_get_range_signed+0x520/0x520 [ 65.897403][ T8425] alloc_pages+0x18c/0x2a0 [ 65.901800][ T8425] ? __nla_validate+0x3c/0x50 [ 65.906462][ T8425] kmalloc_order+0x34/0xf0 [ 65.910873][ T8425] kmalloc_order_trace+0x14/0x130 [ 65.916053][ T8425] netlbl_cipsov4_add+0x5a9/0x23e0 [ 65.921168][ T8425] ? netlbl_cipsov4_list+0x1350/0x1350 [ 65.926615][ T8425] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 65.932846][ T8425] ? genl_family_rcv_msg_attrs_parse.constprop.0+0x1b7/0x290 [ 65.940201][ T8425] ? genl_family_rcv_msg_attrs_parse.constprop.0+0xaf/0x290 [ 65.947996][ T8425] genl_family_rcv_msg_doit+0x228/0x320 [ 65.953535][ T8425] ? genl_family_rcv_msg_attrs_parse.constprop.0+0x290/0x290 [ 65.960916][ T8425] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 65.967146][ T8425] ? ns_capable+0xde/0x100 [ 65.971573][ T8425] genl_rcv_msg+0x328/0x580 [ 65.976086][ T8425] ? genl_get_cmd+0x480/0x480 [ 65.980747][ T8425] ? netlbl_cipsov4_list+0x1350/0x1350 [ 65.986197][ T8425] ? lock_release+0x720/0x720 [ 65.990864][ T8425] netlink_rcv_skb+0x153/0x420 [ 65.995612][ T8425] ? genl_get_cmd+0x480/0x480 [ 66.000272][ T8425] ? netlink_ack+0xaa0/0xaa0 [ 66.004873][ T8425] genl_rcv+0x24/0x40 [ 66.008857][ T8425] netlink_unicast+0x533/0x7d0 [ 66.013610][ T8425] ? netlink_attachskb+0x870/0x870 [ 66.018704][ T8425] ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70 [ 66.024929][ T8425] ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70 [ 66.031152][ T8425] ? __phys_addr_symbol+0x2c/0x70 [ 66.036161][ T8425] ? __sanitizer_cov_trace_cmp8+0x1d/0x70 [ 66.041958][ T8425] ? __check_object_size+0x171/0x3f0 [ 66.047262][ T8425] netlink_sendmsg+0x856/0xd90 [ 66.052020][ T8425] ? netlink_unicast+0x7d0/0x7d0 [ 66.056949][ T8425] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 66.063178][ T8425] ? netlink_unicast+0x7d0/0x7d0 [ 66.068101][ T8425] sock_sendmsg+0xcf/0x120 [ 66.072508][ T8425] ____sys_sendmsg+0x6e8/0x810 [ 66.077258][ T8425] ? kernel_sendmsg+0x50/0x50 [ 66.081936][ T8425] ? do_recvmmsg+0x6d0/0x6d0 [ 66.086549][ T8425] ? lock_chain_count+0x20/0x20 [ 66.091386][ T8425] ? netlink_recvmsg+0x826/0xee0 [ 66.096318][ T8425] ___sys_sendmsg+0xf3/0x170 [ 66.100895][ T8425] ? sendmsg_copy_msghdr+0x160/0x160 [ 66.106167][ T8425] ? __lock_acquire+0x16a7/0x5230 [ 66.111204][ T8425] ? lockdep_hardirqs_on_prepare+0x400/0x400 [ 66.117184][ T8425] ? lockdep_hardirqs_on_prepare+0x400/0x400 [ 66.123157][ T8425] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 66.129386][ T8425] ? __fget_light+0x215/0x280 [ 66.134083][ T8425] ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70 [ 66.140320][ T8425] __sys_sendmsg+0xe5/0x1b0 [ 66.144809][ T8425] ? __sys_sendmsg_sock+0x30/0x30 [ 66.149826][ T8425] ? syscall_enter_from_user_mode+0x27/0x70 [ 66.155723][ T8425] do_syscall_64+0x3a/0xb0 [ 66.160140][ T8425] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 66.166019][ T8425] RIP: 0033:0x43fb09 [ 66.169906][ T8425] Code: 28 c3 e8 5a 14 00 00 66 2e 0f 1f 84 00 00 00 00 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 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 [ 66.189495][ T8425] RSP: 002b:00007ffe63155378 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 66.197892][ T8425] RAX: ffffffffffffffda RBX: 00000000004004a0 RCX: 000000000043fb09 [ 66.205848][ T8425] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000003 [ 66.213802][ T8425] RBP: 0000000000403570 R08: 0000000000000002 R09: 00000000004004a0 [ 66.221755][ T8425] R10: 0000000000000008 R11: 0000000000000246 R12: 0000000000403600 [ 66.229718][ T8425] R13: 0000000000000000 R14: 00000000004ad018 R15: 00000000004004a0 [ 66.238598][ T8425] Kernel Offset: disabled [ 66.242996][ T8425] Rebooting in 86400 seconds..