[ OK ] Started Getty on tty4. [ OK ] Started Getty on tty3. [ OK ] Started Getty on tty2. [ OK ] Started Getty on tty1. [ OK ] Started Serial Getty on ttyS0. [ OK ] Reached target Login Prompts. [ OK ] Reached target Multi-User System. [ OK ] Reached target Graphical Interface. Starting Update UTMP about System Runlevel Changes... [ OK ] Started Update UTMP about System Runlevel Changes. Debian GNU/Linux 9 syzkaller ttyS0 Warning: Permanently added '10.128.0.64' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 67.678427][ T8443] ------------[ cut here ]------------ [ 67.684159][ T8443] WARNING: CPU: 1 PID: 8443 at mm/page_alloc.c:4979 __alloc_pages_nodemask+0x5f8/0x730 [ 67.695378][ T8443] Modules linked in: [ 67.699445][ T8443] CPU: 0 PID: 8443 Comm: syz-executor137 Not tainted 5.11.0-rc7-syzkaller #0 [ 67.708391][ T8443] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 67.718627][ T8443] RIP: 0010:__alloc_pages_nodemask+0x5f8/0x730 [ 67.724804][ T8443] Code: 00 00 0c 00 0f 85 a7 00 00 00 8b 3c 24 4c 89 f2 44 89 e6 c6 44 24 70 00 48 89 6c 24 58 e8 d0 d7 ff ff 49 89 c5 e9 ea fc ff ff <0f> 0b e9 b5 fd ff ff 89 74 24 14 4c 89 4c 24 08 4c 89 74 24 18 e8 [ 67.744591][ T8443] RSP: 0018:ffffc900010ef3e0 EFLAGS: 00010246 [ 67.750930][ T8443] RAX: 0000000000000000 RBX: 1ffff9200021de80 RCX: 0000000000000000 [ 67.759014][ T8443] RDX: 0000000000000000 RSI: dffffc0000000000 RDI: 0000000000040dc0 [ 67.767085][ T8443] RBP: 0000000000040dc0 R08: 0000000000000000 R09: 0000000000000000 [ 67.775069][ T8443] R10: ffffffff81b2bb31 R11: 0000000000000000 R12: 0000000000000015 [ 67.783410][ T8443] R13: 0000000000000015 R14: 0000000000000000 R15: ffff888013573280 [ 67.806173][ T8443] FS: 0000000000735300(0000) GS:ffff8880b9c00000(0000) knlGS:0000000000000000 [ 67.815174][ T8443] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 67.822044][ T8443] CR2: 000055a4198f0e18 CR3: 0000000018a8b000 CR4: 00000000001506f0 [ 67.830152][ T8443] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 67.838322][ T8443] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 67.846490][ T8443] Call Trace: [ 67.849788][ T8443] ? __sanitizer_cov_trace_switch+0x63/0xf0 [ 67.855721][ T8443] ? __alloc_pages_slowpath.constprop.0+0x2240/0x2240 [ 67.862785][ T8443] ? nla_get_range_signed+0x520/0x520 [ 67.868266][ T8443] alloc_pages_current+0x18c/0x2a0 [ 67.873407][ T8443] kmalloc_order+0x32/0xd0 [ 67.877924][ T8443] kmalloc_order_trace+0x14/0x130 [ 67.882963][ T8443] netlbl_cipsov4_add+0x5a9/0x23e0 [ 67.888173][ T8443] ? netlbl_cipsov4_list+0x1320/0x1320 [ 67.893646][ T8443] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 67.899999][ T8443] ? genl_family_rcv_msg_attrs_parse.constprop.0+0x1b7/0x290 [ 67.907468][ T8443] ? genl_family_rcv_msg_attrs_parse.constprop.0+0xaf/0x290 [ 67.914775][ T8443] genl_family_rcv_msg_doit+0x228/0x320 [ 67.920426][ T8443] ? genl_family_rcv_msg_attrs_parse.constprop.0+0x290/0x290 [ 67.928016][ T8443] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 67.934290][ T8443] ? ns_capable+0xde/0x100 [ 67.938818][ T8443] genl_rcv_msg+0x328/0x580 [ 67.943344][ T8443] ? genl_get_cmd+0x480/0x480 [ 67.948096][ T8443] ? netlbl_cipsov4_list+0x1320/0x1320 [ 67.953642][ T8443] ? lock_release+0x710/0x710 [ 67.958429][ T8443] netlink_rcv_skb+0x153/0x420 [ 67.963206][ T8443] ? genl_get_cmd+0x480/0x480 [ 67.967961][ T8443] ? netlink_ack+0xaa0/0xaa0 [ 67.972579][ T8443] genl_rcv+0x24/0x40 [ 67.976662][ T8443] netlink_unicast+0x533/0x7d0 [ 67.981444][ T8443] ? netlink_attachskb+0x870/0x870 [ 67.986768][ T8443] ? _copy_from_iter_full+0x275/0x850 [ 67.992161][ T8443] ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70 [ 67.998509][ T8443] ? __phys_addr_symbol+0x2c/0x70 [ 68.003557][ T8443] ? __sanitizer_cov_trace_cmp8+0x1d/0x70 [ 68.009359][ T8443] ? __check_object_size+0x171/0x3f0 [ 68.014669][ T8443] netlink_sendmsg+0x856/0xd90 [ 68.019542][ T8443] ? netlink_unicast+0x7d0/0x7d0 [ 68.024505][ T8443] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 68.030833][ T8443] ? netlink_unicast+0x7d0/0x7d0 [ 68.035794][ T8443] sock_sendmsg+0xcf/0x120 [ 68.040332][ T8443] ____sys_sendmsg+0x6e8/0x810 [ 68.045134][ T8443] ? kernel_sendmsg+0x50/0x50 [ 68.049898][ T8443] ? do_recvmmsg+0x6c0/0x6c0 [ 68.054514][ T8443] ? fs_reclaim_release+0x9c/0xe0 [ 68.059659][ T8443] ___sys_sendmsg+0xf3/0x170 [ 68.064265][ T8443] ? sendmsg_copy_msghdr+0x160/0x160 [ 68.069659][ T8443] ? lockdep_init_map_waits+0x26a/0x720 [ 68.075281][ T8443] ? lockdep_hardirqs_on_prepare+0x400/0x400 [ 68.081399][ T8443] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 68.087757][ T8443] ? percpu_counter_add_batch+0xbd/0x180 [ 68.093434][ T8443] ? find_held_lock+0x2d/0x110 [ 68.098307][ T8443] ? fd_install+0x1e3/0x640 [ 68.102822][ T8443] ? lock_downgrade+0x6d0/0x6d0 [ 68.107749][ T8443] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 68.114011][ T8443] ? __fget_light+0x215/0x280 [ 68.118790][ T8443] ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70 [ 68.125051][ T8443] __sys_sendmsg+0xe5/0x1b0 [ 68.129653][ T8443] ? __sys_sendmsg_sock+0xb0/0xb0 [ 68.134706][ T8443] ? syscall_enter_from_user_mode+0x1d/0x50 [ 68.140742][ T8443] do_syscall_64+0x2d/0x70 [ 68.145173][ T8443] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 68.151162][ T8443] RIP: 0033:0x43fcc9 [ 68.155068][ T8443] 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 [ 68.174778][ T8443] RSP: 002b:00007ffef1b34b28 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 68.183319][ T8443] RAX: ffffffffffffffda RBX: 00000000004004a0 RCX: 000000000043fcc9 [ 68.191393][ T8443] RDX: 0000000000004904 RSI: 0000000020000140 RDI: 0000000000000003 [ 68.199502][ T8443] RBP: 0000000000403730 R08: 0000000000000005 R09: 00000000004004a0 [ 68.207618][ T8443] R10: 0000000000000003 R11: 0000000000000246 R12: 00000000004037c0 [ 68.215604][ T8443] R13: 0000000000000000 R14: 00000000004ad018 R15: 00000000004004a0 [ 68.223685][ T8443] Kernel panic - not syncing: panic_on_warn set ... [ 68.230273][ T8443] CPU: 0 PID: 8443 Comm: syz-executor137 Not tainted 5.11.0-rc7-syzkaller #0 [ 68.239142][ T8443] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 68.249186][ T8443] Call Trace: [ 68.252453][ T8443] dump_stack+0x107/0x163 [ 68.256777][ T8443] panic+0x306/0x73d [ 68.260659][ T8443] ? __warn_printk+0xf3/0xf3 [ 68.265243][ T8443] ? __warn.cold+0x1a/0x44 [ 68.269649][ T8443] ? __alloc_pages_nodemask+0x5f8/0x730 [ 68.275183][ T8443] __warn.cold+0x35/0x44 [ 68.279416][ T8443] ? __alloc_pages_nodemask+0x5f8/0x730 [ 68.284952][ T8443] report_bug+0x1bd/0x210 [ 68.289271][ T8443] handle_bug+0x3c/0x60 [ 68.293416][ T8443] exc_invalid_op+0x14/0x40 [ 68.297907][ T8443] asm_exc_invalid_op+0x12/0x20 [ 68.302747][ T8443] RIP: 0010:__alloc_pages_nodemask+0x5f8/0x730 [ 68.308890][ T8443] Code: 00 00 0c 00 0f 85 a7 00 00 00 8b 3c 24 4c 89 f2 44 89 e6 c6 44 24 70 00 48 89 6c 24 58 e8 d0 d7 ff ff 49 89 c5 e9 ea fc ff ff <0f> 0b e9 b5 fd ff ff 89 74 24 14 4c 89 4c 24 08 4c 89 74 24 18 e8 [ 68.328485][ T8443] RSP: 0018:ffffc900010ef3e0 EFLAGS: 00010246 [ 68.334544][ T8443] RAX: 0000000000000000 RBX: 1ffff9200021de80 RCX: 0000000000000000 [ 68.342502][ T8443] RDX: 0000000000000000 RSI: dffffc0000000000 RDI: 0000000000040dc0 [ 68.350461][ T8443] RBP: 0000000000040dc0 R08: 0000000000000000 R09: 0000000000000000 [ 68.358434][ T8443] R10: ffffffff81b2bb31 R11: 0000000000000000 R12: 0000000000000015 [ 68.366400][ T8443] R13: 0000000000000015 R14: 0000000000000000 R15: ffff888013573280 [ 68.374374][ T8443] ? policy_node+0xe1/0x140 [ 68.378884][ T8443] ? __sanitizer_cov_trace_switch+0x63/0xf0 [ 68.385090][ T8443] ? __alloc_pages_slowpath.constprop.0+0x2240/0x2240 [ 68.391866][ T8443] ? nla_get_range_signed+0x520/0x520 [ 68.397241][ T8443] alloc_pages_current+0x18c/0x2a0 [ 68.402347][ T8443] kmalloc_order+0x32/0xd0 [ 68.406754][ T8443] kmalloc_order_trace+0x14/0x130 [ 68.411768][ T8443] netlbl_cipsov4_add+0x5a9/0x23e0 [ 68.416870][ T8443] ? netlbl_cipsov4_list+0x1320/0x1320 [ 68.422313][ T8443] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 68.428541][ T8443] ? genl_family_rcv_msg_attrs_parse.constprop.0+0x1b7/0x290 [ 68.435898][ T8443] ? genl_family_rcv_msg_attrs_parse.constprop.0+0xaf/0x290 [ 68.443174][ T8443] genl_family_rcv_msg_doit+0x228/0x320 [ 68.448709][ T8443] ? genl_family_rcv_msg_attrs_parse.constprop.0+0x290/0x290 [ 68.456089][ T8443] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 68.462341][ T8443] ? ns_capable+0xde/0x100 [ 68.466769][ T8443] genl_rcv_msg+0x328/0x580 [ 68.471269][ T8443] ? genl_get_cmd+0x480/0x480 [ 68.476090][ T8443] ? netlbl_cipsov4_list+0x1320/0x1320 [ 68.481569][ T8443] ? lock_release+0x710/0x710 [ 68.486243][ T8443] netlink_rcv_skb+0x153/0x420 [ 68.491006][ T8443] ? genl_get_cmd+0x480/0x480 [ 68.495673][ T8443] ? netlink_ack+0xaa0/0xaa0 [ 68.500271][ T8443] genl_rcv+0x24/0x40 [ 68.504242][ T8443] netlink_unicast+0x533/0x7d0 [ 68.509002][ T8443] ? netlink_attachskb+0x870/0x870 [ 68.514100][ T8443] ? _copy_from_iter_full+0x275/0x850 [ 68.519458][ T8443] ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70 [ 68.525688][ T8443] ? __phys_addr_symbol+0x2c/0x70 [ 68.530701][ T8443] ? __sanitizer_cov_trace_cmp8+0x1d/0x70 [ 68.536408][ T8443] ? __check_object_size+0x171/0x3f0 [ 68.541688][ T8443] netlink_sendmsg+0x856/0xd90 [ 68.546443][ T8443] ? netlink_unicast+0x7d0/0x7d0 [ 68.551370][ T8443] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 68.557602][ T8443] ? netlink_unicast+0x7d0/0x7d0 [ 68.562577][ T8443] sock_sendmsg+0xcf/0x120 [ 68.567001][ T8443] ____sys_sendmsg+0x6e8/0x810 [ 68.571755][ T8443] ? kernel_sendmsg+0x50/0x50 [ 68.576439][ T8443] ? do_recvmmsg+0x6c0/0x6c0 [ 68.581017][ T8443] ? fs_reclaim_release+0x9c/0xe0 [ 68.586040][ T8443] ___sys_sendmsg+0xf3/0x170 [ 68.590635][ T8443] ? sendmsg_copy_msghdr+0x160/0x160 [ 68.595909][ T8443] ? lockdep_init_map_waits+0x26a/0x720 [ 68.601446][ T8443] ? lockdep_hardirqs_on_prepare+0x400/0x400 [ 68.607415][ T8443] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 68.613643][ T8443] ? percpu_counter_add_batch+0xbd/0x180 [ 68.619272][ T8443] ? find_held_lock+0x2d/0x110 [ 68.624047][ T8443] ? fd_install+0x1e3/0x640 [ 68.628553][ T8443] ? lock_downgrade+0x6d0/0x6d0 [ 68.633400][ T8443] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 68.639633][ T8443] ? __fget_light+0x215/0x280 [ 68.644299][ T8443] ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70 [ 68.650532][ T8443] __sys_sendmsg+0xe5/0x1b0 [ 68.655029][ T8443] ? __sys_sendmsg_sock+0xb0/0xb0 [ 68.660052][ T8443] ? syscall_enter_from_user_mode+0x1d/0x50 [ 68.665939][ T8443] do_syscall_64+0x2d/0x70 [ 68.670348][ T8443] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 68.676232][ T8443] RIP: 0033:0x43fcc9 [ 68.680112][ T8443] 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 [ 68.699706][ T8443] RSP: 002b:00007ffef1b34b28 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 68.708106][ T8443] RAX: ffffffffffffffda RBX: 00000000004004a0 RCX: 000000000043fcc9 [ 68.716068][ T8443] RDX: 0000000000004904 RSI: 0000000020000140 RDI: 0000000000000003 [ 68.724903][ T8443] RBP: 0000000000403730 R08: 0000000000000005 R09: 00000000004004a0 [ 68.732858][ T8443] R10: 0000000000000003 R11: 0000000000000246 R12: 00000000004037c0 [ 68.740815][ T8443] R13: 0000000000000000 R14: 00000000004ad018 R15: 00000000004004a0 [ 68.749563][ T8443] Kernel Offset: disabled [ 68.753983][ T8443] Rebooting in 86400 seconds..