[....] Starting periodic command scheduler: cron[?25l[?1c7[1G[[32m ok [39;49m8[?25h[?0c.
[....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[1G[[32m ok [39;49m8[?25h[?0c.
[....] Starting file context maintaining daemon: restorecond[?25l[?1c7[1G[[32m ok [39;49m8[?25h[?0c.
[ 70.590896][ T26] kauditd_printk_skb: 6 callbacks suppressed
[ 70.590910][ T26] audit: type=1800 audit(1563575882.565:33): pid=9559 uid=0 auid=4294967295 ses=4294967295 subj=system_u:system_r:kernel_t:s0 op=collect_data cause=failed(directio) comm="startpar" name="rc.local" dev="sda1" ino=2432 res=0
[ 70.620163][ T26] audit: type=1800 audit(1563575882.565:34): pid=9559 uid=0 auid=4294967295 ses=4294967295 subj=system_u:system_r:kernel_t:s0 op=collect_data cause=failed(directio) comm="startpar" name="rmnologin" dev="sda1" ino=2423 res=0
Debian GNU/Linux 7 syzkaller ttyS0
syzkaller login: [ 73.162091][ T26] audit: type=1400 audit(1563575885.135:35): avc: denied { map } for pid=9736 comm="bash" path="/bin/bash" dev="sda1" ino=1457 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=system_u:object_r:file_t:s0 tclass=file permissive=1
Warning: Permanently added '10.128.10.56' (ECDSA) to the list of known hosts.
executing program
[ 79.655709][ T26] audit: type=1400 audit(1563575891.625:36): avc: denied { map } for pid=9748 comm="syz-executor264" path="/root/syz-executor264165074" dev="sda1" ino=16483 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:object_r:user_home_t:s0 tclass=file permissive=1
[ 79.660301][ T9748] netlink: 4 bytes leftover after parsing attributes in process `syz-executor264'.
[ 79.693663][ T9748] kasan: CONFIG_KASAN_INLINE enabled
[ 79.699751][ T9748] kasan: GPF could be caused by NULL-ptr deref or user memory access
[ 79.707987][ T9748] general protection fault: 0000 [#1] PREEMPT SMP KASAN
[ 79.715038][ T9748] CPU: 1 PID: 9748 Comm: syz-executor264 Not tainted 5.2.0+ #62
[ 79.722777][ T9748] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 79.732842][ T9748] RIP: 0010:tcf_ife_init+0x25c/0x1850
[ 79.738253][ T9748] Code: 00 00 48 c7 c7 40 c2 da 88 e8 f0 8c a2 fb 48 89 da 48 b8 00 00 00 00 00 fc ff df 48 c7 85 e8 fe ff ff 00 00 00 00 48 c1 ea 03 <0f> b6 14 02 48 89 d8 83 e0 07 83 c0 01 38 d0 7c 08 84 d2 0f 85 e2
[ 79.758084][ T9748] RSP: 0018:ffff88808badeeb8 EFLAGS: 00010246
[ 79.764139][ T9748] RAX: dffffc0000000000 RBX: 0000000000000000 RCX: 1ffff1101338b9d0
[ 79.772395][ T9748] RDX: 0000000000000000 RSI: 1ffff1101338b9d7 RDI: 0000000000000282
[ 79.780351][ T9748] RBP: ffff88808badf060 R08: 0000000000000002 R09: ffff888099c5ce88
[ 79.788397][ T9748] R10: fffffbfff134a0cf R11: ffffffff89a5067f R12: 0000000000000001
[ 79.796472][ T9748] R13: ffff888215c15b00 R14: ffff88808badf8c0 R15: 0000000000000000
[ 79.804442][ T9748] FS: 0000555555624880(0000) GS:ffff8880ae900000(0000) knlGS:0000000000000000
[ 79.813370][ T9748] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 79.820009][ T9748] CR2: 0000000020000180 CR3: 000000008fff8000 CR4: 00000000001406e0
[ 79.828118][ T9748] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 79.836184][ T9748] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 79.844172][ T9748] Call Trace:
[ 79.847480][ T9748] ? tc_lookup_action_n+0xd2/0x100
[ 79.852594][ T9748] ? __add_metainfo+0x480/0x480
[ 79.859879][ T9748] ? tc_lookup_action_n+0xd2/0x100
[ 79.865030][ T9748] ? __kasan_check_read+0x11/0x20
[ 79.870092][ T9748] ? lock_downgrade+0x920/0x920
[ 79.875072][ T9748] ? __kasan_check_write+0x14/0x20
[ 79.880177][ T9748] ? do_raw_read_unlock+0x3f/0x70
[ 79.885191][ T9748] tcf_action_init_1+0x6f2/0xa80
[ 79.890169][ T9748] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 79.896488][ T9748] ? tcf_action_dump_old+0x80/0x80
[ 79.901593][ T9748] ? is_bpf_text_address+0xac/0x170
[ 79.906787][ T9748] ? __kasan_check_read+0x11/0x20
[ 79.911803][ T9748] ? __lock_acquire+0x8a2/0x4c30
[ 79.916724][ T9748] tcf_action_init+0x241/0x360
[ 79.921474][ T9748] ? tcf_action_init_1+0xa80/0xa80
[ 79.926571][ T9748] ? lock_downgrade+0x920/0x920
[ 79.931538][ T9748] ? mark_lock+0xc0/0x11e0
[ 79.935950][ T9748] tcf_action_add+0xe8/0x370
[ 79.940533][ T9748] ? tca_action_gd+0x1710/0x1710
[ 79.945456][ T9748] ? mark_held_locks+0x93/0xf0
[ 79.950221][ T9748] ? __nla_parse+0x43/0x60
[ 79.954624][ T9748] tc_ctl_action+0x3b5/0x4bc
[ 79.959201][ T9748] ? tcf_action_add+0x370/0x370
[ 79.964070][ T9748] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 79.970469][ T9748] ? tcf_action_add+0x370/0x370
[ 79.975306][ T9748] rtnetlink_rcv_msg+0x463/0xb00
[ 79.980230][ T9748] ? rtnetlink_put_metrics+0x580/0x580
[ 79.985669][ T9748] ? lock_downgrade+0x920/0x920
[ 79.990505][ T9748] ? netlink_deliver_tap+0x22d/0xbf0
[ 79.995812][ T9748] ? find_held_lock+0x35/0x130
[ 80.000562][ T9748] netlink_rcv_skb+0x177/0x450
[ 80.005340][ T9748] ? rtnetlink_put_metrics+0x580/0x580
[ 80.010788][ T9748] ? netlink_ack+0xb30/0xb30
[ 80.015362][ T9748] ? __kasan_check_read+0x11/0x20
[ 80.020375][ T9748] ? netlink_deliver_tap+0x254/0xbf0
[ 80.025649][ T9748] rtnetlink_rcv+0x1d/0x30
[ 80.030060][ T9748] netlink_unicast+0x531/0x710
[ 80.034813][ T9748] ? netlink_attachskb+0x7c0/0x7c0
[ 80.039968][ T9748] ? _copy_from_iter_full+0x25d/0x8a0
[ 80.045328][ T9748] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 80.051601][ T9748] netlink_sendmsg+0x8a5/0xd60
[ 80.056353][ T9748] ? netlink_unicast+0x710/0x710
[ 80.061279][ T9748] ? tomoyo_socket_sendmsg+0x26/0x30
[ 80.066640][ T9748] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 80.072863][ T9748] ? security_socket_sendmsg+0x8d/0xc0
[ 80.078336][ T9748] ? netlink_unicast+0x710/0x710
[ 80.083324][ T9748] sock_sendmsg+0xd7/0x130
[ 80.087754][ T9748] ___sys_sendmsg+0x803/0x920
[ 80.092421][ T9748] ? copy_msghdr_from_user+0x440/0x440
[ 80.097907][ T9748] ? prep_transhuge_page+0xa0/0xa0
[ 80.103004][ T9748] ? percpu_counter_add_batch+0x13c/0x190
[ 80.108883][ T9748] ? __do_page_fault+0x56a/0xdd0
[ 80.113808][ T9748] ? find_held_lock+0x35/0x130
[ 80.118573][ T9748] ? __do_page_fault+0x56a/0xdd0
[ 80.123499][ T9748] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 80.129799][ T9748] ? __fget_light+0x1a9/0x230
[ 80.134477][ T9748] ? __fdget+0x1b/0x20
[ 80.138545][ T9748] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[ 80.144771][ T9748] __sys_sendmsg+0x105/0x1d0
[ 80.149344][ T9748] ? __sys_sendmsg_sock+0xd0/0xd0
[ 80.154355][ T9748] ? down_read_non_owner+0x450/0x450
[ 80.159684][ T9748] ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 80.165135][ T9748] ? do_syscall_64+0x26/0x6a0
[ 80.169798][ T9748] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[ 80.175883][ T9748] ? do_syscall_64+0x26/0x6a0
[ 80.186485][ T9748] __x64_sys_sendmsg+0x78/0xb0
[ 80.191501][ T9748] do_syscall_64+0xfd/0x6a0
[ 80.195993][ T9748] entry_SYSCALL_64_after_hwframe+0x49/0xbe
[ 80.201956][ T9748] RIP: 0033:0x4401d9
[ 80.205842][ T9748] 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
[ 80.225479][ T9748] RSP: 002b:00007ffe62d17388 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 80.233889][ T9748] RAX: ffffffffffffffda RBX: 00000000004002c8 RCX: 00000000004401d9
[ 80.241858][ T9748] RDX: 0000000000000000 RSI: 0000000020000180 RDI: 0000000000000003
[ 80.249811][ T9748] RBP: 00000000006ca018 R08: 0000000000000000 R09: 00000000004002c8
[ 80.257853][ T9748] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000401a60
[ 80.265847][ T9748] R13: 0000000000401af0 R14: 0000000000000000 R15: 0000000000000000
[ 80.273884][ T9748] Modules linked in:
[ 80.278573][ T9748] ---[ end trace 4e9f9043a4780fff ]---
[ 80.284059][ T9748] RIP: 0010:tcf_ife_init+0x25c/0x1850
[ 80.289806][ T9748] Code: 00 00 48 c7 c7 40 c2 da 88 e8 f0 8c a2 fb 48 89 da 48 b8 00 00 00 00 00 fc ff df 48 c7 85 e8 fe ff ff 00 00 00 00 48 c1 ea 03 <0f> b6 14 02 48 89 d8 83 e0 07 83 c0 01 38 d0 7c 08 84 d2 0f 85 e2
[ 80.309608][ T9748] RSP: 0018:ffff88808badeeb8 EFLAGS: 00010246
[ 80.315670][ T9748] RAX: dffffc0000000000 RBX: 0000000000000000 RCX: 1ffff1101338b9d0
[ 80.323706][ T9748] RDX: 0000000000000000 RSI: 1ffff1101338b9d7 RDI: 0000000000000282
[ 80.331720][ T9748] RBP: ffff88808badf060 R08: 0000000000000002 R09: ffff888099c5ce88
[ 80.339800][ T9748] R10: fffffbfff134a0cf R11: ffffffff89a5067f R12: 0000000000000001
[ 80.347938][ T9748] R13: ffff888215c15b00 R14: ffff88808badf8c0 R15: 0000000000000000
[ 80.355901][ T9748] FS: 0000555555624880(0000) GS:ffff8880ae900000(0000) knlGS:0000000000000000
[ 80.364857][ T9748] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 80.371475][ T9748] CR2: 0000000020000180 CR3: 000000008fff8000 CR4: 00000000001406e0
[ 80.379526][ T9748] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 80.389210][ T9748] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 80.397247][ T9748] Kernel panic - not syncing: Fatal exception
[ 80.405096][ T9748] Kernel Offset: disabled
[ 80.409524][ T9748] Rebooting in 86400 seconds..