Starting mcstransd: [....] Starting file context maintaining daemon: restorecond[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c. [ 69.690190][ T26] kauditd_printk_skb: 5 callbacks suppressed [ 69.690204][ T26] audit: type=1800 audit(1558417484.613:33): pid=9366 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 [ 69.719311][ T26] audit: type=1800 audit(1558417484.613:34): pid=9366 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: [ 71.961700][ T26] audit: type=1400 audit(1558417486.883:35): avc: denied { map } for pid=9544 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 '10.128.0.53' (ECDSA) to the list of known hosts. executing program [ 79.063620][ T26] audit: type=1400 audit(1558417493.983:36): avc: denied { map } for pid=9556 comm="syz-executor464" path="/root/syz-executor464297870" 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 [ 79.067100][ T9556] ------------[ cut here ]------------ [ 79.096400][ T9556] DEBUG_LOCKS_WARN_ON(class_idx > MAX_LOCKDEP_KEYS) [ 79.096470][ T9556] WARNING: CPU: 0 PID: 9556 at kernel/locking/lockdep.c:3764 __lock_acquire+0x17b5/0x5490 [ 79.113334][ T9556] Kernel panic - not syncing: panic_on_warn set ... [ 79.119927][ T9556] CPU: 0 PID: 9556 Comm: syz-executor464 Not tainted 5.2.0-rc1+ #1 [ 79.127905][ T9556] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 79.137964][ T9556] Call Trace: [ 79.141251][ T9556] dump_stack+0x172/0x1f0 [ 79.145583][ T9556] ? __lock_acquire+0x16d0/0x5490 [ 79.150603][ T9556] panic+0x2cb/0x744 [ 79.154500][ T9556] ? __warn_printk+0xf3/0xf3 [ 79.159101][ T9556] ? __lock_acquire+0x17b5/0x5490 [ 79.164236][ T9556] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 79.170467][ T9556] ? __warn.cold+0x5/0x4d [ 79.174974][ T9556] ? __warn+0xe8/0x1d0 [ 79.179037][ T9556] ? __lock_acquire+0x17b5/0x5490 [ 79.184078][ T9556] __warn.cold+0x20/0x4d [ 79.188340][ T9556] ? vprintk_emit+0x1ea/0x700 [ 79.193033][ T9556] ? __lock_acquire+0x17b5/0x5490 [ 79.198084][ T9556] report_bug+0x263/0x2b0 [ 79.202407][ T9556] do_error_trap+0x11b/0x200 [ 79.207020][ T9556] do_invalid_op+0x37/0x50 [ 79.211458][ T9556] ? __lock_acquire+0x17b5/0x5490 [ 79.216471][ T9556] invalid_op+0x14/0x20 [ 79.221059][ T9556] RIP: 0010:__lock_acquire+0x17b5/0x5490 [ 79.226683][ T9556] Code: d2 0f 85 c7 2c 00 00 44 8b 3d a7 a0 29 08 45 85 ff 0f 85 57 f3 ff ff 48 c7 c6 20 c1 6b 87 48 c7 c7 00 98 6b 87 e8 09 d5 eb ff <0f> 0b e9 40 f3 ff ff 0f 0b e9 83 f1 ff ff 8b 0d 47 88 0e 09 85 c9 [ 79.246279][ T9556] RSP: 0018:ffff8880a4cdf3e0 EFLAGS: 00010086 [ 79.252367][ T9556] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000 [ 79.260567][ T9556] RDX: 0000000000000000 RSI: ffffffff815ac7e6 RDI: ffffed101499be6e [ 79.268542][ T9556] RBP: ffff8880a4cdf588 R08: ffff8880a59543c0 R09: fffffbfff11730e9 [ 79.276541][ T9556] R10: fffffbfff11730e8 R11: ffffffff88b98743 R12: 0000000045d03830 [ 79.285039][ T9556] R13: 0000000000000000 R14: 0000000000041830 R15: 0000000000000000 [ 79.293018][ T9556] ? vprintk_func+0x86/0x189 [ 79.297605][ T9556] ? sock_diag_rcv+0x2b/0x40 [ 79.302189][ T9556] ? netlink_unicast+0x531/0x710 [ 79.307121][ T9556] ? netlink_sendmsg+0x8ae/0xd70 [ 79.312079][ T9556] ? sock_sendmsg+0xd7/0x130 [ 79.316667][ T9556] ? ___sys_sendmsg+0x803/0x920 [ 79.321524][ T9556] ? __sys_sendmsg+0x105/0x1d0 [ 79.326284][ T9556] ? __x64_sys_sendmsg+0x78/0xb0 [ 79.331231][ T9556] ? do_syscall_64+0xfd/0x680 [ 79.335903][ T9556] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 79.341969][ T9556] ? mark_held_locks+0xf0/0xf0 [ 79.346742][ T9556] ? fs_reclaim_acquire.part.0+0x30/0x30 [ 79.352369][ T9556] ? find_held_lock+0x35/0x130 [ 79.357154][ T9556] ? fs_reclaim_acquire.part.0+0x30/0x30 [ 79.362787][ T9556] lock_acquire+0x16f/0x3f0 [ 79.367289][ T9556] ? rhashtable_walk_enter+0xf9/0x390 [ 79.372702][ T9556] _raw_spin_lock+0x2f/0x40 [ 79.377228][ T9556] ? rhashtable_walk_enter+0xf9/0x390 [ 79.382612][ T9556] rhashtable_walk_enter+0xf9/0x390 [ 79.387816][ T9556] __tipc_dump_start+0x1fa/0x3c0 [ 79.392748][ T9556] tipc_dump_start+0x70/0x90 [ 79.397442][ T9556] __netlink_dump_start+0x4f8/0x7d0 [ 79.402735][ T9556] ? __tipc_dump_start+0x3c0/0x3c0 [ 79.407839][ T9556] tipc_sock_diag_handler_dump+0x1d9/0x270 [ 79.413642][ T9556] ? __tipc_diag_gen_cookie+0x90/0x90 [ 79.419010][ T9556] ? sock_diag_rcv+0x1c/0x40 [ 79.423597][ T9556] ? __tipc_dump_start+0x3c0/0x3c0 [ 79.428729][ T9556] ? tipc_unregister_sysctl+0x20/0x20 [ 79.434095][ T9556] ? tipc_ioctl+0x2e0/0x2e0 [ 79.438598][ T9556] sock_diag_rcv_msg+0x319/0x410 [ 79.443535][ T9556] netlink_rcv_skb+0x177/0x450 [ 79.448324][ T9556] ? sock_diag_bind+0x80/0x80 [ 79.453000][ T9556] ? netlink_ack+0xb50/0xb50 [ 79.457588][ T9556] ? kasan_check_read+0x11/0x20 [ 79.462434][ T9556] ? netlink_deliver_tap+0x254/0xbf0 [ 79.467768][ T9556] sock_diag_rcv+0x2b/0x40 [ 79.472183][ T9556] netlink_unicast+0x531/0x710 [ 79.476963][ T9556] ? netlink_attachskb+0x770/0x770 [ 79.482071][ T9556] ? _copy_from_iter_full+0x25d/0x8c0 [ 79.487475][ T9556] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 79.493827][ T9556] netlink_sendmsg+0x8ae/0xd70 [ 79.498591][ T9556] ? netlink_unicast+0x710/0x710 [ 79.503518][ T9556] ? tomoyo_socket_sendmsg+0x26/0x30 [ 79.508796][ T9556] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 79.515032][ T9556] ? security_socket_sendmsg+0x8d/0xc0 [ 79.520534][ T9556] ? netlink_unicast+0x710/0x710 [ 79.525471][ T9556] sock_sendmsg+0xd7/0x130 [ 79.529967][ T9556] ___sys_sendmsg+0x803/0x920 [ 79.534673][ T9556] ? copy_msghdr_from_user+0x430/0x430 [ 79.540163][ T9556] ? prep_transhuge_page+0xa0/0xa0 [ 79.545279][ T9556] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 79.552687][ T9556] ? __handle_mm_fault+0x7cb/0x3eb0 [ 79.558094][ T9556] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 79.564329][ T9556] ? __fget_light+0x1a9/0x230 [ 79.569021][ T9556] ? __fdget+0x1b/0x20 [ 79.573197][ T9556] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 79.579435][ T9556] __sys_sendmsg+0x105/0x1d0 [ 79.584030][ T9556] ? __ia32_sys_shutdown+0x80/0x80 [ 79.589151][ T9556] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 79.594608][ T9556] ? do_syscall_64+0x26/0x680 [ 79.599314][ T9556] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 79.605373][ T9556] ? do_syscall_64+0x26/0x680 [ 79.610058][ T9556] __x64_sys_sendmsg+0x78/0xb0 [ 79.614817][ T9556] do_syscall_64+0xfd/0x680 [ 79.619323][ T9556] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 79.625213][ T9556] RIP: 0033:0x4401f9 [ 79.629101][ T9556] 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 [ 79.648726][ T9556] RSP: 002b:00007ffc47065f78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 79.657137][ T9556] RAX: ffffffffffffffda RBX: 00000000004002c8 RCX: 00000000004401f9 [ 79.665130][ T9556] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000003 [ 79.673189][ T9556] RBP: 00000000006ca018 R08: 0000000000000000 R09: 00000000004002c8 [ 79.690943][ T9556] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000401a80 [ 79.698918][ T9556] R13: 0000000000401b10 R14: 0000000000000000 R15: 0000000000000000 [ 79.708105][ T9556] Kernel Offset: disabled [ 79.712453][ T9556] Rebooting in 86400 seconds..