[ 34.556134][ T26] audit: type=1800 audit(1550481423.194:26): pid=7396 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [ 34.587193][ T26] audit: type=1800 audit(1550481423.194:27): pid=7396 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="restorecond" dev="sda1" ino=2436 res=0 [ 34.619068][ T26] audit: type=1800 audit(1550481423.194:28): pid=7396 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="ssh" dev="sda1" ino=2417 res=0 [....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c. [ 35.548105][ T26] audit: type=1800 audit(1550481424.204:29): pid=7396 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="rc.local" dev="sda1" ino=2432 res=0 Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added '10.128.0.13' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 44.921326][ T7549] kasan: CONFIG_KASAN_INLINE enabled [ 44.926808][ T7549] kasan: GPF could be caused by NULL-ptr deref or user memory access [ 44.934908][ T7549] general protection fault: 0000 [#1] PREEMPT SMP KASAN [ 44.941833][ T7549] CPU: 1 PID: 7549 Comm: syz-executor432 Not tainted 5.0.0-rc6-next-20190218 #37 [ 44.950933][ T7549] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 44.960976][ T7549] RIP: 0010:ip6erspan_set_version+0x5c/0x350 [ 44.966947][ T7549] Code: 07 38 d0 7f 08 84 c0 0f 85 9f 02 00 00 49 8d bc 24 b0 00 00 00 c6 43 54 01 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 <80> 3c 02 00 0f 85 9a 02 00 00 4d 8b ac 24 b0 00 00 00 4d 85 ed 0f [ 44.987022][ T7549] RSP: 0018:ffff888089ed7168 EFLAGS: 00010202 [ 44.993074][ T7549] RAX: dffffc0000000000 RBX: ffff8880869d6e58 RCX: 0000000000000000 [ 45.001023][ T7549] RDX: 0000000000000016 RSI: ffffffff862736b4 RDI: 00000000000000b0 [ 45.008975][ T7549] RBP: ffff888089ed7180 R08: 1ffff11010d3adcb R09: ffff8880869d6e58 [ 45.016927][ T7549] R10: ffffed1010d3add5 R11: ffff8880869d6eaf R12: 0000000000000000 [ 45.024875][ T7549] R13: ffffffff8931f8c0 R14: ffffffff862825d0 R15: ffff8880869d6e58 [ 45.032830][ T7549] FS: 0000000000b3d880(0000) GS:ffff8880ae900000(0000) knlGS:0000000000000000 [ 45.041734][ T7549] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 45.048310][ T7549] CR2: 0000000020000184 CR3: 0000000092cc5000 CR4: 00000000001406e0 [ 45.056269][ T7549] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 45.064218][ T7549] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 45.072165][ T7549] Call Trace: [ 45.075436][ T7549] ip6erspan_newlink+0x66/0x7b0 [ 45.080365][ T7549] ? ip6gre_newlink+0x7a0/0x7a0 [ 45.085969][ T7549] __rtnl_newlink+0x107b/0x16c0 [ 45.090798][ T7549] ? rtnl_link_unregister+0x250/0x250 [ 45.096146][ T7549] ? lock_downgrade+0x880/0x880 [ 45.100972][ T7549] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 45.107193][ T7549] ? is_bpf_text_address+0xd3/0x170 [ 45.112804][ T7549] ? kernel_text_address+0x73/0xf0 [ 45.117921][ T7549] ? __kernel_text_address+0xd/0x40 [ 45.123102][ T7549] ? unwind_get_return_address+0x61/0xa0 [ 45.128713][ T7549] ? __save_stack_trace+0x8a/0xf0 [ 45.133743][ T7549] ? save_stack+0xa9/0xd0 [ 45.138054][ T7549] ? save_stack+0x45/0xd0 [ 45.142360][ T7549] ? __kasan_kmalloc.constprop.0+0xcf/0xe0 [ 45.148159][ T7549] ? kasan_kmalloc+0x9/0x10 [ 45.152640][ T7549] ? kmem_cache_alloc_trace+0x151/0x760 [ 45.158158][ T7549] ? rtnl_newlink+0x4b/0xa0 [ 45.162637][ T7549] ? rtnetlink_rcv_msg+0x465/0xb00 [ 45.167740][ T7549] rtnl_newlink+0x69/0xa0 [ 45.172046][ T7549] ? __rtnl_newlink+0x16c0/0x16c0 [ 45.177044][ T7549] rtnetlink_rcv_msg+0x465/0xb00 [ 45.181956][ T7549] ? rtnetlink_put_metrics+0x560/0x560 [ 45.187399][ T7549] ? netlink_deliver_tap+0x22d/0xbf0 [ 45.192662][ T7549] ? find_held_lock+0x35/0x130 [ 45.197407][ T7549] netlink_rcv_skb+0x17a/0x460 [ 45.202148][ T7549] ? rtnetlink_put_metrics+0x560/0x560 [ 45.207583][ T7549] ? netlink_ack+0xb50/0xb50 [ 45.212531][ T7549] ? kasan_check_read+0x11/0x20 [ 45.217366][ T7549] ? netlink_deliver_tap+0x254/0xbf0 [ 45.222640][ T7549] rtnetlink_rcv+0x1d/0x30 [ 45.227036][ T7549] netlink_unicast+0x536/0x720 [ 45.231778][ T7549] ? netlink_attachskb+0x770/0x770 [ 45.236865][ T7549] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 45.242568][ T7549] ? __check_object_size+0x3d/0x42f [ 45.248256][ T7549] netlink_sendmsg+0x8ae/0xd70 [ 45.253001][ T7549] ? netlink_unicast+0x720/0x720 [ 45.257939][ T7549] ? aa_sock_msg_perm.isra.0+0xba/0x170 [ 45.263478][ T7549] ? apparmor_socket_sendmsg+0x2a/0x30 [ 45.268924][ T7549] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 45.275146][ T7549] ? security_socket_sendmsg+0x93/0xc0 [ 45.280583][ T7549] ? netlink_unicast+0x720/0x720 [ 45.285512][ T7549] sock_sendmsg+0xdd/0x130 [ 45.289909][ T7549] ___sys_sendmsg+0x806/0x930 [ 45.294573][ T7549] ? copy_msghdr_from_user+0x430/0x430 [ 45.300014][ T7549] ? __thp_get_unmapped_area+0x190/0x190 [ 45.305625][ T7549] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 45.311840][ T7549] ? __handle_mm_fault+0x7cd/0x3ec0 [ 45.317106][ T7549] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 45.323590][ T7549] ? __fget_light+0x1a9/0x230 [ 45.328262][ T7549] ? __fdget+0x1b/0x20 [ 45.332309][ T7549] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 45.338550][ T7549] __sys_sendmsg+0x105/0x1d0 [ 45.343134][ T7549] ? __ia32_sys_shutdown+0x80/0x80 [ 45.348227][ T7549] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 45.353672][ T7549] ? do_syscall_64+0x26/0x610 [ 45.358334][ T7549] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 45.364385][ T7549] ? do_syscall_64+0x26/0x610 [ 45.369038][ T7549] __x64_sys_sendmsg+0x78/0xb0 [ 45.373909][ T7549] do_syscall_64+0x103/0x610 [ 45.378494][ T7549] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 45.384362][ T7549] RIP: 0033:0x440159 [ 45.388240][ T7549] 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 [ 45.407823][ T7549] RSP: 002b:00007fffa69156e8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 45.416210][ T7549] RAX: ffffffffffffffda RBX: 00000000004002c8 RCX: 0000000000440159 [ 45.424156][ T7549] RDX: 0000000000000000 RSI: 0000000020001340 RDI: 0000000000000003 [ 45.432581][ T7549] RBP: 00000000006ca018 R08: 0000000000000001 R09: 00000000004002c8 [ 45.440942][ T7549] R10: 0000000000000011 R11: 0000000000000246 R12: 00000000004019e0 [ 45.448893][ T7549] R13: 0000000000401a70 R14: 0000000000000000 R15: 0000000000000000 [ 45.456842][ T7549] Modules linked in: [ 45.461329][ T7549] ---[ end trace 09f8a7d13b4faaa1 ]--- [ 45.467081][ T7549] RIP: 0010:ip6erspan_set_version+0x5c/0x350 [ 45.473044][ T7549] Code: 07 38 d0 7f 08 84 c0 0f 85 9f 02 00 00 49 8d bc 24 b0 00 00 00 c6 43 54 01 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 <80> 3c 02 00 0f 85 9a 02 00 00 4d 8b ac 24 b0 00 00 00 4d 85 ed 0f [ 45.492760][ T7549] RSP: 0018:ffff888089ed7168 EFLAGS: 00010202 [ 45.500070][ T7549] RAX: dffffc0000000000 RBX: ffff8880869d6e58 RCX: 0000000000000000 [ 45.508054][ T7549] RDX: 0000000000000016 RSI: ffffffff862736b4 RDI: 00000000000000b0 [ 45.516044][ T7549] RBP: ffff888089ed7180 R08: 1ffff11010d3adcb R09: ffff8880869d6e58 [ 45.524033][ T7549] R10: ffffed1010d3add5 R11: ffff8880869d6eaf R12: 0000000000000000 [ 45.531994][ T7549] R13: ffffffff8931f8c0 R14: ffffffff862825d0 R15: ffff8880869d6e58 [ 45.540004][ T7549] FS: 0000000000b3d880(0000) GS:ffff8880ae900000(0000) knlGS:0000000000000000 [ 45.549281][ T7549] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 45.555875][ T7549] CR2: 0000000020000184 CR3: 0000000092cc5000 CR4: 00000000001406e0 [ 45.563866][ T7549] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 45.571815][ T7549] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 45.579790][ T7549] Kernel panic - not syncing: Fatal exception [ 45.587063][ T7549] Kernel Offset: disabled [ 45.591383][ T7549] Rebooting in 86400 seconds..