[ 82.104145][ T26] audit: type=1400 audit(1578614097.657:37): avc: denied { watch } for pid=10365 comm="restorecond" path="/root/.ssh" dev="sda1" ino=16179 scontext=system_u:system_r:kernel_t:s0 tcontext=unconfined_u:object_r:ssh_home_t:s0 tclass=dir permissive=1 [ 82.146686][ T26] audit: type=1400 audit(1578614097.657:38): avc: denied { watch } for pid=10365 comm="restorecond" path="/etc/selinux/restorecond.conf" dev="sda1" ino=2232 scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:object_r:file_t:s0 tclass=file permissive=1 [....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting file context maintaining daemon: restorecond[?25l[?1c7[ ok 8[?25h[?0c. [ 82.328990][ T26] audit: type=1800 audit(1578614097.887:39): pid=10278 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 [ 82.350680][ T26] audit: type=1800 audit(1578614097.887:40): pid=10278 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: [ 85.125499][ T26] audit: type=1400 audit(1578614100.677:41): avc: denied { map } for pid=10456 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 '10.128.0.25' (ECDSA) to the list of known hosts. executing program executing program [ 91.837228][ T26] audit: type=1400 audit(1578614107.397:42): avc: denied { map } for pid=10468 comm="syz-executor176" path="/root/syz-executor176859610" dev="sda1" ino=16484 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:object_r:user_home_t:s0 tclass=file permissive=1 [ 91.863089][T10470] kasan: CONFIG_KASAN_INLINE enabled [ 91.865062][ T26] audit: type=1400 audit(1578614107.397:43): avc: denied { create } for pid=10469 comm="syz-executor176" scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=netlink_netfilter_socket permissive=1 [ 91.869996][T10470] kasan: GPF could be caused by NULL-ptr deref or user memory access [ 91.870012][T10470] general protection fault: 0000 [#1] PREEMPT SMP KASAN [ 91.870031][T10470] CPU: 1 PID: 10470 Comm: syz-executor176 Not tainted 5.5.0-rc5-syzkaller #0 [ 91.895288][ T26] audit: type=1400 audit(1578614107.397:44): avc: denied { write } for pid=10469 comm="syz-executor176" scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=netlink_netfilter_socket permissive=1 [ 91.904126][T10470] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 91.904159][T10470] RIP: 0010:hash_ipportip6_uadt+0x226/0xa00 [ 91.904173][T10470] Code: 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 08 84 d2 0f 85 14 07 00 00 4c 89 ea 45 8b 76 04 48 b8 00 00 00 00 00 fc ff df 48 c1 ea 03 <0f> b6 14 02 4c 89 e8 83 e0 07 83 c0 03 38 d0 7c 08 84 d2 0f 85 d9 [ 91.904180][T10470] RSP: 0018:ffffc90001d07170 EFLAGS: 00010246 [ 91.904190][T10470] RAX: dffffc0000000000 RBX: ffffc90001d07320 RCX: 0000000000000000 [ 91.904209][T10470] RDX: 0000000000000000 RSI: ffffffff867d0153 RDI: ffff888098405030 [ 92.002556][T10470] RBP: ffffc90001d072b8 R08: 0000000000000000 R09: 0000000000000000 [ 92.010607][T10470] R10: ffffed1015d2703c R11: ffff8880ae9381e3 R12: ffff8880a8f38800 [ 92.018560][T10470] R13: 0000000000000000 R14: 0000000004000000 R15: 0000000000000002 [ 92.026635][T10470] FS: 00000000013d7880(0000) GS:ffff8880ae900000(0000) knlGS:0000000000000000 [ 92.035656][T10470] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 92.042221][T10470] CR2: 0000000020000180 CR3: 00000000860d8000 CR4: 00000000001406e0 [ 92.050183][T10470] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 92.058239][T10470] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 92.066249][T10470] Call Trace: [ 92.069529][T10470] ? hash_ipportip4_test+0x6c0/0x6c0 [ 92.074800][T10470] ? hash_ipportip6_same_set+0x1a0/0x1a0 [ 92.080460][T10470] ? ip_set_utest+0x4aa/0x890 [ 92.085158][T10470] ? __kasan_check_read+0x11/0x20 [ 92.090165][T10470] ip_set_utest+0x55b/0x890 [ 92.094662][T10470] ? ip_set_put_byindex+0x490/0x490 [ 92.099855][T10470] ? __mutex_lock+0x458/0x13c0 [ 92.104605][T10470] ? ip_set_put_byindex+0x490/0x490 [ 92.109782][T10470] nfnetlink_rcv_msg+0xcf2/0xfb0 [ 92.114700][T10470] ? nfnetlink_bind+0x2c0/0x2c0 [ 92.119534][T10470] ? avc_has_extended_perms+0x10f0/0x10f0 [ 92.125245][T10470] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 92.131464][T10470] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 92.137702][T10470] ? cred_has_capability+0x199/0x330 [ 92.142968][T10470] ? selinux_sb_eat_lsm_opts+0x700/0x700 [ 92.148577][T10470] ? selinux_sb_eat_lsm_opts+0x700/0x700 [ 92.154713][T10470] ? __check_heap_object+0x93/0xb3 [ 92.159806][T10470] ? __lock_acquire+0x8a0/0x4a00 [ 92.164724][T10470] netlink_rcv_skb+0x177/0x450 [ 92.169467][T10470] ? nfnetlink_bind+0x2c0/0x2c0 [ 92.174298][T10470] ? netlink_ack+0xb50/0xb50 [ 92.178867][T10470] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 92.185085][T10470] ? ns_capable_common+0x93/0x100 [ 92.190088][T10470] ? ns_capable+0x20/0x30 [ 92.194403][T10470] ? __netlink_ns_capable+0x104/0x140 [ 92.199770][T10470] nfnetlink_rcv+0x1ba/0x460 [ 92.204349][T10470] ? nfnetlink_rcv_batch+0x17a0/0x17a0 [ 92.209803][T10470] ? netlink_deliver_tap+0x24a/0xbe0 [ 92.215070][T10470] ? __kasan_check_write+0x14/0x20 [ 92.220162][T10470] netlink_unicast+0x58c/0x7d0 [ 92.224906][T10470] ? netlink_attachskb+0x870/0x870 [ 92.230001][T10470] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 92.236225][T10470] netlink_sendmsg+0x91c/0xea0 [ 92.240969][T10470] ? netlink_unicast+0x7d0/0x7d0 [ 92.245886][T10470] ? tomoyo_socket_sendmsg+0x26/0x30 [ 92.251166][T10470] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 92.257391][T10470] ? security_socket_sendmsg+0x8d/0xc0 [ 92.262849][T10470] ? netlink_unicast+0x7d0/0x7d0 [ 92.267773][T10470] sock_sendmsg+0xd7/0x130 [ 92.272191][T10470] ____sys_sendmsg+0x753/0x880 [ 92.276939][T10470] ? kernel_sendmsg+0x50/0x50 [ 92.281597][T10470] ? _raw_spin_unlock+0x28/0x40 [ 92.286425][T10470] ? do_huge_pmd_wp_page+0x53a/0x21c0 [ 92.291780][T10470] ___sys_sendmsg+0x100/0x170 [ 92.296435][T10470] ? sendmsg_copy_msghdr+0x70/0x70 [ 92.301524][T10470] ? fault_around_bytes_set+0xa0/0xa0 [ 92.306892][T10470] ? __do_page_fault+0x56a/0xd80 [ 92.311810][T10470] ? find_held_lock+0x35/0x130 [ 92.316553][T10470] ? __do_page_fault+0x56a/0xd80 [ 92.321608][T10470] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 92.327839][T10470] ? __fget_light+0x1a9/0x230 [ 92.332514][T10470] ? __fdget+0x1b/0x20 [ 92.336574][T10470] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 92.342818][T10470] __sys_sendmsg+0x105/0x1d0 [ 92.347403][T10470] ? __sys_sendmsg_sock+0xc0/0xc0 [ 92.352412][T10470] ? down_read_non_owner+0x490/0x490 [ 92.357687][T10470] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 92.363146][T10470] ? do_syscall_64+0x26/0x790 [ 92.367800][T10470] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 92.373857][T10470] ? do_syscall_64+0x26/0x790 [ 92.378515][T10470] __x64_sys_sendmsg+0x78/0xb0 [ 92.383330][T10470] do_syscall_64+0xfa/0x790 [ 92.387885][T10470] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 92.393772][T10470] RIP: 0033:0x441469 [ 92.397664][T10470] Code: e8 fc ab 02 00 48 83 c4 18 c3 0f 1f 80 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 0f 83 9b 09 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 92.417254][T10470] RSP: 002b:00007ffe7a20dc98 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 92.425663][T10470] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 0000000000441469 [ 92.433615][T10470] RDX: 0000000000000000 RSI: 0000000020000180 RDI: 0000000000000003 [ 92.441567][T10470] RBP: 000000000001669d R08: 00000000004002c8 R09: 00000000004002c8 [ 92.449519][T10470] R10: 0000000000000004 R11: 0000000000000246 R12: 0000000000402290 [ 92.457608][T10470] R13: 0000000000402320 R14: 0000000000000000 R15: 0000000000000000 [ 92.465566][T10470] Modules linked in: [ 92.469485][T10470] ---[ end trace c6feec8ba9897408 ]--- [ 92.474942][T10470] RIP: 0010:hash_ipportip6_uadt+0x226/0xa00 [ 92.480846][T10470] Code: 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 08 84 d2 0f 85 14 07 00 00 4c 89 ea 45 8b 76 04 48 b8 00 00 00 00 00 fc ff df 48 c1 ea 03 <0f> b6 14 02 4c 89 e8 83 e0 07 83 c0 03 38 d0 7c 08 84 d2 0f 85 d9 [ 92.500491][T10470] RSP: 0018:ffffc90001d07170 EFLAGS: 00010246 [ 92.506580][T10470] RAX: dffffc0000000000 RBX: ffffc90001d07320 RCX: 0000000000000000 [ 92.514545][T10470] RDX: 0000000000000000 RSI: ffffffff867d0153 RDI: ffff888098405030 [ 92.522533][T10470] RBP: ffffc90001d072b8 R08: 0000000000000000 R09: 0000000000000000 [ 92.530532][T10470] R10: ffffed1015d2703c R11: ffff8880ae9381e3 R12: ffff8880a8f38800 [ 92.538517][T10470] R13: 0000000000000000 R14: 0000000004000000 R15: 0000000000000002 [ 92.546515][T10470] FS: 00000000013d7880(0000) GS:ffff8880ae900000(0000) knlGS:0000000000000000 [ 92.555706][T10470] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 92.562282][T10470] CR2: 0000000020000180 CR3: 00000000860d8000 CR4: 00000000001406e0 [ 92.570288][T10470] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 92.578475][T10470] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 92.586471][T10470] Kernel panic - not syncing: Fatal exception in interrupt [ 92.595198][T10470] Kernel Offset: disabled [ 92.599564][T10470] Rebooting in 86400 seconds..