[ 89.257817][ T26] audit: type=1400 audit(1582674653.087:37): avc: denied { watch } for pid=10738 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 [ 89.301247][ T26] audit: type=1400 audit(1582674653.087:38): avc: denied { watch } for pid=10738 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 file context maintaining daemon: restorecond[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c. [ 89.591031][ T26] audit: type=1800 audit(1582674653.427:39): pid=10651 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 [ 89.613806][ T26] audit: type=1800 audit(1582674653.427:40): pid=10651 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: [ 91.665335][ T26] audit: type=1400 audit(1582674655.497:41): avc: denied { map } for pid=10829 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 '10.128.0.44' (ECDSA) to the list of known hosts. executing program [ 98.574701][ T26] audit: type=1400 audit(1582674662.407:42): avc: denied { map } for pid=10841 comm="syz-executor621" path="/root/syz-executor621012372" 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 [ 98.592120][T10842] IPVS: ftp: loaded support on port[0] = 21 [ 98.640857][ T26] audit: type=1400 audit(1582674662.467:43): avc: denied { create } for pid=10842 comm="syz-executor621" scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=netlink_rdma_socket permissive=1 [ 98.665605][ T26] audit: type=1400 audit(1582674662.477:44): avc: denied { write } for pid=10842 comm="syz-executor621" scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=netlink_rdma_socket permissive=1 [ 98.731444][T10842] infiniband syz1: set active [ 98.736213][T10842] infiniband syz1: added syz_tun [ 98.770808][T10842] general protection fault, probably for non-canonical address 0xdffffc0000000086: 0000 [#1] PREEMPT SMP KASAN [ 98.782570][T10842] KASAN: null-ptr-deref in range [0x0000000000000430-0x0000000000000437] [ 98.790983][T10842] CPU: 0 PID: 10842 Comm: syz-executor621 Not tainted 5.6.0-rc3-syzkaller #0 [ 98.799718][T10842] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 98.809792][T10842] RIP: 0010:rds_ib_add_one+0xba/0xcb0 [ 98.815142][T10842] Code: 03 80 3c 02 00 0f 85 6c 0a 00 00 49 8b 9d a8 06 00 00 48 b8 00 00 00 00 00 fc ff df 48 8d bb 30 04 00 00 48 89 fa 48 c1 ea 03 <0f> b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 08 84 d2 0f 85 7e [ 98.834736][T10842] RSP: 0018:ffffc90001ea6f28 EFLAGS: 00010202 [ 98.840795][T10842] RAX: dffffc0000000000 RBX: 0000000000000000 RCX: ffffffff8767eaeb [ 98.848742][T10842] RDX: 0000000000000086 RSI: ffffffff8767eb09 RDI: 0000000000000430 [ 98.856688][T10842] RBP: ffffc90001ea6f60 R08: ffff888093f5a1c0 R09: ffffed101305c09c [ 98.864647][T10842] R10: ffffed101305c09b R11: ffff8880982e04df R12: ffff8880982e0558 [ 98.872598][T10842] R13: ffff8880982e0000 R14: ffffffff8a905940 R15: ffffffff8a9059d0 [ 98.880554][T10842] FS: 0000000000873880(0000) GS:ffff8880ae800000(0000) knlGS:0000000000000000 [ 98.889469][T10842] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 98.896039][T10842] CR2: 00007f57540b1000 CR3: 0000000097461000 CR4: 00000000001406f0 [ 98.904046][T10842] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 98.912009][T10842] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 98.919968][T10842] Call Trace: [ 98.923266][T10842] ? rds_ib_remove_one+0x290/0x290 [ 98.928375][T10842] add_client_context+0x3dd/0x550 [ 98.933402][T10842] ? ib_device_get_by_netdev+0x530/0x530 [ 98.939042][T10842] ? rxe_enable_driver+0x68/0x90 [ 98.943991][T10842] enable_device_and_get+0x1df/0x3c0 [ 98.949276][T10842] ? add_one_compat_dev+0x7e0/0x7e0 [ 98.954478][T10842] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 98.960200][T10842] ib_register_device+0xa89/0xe40 [ 98.965215][T10842] ? enable_device_and_get+0x3c0/0x3c0 [ 98.970685][T10842] rxe_register_device+0x52e/0x655 [ 98.975798][T10842] rxe_add+0x122b/0x1661 [ 98.980071][T10842] rxe_net_add+0x91/0xf0 [ 98.984307][T10842] rxe_newlink+0x39/0x90 [ 98.988555][T10842] nldev_newlink+0x28a/0x430 [ 98.993139][T10842] ? nldev_set_doit+0x420/0x420 [ 98.997975][T10842] ? avc_has_perm_noaudit+0x38c/0x570 [ 99.003361][T10842] ? selinux_capable+0x36/0x40 [ 99.008125][T10842] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 99.014361][T10842] ? ns_capable+0x20/0x30 [ 99.018681][T10842] ? __netlink_ns_capable+0x104/0x140 [ 99.024055][T10842] ? nldev_set_doit+0x420/0x420 [ 99.028888][T10842] rdma_nl_rcv+0x5d9/0x980 [ 99.033300][T10842] ? rdma_nl_multicast+0x330/0x330 [ 99.038407][T10842] ? __kasan_check_read+0x11/0x20 [ 99.043426][T10842] ? netlink_deliver_tap+0x248/0xbf0 [ 99.048738][T10842] ? __kasan_check_write+0x14/0x20 [ 99.053847][T10842] netlink_unicast+0x59e/0x7e0 [ 99.058643][T10842] ? netlink_attachskb+0x870/0x870 [ 99.063766][T10842] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 99.070048][T10842] netlink_sendmsg+0x91c/0xea0 [ 99.074808][T10842] ? netlink_unicast+0x7e0/0x7e0 [ 99.079730][T10842] ? tomoyo_socket_sendmsg+0x26/0x30 [ 99.085044][T10842] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 99.091324][T10842] ? security_socket_sendmsg+0x8d/0xc0 [ 99.096812][T10842] ? netlink_unicast+0x7e0/0x7e0 [ 99.101753][T10842] sock_sendmsg+0xd7/0x130 [ 99.106150][T10842] ____sys_sendmsg+0x753/0x880 [ 99.110894][T10842] ? kernel_sendmsg+0x50/0x50 [ 99.115582][T10842] ___sys_sendmsg+0x100/0x170 [ 99.120279][T10842] ? sendmsg_copy_msghdr+0x70/0x70 [ 99.125378][T10842] ? do_huge_pmd_anonymous_page+0xceb/0x1a50 [ 99.131367][T10842] ? prep_transhuge_page+0xa0/0xa0 [ 99.136483][T10842] ? do_page_fault+0x579/0x12e1 [ 99.141319][T10842] ? find_held_lock+0x35/0x130 [ 99.146074][T10842] ? do_page_fault+0x579/0x12e1 [ 99.150909][T10842] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 99.157142][T10842] ? __fget_light+0x1ad/0x270 [ 99.161804][T10842] ? __fdget+0x1b/0x20 [ 99.165851][T10842] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 99.172082][T10842] __sys_sendmsg+0x105/0x1d0 [ 99.176683][T10842] ? __sys_sendmsg_sock+0xc0/0xc0 [ 99.181707][T10842] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 99.187148][T10842] ? do_syscall_64+0x26/0x790 [ 99.191807][T10842] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 99.197861][T10842] ? do_syscall_64+0x26/0x790 [ 99.202539][T10842] __x64_sys_sendmsg+0x78/0xb0 [ 99.207395][T10842] do_syscall_64+0xfa/0x790 [ 99.211889][T10842] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 99.218197][T10842] RIP: 0033:0x4413c9 [ 99.222076][T10842] 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 6b 0e fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 99.243363][T10842] RSP: 002b:00007ffe41598508 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 99.251774][T10842] RAX: ffffffffffffffda RBX: 00007ffe41598520 RCX: 00000000004413c9 [ 99.259736][T10842] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 99.267693][T10842] RBP: 0000000000000003 R08: 00000000bb1414ac R09: 00000000bb1414ac [ 99.275728][T10842] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 99.283708][T10842] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 99.291673][T10842] Modules linked in: [ 99.296337][T10842] ---[ end trace f3ddc29dac460d69 ]--- [ 99.301872][T10842] RIP: 0010:rds_ib_add_one+0xba/0xcb0 [ 99.307288][T10842] Code: 03 80 3c 02 00 0f 85 6c 0a 00 00 49 8b 9d a8 06 00 00 48 b8 00 00 00 00 00 fc ff df 48 8d bb 30 04 00 00 48 89 fa 48 c1 ea 03 <0f> b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 08 84 d2 0f 85 7e [ 99.326987][T10842] RSP: 0018:ffffc90001ea6f28 EFLAGS: 00010202 [ 99.333082][T10842] RAX: dffffc0000000000 RBX: 0000000000000000 RCX: ffffffff8767eaeb [ 99.341102][T10842] RDX: 0000000000000086 RSI: ffffffff8767eb09 RDI: 0000000000000430 [ 99.349084][T10842] RBP: ffffc90001ea6f60 R08: ffff888093f5a1c0 R09: ffffed101305c09c [ 99.357132][T10842] R10: ffffed101305c09b R11: ffff8880982e04df R12: ffff8880982e0558 [ 99.365159][T10842] R13: ffff8880982e0000 R14: ffffffff8a905940 R15: ffffffff8a9059d0 [ 99.373197][T10842] FS: 0000000000873880(0000) GS:ffff8880ae800000(0000) knlGS:0000000000000000 [ 99.382166][T10842] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 99.388738][T10842] CR2: 00007f57540b1000 CR3: 0000000097461000 CR4: 00000000001406f0 [ 99.396783][T10842] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 99.404824][T10842] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 99.412847][T10842] Kernel panic - not syncing: Fatal exception [ 99.419973][T10842] Kernel Offset: disabled [ 99.424314][T10842] Rebooting in 86400 seconds..