[ 37.672384] audit: type=1800 audit(1555790646.373:33): pid=6979 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=2465 res=0 [ 37.694232] audit: type=1800 audit(1555790646.373:34): pid=6979 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=2456 res=0 Debian GNU/Linux 7 syzkaller ttyS0 syzkaller login: [ 38.896264] random: sshd: uninitialized urandom read (32 bytes read) [ 39.238779] audit: type=1400 audit(1555790647.933:35): avc: denied { map } for pid=7150 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 [ 39.293648] random: sshd: uninitialized urandom read (32 bytes read) [ 39.889003] random: sshd: uninitialized urandom read (32 bytes read) [ 40.087845] random: sshd: uninitialized urandom read (32 bytes read) Warning: Permanently added '10.128.0.155' (ECDSA) to the list of known hosts. [ 45.590144] random: sshd: uninitialized urandom read (32 bytes read) executing program [ 45.718432] audit: type=1400 audit(1555790654.413:36): avc: denied { map } for pid=7162 comm="syz-executor671" path="/root/syz-executor671923405" 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 [ 45.731676] FAULT_INJECTION: forcing a failure. [ 45.731676] name failslab, interval 1, probability 0, space 0, times 1 [ 45.756338] CPU: 0 PID: 7163 Comm: syz-executor671 Not tainted 4.14.113 #3 [ 45.763361] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 45.772749] Call Trace: [ 45.775421] dump_stack+0x138/0x19c [ 45.779077] should_fail.cold+0x10f/0x159 [ 45.783261] should_failslab+0xdb/0x130 [ 45.787243] kmem_cache_alloc_trace+0x2ec/0x790 [ 45.791965] slip_open+0x89e/0xfb5 [ 45.795528] ? sl_uninit+0x20/0x20 [ 45.799062] ? sl_uninit+0x20/0x20 [ 45.802643] tty_ldisc_open.isra.0+0x75/0xc0 [ 45.807055] tty_set_ldisc+0x29a/0x610 [ 45.810944] tty_ioctl+0x976/0x1340 [ 45.814603] ? get_pid_task+0xbf/0x140 [ 45.818497] ? tty_vhangup+0x30/0x30 [ 45.822238] ? __might_sleep+0x93/0xb0 [ 45.826163] ? tty_vhangup+0x30/0x30 [ 45.829884] do_vfs_ioctl+0x7b9/0x1070 [ 45.833783] ? selinux_file_mprotect+0x5d0/0x5d0 [ 45.838545] ? ioctl_preallocate+0x1c0/0x1c0 [ 45.842964] ? vfs_write+0x104/0x500 [ 45.846680] ? security_file_ioctl+0x83/0xc0 [ 45.851085] ? security_file_ioctl+0x8f/0xc0 [ 45.855490] SyS_ioctl+0x8f/0xc0 [ 45.858853] ? do_vfs_ioctl+0x1070/0x1070 [ 45.863011] do_syscall_64+0x1eb/0x630 [ 45.866925] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 45.871792] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 45.876974] RIP: 0033:0x441129 [ 45.880154] RSP: 002b:00007ffe83f5f578 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 45.887853] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 0000000000441129 [ 45.895116] RDX: 0000000020000100 RSI: 0000000000005423 RDI: 0000000000000003 [ 45.902381] RBP: 00007ffe83f5f590 R08: 0000000000000001 R09: 0000000000000000 [ 45.909647] R10: 0000000000000000 R11: 0000000000000246 R12: ffffffffffffffff executing program [ 45.916929] R13: 0000000000000004 R14: 0000000000000000 R15: 0000000000000000 [ 45.930700] FAULT_INJECTION: forcing a failure. [ 45.930700] name failslab, interval 1, probability 0, space 0, times 0 [ 45.942004] CPU: 1 PID: 7164 Comm: syz-executor671 Not tainted 4.14.113 #3 [ 45.949031] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 45.958405] Call Trace: [ 45.960994] dump_stack+0x138/0x19c [ 45.964638] should_fail.cold+0x10f/0x159 [ 45.968791] should_failslab+0xdb/0x130 [ 45.972785] kmem_cache_alloc_trace+0x2ec/0x790 [ 45.977487] slip_open+0x89e/0xfb5 [ 45.981029] ? sl_uninit+0x20/0x20 [ 45.984591] ? sl_uninit+0x20/0x20 [ 45.988131] tty_ldisc_open.isra.0+0x75/0xc0 [ 45.992539] tty_set_ldisc+0x29a/0x610 [ 45.996427] tty_ioctl+0x976/0x1340 [ 46.000059] ? get_pid_task+0xbf/0x140 [ 46.003951] ? tty_vhangup+0x30/0x30 [ 46.007670] ? __might_sleep+0x93/0xb0 [ 46.011583] ? tty_vhangup+0x30/0x30 [ 46.015297] do_vfs_ioctl+0x7b9/0x1070 [ 46.019212] ? selinux_file_mprotect+0x5d0/0x5d0 [ 46.023991] ? ioctl_preallocate+0x1c0/0x1c0 [ 46.028425] ? vfs_write+0x104/0x500 [ 46.032169] ? security_file_ioctl+0x83/0xc0 [ 46.036585] ? security_file_ioctl+0x8f/0xc0 [ 46.041002] SyS_ioctl+0x8f/0xc0 [ 46.044371] ? do_vfs_ioctl+0x1070/0x1070 [ 46.048520] do_syscall_64+0x1eb/0x630 [ 46.052406] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 46.057259] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 46.062479] RIP: 0033:0x441129 executing program [ 46.065662] RSP: 002b:00007ffe83f5f578 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 46.073369] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 0000000000441129 [ 46.080634] RDX: 0000000020000100 RSI: 0000000000005423 RDI: 0000000000000003 [ 46.087902] RBP: 00007ffe83f5f590 R08: 0000000000000001 R09: 0000000000000000 [ 46.095219] R10: 0000000000000000 R11: 0000000000000246 R12: ffffffffffffffff [ 46.102488] R13: 0000000000000004 R14: 0000000000000000 R15: 0000000000000000 [ 46.115285] FAULT_INJECTION: forcing a failure. [ 46.115285] name fail_page_alloc, interval 1, probability 0, space 0, times 1 [ 46.127114] CPU: 0 PID: 7165 Comm: syz-executor671 Not tainted 4.14.113 #3 [ 46.134141] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 46.143801] Call Trace: [ 46.146383] dump_stack+0x138/0x19c [ 46.150032] should_fail.cold+0x10f/0x159 [ 46.154213] __alloc_pages_nodemask+0x1d6/0x7a0 [ 46.158886] ? __alloc_pages_slowpath+0x2930/0x2930 [ 46.163911] cache_grow_begin+0x80/0x410 [ 46.167981] kmem_cache_alloc_trace+0x6b5/0x790 [ 46.172679] slip_open+0x89e/0xfb5 [ 46.176218] ? sl_uninit+0x20/0x20 [ 46.179747] ? sl_uninit+0x20/0x20 [ 46.183290] tty_ldisc_open.isra.0+0x75/0xc0 [ 46.187695] tty_set_ldisc+0x29a/0x610 [ 46.191588] tty_ioctl+0x976/0x1340 [ 46.195206] ? get_pid_task+0xbf/0x140 [ 46.199085] ? tty_vhangup+0x30/0x30 [ 46.202807] ? __might_sleep+0x93/0xb0 [ 46.206698] ? tty_vhangup+0x30/0x30 [ 46.210416] do_vfs_ioctl+0x7b9/0x1070 [ 46.214299] ? selinux_file_mprotect+0x5d0/0x5d0 [ 46.219054] ? ioctl_preallocate+0x1c0/0x1c0 [ 46.223469] ? vfs_write+0x104/0x500 [ 46.227181] ? security_file_ioctl+0x83/0xc0 [ 46.231606] ? security_file_ioctl+0x8f/0xc0 [ 46.236008] SyS_ioctl+0x8f/0xc0 [ 46.239364] ? do_vfs_ioctl+0x1070/0x1070 [ 46.243504] do_syscall_64+0x1eb/0x630 [ 46.247393] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 46.252245] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 46.257433] RIP: 0033:0x441129 [ 46.260633] RSP: 002b:00007ffe83f5f578 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 46.268371] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 0000000000441129 [ 46.275665] RDX: 0000000020000100 RSI: 0000000000005423 RDI: 0000000000000003 [ 46.282929] RBP: 00007ffe83f5f590 R08: 0000000000000001 R09: 0000000000000000 [ 46.290256] R10: 0000000000000000 R11: 0000000000000246 R12: ffffffffffffffff [ 46.299377] R13: 0000000000000004 R14: 0000000000000000 R15: 0000000000000000 executing program [ 46.379398] FAULT_INJECTION: forcing a failure. [ 46.379398] name failslab, interval 1, probability 0, space 0, times 0 [ 46.404213] CPU: 1 PID: 7175 Comm: syz-executor671 Not tainted 4.14.113 #3 [ 46.411294] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 46.420662] Call Trace: [ 46.423272] dump_stack+0x138/0x19c [ 46.426925] should_fail.cold+0x10f/0x159 [ 46.431099] should_failslab+0xdb/0x130 [ 46.435104] kmem_cache_alloc_trace+0x2ec/0x790 [ 46.439795] slip_open+0x85b/0xfb5 [ 46.443356] ? tty_set_ldisc+0x22b/0x610 [ 46.447438] ? sl_uninit+0x20/0x20 [ 46.450996] ? sl_uninit+0x20/0x20 [ 46.454556] tty_ldisc_open.isra.0+0x75/0xc0 [ 46.458997] tty_set_ldisc+0x29a/0x610 [ 46.462908] tty_ioctl+0x976/0x1340 [ 46.466553] ? get_pid_task+0xbf/0x140 [ 46.470466] ? tty_vhangup+0x30/0x30 [ 46.474208] ? __might_sleep+0x93/0xb0 [ 46.478120] ? tty_vhangup+0x30/0x30 [ 46.481855] do_vfs_ioctl+0x7b9/0x1070 [ 46.485766] ? selinux_file_mprotect+0x5d0/0x5d0 [ 46.490543] ? ioctl_preallocate+0x1c0/0x1c0 [ 46.495074] ? vfs_write+0x104/0x500 [ 46.498815] ? security_file_ioctl+0x83/0xc0 [ 46.503274] ? security_file_ioctl+0x8f/0xc0 [ 46.507710] SyS_ioctl+0x8f/0xc0 [ 46.511093] ? do_vfs_ioctl+0x1070/0x1070 [ 46.515267] do_syscall_64+0x1eb/0x630 [ 46.519178] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 46.524047] entry_SYSCALL_64_after_hwframe+0x42/0xb7 executing program [ 46.529250] RIP: 0033:0x441129 [ 46.532460] RSP: 002b:00007ffe83f5f578 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 46.540303] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 0000000000441129 [ 46.547630] RDX: 0000000020000100 RSI: 0000000000005423 RDI: 0000000000000003 [ 46.554910] RBP: 00007ffe83f5f590 R08: 0000000000000001 R09: 0000000000000000 [ 46.562172] R10: 0000000000000000 R11: 0000000000000246 R12: ffffffffffffffff [ 46.569436] R13: 0000000000000004 R14: 0000000000000000 R15: 0000000000000000 [ 46.582998] FAULT_INJECTION: forcing a failure. [ 46.582998] name failslab, interval 1, probability 0, space 0, times 0 [ 46.597250] CPU: 1 PID: 7178 Comm: syz-executor671 Not tainted 4.14.113 #3 [ 46.604300] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 46.613755] Call Trace: [ 46.616344] dump_stack+0x138/0x19c [ 46.619970] should_fail.cold+0x10f/0x159 [ 46.624135] should_failslab+0xdb/0x130 [ 46.628113] kmem_cache_alloc_trace+0x2ec/0x790 [ 46.632810] ? lockdep_init_map+0x9/0x10 [ 46.636886] slip_open+0x89e/0xfb5 [ 46.640436] ? sl_uninit+0x20/0x20 [ 46.643995] ? sl_uninit+0x20/0x20 [ 46.647534] tty_ldisc_open.isra.0+0x75/0xc0 [ 46.651943] tty_set_ldisc+0x29a/0x610 [ 46.655831] tty_ioctl+0x976/0x1340 [ 46.659466] ? get_pid_task+0xbf/0x140 [ 46.663354] ? tty_vhangup+0x30/0x30 [ 46.667067] ? __might_sleep+0x93/0xb0 [ 46.670968] ? tty_vhangup+0x30/0x30 [ 46.674682] do_vfs_ioctl+0x7b9/0x1070 [ 46.678566] ? selinux_file_mprotect+0x5d0/0x5d0 [ 46.683351] ? ioctl_preallocate+0x1c0/0x1c0 [ 46.687767] ? vfs_write+0x104/0x500 [ 46.691482] ? security_file_ioctl+0x83/0xc0 [ 46.695900] ? security_file_ioctl+0x8f/0xc0 [ 46.700306] SyS_ioctl+0x8f/0xc0 [ 46.703670] ? do_vfs_ioctl+0x1070/0x1070 [ 46.707835] do_syscall_64+0x1eb/0x630 [ 46.711723] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 46.716578] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 46.721784] RIP: 0033:0x441129 [ 46.724965] RSP: 002b:00007ffe83f5f578 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 executing program [ 46.732669] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 0000000000441129 [ 46.739939] RDX: 0000000020000100 RSI: 0000000000005423 RDI: 0000000000000003 [ 46.747228] RBP: 00007ffe83f5f590 R08: 0000000000000001 R09: 0000000000000000 [ 46.754512] R10: 0000000000000000 R11: 0000000000000246 R12: ffffffffffffffff [ 46.761796] R13: 0000000000000004 R14: 0000000000000000 R15: 0000000000000000 [ 46.775130] FAULT_INJECTION: forcing a failure. [ 46.775130] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 46.786954] CPU: 0 PID: 7179 Comm: syz-executor671 Not tainted 4.14.113 #3 [ 46.793979] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 46.803325] Call Trace: [ 46.805905] dump_stack+0x138/0x19c [ 46.809526] should_fail.cold+0x10f/0x159 [ 46.813764] __alloc_pages_nodemask+0x1d6/0x7a0 [ 46.818519] ? __alloc_pages_slowpath+0x2930/0x2930 [ 46.823548] cache_grow_begin+0x80/0x410 [ 46.827639] kmem_cache_alloc_trace+0x6b5/0x790 [ 46.832316] slip_open+0x85b/0xfb5 [ 46.835867] ? tty_set_ldisc+0x22b/0x610 [ 46.839949] ? sl_uninit+0x20/0x20 [ 46.843497] ? sl_uninit+0x20/0x20 [ 46.847048] tty_ldisc_open.isra.0+0x75/0xc0 [ 46.851458] tty_set_ldisc+0x29a/0x610 [ 46.855346] tty_ioctl+0x976/0x1340 [ 46.859007] ? get_pid_task+0xbf/0x140 [ 46.862897] ? tty_vhangup+0x30/0x30 [ 46.866618] ? __might_sleep+0x93/0xb0 [ 46.880885] ? tty_vhangup+0x30/0x30 [ 46.884622] do_vfs_ioctl+0x7b9/0x1070 [ 46.888518] ? selinux_file_mprotect+0x5d0/0x5d0 [ 46.893447] ? ioctl_preallocate+0x1c0/0x1c0 [ 46.897975] ? vfs_write+0x104/0x500 [ 46.901695] ? security_file_ioctl+0x83/0xc0 [ 46.906133] ? security_file_ioctl+0x8f/0xc0 [ 46.910563] SyS_ioctl+0x8f/0xc0 [ 46.913933] ? do_vfs_ioctl+0x1070/0x1070 [ 46.918077] do_syscall_64+0x1eb/0x630 [ 46.921979] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 46.926824] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 46.932029] RIP: 0033:0x441129 [ 46.935206] RSP: 002b:00007ffe83f5f578 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 46.942907] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 0000000000441129 [ 46.950248] RDX: 0000000020000100 RSI: 0000000000005423 RDI: 0000000000000003 [ 46.957518] RBP: 00007ffe83f5f590 R08: 0000000000000001 R09: 0000000000000000 [ 46.964963] R10: 0000000000000000 R11: 0000000000000246 R12: ffffffffffffffff [ 46.972234] R13: 0000000000000004 R14: 0000000000000000 R15: 0000000000000000 executing program [ 47.035102] FAULT_INJECTION: forcing a failure. [ 47.035102] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 47.046960] CPU: 0 PID: 7189 Comm: syz-executor671 Not tainted 4.14.113 #3 [ 47.053984] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 47.063378] Call Trace: [ 47.065981] dump_stack+0x138/0x19c [ 47.069625] should_fail.cold+0x10f/0x159 [ 47.073798] __alloc_pages_nodemask+0x1d6/0x7a0 [ 47.078489] ? __alloc_pages_slowpath+0x2930/0x2930 [ 47.083532] cache_grow_begin+0x80/0x410 [ 47.087624] kmem_cache_alloc_trace+0x6b5/0x790 [ 47.092315] slip_open+0x85b/0xfb5 [ 47.095890] ? tty_set_ldisc+0x22b/0x610 [ 47.099967] ? sl_uninit+0x20/0x20 [ 47.103521] ? sl_uninit+0x20/0x20 [ 47.107080] tty_ldisc_open.isra.0+0x75/0xc0 [ 47.111505] tty_set_ldisc+0x29a/0x610 [ 47.115408] tty_ioctl+0x976/0x1340 [ 47.119041] ? get_pid_task+0xbf/0x140 [ 47.122944] ? tty_vhangup+0x30/0x30 [ 47.126674] ? __might_sleep+0x93/0xb0 [ 47.130593] ? tty_vhangup+0x30/0x30 [ 47.134324] do_vfs_ioctl+0x7b9/0x1070 [ 47.138226] ? selinux_file_mprotect+0x5d0/0x5d0 [ 47.142997] ? ioctl_preallocate+0x1c0/0x1c0 [ 47.147419] ? vfs_write+0x104/0x500 [ 47.151149] ? security_file_ioctl+0x83/0xc0 [ 47.155613] ? security_file_ioctl+0x8f/0xc0 [ 47.160043] SyS_ioctl+0x8f/0xc0 [ 47.163419] ? do_vfs_ioctl+0x1070/0x1070 [ 47.167592] do_syscall_64+0x1eb/0x630 [ 47.171509] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 47.176374] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 47.181588] RIP: 0033:0x441129 [ 47.184784] RSP: 002b:00007ffe83f5f578 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 47.192506] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 0000000000441129 [ 47.199789] RDX: 0000000020000100 RSI: 0000000000005423 RDI: 0000000000000003 [ 47.207079] RBP: 00007ffe83f5f590 R08: 0000000000000001 R09: 0000000000000000 [ 47.214359] R10: 0000000000000000 R11: 0000000000000246 R12: ffffffffffffffff [ 47.221640] R13: 0000000000000004 R14: 0000000000000000 R15: 0000000000000000 executing program [ 47.294225] FAULT_INJECTION: forcing a failure. [ 47.294225] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 47.306082] CPU: 0 PID: 7201 Comm: syz-executor671 Not tainted 4.14.113 #3 [ 47.313396] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 47.322770] Call Trace: [ 47.325371] dump_stack+0x138/0x19c [ 47.329014] should_fail.cold+0x10f/0x159 [ 47.333184] __alloc_pages_nodemask+0x1d6/0x7a0 [ 47.337869] ? __alloc_pages_slowpath+0x2930/0x2930 [ 47.342911] cache_grow_begin+0x80/0x410 [ 47.346989] kmem_cache_alloc_trace+0x6b5/0x790 [ 47.351683] slip_open+0x85b/0xfb5 [ 47.355236] ? tty_set_ldisc+0x22b/0x610 [ 47.359313] ? sl_uninit+0x20/0x20 [ 47.362867] ? sl_uninit+0x20/0x20 [ 47.366432] tty_ldisc_open.isra.0+0x75/0xc0 [ 47.370924] tty_set_ldisc+0x29a/0x610 [ 47.374849] tty_ioctl+0x976/0x1340 [ 47.378501] ? get_pid_task+0xbf/0x140 [ 47.382409] ? tty_vhangup+0x30/0x30 [ 47.386144] ? __might_sleep+0x93/0xb0 [ 47.390053] ? tty_vhangup+0x30/0x30 [ 47.393785] do_vfs_ioctl+0x7b9/0x1070 [ 47.397692] ? selinux_file_mprotect+0x5d0/0x5d0 [ 47.402466] ? ioctl_preallocate+0x1c0/0x1c0 [ 47.406903] ? vfs_write+0x104/0x500 [ 47.410639] ? security_file_ioctl+0x83/0xc0 [ 47.415064] ? security_file_ioctl+0x8f/0xc0 [ 47.419490] SyS_ioctl+0x8f/0xc0 [ 47.422868] ? do_vfs_ioctl+0x1070/0x1070 [ 47.427031] do_syscall_64+0x1eb/0x630 [ 47.430930] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 47.435880] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 47.441083] RIP: 0033:0x441129 [ 47.444296] RSP: 002b:00007ffe83f5f578 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 47.452018] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 0000000000441129 [ 47.459299] RDX: 0000000020000100 RSI: 0000000000005423 RDI: 0000000000000003 [ 47.466591] RBP: 00007ffe83f5f590 R08: 0000000000000001 R09: 0000000000000000 [ 47.473884] R10: 0000000000000000 R11: 0000000000000246 R12: ffffffffffffffff [ 47.481164] R13: 0000000000000004 R14: 0000000000000000 R15: 0000000000000000 executing program [ 47.554106] FAULT_INJECTION: forcing a failure. [ 47.554106] name failslab, interval 1, probability 0, space 0, times 0 [ 47.565844] CPU: 0 PID: 7213 Comm: syz-executor671 Not tainted 4.14.113 #3 [ 47.572881] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 47.582245] Call Trace: [ 47.584845] dump_stack+0x138/0x19c [ 47.588488] should_fail.cold+0x10f/0x159 [ 47.592661] should_failslab+0xdb/0x130 [ 47.596688] kmem_cache_alloc_trace+0x2ec/0x790 [ 47.601379] slip_open+0x85b/0xfb5 [ 47.604940] ? tty_set_ldisc+0x22b/0x610 [ 47.609014] ? sl_uninit+0x20/0x20 [ 47.612567] ? sl_uninit+0x20/0x20 [ 47.616141] tty_ldisc_open.isra.0+0x75/0xc0 [ 47.620566] tty_set_ldisc+0x29a/0x610 [ 47.624484] tty_ioctl+0x976/0x1340 [ 47.628136] ? get_pid_task+0xbf/0x140 [ 47.632037] ? tty_vhangup+0x30/0x30 [ 47.635815] ? __might_sleep+0x93/0xb0 [ 47.639726] ? tty_vhangup+0x30/0x30 [ 47.643460] do_vfs_ioctl+0x7b9/0x1070 [ 47.647372] ? selinux_file_mprotect+0x5d0/0x5d0 [ 47.652145] ? ioctl_preallocate+0x1c0/0x1c0 [ 47.656586] ? vfs_write+0x104/0x500 [ 47.660321] ? security_file_ioctl+0x83/0xc0 [ 47.664746] ? security_file_ioctl+0x8f/0xc0 [ 47.669184] SyS_ioctl+0x8f/0xc0 [ 47.672564] ? do_vfs_ioctl+0x1070/0x1070 [ 47.676745] do_syscall_64+0x1eb/0x630 [ 47.680687] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 47.685648] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 47.690856] RIP: 0033:0x441129 [ 47.694052] RSP: 002b:00007ffe83f5f578 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 executing program [ 47.701793] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 0000000000441129 [ 47.709076] RDX: 0000000020000100 RSI: 0000000000005423 RDI: 0000000000000003 [ 47.716360] RBP: 00007ffe83f5f590 R08: 0000000000000001 R09: 0000000000000000 [ 47.723655] R10: 0000000000000000 R11: 0000000000000246 R12: ffffffffffffffff [ 47.731196] R13: 0000000000000004 R14: 0000000000000000 R15: 0000000000000000 [ 47.750891] FAULT_INJECTION: forcing a failure. [ 47.750891] name failslab, interval 1, probability 0, space 0, times 0 [ 47.763341] CPU: 0 PID: 7216 Comm: syz-executor671 Not tainted 4.14.113 #3 [ 47.770387] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 47.779787] Call Trace: [ 47.782460] dump_stack+0x138/0x19c [ 47.786084] should_fail.cold+0x10f/0x159 [ 47.790241] should_failslab+0xdb/0x130 [ 47.794217] kmem_cache_alloc+0x47/0x780 [ 47.798276] ? trace_hardirqs_on_caller+0x400/0x590 [ 47.803326] __debug_object_init+0x5b8/0x8e0 [ 47.807739] ? check_preemption_disabled+0x3c/0x250 [ 47.812808] ? debug_object_destroy+0x250/0x250 [ 47.817478] ? __lockdep_init_map+0x10c/0x570 [ 47.821996] debug_object_init+0x16/0x20 [ 47.826075] init_timer_key+0x31/0x300 [ 47.829974] slip_open+0x554/0xfb5 [ 47.833513] ? tty_set_ldisc+0x22b/0x610 [ 47.838882] ? sl_uninit+0x20/0x20 [ 47.842595] ? sl_uninit+0x20/0x20 [ 47.846131] tty_ldisc_open.isra.0+0x75/0xc0 [ 47.850539] tty_set_ldisc+0x29a/0x610 [ 47.854419] tty_ioctl+0x976/0x1340 [ 47.858036] ? get_pid_task+0xbf/0x140 [ 47.861918] ? tty_vhangup+0x30/0x30 [ 47.865658] ? __might_sleep+0x93/0xb0 [ 47.869545] ? tty_vhangup+0x30/0x30 [ 47.873275] do_vfs_ioctl+0x7b9/0x1070 [ 47.877181] ? selinux_file_mprotect+0x5d0/0x5d0 [ 47.881956] ? ioctl_preallocate+0x1c0/0x1c0 [ 47.886397] ? vfs_write+0x104/0x500 [ 47.890134] ? security_file_ioctl+0x83/0xc0 [ 47.894554] ? security_file_ioctl+0x8f/0xc0 [ 47.898997] SyS_ioctl+0x8f/0xc0 [ 47.902391] ? do_vfs_ioctl+0x1070/0x1070 [ 47.906535] do_syscall_64+0x1eb/0x630 [ 47.910415] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 47.915276] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 47.920463] RIP: 0033:0x441129 [ 47.923639] RSP: 002b:00007ffe83f5f578 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 47.931336] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 0000000000441129 [ 47.938624] RDX: 0000000020000100 RSI: 0000000000005423 RDI: 0000000000000003 [ 47.945887] RBP: 00007ffe83f5f590 R08: 0000000000000001 R09: 0000000000000000 executing program [ 47.953617] R10: 0000000000000000 R11: 0000000000000246 R12: ffffffffffffffff [ 47.960895] R13: 0000000000000004 R14: 0000000000000000 R15: 0000000000000000 [ 48.014068] FAULT_INJECTION: forcing a failure. [ 48.014068] name failslab, interval 1, probability 0, space 0, times 0 [ 48.037441] CPU: 0 PID: 7226 Comm: syz-executor671 Not tainted 4.14.113 #3 [ 48.044711] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 48.054086] Call Trace: [ 48.056690] dump_stack+0x138/0x19c [ 48.060335] should_fail.cold+0x10f/0x159 [ 48.064506] should_failslab+0xdb/0x130 [ 48.068499] kmem_cache_alloc_trace+0x2ec/0x790 [ 48.073199] ? lockdep_init_map+0x9/0x10 [ 48.077280] slip_open+0x89e/0xfb5 [ 48.080841] ? sl_uninit+0x20/0x20 [ 48.084414] ? sl_uninit+0x20/0x20 [ 48.087969] tty_ldisc_open.isra.0+0x75/0xc0 [ 48.092394] tty_set_ldisc+0x29a/0x610 [ 48.096296] tty_ioctl+0x976/0x1340 [ 48.099932] ? get_pid_task+0xbf/0x140 [ 48.103865] ? tty_vhangup+0x30/0x30 [ 48.107612] ? __might_sleep+0x93/0xb0 [ 48.111524] ? tty_vhangup+0x30/0x30 [ 48.115254] do_vfs_ioctl+0x7b9/0x1070 [ 48.119239] ? selinux_file_mprotect+0x5d0/0x5d0 [ 48.124031] ? ioctl_preallocate+0x1c0/0x1c0 [ 48.128461] ? vfs_write+0x104/0x500 [ 48.132207] ? security_file_ioctl+0x83/0xc0 [ 48.136631] ? security_file_ioctl+0x8f/0xc0 [ 48.141063] SyS_ioctl+0x8f/0xc0 [ 48.144530] ? do_vfs_ioctl+0x1070/0x1070 [ 48.148695] do_syscall_64+0x1eb/0x630 [ 48.152606] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 48.157478] entry_SYSCALL_64_after_hwframe+0x42/0xb7 executing program [ 48.162683] RIP: 0033:0x441129 [ 48.165881] RSP: 002b:00007ffe83f5f578 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 48.173615] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 0000000000441129 [ 48.180925] RDX: 0000000020000100 RSI: 0000000000005423 RDI: 0000000000000003 [ 48.188231] RBP: 00007ffe83f5f590 R08: 0000000000000001 R09: 0000000000000000 [ 48.195540] R10: 0000000000000000 R11: 0000000000000246 R12: ffffffffffffffff [ 48.202831] R13: 0000000000000004 R14: 0000000000000000 R15: 0000000000000000 [ 48.217951] FAULT_INJECTION: forcing a failure. [ 48.217951] name failslab, interval 1, probability 0, space 0, times 0 [ 48.229769] CPU: 1 PID: 7229 Comm: syz-executor671 Not tainted 4.14.113 #3 [ 48.236788] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 48.246134] Call Trace: [ 48.248757] dump_stack+0x138/0x19c [ 48.252394] should_fail.cold+0x10f/0x159 [ 48.256604] should_failslab+0xdb/0x130 [ 48.260595] kmem_cache_alloc_trace+0x2ec/0x790 [ 48.265302] ? lockdep_init_map+0x9/0x10 [ 48.269362] ? init_timer_key+0xdc/0x300 [ 48.273474] slip_open+0x815/0xfb5 [ 48.277013] ? tty_set_ldisc+0x22b/0x610 [ 48.281071] ? sl_uninit+0x20/0x20 [ 48.284608] ? sl_uninit+0x20/0x20 [ 48.288144] tty_ldisc_open.isra.0+0x75/0xc0 [ 48.292811] tty_set_ldisc+0x29a/0x610 [ 48.296703] tty_ioctl+0x976/0x1340 [ 48.300329] ? get_pid_task+0xbf/0x140 [ 48.304218] ? tty_vhangup+0x30/0x30 [ 48.307932] ? __might_sleep+0x93/0xb0 [ 48.311820] ? tty_vhangup+0x30/0x30 [ 48.315546] do_vfs_ioctl+0x7b9/0x1070 [ 48.319438] ? selinux_file_mprotect+0x5d0/0x5d0 [ 48.324211] ? ioctl_preallocate+0x1c0/0x1c0 [ 48.328621] ? vfs_write+0x104/0x500 [ 48.332355] ? security_file_ioctl+0x83/0xc0 [ 48.336764] ? security_file_ioctl+0x8f/0xc0 [ 48.341174] SyS_ioctl+0x8f/0xc0 [ 48.344548] ? do_vfs_ioctl+0x1070/0x1070 [ 48.348718] do_syscall_64+0x1eb/0x630 [ 48.352625] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 48.357486] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 48.362667] RIP: 0033:0x441129 executing program [ 48.365859] RSP: 002b:00007ffe83f5f578 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 48.373563] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 0000000000441129 [ 48.380835] RDX: 0000000020000100 RSI: 0000000000005423 RDI: 0000000000000003 [ 48.388098] RBP: 00007ffe83f5f590 R08: 0000000000000001 R09: 0000000000000000 [ 48.395377] R10: 0000000000000000 R11: 0000000000000246 R12: ffffffffffffffff [ 48.402648] R13: 0000000000000004 R14: 0000000000000000 R15: 0000000000000000 [ 48.418133] FAULT_INJECTION: forcing a failure. [ 48.418133] name failslab, interval 1, probability 0, space 0, times 0 [ 48.429909] CPU: 0 PID: 7230 Comm: syz-executor671 Not tainted 4.14.113 #3 [ 48.436924] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 48.446275] Call Trace: [ 48.448920] dump_stack+0x138/0x19c [ 48.452539] should_fail.cold+0x10f/0x159 [ 48.456745] should_failslab+0xdb/0x130 [ 48.460737] kmem_cache_alloc_trace+0x2ec/0x790 [ 48.465413] ? slip_open+0x89e/0xfb5 [ 48.469117] ? rcu_read_lock_sched_held+0x110/0x130 [ 48.475794] ? kmem_cache_alloc_trace+0x626/0x790 [ 48.480686] slhc_init+0x89/0x4e7 [ 48.484147] slip_open+0x8c2/0xfb5 [ 48.487697] ? sl_uninit+0x20/0x20 [ 48.491263] ? sl_uninit+0x20/0x20 [ 48.494892] tty_ldisc_open.isra.0+0x75/0xc0 [ 48.499310] tty_set_ldisc+0x29a/0x610 [ 48.503192] tty_ioctl+0x976/0x1340 [ 48.506815] ? get_pid_task+0xbf/0x140 [ 48.510724] ? tty_vhangup+0x30/0x30 [ 48.514445] ? __might_sleep+0x93/0xb0 [ 48.518349] ? tty_vhangup+0x30/0x30 [ 48.522060] do_vfs_ioctl+0x7b9/0x1070 [ 48.525946] ? selinux_file_mprotect+0x5d0/0x5d0 [ 48.530700] ? ioctl_preallocate+0x1c0/0x1c0 [ 48.535102] ? vfs_write+0x104/0x500 [ 48.538808] ? security_file_ioctl+0x83/0xc0 [ 48.543206] ? security_file_ioctl+0x8f/0xc0 [ 48.547609] SyS_ioctl+0x8f/0xc0 [ 48.550963] ? do_vfs_ioctl+0x1070/0x1070 [ 48.555105] do_syscall_64+0x1eb/0x630 [ 48.559017] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 48.563878] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 48.569089] RIP: 0033:0x441129 [ 48.572270] RSP: 002b:00007ffe83f5f578 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 48.579969] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 0000000000441129 [ 48.587230] RDX: 0000000020000100 RSI: 0000000000005423 RDI: 0000000000000003 [ 48.594506] RBP: 00007ffe83f5f590 R08: 0000000000000001 R09: 0000000000000000 [ 48.601804] R10: 0000000000000000 R11: 0000000000000246 R12: ffffffffffffffff [ 48.609080] R13: 0000000000000004 R14: 0000000000000000 R15: 0000000000000000 [ 48.617166] BUG: unable to handle kernel paging request at fffffffffffffff4 [ 48.624292] IP: slhc_free+0x31/0xb0 [ 48.627917] PGD 766d067 P4D 766d067 PUD 766f067 PMD 0 [ 48.633183] Oops: 0000 [#1] PREEMPT SMP KASAN [ 48.637670] Modules linked in: [ 48.640847] CPU: 0 PID: 7230 Comm: syz-executor671 Not tainted 4.14.113 #3 [ 48.647857] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 48.657217] task: ffff888096928300 task.stack: ffff888083520000 [ 48.663265] RIP: 0010:slhc_free+0x31/0xb0 [ 48.667391] RSP: 0018:ffff888083527ae8 EFLAGS: 00010246 [ 48.672737] RAX: dffffc0000000000 RBX: fffffffffffffff4 RCX: 1ffff11012d2517e [ 48.679994] RDX: 1ffffffffffffffe RSI: ffff888096928bd0 RDI: fffffffffffffff4 [ 48.687261] RBP: ffff888083527af8 R08: ffff888096928300 R09: ffff888096928bf0 [ 48.694514] R10: 0000000000000000 R11: 0000000000000000 R12: fffffffffffffff4 [ 48.701781] R13: ffff888096f29408 R14: ffff88809b977740 R15: ffff888096f28940 [ 48.709069] FS: 0000000001f5d880(0000) GS:ffff8880aee00000(0000) knlGS:0000000000000000 [ 48.717308] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 48.723180] CR2: fffffffffffffff4 CR3: 00000000a5e44000 CR4: 00000000001406f0 [ 48.730440] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 48.737803] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 48.745154] Call Trace: [ 48.747731] slip_open+0xc96/0xfb5 [ 48.751261] ? sl_uninit+0x20/0x20 [ 48.754800] ? sl_uninit+0x20/0x20 [ 48.758342] tty_ldisc_open.isra.0+0x75/0xc0 [ 48.762741] tty_set_ldisc+0x29a/0x610 [ 48.766627] tty_ioctl+0x976/0x1340 [ 48.770272] ? get_pid_task+0xbf/0x140 [ 48.774176] ? tty_vhangup+0x30/0x30 [ 48.777904] ? __might_sleep+0x93/0xb0 [ 48.781786] ? tty_vhangup+0x30/0x30 [ 48.785487] do_vfs_ioctl+0x7b9/0x1070 [ 48.789361] ? selinux_file_mprotect+0x5d0/0x5d0 [ 48.794108] ? ioctl_preallocate+0x1c0/0x1c0 [ 48.798524] ? vfs_write+0x104/0x500 [ 48.802227] ? security_file_ioctl+0x83/0xc0 [ 48.806639] ? security_file_ioctl+0x8f/0xc0 [ 48.811054] SyS_ioctl+0x8f/0xc0 [ 48.814409] ? do_vfs_ioctl+0x1070/0x1070 [ 48.818548] do_syscall_64+0x1eb/0x630 [ 48.822444] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 48.828094] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 48.833298] RIP: 0033:0x441129 [ 48.836473] RSP: 002b:00007ffe83f5f578 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 48.844189] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 0000000000441129 [ 48.851454] RDX: 0000000020000100 RSI: 0000000000005423 RDI: 0000000000000003 [ 48.858799] RBP: 00007ffe83f5f590 R08: 0000000000000001 R09: 0000000000000000 [ 48.866058] R10: 0000000000000000 R11: 0000000000000246 R12: ffffffffffffffff [ 48.878286] R13: 0000000000000004 R14: 0000000000000000 R15: 0000000000000000 [ 48.885832] Code: 41 54 49 89 fc e8 30 ee 87 fd 4d 85 e4 74 77 e8 26 ee 87 fd 4c 89 e2 48 b8 00 00 00 00 00 fc ff df 48 c1 ea 03 80 3c 02 00 75 6d <4d> 8b 2c 24 4d 85 ed 74 0d e8 01 ee 87 fd 4c 89 ef e8 69 69 b1 [ 48.904956] RIP: slhc_free+0x31/0xb0 RSP: ffff888083527ae8 [ 48.910566] CR2: fffffffffffffff4 [ 48.914039] ---[ end trace 7795915591f4987e ]--- [ 48.918784] Kernel panic - not syncing: Fatal exception [ 48.925068] Kernel Offset: disabled [ 48.928695] Rebooting in 86400 seconds..