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. [ 28.015407][ T24] audit: type=1800 audit(1561412533.408:33): pid=6916 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 [ 28.037813][ T24] audit: type=1800 audit(1561412533.408:34): pid=6916 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 [....] startpar: service(s) returned failure: rsyslog ssh ...[?25l[?1c7[FAIL8[?25h[?0c failed! Debian GNU/Linux 7 syzkaller ttyS0 syzkaller login: [ 30.035314][ T24] audit: type=1400 audit(1561412535.428:35): avc: denied { map } for pid=7117 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 '10.128.0.140' (ECDSA) to the list of known hosts. [ 59.224282][ T24] audit: type=1400 audit(1561412564.618:36): avc: denied { map } for pid=7132 comm="syz-executor765" path="/root/syz-executor765105472" dev="sda1" ino=1426 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:object_r:user_home_t:s0 tclass=file permissive=1 executing program [ 66.502259][ T7133] FAULT_INJECTION: forcing a failure. [ 66.502259][ T7133] name failslab, interval 1, probability 0, space 0, times 1 [ 66.514970][ T7133] CPU: 0 PID: 7133 Comm: syz-executor765 Not tainted 5.2.0-rc5+ #40 [ 66.522960][ T7133] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 66.532999][ T7133] Call Trace: [ 66.536412][ T7133] dump_stack+0xaa/0xd6 [ 66.540561][ T7133] should_fail.cold+0x3c/0x49 [ 66.545229][ T7133] __should_failslab+0x65/0xa0 [ 66.549976][ T7133] should_failslab+0x9/0x14 [ 66.554447][ T7133] __kmalloc+0x54/0x2c0 [ 66.558616][ T7133] ? stack_trace_save+0x5a/0x80 [ 66.563438][ T7133] ? preempt_count_add+0x80/0xc0 [ 66.568608][ T7133] ? mpi_alloc_limb_space+0x29/0x50 [ 66.573783][ T7133] mpi_alloc_limb_space+0x29/0x50 [ 66.578772][ T7133] mpihelp_mul_karatsuba_case+0x67/0x460 [ 66.584382][ T7133] ? kmem_cache_alloc_trace+0x13d/0x280 [ 66.590080][ T7133] mpihelp_mul_karatsuba_case+0x29a/0x460 [ 66.595775][ T7133] mpi_powm+0x7b0/0xdd0 [ 66.600089][ T7133] ? _raw_write_unlock_irqrestore+0x25/0x40 [ 66.605980][ T7133] dh_compute_value+0x160/0x220 [ 66.610862][ T7133] __keyctl_dh_compute+0x447/0x970 [ 66.616000][ T7133] ? fsnotify+0x250/0x4c0 [ 66.620379][ T7133] ? proc_cwd_link+0xe0/0xe0 [ 66.624988][ T7133] keyctl_dh_compute+0x67/0xa6 [ 66.629829][ T7133] __x64_sys_keyctl+0xa5/0x330 [ 66.634586][ T7133] do_syscall_64+0x76/0x1a0 [ 66.639086][ T7133] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 66.644953][ T7133] RIP: 0033:0x4415f9 [ 66.649004][ T7133] Code: e8 0c e9 ff ff 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 6b 0a fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 66.668775][ T7133] RSP: 002b:00007fffdf682cd8 EFLAGS: 00000246 ORIG_RAX: 00000000000000fa [ 66.677156][ T7133] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00000000004415f9 [ 66.685104][ T7133] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000017 [ 66.693093][ T7133] RBP: 00007fffdf682cf0 R08: 00000000200001c0 R09: 0000000000000000 [ 66.701088][ T7133] R10: 0000000000000000 R11: 0000000000000246 R12: ffffffffffffffff [ 66.709040][ T7133] R13: 0000000000000003 R14: 0000000000000000 R15: 0000000000000000 executing program [ 72.391527][ T7134] FAULT_INJECTION: forcing a failure. [ 72.391527][ T7134] name failslab, interval 1, probability 0, space 0, times 0 [ 72.408077][ T7134] CPU: 1 PID: 7134 Comm: syz-executor765 Not tainted 5.2.0-rc5+ #40 [ 72.416408][ T7134] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 72.429893][ T7134] Call Trace: [ 72.433582][ T7134] dump_stack+0xaa/0xd6 [ 72.437913][ T7134] should_fail.cold+0x3c/0x49 [ 72.442925][ T7134] __should_failslab+0x65/0xa0 [ 72.447818][ T7134] should_failslab+0x9/0x14 [ 72.453126][ T7134] __kmalloc+0x54/0x2c0 [ 72.459718][ T7134] ? stack_trace_save+0x5a/0x80 [ 72.465134][ T7134] ? preempt_count_add+0x80/0xc0 [ 72.470828][ T7134] ? mpi_alloc_limb_space+0x29/0x50 [ 72.476270][ T7134] mpi_alloc_limb_space+0x29/0x50 [ 72.481639][ T7134] mpihelp_mul_karatsuba_case+0x67/0x460 [ 72.489081][ T7134] ? kmem_cache_alloc_trace+0x13d/0x280 [ 72.495436][ T7134] mpihelp_mul_karatsuba_case+0x29a/0x460 [ 72.501633][ T7134] mpi_powm+0x7b0/0xdd0 [ 72.506193][ T7134] ? _raw_write_unlock_irqrestore+0x25/0x40 [ 72.512851][ T7134] dh_compute_value+0x160/0x220 [ 72.518259][ T7134] __keyctl_dh_compute+0x447/0x970 [ 72.525220][ T7134] ? fsnotify+0x250/0x4c0 [ 72.530436][ T7134] ? proc_cwd_link+0xe0/0xe0 [ 72.535367][ T7134] keyctl_dh_compute+0x67/0xa6 [ 72.540121][ T7134] __x64_sys_keyctl+0xa5/0x330 [ 72.545155][ T7134] do_syscall_64+0x76/0x1a0 [ 72.550460][ T7134] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 72.557690][ T7134] RIP: 0033:0x4415f9 [ 72.563974][ T7134] Code: e8 0c e9 ff ff 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 6b 0a fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 72.585268][ T7134] RSP: 002b:00007fffdf682cd8 EFLAGS: 00000246 ORIG_RAX: 00000000000000fa [ 72.596632][ T7134] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00000000004415f9 [ 72.605368][ T7134] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000017 [ 72.613895][ T7134] RBP: 00007fffdf682cf0 R08: 00000000200001c0 R09: 0000000000000000 [ 72.621975][ T7134] R10: 0000000000000000 R11: 0000000000000246 R12: ffffffffffffffff [ 72.632755][ T7134] R13: 0000000000000003 R14: 0000000000000000 R15: 0000000000000000 [ 73.570478][ T7132] kmemleak: 1 new suspected memory leaks (see /sys/kernel/debug/kmemleak) [ 78.504809][ T7132] kmemleak: 2 new suspected memory leaks (see /sys/kernel/debug/kmemleak) BUG: memory leak unreferenced object 0xffff88811c4b1400 (size 512): comm "syz-executor765", pid 7133, jiffies 4294943913 (age 14.040s) hex dump (first 32 bytes): 1c 45 69 bb 4f 09 f4 e3 8f c9 b7 46 c2 d4 28 de .Ei.O......F..(. e9 01 76 58 fb db b0 91 87 3e 2e 7d 7a 9c a9 b6 ..vX.....>.}z... backtrace: [<000000007ecc32d9>] __kmalloc+0x161/0x2c0 [<000000008b197994>] mpi_alloc_limb_space+0x29/0x50 [<000000008342a526>] mpihelp_mul_karatsuba_case+0x394/0x460 [<000000003d2eb57d>] mpi_powm+0x7b0/0xdd0 [<0000000098565971>] dh_compute_value+0x160/0x220 [<00000000609c67dd>] __keyctl_dh_compute+0x447/0x970 [<000000008b5a252c>] keyctl_dh_compute+0x67/0xa6 [<00000000af10be04>] __x64_sys_keyctl+0xa5/0x330 [<000000005e7bac68>] do_syscall_64+0x76/0x1a0 [<00000000efdd5413>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 BUG: memory leak unreferenced object 0xffff88811c47ec00 (size 512): comm "syz-executor765", pid 7134, jiffies 4294944502 (age 8.150s) hex dump (first 32 bytes): 1c 45 69 bb 4f 09 f4 e3 8f c9 b7 46 c2 d4 28 de .Ei.O......F..(. e9 01 76 58 fb db b0 91 87 3e 2e 7d 7a 9c a9 b6 ..vX.....>.}z... backtrace: [<000000007ecc32d9>] __kmalloc+0x161/0x2c0 [<000000008b197994>] mpi_alloc_limb_space+0x29/0x50 [<00000000dbececb1>] mpihelp_mul_karatsuba_case+0x67/0x460 [<000000003d2eb57d>] mpi_powm+0x7b0/0xdd0 [<0000000098565971>] dh_compute_value+0x160/0x220 [<00000000609c67dd>] __keyctl_dh_compute+0x447/0x970 [<000000008b5a252c>] keyctl_dh_compute+0x67/0xa6 [<00000000af10be04>] __x64_sys_keyctl+0xa5/0x330 [<000000005e7bac68>] do_syscall_64+0x76/0x1a0 [<00000000efdd5413>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 BUG: memory leak unreferenced object 0xffff88811c47e200 (size 512): comm "syz-executor765", pid 7134, jiffies 4294944502 (age 8.150s) hex dump (first 32 bytes): 1c 45 69 bb 4f 09 f4 e3 8f c9 b7 46 c2 d4 28 de .Ei.O......F..(. e9 01 76 58 fb db b0 91 87 3e 2e 7d 7a 9c a9 b6 ..vX.....>.}z... backtrace: [<000000007ecc32d9>] __kmalloc+0x161/0x2c0 [<000000008b197994>] mpi_alloc_limb_space+0x29/0x50 [<000000008342a526>] mpihelp_mul_karatsuba_case+0x394/0x460 [<000000003d2eb57d>] mpi_powm+0x7b0/0xdd0 [<0000000098565971>] dh_compute_value+0x160/0x220 [<00000000609c67dd>] __keyctl_dh_compute+0x447/0x970 [<000000008b5a252c>] keyctl_dh_compute+0x67/0xa6 [<00000000af10be04>] __x64_sys_keyctl+0xa5/0x330 [<000000005e7bac68>] do_syscall_64+0x76/0x1a0 [<00000000efdd5413>] entry_SYSCALL_64_after_hwframe+0x44/0xa9