[....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. 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. [....] startpar: service(s) returned failure: ssh ...[?25l[?1c7[FAIL8[?25h[?0c failed! Debian GNU/Linux 7 syzkaller ttyS0 syzkaller login: [ 48.031216][ T24] kauditd_printk_skb: 4 callbacks suppressed [ 48.031223][ T24] audit: type=1400 audit(1559045270.882:35): avc: denied { map } for pid=7070 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 '10.128.1.11' (ECDSA) to the list of known hosts. [ 54.000867][ T24] audit: type=1400 audit(1559045276.852:36): avc: denied { map } for pid=7082 comm="syz-executor912" path="/root/syz-executor912989132" dev="sda1" ino=16482 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 [ 61.245958][ T7083] IPVS: ftp: loaded support on port[0] = 21 [ 61.260215][ T24] audit: type=1400 audit(1559045284.112:37): avc: denied { associate } for pid=7083 comm="syz-executor912" name="syz0" scontext=unconfined_u:object_r:unlabeled_t:s0 tcontext=system_u:object_r:unlabeled_t:s0 tclass=filesystem permissive=1 [ 61.289454][ T7084] FAULT_INJECTION: forcing a failure. [ 61.289454][ T7084] name failslab, interval 1, probability 0, space 0, times 1 [ 61.302143][ T7084] CPU: 1 PID: 7084 Comm: syz-executor912 Not tainted 5.2.0-rc2 #12 [ 61.310037][ T7084] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 61.320075][ T7084] Call Trace: [ 61.323380][ T7084] dump_stack+0xaa/0xd6 [ 61.327531][ T7084] should_fail.cold+0x3c/0x49 [ 61.332190][ T7084] __should_failslab+0x65/0xa0 [ 61.337045][ T7084] should_failslab+0x9/0x14 [ 61.341573][ T7084] kmem_cache_alloc_trace+0x2d/0x280 [ 61.346832][ T7084] __memcg_init_list_lru_node+0x58/0xf0 [ 61.352352][ T7084] __list_lru_init+0x193/0x2a0 [ 61.357147][ T7084] alloc_super+0x2e0/0x310 [ 61.361537][ T7084] sget_userns+0x94/0x2a0 [ 61.365833][ T7084] ? get_anon_bdev+0x60/0x60 [ 61.370389][ T7084] ? get_anon_bdev+0x60/0x60 [ 61.375171][ T7084] sget+0x8d/0xb0 [ 61.378802][ T7084] ? fuse_get_root_inode+0x80/0x80 [ 61.383881][ T7084] mount_nodev+0x31/0xb0 [ 61.388099][ T7084] fuse_mount+0x2d/0x40 [ 61.392237][ T7084] legacy_get_tree+0x27/0x80 [ 61.396791][ T7084] vfs_get_tree+0x2e/0x120 [ 61.401179][ T7084] do_mount+0x932/0xc50 [ 61.405306][ T7084] ? copy_mount_options+0x155/0x1c0 [ 61.410471][ T7084] ksys_mount+0xab/0x120 [ 61.414681][ T7084] __x64_sys_mount+0x26/0x30 [ 61.419272][ T7084] do_syscall_64+0x76/0x1a0 [ 61.423765][ T7084] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 61.429632][ T7084] RIP: 0033:0x441f69 [ 61.433495][ T7084] Code: e8 3c e7 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 9b 08 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 61.453080][ T7084] RSP: 002b:00007ffe410e0028 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 61.461477][ T7084] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000441f69 [ 61.469565][ T7084] RDX: 0000000020000080 RSI: 0000000020000040 RDI: 0000000000000000 [ 61.477503][ T7084] RBP: ffffffffffffffff R08: 0000000000000000 R09: 0000000000000000 [ 61.485662][ T7084] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffe410e0080 [ 61.493610][ T7084] R13: 0000000000000003 R14: 0000000000000000 R15: 0000000000000000 executing program [ 66.772270][ T7085] FAULT_INJECTION: forcing a failure. [ 66.772270][ T7085] name failslab, interval 1, probability 0, space 0, times 0 [ 66.784945][ T7085] CPU: 1 PID: 7085 Comm: syz-executor912 Not tainted 5.2.0-rc2 #12 [ 66.792807][ T7085] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 66.802830][ T7085] Call Trace: [ 66.806110][ T7085] dump_stack+0xaa/0xd6 [ 66.810326][ T7085] should_fail.cold+0x3c/0x49 [ 66.815145][ T7085] __should_failslab+0x65/0xa0 [ 66.819875][ T7085] should_failslab+0x9/0x14 [ 66.824348][ T7085] kmem_cache_alloc_trace+0x2d/0x280 [ 66.829607][ T7085] __memcg_init_list_lru_node+0x58/0xf0 [ 66.835119][ T7085] __list_lru_init+0x193/0x2a0 [ 66.839851][ T7085] alloc_super+0x2e0/0x310 [ 66.844234][ T7085] sget_userns+0x94/0x2a0 [ 66.848528][ T7085] ? get_anon_bdev+0x60/0x60 [ 66.853102][ T7085] ? get_anon_bdev+0x60/0x60 [ 66.857667][ T7085] sget+0x8d/0xb0 [ 66.861271][ T7085] ? fuse_get_root_inode+0x80/0x80 [ 66.866347][ T7085] mount_nodev+0x31/0xb0 [ 66.870560][ T7085] fuse_mount+0x2d/0x40 [ 66.874689][ T7085] legacy_get_tree+0x27/0x80 [ 66.879259][ T7085] vfs_get_tree+0x2e/0x120 [ 66.883640][ T7085] do_mount+0x932/0xc50 [ 66.887761][ T7085] ? copy_mount_options+0x155/0x1c0 [ 66.892925][ T7085] ksys_mount+0xab/0x120 [ 66.897134][ T7085] __x64_sys_mount+0x26/0x30 [ 66.901691][ T7085] do_syscall_64+0x76/0x1a0 [ 66.906179][ T7085] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 66.912074][ T7085] RIP: 0033:0x441f69 [ 66.915957][ T7085] Code: e8 3c e7 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 9b 08 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 66.935526][ T7085] RSP: 002b:00007ffe410e0028 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 66.943899][ T7085] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000441f69 [ 66.951844][ T7085] RDX: 0000000020000080 RSI: 0000000020000040 RDI: 0000000000000000 [ 66.959780][ T7085] RBP: ffffffffffffffff R08: 0000000000000000 R09: 0000000000000000 [ 66.967821][ T7085] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffe410e0080 [ 66.975844][ T7085] R13: 0000000000000003 R14: 0000000000000000 R15: 0000000000000000 executing program [ 72.296234][ T7086] FAULT_INJECTION: forcing a failure. [ 72.296234][ T7086] name failslab, interval 1, probability 0, space 0, times 0 [ 72.308907][ T7086] CPU: 1 PID: 7086 Comm: syz-executor912 Not tainted 5.2.0-rc2 #12 [ 72.316769][ T7086] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 72.326790][ T7086] Call Trace: [ 72.330050][ T7086] dump_stack+0xaa/0xd6 [ 72.334184][ T7086] should_fail.cold+0x3c/0x49 [ 72.338831][ T7086] __should_failslab+0x65/0xa0 [ 72.343560][ T7086] should_failslab+0x9/0x14 [ 72.348038][ T7086] kmem_cache_alloc_trace+0x2d/0x280 [ 72.353316][ T7086] __memcg_init_list_lru_node+0x58/0xf0 [ 72.358844][ T7086] __list_lru_init+0x193/0x2a0 [ 72.363947][ T7086] alloc_super+0x2e0/0x310 [ 72.368330][ T7086] sget_userns+0x94/0x2a0 [ 72.372625][ T7086] ? get_anon_bdev+0x60/0x60 [ 72.377180][ T7086] ? get_anon_bdev+0x60/0x60 [ 72.381751][ T7086] sget+0x8d/0xb0 [ 72.385355][ T7086] ? fuse_get_root_inode+0x80/0x80 [ 72.390429][ T7086] mount_nodev+0x31/0xb0 [ 72.394637][ T7086] fuse_mount+0x2d/0x40 [ 72.398763][ T7086] legacy_get_tree+0x27/0x80 [ 72.403316][ T7086] vfs_get_tree+0x2e/0x120 [ 72.407700][ T7086] do_mount+0x932/0xc50 [ 72.411823][ T7086] ? copy_mount_options+0x155/0x1c0 [ 72.416986][ T7086] ksys_mount+0xab/0x120 [ 72.421195][ T7086] __x64_sys_mount+0x26/0x30 [ 72.425755][ T7086] do_syscall_64+0x76/0x1a0 [ 72.430226][ T7086] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 72.436084][ T7086] RIP: 0033:0x441f69 [ 72.439947][ T7086] Code: e8 3c e7 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 9b 08 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 72.459519][ T7086] RSP: 002b:00007ffe410e0028 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 72.467904][ T7086] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000441f69 [ 72.475843][ T7086] RDX: 0000000020000080 RSI: 0000000020000040 RDI: 0000000000000000 [ 72.483872][ T7086] RBP: ffffffffffffffff R08: 0000000000000000 R09: 0000000000000000 [ 72.491811][ T7086] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffe410e0080 [ 72.499758][ T7086] R13: 0000000000000003 R14: 0000000000000000 R15: 0000000000000000 executing program [ 77.742672][ T7087] FAULT_INJECTION: forcing a failure. [ 77.742672][ T7087] name failslab, interval 1, probability 0, space 0, times 0 [ 77.755881][ T7087] CPU: 1 PID: 7087 Comm: syz-executor912 Not tainted 5.2.0-rc2 #12 [ 77.763766][ T7087] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 77.774339][ T7087] Call Trace: [ 77.777623][ T7087] dump_stack+0xaa/0xd6 [ 77.782156][ T7087] should_fail.cold+0x3c/0x49 [ 77.786829][ T7087] __should_failslab+0x65/0xa0 [ 77.791580][ T7087] should_failslab+0x9/0x14 [ 77.796094][ T7087] kmem_cache_alloc_trace+0x2d/0x280 [ 77.801471][ T7087] __memcg_init_list_lru_node+0x58/0xf0 [ 77.806996][ T7087] __list_lru_init+0x193/0x2a0 [ 77.811934][ T7087] alloc_super+0x2e0/0x310 [ 77.816713][ T7087] sget_userns+0x94/0x2a0 [ 77.821150][ T7087] ? get_anon_bdev+0x60/0x60 [ 77.825905][ T7087] ? get_anon_bdev+0x60/0x60 [ 77.830553][ T7087] sget+0x8d/0xb0 [ 77.834177][ T7087] ? fuse_get_root_inode+0x80/0x80 [ 77.839271][ T7087] mount_nodev+0x31/0xb0 [ 77.843500][ T7087] fuse_mount+0x2d/0x40 [ 77.847639][ T7087] legacy_get_tree+0x27/0x80 [ 77.852639][ T7087] vfs_get_tree+0x2e/0x120 [ 77.857041][ T7087] do_mount+0x932/0xc50 [ 77.861213][ T7087] ? copy_mount_options+0x155/0x1c0 [ 77.866404][ T7087] ksys_mount+0xab/0x120 [ 77.870627][ T7087] __x64_sys_mount+0x26/0x30 [ 77.875201][ T7087] do_syscall_64+0x76/0x1a0 [ 77.879775][ T7087] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 77.885768][ T7087] RIP: 0033:0x441f69 [ 77.889648][ T7087] Code: e8 3c e7 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 9b 08 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 77.910437][ T7087] RSP: 002b:00007ffe410e0028 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 77.919095][ T7087] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000441f69 [ 77.927460][ T7087] RDX: 0000000020000080 RSI: 0000000020000040 RDI: 0000000000000000 [ 77.935587][ T7087] RBP: ffffffffffffffff R08: 0000000000000000 R09: 0000000000000000 [ 77.943547][ T7087] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffe410e0080 [ 77.951598][ T7087] R13: 0000000000000003 R14: 0000000000000000 R15: 0000000000000000 [ 83.101042][ T7083] kmemleak: 2 new suspected memory leaks (see /sys/kernel/debug/kmemleak) [ 85.253227][ T7083] kmemleak: 1 new suspected memory leaks (see /sys/kernel/debug/kmemleak) BUG: memory leak unreferenced object 0xffff88812b8a74a0 (size 32): comm "syz-executor912", pid 7085, jiffies 4294943941 (age 18.550s) hex dump (first 32 bytes): a0 74 8a 2b 81 88 ff ff a0 74 8a 2b 81 88 ff ff .t.+.....t.+.... 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ backtrace: [<00000000fea2bf7d>] kmem_cache_alloc_trace+0x13d/0x280 [<000000007adf156a>] __memcg_init_list_lru_node+0x58/0xf0 [<0000000003d6ceab>] __list_lru_init+0x193/0x2a0 [<00000000b76b8e97>] alloc_super+0x2e0/0x310 [<000000005cbe7a94>] sget_userns+0x94/0x2a0 [<00000000c212195c>] sget+0x8d/0xb0 [<0000000036c58c8a>] mount_nodev+0x31/0xb0 [<00000000e1072f0d>] fuse_mount+0x2d/0x40 [<000000001ba2bd53>] legacy_get_tree+0x27/0x80 [<00000000dce381dc>] vfs_get_tree+0x2e/0x120 [<000000008b80bc1a>] do_mount+0x932/0xc50 [<0000000076c45669>] ksys_mount+0xab/0x120 [<000000009e1e810f>] __x64_sys_mount+0x26/0x30 [<000000009046c92d>] do_syscall_64+0x76/0x1a0 [<000000001fd2b903>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 BUG: memory leak unreferenced object 0xffff88812b8a74c0 (size 32): comm "syz-executor912", pid 7086, jiffies 4294944494 (age 13.020s) hex dump (first 32 bytes): c0 74 8a 2b 81 88 ff ff c0 74 8a 2b 81 88 ff ff .t.+.....t.+.... 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ backtrace: [<00000000fea2bf7d>] kmem_cache_alloc_trace+0x13d/0x280 [<000000007adf156a>] __memcg_init_list_lru_node+0x58/0xf0 [<0000000003d6ceab>] __list_lru_init+0x193/0x2a0 [<00000000b76b8e97>] alloc_super+0x2e0/0x310 [<000000005cbe7a94>] sget_userns+0x94/0x2a0 [<00000000c212195c>] sget+0x8d/0xb0 [<0000000036c58c8a>] mount_nodev+0x31/0xb0 [<00000000e1072f0d>] fuse_mount+0x2d/0x40 [<000000001ba2bd53>] legacy_get_tree+0x27/0x80 [<00000000dce381dc>] vfs_get_tree+0x2e/0x120 [<000000008b80bc1a>] do_mount+0x932/0xc50 [<0000000076c45669>] ksys_mount+0xab/0x120 [<000000009e1e810f>] __x64_sys_mount+0x26/0x30 [<000000009046c92d>] do_syscall_64+0x76/0x1a0 [<000000001fd2b903>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 BUG: memory leak unreferenced object 0xffff8881172e7820 (size 32): comm "syz-executor912", pid 7087, jiffies 4294945038 (age 7.580s) hex dump (first 32 bytes): 20 78 2e 17 81 88 ff ff 20 78 2e 17 81 88 ff ff x...... x...... 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ backtrace: [<00000000fea2bf7d>] kmem_cache_alloc_trace+0x13d/0x280 [<000000007adf156a>] __memcg_init_list_lru_node+0x58/0xf0 [<0000000003d6ceab>] __list_lru_init+0x193/0x2a0 [<00000000b76b8e97>] alloc_super+0x2e0/0x310 [<000000005cbe7a94>] sget_userns+0x94/0x2a0 [<00000000c212195c>] sget+0x8d/0xb0 [<0000000036c58c8a>] mount_nodev+0x31/0xb0 [<00000000e1072f0d>] fuse_mount+0x2d/0x40 [<000000001ba2bd53>] legacy_get_tree+0x27/0x80 [<00000000dce381dc>] vfs_get_tree+0x2e/0x120 [<000000008b80bc1a>] do_mount+0x932/0xc50 [<0000000076c45669>] ksys_mount+0xab/0x120 [<000000009e1e810f>] __x64_sys_mount+0x26/0x30 [<000000009046c92d>] do_syscall_64+0x76/0x1a0 [<000000001fd2b903>] entry_SYSCALL_64_after_hwframe+0x44/0xa9