[....] 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: rsyslog ssh ...[?25l[?1c7[FAIL8[?25h[?0c failed! Debian GNU/Linux 7 syzkaller ttyS0 syzkaller login: [ 35.217370][ T24] kauditd_printk_skb: 2 callbacks suppressed [ 35.217377][ T24] audit: type=1400 audit(1560150016.081:35): avc: denied { map } for pid=7055 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 '10.128.0.18' (ECDSA) to the list of known hosts. [ 70.528949][ T24] audit: type=1400 audit(1560150051.391:36): avc: denied { map } for pid=7068 comm="syz-executor121" path="/root/syz-executor121018021" dev="sda1" ino=16461 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 [ 78.641867][ T7069] IPVS: ftp: loaded support on port[0] = 21 [ 78.655021][ T24] audit: type=1400 audit(1560150059.511:37): avc: denied { associate } for pid=7069 comm="syz-executor121" name="syz0" scontext=unconfined_u:object_r:unlabeled_t:s0 tcontext=system_u:object_r:unlabeled_t:s0 tclass=filesystem permissive=1 [ 78.685799][ T7070] FAULT_INJECTION: forcing a failure. [ 78.685799][ T7070] name failslab, interval 1, probability 0, space 0, times 1 [ 78.700554][ T7070] CPU: 0 PID: 7070 Comm: syz-executor121 Not tainted 5.2.0-rc4 #26 [ 78.709057][ T7070] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 78.720918][ T7070] Call Trace: [ 78.724396][ T7070] dump_stack+0xaa/0xd6 [ 78.729011][ T7070] should_fail.cold+0x3c/0x49 [ 78.734046][ T7070] __should_failslab+0x65/0xa0 [ 78.739537][ T7070] should_failslab+0x9/0x14 [ 78.744330][ T7070] kmem_cache_alloc_trace+0x2d/0x280 [ 78.750038][ T7070] __memcg_init_list_lru_node+0x58/0xf0 [ 78.755997][ T7070] __list_lru_init+0x198/0x2a0 [ 78.760760][ T7070] alloc_super+0x2e0/0x310 [ 78.765494][ T7070] ? set_bdev_super+0x40/0x40 [ 78.770848][ T7070] sget_userns+0x94/0x2a0 [ 78.775424][ T7070] ? test_single_super+0x10/0x10 [ 78.780648][ T7070] ? set_bdev_super+0x40/0x40 [ 78.785963][ T7070] ? test_single_super+0x10/0x10 [ 78.791150][ T7070] sget+0x8d/0xb0 [ 78.794948][ T7070] mount_bdev+0xa9/0x210 [ 78.799828][ T7070] ? fuse_get_root_inode+0x80/0x80 [ 78.804935][ T7070] fuse_mount_blk+0x35/0x40 [ 78.809700][ T7070] legacy_get_tree+0x27/0x80 [ 78.814441][ T7070] vfs_get_tree+0x2e/0x120 [ 78.822231][ T7070] do_mount+0x932/0xc50 [ 78.826766][ T7070] ? copy_mount_options+0x155/0x1c0 [ 78.832006][ T7070] ksys_mount+0xab/0x120 [ 78.836768][ T7070] __x64_sys_mount+0x26/0x30 [ 78.842223][ T7070] do_syscall_64+0x76/0x1a0 [ 78.847608][ T7070] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 78.853692][ T7070] RIP: 0033:0x441f29 [ 78.858195][ T7070] 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 [ 78.880141][ T7070] RSP: 002b:00007ffd78dccdd8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 78.888903][ T7070] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000441f29 [ 78.897379][ T7070] RDX: 0000000020000180 RSI: 0000000020000140 RDI: 0000000020000100 [ 78.906211][ T7070] RBP: ffffffffffffffff R08: 0000000000000000 R09: 0000000000000000 [ 78.914552][ T7070] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffd78dcce30 [ 78.923455][ T7070] R13: 0000000000000004 R14: 0000000000000000 R15: 0000000000000000 executing program [ 84.253081][ T7071] FAULT_INJECTION: forcing a failure. [ 84.253081][ T7071] name failslab, interval 1, probability 0, space 0, times 0 [ 84.267547][ T7071] CPU: 0 PID: 7071 Comm: syz-executor121 Not tainted 5.2.0-rc4 #26 [ 84.276879][ T7071] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 84.288641][ T7071] Call Trace: [ 84.292459][ T7071] dump_stack+0xaa/0xd6 [ 84.297020][ T7071] should_fail.cold+0x3c/0x49 [ 84.302733][ T7071] __should_failslab+0x65/0xa0 [ 84.308164][ T7071] should_failslab+0x9/0x14 [ 84.313015][ T7071] kmem_cache_alloc_node_trace+0x3c/0x2a0 [ 84.320103][ T7071] ? kmem_cache_alloc_trace+0x205/0x280 [ 84.326256][ T7071] __kmalloc_node+0x38/0x50 [ 84.331582][ T7071] kvmalloc_node+0x4a/0xd0 [ 84.336078][ T7071] __list_lru_init+0x205/0x2a0 [ 84.341354][ T7071] alloc_super+0x2e0/0x310 [ 84.346511][ T7071] ? set_bdev_super+0x40/0x40 [ 84.351255][ T7071] sget_userns+0x94/0x2a0 [ 84.356675][ T7071] ? test_single_super+0x10/0x10 [ 84.361607][ T7071] ? set_bdev_super+0x40/0x40 [ 84.366776][ T7071] ? test_single_super+0x10/0x10 [ 84.372838][ T7071] sget+0x8d/0xb0 [ 84.377104][ T7071] mount_bdev+0xa9/0x210 [ 84.382171][ T7071] ? fuse_get_root_inode+0x80/0x80 [ 84.387481][ T7071] fuse_mount_blk+0x35/0x40 [ 84.392492][ T7071] legacy_get_tree+0x27/0x80 [ 84.397804][ T7071] vfs_get_tree+0x2e/0x120 [ 84.402654][ T7071] do_mount+0x932/0xc50 [ 84.407295][ T7071] ? copy_mount_options+0x155/0x1c0 [ 84.412579][ T7071] ksys_mount+0xab/0x120 [ 84.416897][ T7071] __x64_sys_mount+0x26/0x30 [ 84.422247][ T7071] do_syscall_64+0x76/0x1a0 [ 84.427142][ T7071] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 84.433023][ T7071] RIP: 0033:0x441f29 [ 84.437452][ T7071] 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 [ 84.459557][ T7071] RSP: 002b:00007ffd78dccdd8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 84.469209][ T7071] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000441f29 [ 84.477648][ T7071] RDX: 0000000020000180 RSI: 0000000020000140 RDI: 0000000020000100 [ 84.486698][ T7071] RBP: ffffffffffffffff R08: 0000000000000000 R09: 0000000000000000 [ 84.496034][ T7071] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffd78dcce30 [ 84.505106][ T7071] R13: 0000000000000004 R14: 0000000000000000 R15: 0000000000000000 executing program [ 89.862486][ T7072] FAULT_INJECTION: forcing a failure. [ 89.862486][ T7072] name failslab, interval 1, probability 0, space 0, times 0 [ 89.875572][ T7072] CPU: 0 PID: 7072 Comm: syz-executor121 Not tainted 5.2.0-rc4 #26 [ 89.883444][ T7072] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 89.893631][ T7072] Call Trace: [ 89.896905][ T7072] dump_stack+0xaa/0xd6 [ 89.901036][ T7072] should_fail.cold+0x3c/0x49 [ 89.905732][ T7072] __should_failslab+0x65/0xa0 [ 89.910504][ T7072] should_failslab+0x9/0x14 [ 89.914986][ T7072] kmem_cache_alloc_trace+0x2d/0x280 [ 89.920448][ T7072] __memcg_init_list_lru_node+0x58/0xf0 [ 89.926164][ T7072] __list_lru_init+0x198/0x2a0 [ 89.930905][ T7072] alloc_super+0x2e0/0x310 [ 89.935298][ T7072] ? set_bdev_super+0x40/0x40 [ 89.939960][ T7072] sget_userns+0x94/0x2a0 [ 89.944283][ T7072] ? test_single_super+0x10/0x10 [ 89.949201][ T7072] ? set_bdev_super+0x40/0x40 [ 89.953870][ T7072] ? test_single_super+0x10/0x10 [ 89.958787][ T7072] sget+0x8d/0xb0 [ 89.962421][ T7072] mount_bdev+0xa9/0x210 [ 89.966654][ T7072] ? fuse_get_root_inode+0x80/0x80 [ 89.971765][ T7072] fuse_mount_blk+0x35/0x40 [ 89.976271][ T7072] legacy_get_tree+0x27/0x80 [ 89.980841][ T7072] vfs_get_tree+0x2e/0x120 [ 89.985237][ T7072] do_mount+0x932/0xc50 [ 89.989483][ T7072] ? copy_mount_options+0x155/0x1c0 [ 89.994688][ T7072] ksys_mount+0xab/0x120 [ 89.998907][ T7072] __x64_sys_mount+0x26/0x30 [ 90.003477][ T7072] do_syscall_64+0x76/0x1a0 [ 90.007956][ T7072] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 90.013849][ T7072] RIP: 0033:0x441f29 [ 90.017715][ T7072] 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 [ 90.037488][ T7072] RSP: 002b:00007ffd78dccdd8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 90.045894][ T7072] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000441f29 [ 90.053870][ T7072] RDX: 0000000020000180 RSI: 0000000020000140 RDI: 0000000020000100 [ 90.061843][ T7072] RBP: ffffffffffffffff R08: 0000000000000000 R09: 0000000000000000 [ 90.069907][ T7072] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffd78dcce30 [ 90.078234][ T7072] R13: 0000000000000004 R14: 0000000000000000 R15: 0000000000000000 executing program [ 95.407103][ T7073] FAULT_INJECTION: forcing a failure. [ 95.407103][ T7073] name failslab, interval 1, probability 0, space 0, times 0 [ 95.419766][ T7073] CPU: 1 PID: 7073 Comm: syz-executor121 Not tainted 5.2.0-rc4 #26 [ 95.427630][ T7073] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 95.437681][ T7073] Call Trace: [ 95.440956][ T7073] dump_stack+0xaa/0xd6 [ 95.445090][ T7073] should_fail.cold+0x3c/0x49 [ 95.449838][ T7073] __should_failslab+0x65/0xa0 [ 95.454604][ T7073] should_failslab+0x9/0x14 [ 95.459083][ T7073] kmem_cache_alloc_node_trace+0x3c/0x2a0 [ 95.464785][ T7073] ? kmem_cache_alloc_trace+0x205/0x280 [ 95.470352][ T7073] __kmalloc_node+0x38/0x50 [ 95.474831][ T7073] kvmalloc_node+0x4a/0xd0 [ 95.479246][ T7073] __list_lru_init+0x205/0x2a0 [ 95.483985][ T7073] alloc_super+0x2e0/0x310 [ 95.488482][ T7073] ? set_bdev_super+0x40/0x40 [ 95.493137][ T7073] sget_userns+0x94/0x2a0 [ 95.497459][ T7073] ? test_single_super+0x10/0x10 [ 95.502379][ T7073] ? set_bdev_super+0x40/0x40 [ 95.507132][ T7073] ? test_single_super+0x10/0x10 [ 95.512062][ T7073] sget+0x8d/0xb0 [ 95.516835][ T7073] mount_bdev+0xa9/0x210 [ 95.522562][ T7073] ? fuse_get_root_inode+0x80/0x80 [ 95.527735][ T7073] fuse_mount_blk+0x35/0x40 [ 95.532221][ T7073] legacy_get_tree+0x27/0x80 [ 95.536782][ T7073] vfs_get_tree+0x2e/0x120 [ 95.541175][ T7073] do_mount+0x932/0xc50 [ 95.545306][ T7073] ? copy_mount_options+0x155/0x1c0 [ 95.550480][ T7073] ksys_mount+0xab/0x120 [ 95.554714][ T7073] __x64_sys_mount+0x26/0x30 [ 95.559278][ T7073] do_syscall_64+0x76/0x1a0 [ 95.563784][ T7073] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 95.569669][ T7073] RIP: 0033:0x441f29 [ 95.573598][ T7073] 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 [ 95.593207][ T7073] RSP: 002b:00007ffd78dccdd8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 95.601595][ T7073] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000441f29 [ 95.609540][ T7073] RDX: 0000000020000180 RSI: 0000000020000140 RDI: 0000000020000100 [ 95.617487][ T7073] RBP: ffffffffffffffff R08: 0000000000000000 R09: 0000000000000000 [ 95.625434][ T7073] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffd78dcce30 [ 95.633506][ T7073] R13: 0000000000000004 R14: 0000000000000000 R15: 0000000000000000 [ 96.738798][ T7069] kmemleak: 1 new suspected memory leaks (see /sys/kernel/debug/kmemleak) BUG: memory leak unreferenced object 0xffff888121c0cd80 (size 32): comm "syz-executor121", pid 7072, jiffies 4294946249 (age 13.290s) hex dump (first 32 bytes): 80 cd c0 21 81 88 ff ff 80 cd c0 21 81 88 ff ff ...!.......!.... 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ backtrace: [<00000000e7b58a4a>] kmem_cache_alloc_trace+0x13d/0x280 [<0000000077bed25b>] __memcg_init_list_lru_node+0x58/0xf0 [<000000009de81f81>] __list_lru_init+0x198/0x2a0 [<00000000a5189e23>] alloc_super+0x2e0/0x310 [<000000007acd139d>] sget_userns+0x94/0x2a0 [<00000000fb37ae2c>] sget+0x8d/0xb0 [<00000000bf79e12f>] mount_bdev+0xa9/0x210 [<00000000806721e0>] fuse_mount_blk+0x35/0x40 [<00000000d462bdb4>] legacy_get_tree+0x27/0x80 [<0000000084c69d3c>] vfs_get_tree+0x2e/0x120 [<000000001590158f>] do_mount+0x932/0xc50 [<000000001a375261>] ksys_mount+0xab/0x120 [<0000000006b6df64>] __x64_sys_mount+0x26/0x30 [<00000000271f6a0e>] do_syscall_64+0x76/0x1a0 [<0000000046d5ad41>] entry_SYSCALL_64_after_hwframe+0x44/0xa9