[....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. Starting mcstransd: [....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting file context maintaining daemon: restorecond[?25l[?1c7[ ok 8[?25h[?0c. Debian GNU/Linux 7 syzkaller ttyS0 syzkaller login: [ 27.181279][ T25] kauditd_printk_skb: 20 callbacks suppressed [ 27.181285][ T25] audit: type=1400 audit(1571143419.600:41): avc: denied { map } for pid=6845 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 '10.128.0.12' (ECDSA) to the list of known hosts. [ 92.093378][ T25] audit: type=1400 audit(1571143484.510:42): avc: denied { map } for pid=6861 comm="syz-executor223" path="/root/syz-executor223199483" 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 executing program executing program executing program executing program executing program executing program executing program [ 98.869059][ T6872] FS-Cache: Duplicate cookie detected [ 98.874500][ T6872] FS-Cache: O-cookie c=00000000c6765a19 [p=000000005d4e50b7 fl=222 nc=0 na=1] [ 98.883352][ T6872] FS-Cache: O-cookie d=000000004225c983 n=00000000428f08fb [ 98.890520][ T6872] FS-Cache: O-key=[10] '34323934393437313535' [ 98.896567][ T6872] FS-Cache: N-cookie c=00000000d3d1c5b0 [p=000000005d4e50b7 fl=2 nc=0 na=1] [ 98.905207][ T6872] FS-Cache: N-cookie d=000000004225c983 n=00000000d710e80e [ 98.912373][ T6872] FS-Cache: N-key=[10] '34323934393437313535' [ 98.918423][ T6874] FS-Cache: Duplicate cookie detected [ 98.921313][ T6876] FS-Cache: Duplicate cookie detected [ 98.923849][ T6874] FS-Cache: O-cookie c=00000000c6765a19 [p=000000005d4e50b7 fl=222 nc=0 na=1] [ 98.929167][ T6876] FS-Cache: O-cookie c=00000000bc4b6dc9 [p=000000005d4e50b7 fl=222 nc=0 na=1] [ 98.937981][ T6874] FS-Cache: O-cookie d=000000004225c983 n=00000000428f08fb [ 98.937986][ T6874] FS-Cache: O-key=[10] '34323934393437313535' [ 98.946799][ T6876] FS-Cache: O-cookie d=000000004225c983 n=000000009a1b4833 [ 98.946803][ T6876] FS-Cache: O-key=[10] '34323934393437313630' [ 98.953986][ T6874] FS-Cache: N-cookie c=00000000d569118b [p=000000005d4e50b7 fl=2 nc=0 na=1] [ 98.960056][ T6876] FS-Cache: N-cookie c=000000006f1cc1a3 [p=000000005d4e50b7 fl=2 nc=0 na=1] [ 98.967239][ T6874] FS-Cache: N-cookie d=000000004225c983 n=00000000c612c08e [ 98.973280][ T6876] FS-Cache: N-cookie d=000000004225c983 n=00000000b322bd2e [ 98.981937][ T6874] FS-Cache: N-key=[10] '34323934393437313535' [ 98.990613][ T6876] FS-Cache: N-key=[10] '34323934393437313630' [ 99.001884][ T6873] FS-Cache: Duplicate cookie detected [ 99.022472][ T6873] FS-Cache: O-cookie c=00000000c6765a19 [p=000000005d4e50b7 fl=222 nc=0 na=1] [ 99.031308][ T6873] FS-Cache: O-cookie d=000000004225c983 n=00000000428f08fb [ 99.038482][ T6873] FS-Cache: O-key=[10] '34323934393437313535' [ 99.044519][ T6873] FS-Cache: N-cookie c=0000000035219295 [p=000000005d4e50b7 fl=2 nc=0 na=1] [ 99.053228][ T6873] FS-Cache: N-cookie d=000000004225c983 n=000000004ac04b3f [ 99.060397][ T6873] FS-Cache: N-key=[10] '34323934393437313535' [ 105.119167][ T6867] kmemleak: 4 new suspected memory leaks (see /sys/kernel/debug/kmemleak) BUG: memory leak unreferenced object 0xffff888110b2bd20 (size 32): comm "syz-executor223", pid 6872, jiffies 4294947155 (age 16.570s) hex dump (first 32 bytes): 34 32 39 34 39 34 37 31 35 35 00 00 00 00 00 00 4294947155...... 01 00 00 00 01 00 00 00 18 00 00 00 00 00 00 00 ................ backtrace: [<00000000f8dcb684>] kmem_cache_alloc_trace+0x145/0x2c0 [<000000006cc9bb19>] v9fs_cache_session_get_cookie+0xa6/0x110 [<000000001a22cdee>] v9fs_session_init+0x5c3/0x880 [<0000000046303a68>] v9fs_mount+0x5e/0x3c0 [<0000000041455dd8>] legacy_get_tree+0x27/0x80 [<000000001fa6d22e>] vfs_get_tree+0x2d/0xe0 [<00000000e19a7eeb>] do_mount+0x95f/0xc60 [<00000000d41cbe4c>] ksys_mount+0xab/0x120 [<0000000002d3db1b>] __x64_sys_mount+0x26/0x30 [<000000006b6131cd>] do_syscall_64+0x73/0x1f0 [<0000000076d45a8a>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 BUG: memory leak unreferenced object 0xffff888112e548c0 (size 32): comm "syz-executor223", pid 6873, jiffies 4294947155 (age 16.570s) hex dump (first 32 bytes): 34 32 39 34 39 34 37 31 35 35 00 00 00 00 00 00 4294947155...... 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ backtrace: [<00000000f8dcb684>] kmem_cache_alloc_trace+0x145/0x2c0 [<000000006cc9bb19>] v9fs_cache_session_get_cookie+0xa6/0x110 [<000000001a22cdee>] v9fs_session_init+0x5c3/0x880 [<0000000046303a68>] v9fs_mount+0x5e/0x3c0 [<0000000041455dd8>] legacy_get_tree+0x27/0x80 [<000000001fa6d22e>] vfs_get_tree+0x2d/0xe0 [<00000000e19a7eeb>] do_mount+0x95f/0xc60 [<00000000d41cbe4c>] ksys_mount+0xab/0x120 [<0000000002d3db1b>] __x64_sys_mount+0x26/0x30 [<000000006b6131cd>] do_syscall_64+0x73/0x1f0 [<0000000076d45a8a>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 BUG: memory leak unreferenced object 0xffff888112e54700 (size 32): comm "syz-executor223", pid 6874, jiffies 4294947155 (age 16.570s) hex dump (first 32 bytes): 34 32 39 34 39 34 37 31 35 35 00 72 00 70 69 70 4294947155.r.pip 65 3a 5b 32 36 32 34 37 5d 00 00 00 00 00 00 00 e:[26247]....... backtrace: [<00000000f8dcb684>] kmem_cache_alloc_trace+0x145/0x2c0 [<000000006cc9bb19>] v9fs_cache_session_get_cookie+0xa6/0x110 [<000000001a22cdee>] v9fs_session_init+0x5c3/0x880 [<0000000046303a68>] v9fs_mount+0x5e/0x3c0 [<0000000041455dd8>] legacy_get_tree+0x27/0x80 [<000000001fa6d22e>] vfs_get_tree+0x2d/0xe0 [<00000000e19a7eeb>] do_mount+0x95f/0xc60 [<00000000d41cbe4c>] ksys_mount+0xab/0x120 [<0000000002d3db1b>] __x64_sys_mount+0x26/0x30 [<000000006b6131cd>] do_syscall_64+0x73/0x1f0 [<0000000076d45a8a>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 BUG: memory leak unreferenced object 0xffff888112e54b00 (size 32): comm "syz-executor223", pid 6876, jiffies 4294947160 (age 16.520s) hex dump (first 32 bytes): 34 32 39 34 39 34 37 31 36 30 00 00 00 00 00 00 4294947160...... 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ backtrace: [<00000000f8dcb684>] kmem_cache_alloc_trace+0x145/0x2c0 [<000000006cc9bb19>] v9fs_cache_session_get_cookie+0xa6/0x110 [<000000001a22cdee>] v9fs_session_init+0x5c3/0x880 [<0000000046303a68>] v9fs_mount+0x5e/0x3c0 [<0000000041455dd8>] legacy_get_tree+0x27/0x80 [<000000001fa6d22e>] vfs_get_tree+0x2d/0xe0 [<00000000e19a7eeb>] do_mount+0x95f/0xc60 [<00000000d41cbe4c>] ksys_mount+0xab/0x120 [<0000000002d3db1b>] __x64_sys_mount+0x26/0x30 [<000000006b6131cd>] do_syscall_64+0x73/0x1f0 [<0000000076d45a8a>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 BUG: memory leak unreferenced object 0xffff888110b2bd20 (size 32): comm "syz-executor223", pid 6872, jiffies 4294947155 (age 16.630s) hex dump (first 32 bytes): 34 32 39 34 39 34 37 31 35 35 00 00 00 00 00 00 4294947155...... 01 00 00 00 01 00 00 00 18 00 00 00 00 00 00 00 ................ backtrace: [<00000000f8dcb684>] kmem_cache_alloc_trace+0x145/0x2c0 [<000000006cc9bb19>] v9fs_cache_session_get_cookie+0xa6/0x110 [<000000001a22cdee>] v9fs_session_init+0x5c3/0x880 [<0000000046303a68>] v9fs_mount+0x5e/0x3c0 [<0000000041455dd8>] legacy_get_tree+0x27/0x80 [<000000001fa6d22e>] vfs_get_tree+0x2d/0xe0 [<00000000e19a7eeb>] do_mount+0x95f/0xc60 [<00000000d41cbe4c>] ksys_mount+0xab/0x120 [<0000000002d3db1b>] __x64_sys_mount+0x26/0x30 [<000000006b6131cd>] do_syscall_64+0x73/0x1f0 [<0000000076d45a8a>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 BUG: memory leak unreferenced object 0xffff888112e548c0 (size 32): comm "syz-executor223", pid 6873, jiffies 4294947155 (age 16.630s) hex dump (first 32 bytes): 34 32 39 34 39 34 37 31 35 35 00 00 00 00 00 00 4294947155...... 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ backtrace: [<00000000f8dcb684>] kmem_cache_alloc_trace+0x145/0x2c0 [<000000006cc9bb19>] v9fs_cache_session_get_cookie+0xa6/0x110 [<000000001a22cdee>] v9fs_session_init+0x5c3/0x880 [<0000000046303a68>] v9fs_mount+0x5e/0x3c0 [<0000000041455dd8>] legacy_get_tree+0x27/0x80 [<000000001fa6d22e>] vfs_get_tree+0x2d/0xe0 [<00000000e19a7eeb>] do_mount+0x95f/0xc60 [<00000000d41cbe4c>] ksys_mount+0xab/0x120 [<0000000002d3db1b>] __x64_sys_mount+0x26/0x30 [<000000006b6131cd>] do_syscall_64+0x73/0x1f0 [<0000000076d45a8a>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 BUG: memory leak unreferenced object 0xffff888112e54700 (size 32): comm "syz-executor223", pid 6874, jiffies 4294947155 (age 16.630s) hex dump (first 32 bytes): 34 32 39 34 39 34 37 31 35 35 00 72 00 70 69 70 4294947155.r.pip 65 3a 5b 32 36 32 34 37 5d 00 00 00 00 00 00 00 e:[26247]....... backtrace: [<00000000f8dcb684>] kmem_cache_alloc_trace+0x145/0x2c0 [<000000006cc9bb19>] v9fs_cache_session_get_cookie+0xa6/0x110 [<000000001a22cdee>] v9fs_session_init+0x5c3/0x880 [<0000000046303a68>] v9fs_mount+0x5e/0x3c0 [<0000000041455dd8>] legacy_get_tree+0x27/0x80 [<000000001fa6d22e>] vfs_get_tree+0x2d/0xe0 [<00000000e19a7eeb>] do_mount+0x95f/0xc60 [<00000000d41cbe4c>] ksys_mount+0xab/0x120 [<0000000002d3db1b>] __x64_sys_mount+0x26/0x30 [<000000006b6131cd>] do_syscall_64+0x73/0x1f0 [<0000000076d45a8a>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 BUG: memory leak unreferenced object 0xffff888112e54b00 (size 32): comm "syz-executor223", pid 6876, jiffies 4294947160 (age 16.580s) hex dump (first 32 bytes): 34 32 39 34 39 34 37 31 36 30 00 00 00 00 00 00 4294947160...... 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ backtrace: [<00000000f8dcb684>] kmem_cache_alloc_trace+0x145/0x2c0 [<000000006cc9bb19>] v9fs_cache_session_get_cookie+0xa6/0x110 [<000000001a22cdee>] v9fs_session_init+0x5c3/0x880 [<0000000046303a68>] v9fs_mount+0x5e/0x3c0 [<0000000041455dd8>] legacy_get_tree+0x27/0x80 [<000000001fa6d22e>] vfs_get_tree+0x2d/0xe0 [<00000000e19a7eeb>] do_mount+0x95f/0xc60 [<00000000d41cbe4c>] ksys_mount+0xab/0x120 [<0000000002d3db1b>] __x64_sys_mount+0x26/0x30 [<000000006b6131cd>] do_syscall_64+0x73/0x1f0 [<0000000076d45a8a>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 BUG: memory leak unreferenced object 0xffff888110b2bd20 (size 32): comm "syz-executor223", pid 6872, jiffies 4294947155 (age 17.560s) hex dump (first 32 bytes): 34 32 39 34 39 34 37 31 35 35 00 00 00 00 00 00 4294947155...... 01 00 00 00 01 00 00 00 18 00 00 00 00 00 00 00 ................ backtrace: [<00000000f8dcb684>] kmem_cache_alloc_trace+0x145/0x2c0 [<000000006cc9bb19>] v9fs_cache_session_get_cookie+0xa6/0x110 [<000000001a22cdee>] v9fs_session_init+0x5c3/0x880 [<0000000046303a68>] v9fs_mount+0x5e/0x3c0 [<0000000041455dd8>] legacy_get_tree+0x27/0x80 [<000000001fa6d22e>] vfs_get_tree+0x2d/0xe0 [<00000000e19a7eeb>] do_mount+0x95f/0xc60 [<00000000d41cbe4c>] ksys_mount+0xab/0x120 [<0000000002d3db1b>] __x64_sys_mount+0x26/0x30 [<000000006b6131cd>] do_syscall_64+0x73/0x1f0 [<0000000076d45a8a>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 BUG: memory leak unreferenced object 0xffff888112e548c0 (size 32): comm "syz-executor223", pid 6873, jiffies 4294947155 (age 17.560s) hex dump (first 32 bytes): 34 32 39 34 39 34 37 31 35 35 00 00 00 00 00 00 4294947155...... 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ backtrace: [<00000000f8dcb684>] kmem_cache_alloc_trace+0x145/0x2c0 [<000000006cc9bb19>] v9fs_cache_session_get_cookie+0xa6/0x110 [<000000001a22cdee>] v9fs_session_init+0x5c3/0x880 [<0000000046303a68>] v9fs_mount+0x5e/0x3c0 [<0000000041455dd8>] legacy_get_tree+0x27/0x80 [<000000001fa6d22e>] vfs_get_tree+0x2d/0xe0 [<00000000e19a7eeb>] do_mount+0x95f/0xc60 [<00000000d41cbe4c>] ksys_mount+0xab/0x120 [<0000000002d3db1b>] __x64_sys_mount+0x26/0x30 [<000000006b6131cd>] do_syscall_64+0x73/0x1f0 [<0000000076d45a8a>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 BUG: memory leak unreferenced object 0xffff888112e54700 (size 32): comm "syz-executor223", pid 6874, jiffies 4294947155 (age 17.560s) hex dump (first 32 bytes): 34 32 39 34 39 34 37 31 35 35 00 72 00 70 69 70 4294947155.r.pip 65 3a 5b 32 36 32 34 37 5d 00 00 00 00 00 00 00 e:[26247]....... backtrace: [<00000000f8dcb684>] kmem_cache_alloc_trace+0x145/0x2c0 [<000000006cc9bb19>] v9fs_cache_session_get_cookie+0xa6/0x110 [<000000001a22cdee>] v9fs_session_init+0x5c3/0x880 [<0000000046303a68>] v9fs_mount+0x5e/0x3c0 [<0000000041455dd8>] legacy_get_tree+0x27/0x80 [<000000001fa6d22e>] vfs_get_tree+0x2d/0xe0 [<00000000e19a7eeb>] do_mount+0x95f/0xc60 [<00000000d41cbe4c>] ksys_mount+0xab/0x120 [<0000000002d3db1b>] __x64_sys_mount+0x26/0x30 [<000000006b6131cd>] do_syscall_64+0x73/0x1f0 [<0000000076d45a8a>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 BUG: memory leak unreferenced object 0xffff888112e54b00 (size 32): comm "syz-executor223", pid 6876, jiffies 4294947160 (age 17.510s) hex dump (first 32 bytes): 34 32 39 34 39 34 37 31 36 30 00 00 00 00 00 00 4294947160...... 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ backtrace: [<00000000f8dcb684>] kmem_cache_alloc_trace+0x145/0x2c0 [<000000006cc9bb19>] v9fs_cache_session_get_cookie+0xa6/0x110 [<000000001a22cdee>] v9fs_session_init+0x5c3/0x880 [<0000000046303a68>] v9fs_mount+0x5e/0x3c0 [<0000000041455dd8>] legacy_get_tree+0x27/0x80 [<000000001fa6d22e>] vfs_get_tree+0x2d/0xe0 [<00000000e19a7eeb>] do_mount+0x95f/0xc60 [<00000000d41cbe4c>] ksys_mount+0xab/0x120 [<0000000002d3db1b>] __x64_sys_mount+0x26/0x30 [<000000006b6131cd>] do_syscall_64+0x73/0x1f0 [<0000000076d45a8a>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 BUG: memory leak unreferenced object 0xffff888110b2bd20 (size 32): comm "syz-executor223", pid 6872, jiffies 4294947155 (age 18.480s) hex dump (first 32 bytes): 34 32 39 34 39 34 37 31 35 35 00 00 00 00 00 00 4294947155...... 01 00 00 00 01 00 00 00 18 00 00 00 00 00 00 00 ................ backtrace: [<00000000f8dcb684>] kmem_cache_alloc_trace+0x145/0x2c0 [<000000006cc9bb19>] v9fs_cache_session_get_cookie+0xa6/0x110 [<000000001a22cdee>] v9fs_session_init+0x5c3/0x880 [<0000000046303a68>] v9fs_mount+0x5e/0x3c0 [<0000000041455dd8>] legacy_get_tree+0x27/0x80 [<000000001fa6d22e>] vfs_get_tree+0x2d/0xe0 [<00000000e19a7eeb>] do_mount+0x95f/0xc60 [<00000000d41cbe4c>] ksys_mount+0xab/0x120 [<0000000002d3db1b>] __x64_sys_mount+0x26/0x30 [<000000006b6131cd>] do_syscall_64+0x73/0x1f0 [<0000000076d45a8a>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 BUG: memory leak unreferenced object 0xffff888112e548c0 (size 32): comm "syz-executor223", pid 6873, jiffies 4294947155 (age 18.480s) hex dump (first 32 bytes): 34 32 39 34 39 34 37 31 35 35 00 00 00 00 00 00 4294947155...... 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ backtrace: [<00000000f8dcb684>] kmem_cache_alloc_trace+0x145/0x2c0 [<000000006cc9bb19>] v9fs_cache_session_get_cookie+0xa6/0x110 [<000000001a22cdee>] v9fs_session_init+0x5c3/0x880 [<0000000046303a68>] v9fs_mount+0x5e/0x3c0 [<0000000041455dd8>] legacy_get_tree+0x27/0x80 [<000000001fa6d22e>] vfs_get_tree+0x2d/0xe0 [<00000000e19a7eeb>] do_mount+0x95f/0xc60 [<00000000d41cbe4c>] ksys_mount+0xab/0x120 [<0000000002d3db1b>] __x64_sys_mount+0x26/0x30 [<000000006b6131cd>] do_syscall_64+0x73/0x1f0 [<0000000076d45a8a>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 BUG: memory leak unreferenced object 0xffff888112e54700 (size 32): comm "syz-executor223", pid 6874, jiffies 4294947155 (age 18.480s) hex dump (first 32 bytes): 34 32 39 34 39 34 37 31 35 35 00 72 00 70 69 70 4294947155.r.pip 65 3a 5b 32 36 32 34 37 5d 00 00 00 00 00 00 00 e:[26247]....... backtrace: [<00000000f8dcb684>] kmem_cache_alloc_trace+0x145/0x2c0 [<000000006cc9bb19>] v9fs_cache_session_get_cookie+0xa6/0x110 [<000000001a22cdee>] v9fs_session_init+0x5c3/0x880 [<0000000046303a68>] v9fs_mount+0x5e/0x3c0 [<0000000041455dd8>] legacy_get_tree+0x27/0x80 [<000000001fa6d22e>] vfs_get_tree+0x2d/0xe0 [<00000000e19a7eeb>] do_mount+0x95f/0xc60 [<00000000d41cbe4c>] ksys_mount+0xab/0x120 [<0000000002d3db1b>] __x64_sys_mount+0x26/0x30 [<000000006b6131cd>] do_syscall_64+0x73/0x1f0 [<0000000076d45a8a>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 BUG: memory leak unreferenced object 0xffff888112e54b00 (size 32): comm "syz-executor223", pid 6876, jiffies 4294947160 (age 18.430s) hex dump (first 32 bytes): 34 32 39 34 39 34 37 31 36 30 00 00 00 00 00 00 4294947160...... 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ backtrace: [<00000000f8dcb684>] kmem_cache_alloc_trace+0x145/0x2c0 [<000000006cc9bb19>] v9fs_cache_session_get_cookie+0xa6/0x110 [<000000001a22cdee>] v9fs_session_init+0x5c3/0x880 [<0000000046303a68>] v9fs_mount+0x5e/0x3c0 [<0000000041455dd8>] legacy_get_tree+0x27/0x80 [<000000001fa6d22e>] vfs_get_tree+0x2d/0xe0 [<00000000e19a7eeb>] do_mount+0x95f/0xc60 [<00000000d41cbe4c>] ksys_mount+0xab/0x120 [<0000000002d3db1b>] __x64_sys_mount+0x26/0x30 [<000000006b6131cd>] do_syscall_64+0x73/0x1f0 [<0000000076d45a8a>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 executing program executing program executing program executing program