[....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[ ok 8[?25h[?0c. Starting mcstransd: [....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting file context maintaining daemon: restorecond[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c. Debian GNU/Linux 7 syzkaller ttyS0 syzkaller login: [ 43.321077][ T24] kauditd_printk_skb: 41 callbacks suppressed [ 43.321082][ T24] audit: type=1400 audit(1569930308.799:62): avc: denied { map } for pid=6798 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 '10.128.10.48' (ECDSA) to the list of known hosts. [ 52.141043][ T24] audit: type=1400 audit(1569930317.619:63): avc: denied { map } for pid=6810 comm="syz-executor770" path="/root/syz-executor770497485" dev="sda1" ino=16498 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 [ 58.876690][ T6820] FS-Cache: Duplicate cookie detected [ 58.882184][ T6820] FS-Cache: O-cookie c=000000006684b5b0 [p=000000001bec7078 fl=222 nc=0 na=1] [ 58.891021][ T6820] FS-Cache: O-cookie d=000000001176c4e3 n=000000009b770097 [ 58.898196][ T6820] FS-Cache: O-key=[2] '3970' [ 58.902754][ T6820] FS-Cache: N-cookie c=00000000b021ad0e [p=000000001bec7078 fl=2 nc=0 na=1] [ 58.911401][ T6820] FS-Cache: N-cookie d=000000001176c4e3 n=000000003953cbab [ 58.918570][ T6820] FS-Cache: N-key=[2] '3970' [ 58.923125][ T6826] FS-Cache: Duplicate cookie detected [ 58.928507][ T6826] FS-Cache: O-cookie c=000000006684b5b0 [p=000000001bec7078 fl=222 nc=0 na=1] [ 58.937330][ T6826] FS-Cache: O-cookie d=000000001176c4e3 n=000000009b770097 [ 58.944485][ T6826] FS-Cache: O-key=[2] '3970' [ 58.949048][ T6826] FS-Cache: N-cookie c=00000000227659e0 [p=000000001bec7078 fl=2 nc=0 na=1] [ 58.957690][ T6826] FS-Cache: N-cookie d=000000001176c4e3 n=00000000d4dc366b [ 58.964866][ T6826] FS-Cache: N-key=[2] '3970' [ 58.969431][ T6822] FS-Cache: Duplicate cookie detected [ 58.974793][ T6822] FS-Cache: O-cookie c=000000006684b5b0 [p=000000001bec7078 fl=222 nc=0 na=1] [ 58.983624][ T6822] FS-Cache: O-cookie d=000000001176c4e3 n=000000009b770097 [ 58.990790][ T6822] FS-Cache: O-key=[2] '3970' [ 58.995349][ T6822] FS-Cache: N-cookie c=000000006d542b39 [p=000000001bec7078 fl=2 nc=0 na=1] [ 59.004012][ T6822] FS-Cache: N-cookie d=000000001176c4e3 n=000000000dfe9c45 [ 59.011176][ T6822] FS-Cache: N-key=[2] '3970' [ 59.015752][ T6824] FS-Cache: Duplicate cookie detected [ 59.021102][ T6824] FS-Cache: O-cookie c=000000006684b5b0 [p=000000001bec7078 fl=222 nc=0 na=1] [ 59.029914][ T6824] FS-Cache: O-cookie d=000000001176c4e3 n=000000009b770097 [ 59.037074][ T6824] FS-Cache: O-key=[2] '3970' [ 59.041630][ T6824] FS-Cache: N-cookie c=00000000ba392a49 [p=000000001bec7078 fl=2 nc=0 na=1] [ 59.050279][ T6824] FS-Cache: N-cookie d=000000001176c4e3 n=000000007e4ac2ec [ 59.057438][ T6824] FS-Cache: N-key=[2] '3970' [ 59.061996][ T6823] FS-Cache: Duplicate cookie detected [ 59.067363][ T6823] FS-Cache: O-cookie c=000000006684b5b0 [p=000000001bec7078 fl=222 nc=0 na=1] [ 59.076177][ T6823] FS-Cache: O-cookie d=00000000d1d52795 n=00000000d1d52795 [ 59.083343][ T6823] FS-Cache: O-key=[2] '3970' [ 59.087916][ T6823] FS-Cache: N-cookie c=00000000c073aa08 [p=000000001bec7078 fl=2 nc=0 na=1] [ 59.096677][ T6823] FS-Cache: N-cookie d=000000001176c4e3 n=00000000e4c8c559 [ 59.103919][ T6823] FS-Cache: N-key=[2] '3970' [ 59.108623][ T6821] FS-Cache: Duplicate cookie detected [ 59.113990][ T6821] FS-Cache: O-cookie c=000000006684b5b0 [p=000000001bec7078 fl=212 nc=0 na=0] [ 59.122810][ T6821] FS-Cache: O-cookie d=00000000d1d52795 n=00000000d1d52795 [ 59.129968][ T6821] FS-Cache: O-key=[2] '3970' [ 59.134529][ T6821] FS-Cache: N-cookie c=00000000ca55daaa [p=000000001bec7078 fl=2 nc=0 na=1] [ 59.143173][ T6821] FS-Cache: N-cookie d=000000001176c4e3 n=000000002b4e6eb8 [ 59.150335][ T6821] FS-Cache: N-key=[2] '3970' [ 59.154890][ T6825] FS-Cache: Duplicate cookie detected [ 59.160252][ T6825] FS-Cache: O-cookie c=000000006684b5b0 [p=000000001bec7078 fl=212 nc=0 na=0] [ 59.169068][ T6825] FS-Cache: O-cookie d=00000000d1d52795 n=00000000d1d52795 [ 59.176237][ T6825] FS-Cache: O-key=[2] '3970' [ 59.180798][ T6825] FS-Cache: N-cookie c=00000000e212b187 [p=000000001bec7078 fl=2 nc=0 na=1] [ 59.189443][ T6825] FS-Cache: N-cookie d=000000001176c4e3 n=0000000061232724 [ 59.196608][ T6825] FS-Cache: N-key=[2] '3970' [ 65.041574][ T6818] kmemleak: 7 new suspected memory leaks (see /sys/kernel/debug/kmemleak) BUG: memory leak unreferenced object 0xffff88811a1efe00 (size 32): comm "syz-executor770", pid 6820, jiffies 4294943162 (age 16.330s) hex dump (first 32 bytes): 39 70 00 32 00 00 00 00 00 00 00 00 00 00 00 00 9p.2............ 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ backtrace: [<00000000d3eb51ed>] __kmalloc_track_caller+0x165/0x300 [<0000000058a3ed37>] kmemdup_nul+0x31/0x80 [<000000001f0823b3>] match_strdup+0x21/0x30 [<000000000e826d79>] v9fs_session_init+0x29e/0x880 [<00000000c12eadd2>] v9fs_mount+0x5e/0x3c0 [<00000000604d8f55>] legacy_get_tree+0x27/0x80 [<000000009aa455ae>] vfs_get_tree+0x2d/0xe0 [<00000000799686d3>] do_mount+0x95f/0xc60 [<0000000064fff957>] ksys_mount+0xab/0x120 [<00000000b6b5658a>] __x64_sys_mount+0x26/0x30 [<00000000273d2194>] do_syscall_64+0x73/0x1f0 [<0000000031d92ce7>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 BUG: memory leak unreferenced object 0xffff888119d08780 (size 32): comm "syz-executor770", pid 6821, jiffies 4294943162 (age 16.330s) hex dump (first 32 bytes): 39 70 00 00 00 00 00 00 00 00 00 00 00 00 00 00 9p.............. 01 00 00 00 01 00 00 00 18 00 00 00 00 00 00 00 ................ backtrace: [<00000000d3eb51ed>] __kmalloc_track_caller+0x165/0x300 [<0000000058a3ed37>] kmemdup_nul+0x31/0x80 [<000000001f0823b3>] match_strdup+0x21/0x30 [<000000000e826d79>] v9fs_session_init+0x29e/0x880 [<00000000c12eadd2>] v9fs_mount+0x5e/0x3c0 [<00000000604d8f55>] legacy_get_tree+0x27/0x80 [<000000009aa455ae>] vfs_get_tree+0x2d/0xe0 [<00000000799686d3>] do_mount+0x95f/0xc60 [<0000000064fff957>] ksys_mount+0xab/0x120 [<00000000b6b5658a>] __x64_sys_mount+0x26/0x30 [<00000000273d2194>] do_syscall_64+0x73/0x1f0 [<0000000031d92ce7>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 BUG: memory leak unreferenced object 0xffff88811da7abc0 (size 32): comm "syz-executor770", pid 6824, jiffies 4294943162 (age 16.330s) hex dump (first 32 bytes): 39 70 00 65 20 69 6f 63 74 6c 00 70 69 70 65 3a 9p.e ioctl.pipe: 5b 32 39 38 31 34 5d 00 30 78 35 34 30 31 00 de [29814].0x5401.. backtrace: [<00000000d3eb51ed>] __kmalloc_track_caller+0x165/0x300 [<0000000058a3ed37>] kmemdup_nul+0x31/0x80 [<000000001f0823b3>] match_strdup+0x21/0x30 [<000000000e826d79>] v9fs_session_init+0x29e/0x880 [<00000000c12eadd2>] v9fs_mount+0x5e/0x3c0 [<00000000604d8f55>] legacy_get_tree+0x27/0x80 [<000000009aa455ae>] vfs_get_tree+0x2d/0xe0 [<00000000799686d3>] do_mount+0x95f/0xc60 [<0000000064fff957>] ksys_mount+0xab/0x120 [<00000000b6b5658a>] __x64_sys_mount+0x26/0x30 [<00000000273d2194>] do_syscall_64+0x73/0x1f0 [<0000000031d92ce7>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 BUG: memory leak unreferenced object 0xffff88811da7a020 (size 32): comm "syz-executor770", pid 6826, jiffies 4294943162 (age 16.330s) hex dump (first 32 bytes): 39 70 00 00 00 00 00 00 00 00 00 00 00 00 00 00 9p.............. 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ backtrace: [<00000000d3eb51ed>] __kmalloc_track_caller+0x165/0x300 [<0000000058a3ed37>] kmemdup_nul+0x31/0x80 [<000000001f0823b3>] match_strdup+0x21/0x30 [<000000000e826d79>] v9fs_session_init+0x29e/0x880 [<00000000c12eadd2>] v9fs_mount+0x5e/0x3c0 [<00000000604d8f55>] legacy_get_tree+0x27/0x80 [<000000009aa455ae>] vfs_get_tree+0x2d/0xe0 [<00000000799686d3>] do_mount+0x95f/0xc60 [<0000000064fff957>] ksys_mount+0xab/0x120 [<00000000b6b5658a>] __x64_sys_mount+0x26/0x30 [<00000000273d2194>] do_syscall_64+0x73/0x1f0 [<0000000031d92ce7>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 BUG: memory leak unreferenced object 0xffff88811a1efe00 (size 32): comm "syz-executor770", pid 6820, jiffies 4294943162 (age 17.240s) hex dump (first 32 bytes): 39 70 00 32 00 00 00 00 00 00 00 00 00 00 00 00 9p.2............ 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ backtrace: [<00000000d3eb51ed>] __kmalloc_track_caller+0x165/0x300 [<0000000058a3ed37>] kmemdup_nul+0x31/0x80 [<000000001f0823b3>] match_strdup+0x21/0x30 [<000000000e826d79>] v9fs_session_init+0x29e/0x880 [<00000000c12eadd2>] v9fs_mount+0x5e/0x3c0 [<00000000604d8f55>] legacy_get_tree+0x27/0x80 [<000000009aa455ae>] vfs_get_tree+0x2d/0xe0 [<00000000799686d3>] do_mount+0x95f/0xc60 [<0000000064fff957>] ksys_mount+0xab/0x120 [<00000000b6b5658a>] __x64_sys_mount+0x26/0x30 [<00000000273d2194>] do_syscall_64+0x73/0x1f0 [<0000000031d92ce7>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 BUG: memory leak unreferenced object 0xffff888119d08780 (size 32): comm "syz-executor770", pid 6821, jiffies 4294943162 (age 17.240s) hex dump (first 32 bytes): 39 70 00 00 00 00 00 00 00 00 00 00 00 00 00 00 9p.............. 01 00 00 00 01 00 00 00 18 00 00 00 00 00 00 00 ................ backtrace: [<00000000d3eb51ed>] __kmalloc_track_caller+0x165/0x300 [<0000000058a3ed37>] kmemdup_nul+0x31/0x80 [<000000001f0823b3>] match_strdup+0x21/0x30 [<000000000e826d79>] v9fs_session_init+0x29e/0x880 [<00000000c12eadd2>] v9fs_mount+0x5e/0x3c0 [<00000000604d8f55>] legacy_get_tree+0x27/0x80 [<000000009aa455ae>] vfs_get_tree+0x2d/0xe0 [<00000000799686d3>] do_mount+0x95f/0xc60 [<0000000064fff957>] ksys_mount+0xab/0x120 [<00000000b6b5658a>] __x64_sys_mount+0x26/0x30 [<00000000273d2194>] do_syscall_64+0x73/0x1f0 [<0000000031d92ce7>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 BUG: memory leak unreferenced object 0xffff88811da7abc0 (size 32): comm "syz-executor770", pid 6824, jiffies 4294943162 (age 17.240s) hex dump (first 32 bytes): 39 70 00 65 20 69 6f 63 74 6c 00 70 69 70 65 3a 9p.e ioctl.pipe: 5b 32 39 38 31 34 5d 00 30 78 35 34 30 31 00 de [29814].0x5401.. backtrace: [<00000000d3eb51ed>] __kmalloc_track_caller+0x165/0x300 [<0000000058a3ed37>] kmemdup_nul+0x31/0x80 [<000000001f0823b3>] match_strdup+0x21/0x30 [<000000000e826d79>] v9fs_session_init+0x29e/0x880 [<00000000c12eadd2>] v9fs_mount+0x5e/0x3c0 [<00000000604d8f55>] legacy_get_tree+0x27/0x80 [<000000009aa455ae>] vfs_get_tree+0x2d/0xe0 [<00000000799686d3>] do_mount+0x95f/0xc60 [<0000000064fff957>] ksys_mount+0xab/0x120 [<00000000b6b5658a>] __x64_sys_mount+0x26/0x30 [<00000000273d2194>] do_syscall_64+0x73/0x1f0 [<0000000031d92ce7>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 BUG: memory leak unreferenced object 0xffff88811da7a020 (size 32): comm "syz-executor770", pid 6826, jiffies 4294943162 (age 17.240s) hex dump (first 32 bytes): 39 70 00 00 00 00 00 00 00 00 00 00 00 00 00 00 9p.............. 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ backtrace: [<00000000d3eb51ed>] __kmalloc_track_caller+0x165/0x300 [<0000000058a3ed37>] kmemdup_nul+0x31/0x80 [<000000001f0823b3>] match_strdup+0x21/0x30 [<000000000e826d79>] v9fs_session_init+0x29e/0x880 [<00000000c12eadd2>] v9fs_mount+0x5e/0x3c0 [<00000000604d8f55>] legacy_get_tree+0x27/0x80 [<000000009aa455ae>] vfs_get_tree+0x2d/0xe0 [<00000000799686d3>] do_mount+0x95f/0xc60 [<0000000064fff957>] ksys_mount+0xab/0x120 [<00000000b6b5658a>] __x64_sys_mount+0x26/0x30 [<00000000273d2194>] do_syscall_64+0x73/0x1f0 [<0000000031d92ce7>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 BUG: memory leak unreferenced object 0xffff88811a1efe00 (size 32): comm "syz-executor770", pid 6820, jiffies 4294943162 (age 18.120s) hex dump (first 32 bytes): 39 70 00 32 00 00 00 00 00 00 00 00 00 00 00 00 9p.2............ 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ backtrace: [<00000000d3eb51ed>] __kmalloc_track_caller+0x165/0x300 [<0000000058a3ed37>] kmemdup_nul+0x31/0x80 [<000000001f0823b3>] match_strdup+0x21/0x30 [<000000000e826d79>] v9fs_session_init+0x29e/0x880 [<00000000c12eadd2>] v9fs_mount+0x5e/0x3c0 [<00000000604d8f55>] legacy_get_tree+0x27/0x80 [<000000009aa455ae>] vfs_get_tree+0x2d/0xe0 [<00000000799686d3>] do_mount+0x95f/0xc60 [<0000000064fff957>] ksys_mount+0xab/0x120 [<00000000b6b5658a>] __x64_sys_mount+0x26/0x30 [<00000000273d2194>] do_syscall_64+0x73/0x1f0 [<0000000031d92ce7>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 BUG: memory leak unreferenced object 0xffff888119d08780 (size 32): comm "syz-executor770", pid 6821, jiffies 4294943162 (age 18.120s) hex dump (first 32 bytes): 39 70 00 00 00 00 00 00 00 00 00 00 00 00 00 00 9p.............. 01 00 00 00 01 00 00 00 18 00 00 00 00 00 00 00 ................ backtrace: [<00000000d3eb51ed>] __kmalloc_track_caller+0x165/0x300 [<0000000058a3ed37>] kmemdup_nul+0x31/0x80 [<000000001f0823b3>] match_strdup+0x21/0x30 [<000000000e826d79>] v9fs_session_init+0x29e/0x880 [<00000000c12eadd2>] v9fs_mount+0x5e/0x3c0 [<00000000604d8f55>] legacy_get_tree+0x27/0x80 [<000000009aa455ae>] vfs_get_tree+0x2d/0xe0 [<00000000799686d3>] do_mount+0x95f/0xc60 [<0000000064fff957>] ksys_mount+0xab/0x120 [<00000000b6b5658a>] __x64_sys_mount+0x26/0x30 [<00000000273d2194>] do_syscall_64+0x73/0x1f0 [<0000000031d92ce7>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 BUG: memory leak unreferenced object 0xffff88811da7abc0 (size 32): comm "syz-executor770", pid 6824, jiffies 4294943162 (age 18.120s) hex dump (first 32 bytes): 39 70 00 65 20 69 6f 63 74 6c 00 70 69 70 65 3a 9p.e ioctl.pipe: 5b 32 39 38 31 34 5d 00 30 78 35 34 30 31 00 de [29814].0x5401.. backtrace: [<00000000d3eb51ed>] __kmalloc_track_caller+0x165/0x300 [<0000000058a3ed37>] kmemdup_nul+0x31/0x80 [<000000001f0823b3>] match_strdup+0x21/0x30 [<000000000e826d79>] v9fs_session_init+0x29e/0x880 [<00000000c12eadd2>] v9fs_mount+0x5e/0x3c0 [<00000000604d8f55>] legacy_get_tree+0x27/0x80 [<000000009aa455ae>] vfs_get_tree+0x2d/0xe0 [<00000000799686d3>] do_mount+0x95f/0xc60 [<0000000064fff957>] ksys_mount+0xab/0x120 [<00000000b6b5658a>] __x64_sys_mount+0x26/0x30 [<00000000273d2194>] do_syscall_64+0x73/0x1f0 [<0000000031d92ce7>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 BUG: memory leak unreferenced object 0xffff88811da7a020 (size 32): comm "syz-executor770", pid 6826, jiffies 4294943162 (age 18.120s) hex dump (first 32 bytes): 39 70 00 00 00 00 00 00 00 00 00 00 00 00 00 00 9p.............. 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ backtrace: [<00000000d3eb51ed>] __kmalloc_track_caller+0x165/0x300 [<0000000058a3ed37>] kmemdup_nul+0x31/0x80 [<000000001f0823b3>] match_strdup+0x21/0x30 [<000000000e826d79>] v9fs_session_init+0x29e/0x880 [<00000000c12eadd2>] v9fs_mount+0x5e/0x3c0 [<00000000604d8f55>] legacy_get_tree+0x27/0x80 [<000000009aa455ae>] vfs_get_tree+0x2d/0xe0 [<00000000799686d3>] do_mount+0x95f/0xc60 [<0000000064fff957>] ksys_mount+0xab/0x120 [<00000000b6b5658a>] __x64_sys_mount+0x26/0x30 [<00000000273d2194>] do_syscall_64+0x73/0x1f0 [<0000000031d92ce7>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 BUG: memory leak unreferenced object 0xffff88811a1efe00 (size 32): comm "syz-executor770", pid 6820, jiffies 4294943162 (age 19.010s) hex dump (first 32 bytes): 39 70 00 32 00 00 00 00 00 00 00 00 00 00 00 00 9p.2............ 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ backtrace: [<00000000d3eb51ed>] __kmalloc_track_caller+0x165/0x300 [<0000000058a3ed37>] kmemdup_nul+0x31/0x80 [<000000001f0823b3>] match_strdup+0x21/0x30 [<000000000e826d79>] v9fs_session_init+0x29e/0x880 [<00000000c12eadd2>] v9fs_mount+0x5e/0x3c0 [<00000000604d8f55>] legacy_get_tree+0x27/0x80 [<000000009aa455ae>] vfs_get_tree+0x2d/0xe0 [<00000000799686d3>] do_mount+0x95f/0xc60 [<0000000064fff957>] ksys_mount+0xab/0x120 [<00000000b6b5658a>] __x64_sys_mount+0x26/0x30 [<00000000273d2194>] do_syscall_64+0x73/0x1f0 [<0000000031d92ce7>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 BUG: memory leak unreferenced object 0xffff888119d08780 (size 32): comm "syz-executor770", pid 6821, jiffies 4294943162 (age 19.010s) hex dump (first 32 bytes): 39 70 00 00 00 00 00 00 00 00 00 00 00 00 00 00 9p.............. 01 00 00 00 01 00 00 00 18 00 00 00 00 00 00 00 ................ backtrace: [<00000000d3eb51ed>] __kmalloc_track_caller+0x165/0x300 [<0000000058a3ed37>] kmemdup_nul+0x31/0x80 [<000000001f0823b3>] match_strdup+0x21/0x30 [<000000000e826d79>] v9fs_session_init+0x29e/0x880 [<00000000c12eadd2>] v9fs_mount+0x5e/0x3c0 [<00000000604d8f55>] legacy_get_tree+0x27/0x80 [<000000009aa455ae>] vfs_get_tree+0x2d/0xe0 [<00000000799686d3>] do_mount+0x95f/0xc60 [<0000000064fff957>] ksys_mount+0xab/0x120 [<00000000b6b5658a>] __x64_sys_mount+0x26/0x30 [<00000000273d2194>] do_syscall_64+0x73/0x1f0 [<0000000031d92ce7>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 BUG: memory leak unreferenced object 0xffff88811da7abc0 (size 32): comm "syz-executor770", pid 6824, jiffies 4294943162 (age 19.010s) hex dump (first 32 bytes): 39 70 00 65 20 69 6f 63 74 6c 00 70 69 70 65 3a 9p.e ioctl.pipe: 5b 32 39 38 31 34 5d 00 30 78 35 34 30 31 00 de [29814].0x5401.. backtrace: [<00000000d3eb51ed>] __kmalloc_track_caller+0x165/0x300 [<0000000058a3ed37>] kmemdup_nul+0x31/0x80 [<000000001f0823b3>] match_strdup+0x21/0x30 [<000000000e826d79>] v9fs_session_init+0x29e/0x880 [<00000000c12eadd2>] v9fs_mount+0x5e/0x3c0 [<00000000604d8f55>] legacy_get_tree+0x27/0x80 [<000000009aa455ae>] vfs_get_tree+0x2d/0xe0 [<00000000799686d3>] do_mount+0x95f/0xc60 [<0000000064fff957>] ksys_mount+0xab/0x120 [<00000000b6b5658a>] __x64_sys_mount+0x26/0x30 [<00000000273d2194>] do_syscall_64+0x73/0x1f0 [<0000000031d92ce7>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 BUG: memory leak unreferenced object 0xffff88811da7a020 (size 32): comm "syz-executor770", pid 6826, jiffies 4294943162 (age 19.010s) hex dump (first 32 bytes): 39 70 00 00 00 00 00 00 00 00 00 00 00 00 00 00 9p.............. 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ backtrace: [<00000000d3eb51ed>] __kmalloc_track_caller+0x165/0x300 [<0000000058a3ed37>] kmemdup_nul+0x31/0x80 [<000000001f0823b3>] match_strdup+0x21/0x30 [<000000000e826d79>] v9fs_session_init+0x29e/0x880 [<00000000c12eadd2>] v9fs_mount+0x5e/0x3c0 [<00000000604d8f55>] legacy_get_tree+0x27/0x80 [<000000009aa455ae>] vfs_get_tree+0x2d/0xe0 [<00000000799686d3>] do_mount+0x95f/0xc60 [<0000000064fff957>] ksys_mount+0xab/0x120 [<00000000b6b5658a>] __x64_sys_mount+0x26/0x30 [<00000000273d2194>] do_syscall_64+0x73/0x1f0 [<0000000031d92ce7>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 BUG: memory leak unreferenced object 0xffff88811a1efe00 (size 32): comm "syz-executor770", pid 6820, jiffies 4294943162 (age 19.900s) hex dump (first 32 bytes): 39 70 00 32 00 00 00 00 00 00 00 00 00 00 00 00 9p.2............ 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ backtrace: [<00000000d3eb51ed>] __kmalloc_track_caller+0x165/0x300 [<0000000058a3ed37>] kmemdup_nul+0x31/0x80 [<000000001f0823b3>] match_strdup+0x21/0x30 [<000000000e826d79>] v9fs_session_init+0x29e/0x880 [<00000000c12eadd2>] v9fs_mount+0x5e/0x3c0 [<00000000604d8f55>] legacy_get_tree+0x27/0x80 [<000000009aa455ae>] vfs_get_tree+0x2d/0xe0 [<00000000799686d3>] do_mount+0x95f/0xc60 [<0000000064fff957>] ksys_mount+0xab/0x120 [<00000000b6b5658a>] __x64_sys_mount+0x26/0x30 [<00000000273d2194>] do_syscall_64+0x73/0x1f0 [<0000000031d92ce7>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 BUG: memory leak unreferenced object 0xffff888119d08780 (size 32): comm "syz-executor770", pid 6821, jiffies 4294943162 (age 19.900s) hex dump (first 32 bytes): 39 70 00 00 00 00 00 00 00 00 00 00 00 00 00 00 9p.............. 01 00 00 00 01 00 00 00 18 00 00 00 00 00 00 00 ................ backtrace: [<00000000d3eb51ed>] __kmalloc_track_caller+0x165/0x300 [<0000000058a3ed37>] kmemdup_nul+0x31/0x80 [<000000001f0823b3>] match_strdup+0x21/0x30 [<000000000e826d79>] v9fs_session_init+0x29e/0x880 [<00000000c12eadd2>] v9fs_mount+0x5e/0x3c0 [<00000000604d8f55>] legacy_get_tree+0x27/0x80 [<000000009aa455ae>] vfs_get_tree+0x2d/0xe0 [<00000000799686d3>] do_mount+0x95f/0xc60 [<0000000064fff957>] ksys_mount+0xab/0x120 [<00000000b6b5658a>] __x64_sys_mount+0x26/0x30 [<00000000273d2194>] do_syscall_64+0x73/0x1f0 [<0000000031d92ce7>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 BUG: memory leak unreferenced object 0xffff88811da7abc0 (size 32): comm "syz-executor770", pid 6824, jiffies 4294943162 (age 19.900s) hex dump (first 32 bytes): 39 70 00 65 20 69 6f 63 74 6c 00 70 69 70 65 3a 9p.e ioctl.pipe: 5b 32 39 38 31 34 5d 00 30 78 35 34 30 31 00 de [29814].0x5401.. backtrace: [<00000000d3eb51ed>] __kmalloc_track_caller+0x165/0x300 [<0000000058a3ed37>] kmemdup_nul+0x31/0x80 [<000000001f0823b3>] match_strdup+0x21/0x30 [<000000000e826d79>] v9fs_session_init+0x29e/0x880 [<00000000c12eadd2>] v9fs_mount+0x5e/0x3c0 [<00000000604d8f55>] legacy_get_tree+0x27/0x80 [<000000009aa455ae>] vfs_get_tree+0x2d/0xe0 [<00000000799686d3>] do_mount+0x95f/0xc60 [<0000000064fff957>] ksys_mount+0xab/0x120 [<00000000b6b5658a>] __x64_sys_mount+0x26/0x30 [<00000000273d2194>] do_syscall_64+0x73/0x1f0 [<0000000031d92ce7>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 BUG: memory leak unreferenced object 0xffff88811da7a020 (size 32): comm "syz-executor770", pid 6826, jiffies 4294943162 (age 19.900s) hex dump (first 32 bytes): 39 70 00 00 00 00 00 00 00 00 00 00 00 00 00 00 9p.............. 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ backtrace: [<00000000d3eb51ed>] __kmalloc_track_caller+0x165/0x300 [<0000000058a3ed37>] kmemdup_nul+0x31/0x80 [<000000001f0823b3>] match_strdup+0x21/0x30 [<000000000e826d79>] v9fs_session_init+0x29e/0x880 [<00000000c12eadd2>] v9fs_mount+0x5e/0x3c0 [<00000000604d8f55>] legacy_get_tree+0x27/0x80 [<000000009aa455ae>] vfs_get_tree+0x2d/0xe0 [<00000000799686d3>] do_mount+0x95f/0xc60 [<0000000064fff957>] ksys_mount+0xab/0x120 [<00000000b6b5658a>] __x64_sys_mount+0x26/0x30 [<00000000273d2194>] do_syscall_64+0x73/0x1f0 [<0000000031d92ce7>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 executing program executing program [ 81.624037][ T6831] FS-Cache: Duplicate cookie detected [ 81.629462][ T6831] FS-Cache: O-cookie c=0000000070d95a7a [p=000000001bec7078 fl=222 nc=0 na=1] [ 81.638296][ T6831] FS-Cache: O-cookie d=000000001176c4e3 n=000000008865a848 [ 81.645483][ T6831] FS-Cache: O-key=[2] '3970' [ 81.650050][ T6831] FS-Cache: N-cookie c=000000009a70747a [p=000000001bec7078 fl=2 nc=0 na=1] [ 81.658697][ T6831] FS-Cache: N-cookie d=000000001176c4e3 n=00000000fe91f6f7 [ 81.665862][ T6831] FS-Cache: N-key=[2] '3970' executing program [ 81.709100][ T6832] FS-Cache: Duplicate cookie detected [ 81.714460][ T6832] FS-Cache: O-cookie c=0000000070d95a7a [p=000000001bec7078 fl=222 nc=0 na=1] [ 81.723305][ T6832] FS-Cache: O-cookie d=000000001176c4e3 n=000000008865a848 [ 81.730476][ T6832] FS-Cache: O-key=[2] '3970' [ 81.735034][ T6832] FS-Cache: N-cookie c=000000009a70747a [p=000000001bec7078 fl=2 nc=0 na=1] [ 81.743680][ T6832] FS-Cache: N-cookie d=000000001176c4e3 n=0000000071ef5c8d [ 81.750845][ T6832] FS-Cache: N-key=[2] '3970'