[ OK ] Reached target Login Prompts. [ OK ] Reached target Multi-User System. [ OK ] Reached target Graphical Interface. Starting Update UTMP about System Runlevel Changes... [ OK ] Started Update UTMP about System Runlevel Changes. Debian GNU/Linux 9 syzkaller ttyS0 Warning: Permanently added '10.128.10.6' (ECDSA) to the list of known hosts. executing program executing program syzkaller login: [ 325.006673][ T2037] Bluetooth: hci0: sending frame failed (-49) [ 327.016574][ T19] Bluetooth: hci0: command 0x1003 tx timeout [ 327.022800][ T8498] Bluetooth: hci0: sending frame failed (-49) [ 329.096486][ T19] Bluetooth: hci0: command 0x1001 tx timeout [ 329.102502][ T8498] Bluetooth: hci0: sending frame failed (-49) [ 331.176357][ T19] Bluetooth: hci0: command 0x1009 tx timeout executing program [ 342.535693][ T8510] Bluetooth: hci0: command 0x1003 tx timeout [ 342.541738][ T8498] Bluetooth: hci0: sending frame failed (-49) [ 344.615575][ T8510] Bluetooth: hci0: command 0x1001 tx timeout [ 344.621599][ T8498] Bluetooth: hci0: sending frame failed (-49) [ 346.695483][ T8510] Bluetooth: hci0: command 0x1009 tx timeout executing program [ 357.974868][ T3601] Bluetooth: hci0: command 0x1003 tx timeout [ 357.980882][ T8498] Bluetooth: hci0: sending frame failed (-49) [ 360.054784][ T3601] Bluetooth: hci0: command 0x1001 tx timeout [ 360.060814][ T8498] Bluetooth: hci0: sending frame failed (-49) [ 362.134679][ T3601] Bluetooth: hci0: command 0x1009 tx timeout executing program [ 373.254126][ T8510] Bluetooth: hci0: command 0x1003 tx timeout [ 373.260276][ T8498] Bluetooth: hci0: sending frame failed (-49) [ 375.334010][ T8513] Bluetooth: hci0: command 0x1001 tx timeout [ 375.340125][ T8498] Bluetooth: hci0: sending frame failed (-49) [ 377.413935][ T8510] Bluetooth: hci0: command 0x1009 tx timeout executing program [ 386.655391][ T24] Bluetooth: hci0: Frame reassembly failed (-84) [ 388.693369][ T8513] Bluetooth: hci0: command 0x1003 tx timeout [ 388.699748][ T8498] Bluetooth: hci0: sending frame failed (-49) [ 390.773342][ T3601] Bluetooth: hci0: command 0x1001 tx timeout [ 390.779707][ T8498] Bluetooth: hci0: sending frame failed (-49) [ 392.853235][ T3601] Bluetooth: hci0: command 0x1009 tx timeout executing program [ 402.030020][ T26] Bluetooth: hci0: Frame reassembly failed (-84) [ 404.052649][ T8513] Bluetooth: hci0: command 0x1003 tx timeout [ 404.058767][ T8498] Bluetooth: hci0: sending frame failed (-49) [ 406.132591][ T8510] Bluetooth: hci0: command 0x1001 tx timeout [ 406.138710][ T8498] Bluetooth: hci0: sending frame failed (-49) [ 408.212532][ T8510] Bluetooth: hci0: command 0x1009 tx timeout executing program [ 420.371978][ T3601] Bluetooth: hci0: command 0x1003 tx timeout [ 420.378182][ T8498] Bluetooth: hci0: sending frame failed (-49) [ 422.451848][ T8513] Bluetooth: hci0: command 0x1001 tx timeout [ 422.457908][ T8498] Bluetooth: hci0: sending frame failed (-49) [ 424.531800][ T3601] Bluetooth: hci0: command 0x1009 tx timeout executing program [ 433.995175][ T26] Bluetooth: hci0: Frame reassembly failed (-84) [ 436.051275][ T8513] Bluetooth: hci0: command 0x1003 tx timeout [ 436.057292][ T8498] Bluetooth: hci0: sending frame failed (-49) [ 438.131192][ T8513] Bluetooth: hci0: command 0x1001 tx timeout [ 438.137209][ T8498] Bluetooth: hci0: sending frame failed (-49) [ 440.211111][ T8513] Bluetooth: hci0: command 0x1009 tx timeout [ 450.197159][ T8483] kmemleak: 4 new suspected memory leaks (see /sys/kernel/debug/kmemleak) BUG: memory leak unreferenced object 0xffff88810d477800 (size 232): comm "syz-executor177", pid 8552, jiffies 4294977478 (age 50.280s) hex dump (first 32 bytes): 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ backtrace: [<00000000a291570a>] __alloc_skb+0x6d/0x280 [<000000001b500750>] h4_recv_buf+0x357/0x5a0 [<0000000028e94489>] h4_recv+0x58/0xc0 [<00000000338ee020>] hci_uart_tty_receive+0xc7/0x230 [<0000000065855925>] tty_ioctl+0x517/0xc40 [<000000001eb5b5c3>] __x64_sys_ioctl+0xfc/0x140 [<00000000cdf9a9fa>] do_syscall_64+0x2d/0x70 [<0000000033cd44b4>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 BUG: memory leak unreferenced object 0xffff88810eede400 (size 1024): comm "syz-executor177", pid 8552, jiffies 4294977478 (age 50.280s) hex dump (first 32 bytes): 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ backtrace: [<0000000045bb5699>] __alloc_skb+0xab/0x280 [<000000001b500750>] h4_recv_buf+0x357/0x5a0 [<0000000028e94489>] h4_recv+0x58/0xc0 [<00000000338ee020>] hci_uart_tty_receive+0xc7/0x230 [<0000000065855925>] tty_ioctl+0x517/0xc40 [<000000001eb5b5c3>] __x64_sys_ioctl+0xfc/0x140 [<00000000cdf9a9fa>] do_syscall_64+0x2d/0x70 [<0000000033cd44b4>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 BUG: memory leak unreferenced object 0xffff88810c4d9700 (size 232): comm "syz-executor177", pid 8574, jiffies 4294980675 (age 18.310s) hex dump (first 32 bytes): 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ backtrace: [<00000000a291570a>] __alloc_skb+0x6d/0x280 [<000000001b500750>] h4_recv_buf+0x357/0x5a0 [<0000000028e94489>] h4_recv+0x58/0xc0 [<00000000338ee020>] hci_uart_tty_receive+0xc7/0x230 [<0000000065855925>] tty_ioctl+0x517/0xc40 [<000000001eb5b5c3>] __x64_sys_ioctl+0xfc/0x140 [<00000000cdf9a9fa>] do_syscall_64+0x2d/0x70 [<0000000033cd44b4>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 BUG: memory leak unreferenced object 0xffff88810ef0f800 (size 1024): comm "syz-executor177", pid 8574, jiffies 4294980675 (age 18.310s) hex dump (first 32 bytes): 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ backtrace: [<0000000045bb5699>] __alloc_skb+0xab/0x280 [<000000001b500750>] h4_recv_buf+0x357/0x5a0 [<0000000028e94489>] h4_recv+0x58/0xc0 [<00000000338ee020>] hci_uart_tty_receive+0xc7/0x230 [<0000000065855925>] tty_ioctl+0x517/0xc40 [<000000001eb5b5c3>] __x64_sys_ioctl+0xfc/0x140 [<00000000cdf9a9fa>] do_syscall_64+0x2d/0x70 [<0000000033cd44b4>] entry_SYSCALL_64_after_hwframe+0x44/0xa9