[ 25.150445][ T22] audit: type=1400 audit(1574275787.466:37): avc: denied { watch } for pid=6905 comm="restorecond" path="/root/.ssh" dev="sda1" ino=16179 scontext=system_u:system_r:kernel_t:s0 tcontext=unconfined_u:object_r:ssh_home_t:s0 tclass=dir permissive=1 [ 25.177252][ T22] audit: type=1400 audit(1574275787.466:38): avc: denied { watch } for pid=6905 comm="restorecond" path="/etc/selinux/restorecond.conf" dev="sda1" ino=2232 scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:object_r:file_t:s0 tclass=file permissive=1 [....] Starting file context maintaining daemon: restorecond[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[ 25.239232][ T22] audit: type=1800 audit(1574275787.556:39): pid=6798 uid=0 auid=4294967295 ses=4294967295 subj=system_u:system_r:kernel_t:s0 op=collect_data cause=failed(directio) comm="startpar" name="rc.local" dev="sda1" ino=2432 res=0 [?25l[?1c7[1[ 25.262563][ T22] audit: type=1800 audit(1574275787.556:40): pid=6798 uid=0 auid=4294967295 ses=4294967295 subj=system_u:system_r:kernel_t:s0 op=collect_data cause=failed(directio) comm="startpar" name="rmnologin" dev="sda1" ino=2423 res=0 G[ ok 8[?25h[?0c. Debian GNU/Linux 7 syzkaller ttyS0 syzkaller login: [ 28.115097][ T22] audit: type=1400 audit(1574275790.436:41): avc: denied { map } for pid=6974 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 '10.128.1.30' (ECDSA) to the list of known hosts. [ 42.088384][ T22] audit: type=1400 audit(1574275804.406:42): avc: denied { map } for pid=6990 comm="syz-executor288" path="/root/syz-executor288260906" 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 [ 48.842818][ T7010] debugfs: Directory 'ptm2' with parent 'caif_serial' already present! [ 49.051872][ T7010] caif:cfcnfg_add_phy_layer(): Too many CAIF Link Layers (max 6) [ 49.110236][ T7042] caif:cfcnfg_add_phy_layer(): Too many CAIF Link Layers (max 6) [ 49.134936][ T7045] caif:cfcnfg_add_phy_layer(): Too many CAIF Link Layers (max 6) [ 49.163083][ T7043] caif:cfcnfg_add_phy_layer(): Too many CAIF Link Layers (max 6) [ 55.248950][ T6994] kmemleak: 4 new suspected memory leaks (see /sys/kernel/debug/kmemleak) BUG: memory leak unreferenced object 0xffff88811a462e80 (size 128): comm "syz-executor288", pid 7010, jiffies 4294942180 (age 17.300s) 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: [<000000002714e67e>] kmem_cache_alloc_trace+0x145/0x2c0 [<00000000915bf8cb>] cfserl_create+0x24/0x76 [<000000004db1f2cb>] caif_device_notify+0x347/0x3bc [<0000000086dc5891>] notifier_call_chain+0x66/0xb0 [<0000000045fb8e33>] raw_notifier_call_chain+0x2e/0x40 [<0000000037d7356c>] call_netdevice_notifiers_info+0x33/0x70 [<00000000ec0b1f01>] register_netdevice+0x445/0x610 [<00000000602c08ce>] ldisc_open+0x1de/0x330 [<00000000ad3145e8>] tty_ldisc_open.isra.0+0x40/0x70 [<000000000ea67349>] tty_set_ldisc+0x149/0x240 [<00000000a060b2b9>] tty_ioctl+0x366/0xa30 [<0000000048a547e9>] do_vfs_ioctl+0x62a/0x810 [<00000000bfaa585f>] ksys_ioctl+0x86/0xb0 [<000000005dc25c36>] __x64_sys_ioctl+0x1e/0x30 [<00000000bada9ee6>] do_syscall_64+0x73/0x1f0 [<000000000d7aaebb>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 BUG: memory leak unreferenced object 0xffff888123347b00 (size 128): comm "syz-executor288", pid 7042, jiffies 4294942186 (age 17.240s) 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: [<000000002714e67e>] kmem_cache_alloc_trace+0x145/0x2c0 [<00000000915bf8cb>] cfserl_create+0x24/0x76 [<000000004db1f2cb>] caif_device_notify+0x347/0x3bc [<0000000086dc5891>] notifier_call_chain+0x66/0xb0 [<0000000045fb8e33>] raw_notifier_call_chain+0x2e/0x40 [<0000000037d7356c>] call_netdevice_notifiers_info+0x33/0x70 [<00000000ec0b1f01>] register_netdevice+0x445/0x610 [<00000000602c08ce>] ldisc_open+0x1de/0x330 [<00000000ad3145e8>] tty_ldisc_open.isra.0+0x40/0x70 [<000000000ea67349>] tty_set_ldisc+0x149/0x240 [<00000000a060b2b9>] tty_ioctl+0x366/0xa30 [<0000000048a547e9>] do_vfs_ioctl+0x62a/0x810 [<00000000bfaa585f>] ksys_ioctl+0x86/0xb0 [<000000005dc25c36>] __x64_sys_ioctl+0x1e/0x30 [<00000000bada9ee6>] do_syscall_64+0x73/0x1f0 [<000000000d7aaebb>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 BUG: memory leak unreferenced object 0xffff888123347a80 (size 128): comm "syz-executor288", pid 7045, jiffies 4294942189 (age 17.210s) 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: [<000000002714e67e>] kmem_cache_alloc_trace+0x145/0x2c0 [<00000000915bf8cb>] cfserl_create+0x24/0x76 [<000000004db1f2cb>] caif_device_notify+0x347/0x3bc [<0000000086dc5891>] notifier_call_chain+0x66/0xb0 [<0000000045fb8e33>] raw_notifier_call_chain+0x2e/0x40 [<0000000037d7356c>] call_netdevice_notifiers_info+0x33/0x70 [<00000000ec0b1f01>] register_netdevice+0x445/0x610 [<00000000602c08ce>] ldisc_open+0x1de/0x330 [<00000000ad3145e8>] tty_ldisc_open.isra.0+0x40/0x70 [<000000000ea67349>] tty_set_ldisc+0x149/0x240 [<00000000a060b2b9>] tty_ioctl+0x366/0xa30 [<0000000048a547e9>] do_vfs_ioctl+0x62a/0x810 [<00000000bfaa585f>] ksys_ioctl+0x86/0xb0 [<000000005dc25c36>] __x64_sys_ioctl+0x1e/0x30 [<00000000bada9ee6>] do_syscall_64+0x73/0x1f0 [<000000000d7aaebb>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 BUG: memory leak unreferenced object 0xffff88811a462e80 (size 128): comm "syz-executor288", pid 7010, jiffies 4294942180 (age 18.270s) 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: [<000000002714e67e>] kmem_cache_alloc_trace+0x145/0x2c0 [<00000000915bf8cb>] cfserl_create+0x24/0x76 [<000000004db1f2cb>] caif_device_notify+0x347/0x3bc [<0000000086dc5891>] notifier_call_chain+0x66/0xb0 [<0000000045fb8e33>] raw_notifier_call_chain+0x2e/0x40 [<0000000037d7356c>] call_netdevice_notifiers_info+0x33/0x70 [<00000000ec0b1f01>] register_netdevice+0x445/0x610 [<00000000602c08ce>] ldisc_open+0x1de/0x330 [<00000000ad3145e8>] tty_ldisc_open.isra.0+0x40/0x70 [<000000000ea67349>] tty_set_ldisc+0x149/0x240 [<00000000a060b2b9>] tty_ioctl+0x366/0xa30 [<0000000048a547e9>] do_vfs_ioctl+0x62a/0x810 [<00000000bfaa585f>] ksys_ioctl+0x86/0xb0 [<000000005dc25c36>] __x64_sys_ioctl+0x1e/0x30 [<00000000bada9ee6>] do_syscall_64+0x73/0x1f0 [<000000000d7aaebb>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 BUG: memory leak unreferenced object 0xffff888123347b00 (size 128): comm "syz-executor288", pid 7042, jiffies 4294942186 (age 18.210s) 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: [<000000002714e67e>] kmem_cache_alloc_trace+0x145/0x2c0 [<00000000915bf8cb>] cfserl_create+0x24/0x76 [<000000004db1f2cb>] caif_device_notify+0x347/0x3bc [<0000000086dc5891>] notifier_call_chain+0x66/0xb0 [<0000000045fb8e33>] raw_notifier_call_chain+0x2e/0x40 [<0000000037d7356c>] call_netdevice_notifiers_info+0x33/0x70 [<00000000ec0b1f01>] register_netdevice+0x445/0x610 [<00000000602c08ce>] ldisc_open+0x1de/0x330 [<00000000ad3145e8>] tty_ldisc_open.isra.0+0x40/0x70 [<000000000ea67349>] tty_set_ldisc+0x149/0x240 [<00000000a060b2b9>] tty_ioctl+0x366/0xa30 [<0000000048a547e9>] do_vfs_ioctl+0x62a/0x810 [<00000000bfaa585f>] ksys_ioctl+0x86/0xb0 [<000000005dc25c36>] __x64_sys_ioctl+0x1e/0x30 [<00000000bada9ee6>] do_syscall_64+0x73/0x1f0 [<000000000d7aaebb>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 BUG: memory leak unreferenced object 0xffff888123347a80 (size 128): comm "syz-executor288", pid 7045, jiffies 4294942189 (age 18.180s) 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: [<000000002714e67e>] kmem_cache_alloc_trace+0x145/0x2c0 [<00000000915bf8cb>] cfserl_create+0x24/0x76 [<000000004db1f2cb>] caif_device_notify+0x347/0x3bc [<0000000086dc5891>] notifier_call_chain+0x66/0xb0 [<0000000045fb8e33>] raw_notifier_call_chain+0x2e/0x40 [<0000000037d7356c>] call_netdevice_notifiers_info+0x33/0x70 [<00000000ec0b1f01>] register_netdevice+0x445/0x610 [<00000000602c08ce>] ldisc_open+0x1de/0x330 [<00000000ad3145e8>] tty_ldisc_open.isra.0+0x40/0x70 [<000000000ea67349>] tty_set_ldisc+0x149/0x240 [<00000000a060b2b9>] tty_ioctl+0x366/0xa30 [<0000000048a547e9>] do_vfs_ioctl+0x62a/0x810 [<00000000bfaa585f>] ksys_ioctl+0x86/0xb0 [<000000005dc25c36>] __x64_sys_ioctl+0x1e/0x30 [<00000000bada9ee6>] do_syscall_64+0x73/0x1f0 [<000000000d7aaebb>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 BUG: memory leak unreferenced object 0xffff88811a462e80 (size 128): comm "syz-executor288", pid 7010, jiffies 4294942180 (age 19.180s) 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: [<000000002714e67e>] kmem_cache_alloc_trace+0x145/0x2c0 [<00000000915bf8cb>] cfserl_create+0x24/0x76 [<000000004db1f2cb>] caif_device_notify+0x347/0x3bc [<0000000086dc5891>] notifier_call_chain+0x66/0xb0 [<0000000045fb8e33>] raw_notifier_call_chain+0x2e/0x40 [<0000000037d7356c>] call_netdevice_notifiers_info+0x33/0x70 [<00000000ec0b1f01>] register_netdevice+0x445/0x610 [<00000000602c08ce>] ldisc_open+0x1de/0x330 [<00000000ad3145e8>] tty_ldisc_open.isra.0+0x40/0x70 [<000000000ea67349>] tty_set_ldisc+0x149/0x240 [<00000000a060b2b9>] tty_ioctl+0x366/0xa30 [<0000000048a547e9>] do_vfs_ioctl+0x62a/0x810 [<00000000bfaa585f>] ksys_ioctl+0x86/0xb0 [<000000005dc25c36>] __x64_sys_ioctl+0x1e/0x30 [<00000000bada9ee6>] do_syscall_64+0x73/0x1f0 [<000000000d7aaebb>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 BUG: memory leak unreferenced object 0xffff888123347b00 (size 128): comm "syz-executor288", pid 7042, jiffies 4294942186 (age 19.120s) 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: [<000000002714e67e>] kmem_cache_alloc_trace+0x145/0x2c0 [<00000000915bf8cb>] cfserl_create+0x24/0x76 [<000000004db1f2cb>] caif_device_notify+0x347/0x3bc [<0000000086dc5891>] notifier_call_chain+0x66/0xb0 [<0000000045fb8e33>] raw_notifier_call_chain+0x2e/0x40 [<0000000037d7356c>] call_netdevice_notifiers_info+0x33/0x70 [<00000000ec0b1f01>] register_netdevice+0x445/0x610 [<00000000602c08ce>] ldisc_open+0x1de/0x330 [<00000000ad3145e8>] tty_ldisc_open.isra.0+0x40/0x70 [<000000000ea67349>] tty_set_ldisc+0x149/0x240 [<00000000a060b2b9>] tty_ioctl+0x366/0xa30 [<0000000048a547e9>] do_vfs_ioctl+0x62a/0x810 [<00000000bfaa585f>] ksys_ioctl+0x86/0xb0 [<000000005dc25c36>] __x64_sys_ioctl+0x1e/0x30 [<00000000bada9ee6>] do_syscall_64+0x73/0x1f0 [<000000000d7aaebb>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 BUG: memory leak unreferenced object 0xffff888123347a80 (size 128): comm "syz-executor288", pid 7045, jiffies 4294942189 (age 19.090s) 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: [<000000002714e67e>] kmem_cache_alloc_trace+0x145/0x2c0 [<00000000915bf8cb>] cfserl_create+0x24/0x76 [<000000004db1f2cb>] caif_device_notify+0x347/0x3bc [<0000000086dc5891>] notifier_call_chain+0x66/0xb0 [<0000000045fb8e33>] raw_notifier_call_chain+0x2e/0x40 [<0000000037d7356c>] call_netdevice_notifiers_info+0x33/0x70 [<00000000ec0b1f01>] register_netdevice+0x445/0x610 [<00000000602c08ce>] ldisc_open+0x1de/0x330 [<00000000ad3145e8>] tty_ldisc_open.isra.0+0x40/0x70 [<000000000ea67349>] tty_set_ldisc+0x149/0x240 [<00000000a060b2b9>] tty_ioctl+0x366/0xa30 [<0000000048a547e9>] do_vfs_ioctl+0x62a/0x810 [<00000000bfaa585f>] ksys_ioctl+0x86/0xb0 [<000000005dc25c36>] __x64_sys_ioctl+0x1e/0x30 [<00000000bada9ee6>] do_syscall_64+0x73/0x1f0 [<000000000d7aaebb>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 BUG: memory leak unreferenced object 0xffff88811a462e80 (size 128): comm "syz-executor288", pid 7010, jiffies 4294942180 (age 19.230s) 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: [<000000002714e67e>] kmem_cache_alloc_trace+0x145/0x2c0 [<00000000915bf8cb>] cfserl_create+0x24/0x76 [<000000004db1f2cb>] caif_device_notify+0x347/0x3bc [<0000000086dc5891>] notifier_call_chain+0x66/0xb0 [<0000000045fb8e33>] raw_notifier_call_chain+0x2e/0x40 [<0000000037d7356c>] call_netdevice_notifiers_info+0x33/0x70 [<00000000ec0b1f01>] register_netdevice+0x445/0x610 [<00000000602c08ce>] ldisc_open+0x1de/0x330 [<00000000ad3145e8>] tty_ldisc_open.isra.0+0x40/0x70 [<000000000ea67349>] tty_set_ldisc+0x149/0x240 [<00000000a060b2b9>] tty_ioctl+0x366/0xa30 [<0000000048a547e9>] do_vfs_ioctl+0x62a/0x810 [<00000000bfaa585f>] ksys_ioctl+0x86/0xb0 [<000000005dc25c36>] __x64_sys_ioctl+0x1e/0x30 [<00000000bada9ee6>] do_syscall_64+0x73/0x1f0 [<000000000d7aaebb>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 BUG: memory leak unreferenced object 0xffff888123347b00 (size 128): comm "syz-executor288", pid 7042, jiffies 4294942186 (age 19.170s) 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: [<000000002714e67e>] kmem_cache_alloc_trace+0x145/0x2c0 [<00000000915bf8cb>] cfserl_create+0x24/0x76 [<000000004db1f2cb>] caif_device_notify+0x347/0x3bc [<0000000086dc5891>] notifier_call_chain+0x66/0xb0 [<0000000045fb8e33>] raw_notifier_call_chain+0x2e/0x40 [<0000000037d7356c>] call_netdevice_notifiers_info+0x33/0x70 [<00000000ec0b1f01>] register_netdevice+0x445/0x610 [<00000000602c08ce>] ldisc_open+0x1de/0x330 [<00000000ad3145e8>] tty_ldisc_open.isra.0+0x40/0x70 [<000000000ea67349>] tty_set_ldisc+0x149/0x240 [<00000000a060b2b9>] tty_ioctl+0x366/0xa30 [<0000000048a547e9>] do_vfs_ioctl+0x62a/0x810 [<00000000bfaa585f>] ksys_ioctl+0x86/0xb0 [<000000005dc25c36>] __x64_sys_ioctl+0x1e/0x30 [<00000000bada9ee6>] do_syscall_64+0x73/0x1f0 [<000000000d7aaebb>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 BUG: memory leak unreferenced object 0xffff888123347a80 (size 128): comm "syz-executor288", pid 7045, jiffies 4294942189 (age 19.140s) 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: [<000000002714e67e>] kmem_cache_alloc_trace+0x145/0x2c0 [<00000000915bf8cb>] cfserl_create+0x24/0x76 [<000000004db1f2cb>] caif_device_notify+0x347/0x3bc [<0000000086dc5891>] notifier_call_chain+0x66/0xb0 [<0000000045fb8e33>] raw_notifier_call_chain+0x2e/0x40 [<0000000037d7356c>] call_netdevice_notifiers_info+0x33/0x70 [<00000000ec0b1f01>] register_netdevice+0x445/0x610 [<00000000602c08ce>] ldisc_open+0x1de/0x330 [<00000000ad3145e8>] tty_ldisc_open.isra.0+0x40/0x70 [<000000000ea67349>] tty_set_ldisc+0x149/0x240 [<00000000a060b2b9>] tty_ioctl+0x366/0xa30 [<0000000048a547e9>] do_vfs_ioctl+0x62a/0x810 [<00000000bfaa585f>] ksys_ioctl+0x86/0xb0 [<000000005dc25c36>] __x64_sys_ioctl+0x1e/0x30 [<00000000bada9ee6>] do_syscall_64+0x73/0x1f0 [<000000000d7aaebb>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 BUG: memory leak unreferenced object 0xffff88811a462e80 (size 128): comm "syz-executor288", pid 7010, jiffies 4294942180 (age 20.140s) 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: [<000000002714e67e>] kmem_cache_alloc_trace+0x145/0x2c0 [<00000000915bf8cb>] cfserl_create+0x24/0x76 [<000000004db1f2cb>] caif_device_notify+0x347/0x3bc [<0000000086dc5891>] notifier_call_chain+0x66/0xb0 [<0000000045fb8e33>] raw_notifier_call_chain+0x2e/0x40 [<0000000037d7356c>] call_netdevice_notifiers_info+0x33/0x70 [<00000000ec0b1f01>] register_netdevice+0x445/0x610 [<00000000602c08ce>] ldisc_open+0x1de/0x330 [<00000000ad3145e8>] tty_ldisc_open.isra.0+0x40/0x70 [<000000000ea67349>] tty_set_ldisc+0x149/0x240 [<00000000a060b2b9>] tty_ioctl+0x366/0xa30 [<0000000048a547e9>] do_vfs_ioctl+0x62a/0x810 [<00000000bfaa585f>] ksys_ioctl+0x86/0xb0 [<000000005dc25c36>] __x64_sys_ioctl+0x1e/0x30 [<00000000bada9ee6>] do_syscall_64+0x73/0x1f0 [<000000000d7aaebb>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 BUG: memory leak unreferenced object 0xffff888123347b00 (size 128): comm "syz-executor288", pid 7042, jiffies 4294942186 (age 20.080s) 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: [<000000002714e67e>] kmem_cache_alloc_trace+0x145/0x2c0 [<00000000915bf8cb>] cfserl_create+0x24/0x76 [<000000004db1f2cb>] caif_device_notify+0x347/0x3bc [<0000000086dc5891>] notifier_call_chain+0x66/0xb0 [<0000000045fb8e33>] raw_notifier_call_chain+0x2e/0x40 [<0000000037d7356c>] call_netdevice_notifiers_info+0x33/0x70 [<00000000ec0b1f01>] register_netdevice+0x445/0x610 [<00000000602c08ce>] ldisc_open+0x1de/0x330 [<00000000ad3145e8>] tty_ldisc_open.isra.0+0x40/0x70 [<000000000ea67349>] tty_set_ldisc+0x149/0x240 [<00000000a060b2b9>] tty_ioctl+0x366/0xa30 [<0000000048a547e9>] do_vfs_ioctl+0x62a/0x810 [<00000000bfaa585f>] ksys_ioctl+0x86/0xb0 [<000000005dc25c36>] __x64_sys_ioctl+0x1e/0x30 [<00000000bada9ee6>] do_syscall_64+0x73/0x1f0 [<000000000d7aaebb>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 BUG: memory leak unreferenced object 0xffff888123347a80 (size 128): comm "syz-executor288", pid 7045, jiffies 4294942189 (age 20.050s) 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: [<000000002714e67e>] kmem_cache_alloc_trace+0x145/0x2c0 [<00000000915bf8cb>] cfserl_create+0x24/0x76 [<000000004db1f2cb>] caif_device_notify+0x347/0x3bc [<0000000086dc5891>] notifier_call_chain+0x66/0xb0 [<0000000045fb8e33>] raw_notifier_call_chain+0x2e/0x40 [<0000000037d7356c>] call_netdevice_notifiers_info+0x33/0x70 [<00000000ec0b1f01>] register_netdevice+0x445/0x610 [<00000000602c08ce>] ldisc_open+0x1de/0x330 [<00000000ad3145e8>] tty_ldisc_open.isra.0+0x40/0x70 [<000000000ea67349>] tty_set_ldisc+0x149/0x240 [<00000000a060b2b9>] tty_ioctl+0x366/0xa30 [<0000000048a547e9>] do_vfs_ioctl+0x62a/0x810 [<00000000bfaa585f>] ksys_ioctl+0x86/0xb0 [<000000005dc25c36>] __x64_sys_ioctl+0x1e/0x30 [<00000000bada9ee6>] do_syscall_64+0x73/0x1f0 [<000000000d7aaebb>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 executing program executing program executing program [ 73.385180][ T7192] debugfs: Directory 'ptm0' with parent 'caif_serial' already present!