BUG: memory leak unreferenced object 0xffff888124dc8d00 (size 128): comm "syz-executor139", pid 6791, jiffies 4294944919 (age 18.460s) 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: [<000000009afa6376>] kmemleak_alloc_recursive include/linux/kmemleak.h:43 [inline] [<000000009afa6376>] slab_post_alloc_hook mm/slab.h:522 [inline] [<000000009afa6376>] slab_alloc mm/slab.c:3319 [inline] [<000000009afa6376>] kmem_cache_alloc_trace+0x145/0x2c0 mm/slab.c:3548 [<0000000083c76cb3>] kmalloc include/linux/slab.h:552 [inline] [<0000000083c76cb3>] kzalloc include/linux/slab.h:748 [inline] [<0000000083c76cb3>] cfserl_create+0x24/0x76 net/caif/cfserl.c:36 [<00000000f4290947>] caif_device_notify+0x347/0x3bc net/caif/caif_dev.c:388 [<000000005b5be7cc>] notifier_call_chain+0x66/0xb0 kernel/notifier.c:95 [<0000000080706250>] __raw_notifier_call_chain kernel/notifier.c:396 [inline] [<0000000080706250>] raw_notifier_call_chain+0x2e/0x40 kernel/notifier.c:403 [<0000000083b56d88>] call_netdevice_notifiers_info+0x33/0x70 net/core/dev.c:1749 [<00000000ea0c0dbf>] call_netdevice_notifiers_extack net/core/dev.c:1761 [inline] [<00000000ea0c0dbf>] call_netdevice_notifiers net/core/dev.c:1775 [inline] [<00000000ea0c0dbf>] register_netdevice+0x445/0x610 net/core/dev.c:8810 [<00000000c9ce3927>] ldisc_open+0x1de/0x330 drivers/net/caif/caif_serial.c:353 [<00000000b9b32ded>] tty_ldisc_open.isra.0+0x44/0x70 drivers/tty/tty_ldisc.c:469 [<000000008ea32485>] tty_set_ldisc+0x149/0x240 drivers/tty/tty_ldisc.c:596 [<00000000745f8dd6>] tiocsetd drivers/tty/tty_io.c:2334 [inline] [<00000000745f8dd6>] tty_ioctl+0x366/0xa30 drivers/tty/tty_io.c:2594 [<0000000072cc71b0>] vfs_ioctl fs/ioctl.c:46 [inline] [<0000000072cc71b0>] file_ioctl fs/ioctl.c:509 [inline] [<0000000072cc71b0>] do_vfs_ioctl+0x62a/0x810 fs/ioctl.c:696 [<000000000137f2bf>] ksys_ioctl+0x86/0xb0 fs/ioctl.c:713 [<000000006bcd43fd>] __do_sys_ioctl fs/ioctl.c:720 [inline] [<000000006bcd43fd>] __se_sys_ioctl fs/ioctl.c:718 [inline] [<000000006bcd43fd>] __x64_sys_ioctl+0x1e/0x30 fs/ioctl.c:718 [<00000000c809fb07>] do_syscall_64+0x73/0x1f0 arch/x86/entry/common.c:290 [<0000000047b7b217>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 BUG: memory leak unreferenced object 0xffff888124dc8d00 (size 128): comm "syz-executor139", pid 6791, jiffies 4294944919 (age 18.530s) 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: [<000000009afa6376>] kmemleak_alloc_recursive include/linux/kmemleak.h:43 [inline] [<000000009afa6376>] slab_post_alloc_hook mm/slab.h:522 [inline] [<000000009afa6376>] slab_alloc mm/slab.c:3319 [inline] [<000000009afa6376>] kmem_cache_alloc_trace+0x145/0x2c0 mm/slab.c:3548 [<0000000083c76cb3>] kmalloc include/linux/slab.h:552 [inline] [<0000000083c76cb3>] kzalloc include/linux/slab.h:748 [inline] [<0000000083c76cb3>] cfserl_create+0x24/0x76 net/caif/cfserl.c:36 [<00000000f4290947>] caif_device_notify+0x347/0x3bc net/caif/caif_dev.c:388 [<000000005b5be7cc>] notifier_call_chain+0x66/0xb0 kernel/notifier.c:95 [<0000000080706250>] __raw_notifier_call_chain kernel/notifier.c:396 [inline] [<0000000080706250>] raw_notifier_call_chain+0x2e/0x40 kernel/notifier.c:403 [<0000000083b56d88>] call_netdevice_notifiers_info+0x33/0x70 net/core/dev.c:1749 [<00000000ea0c0dbf>] call_netdevice_notifiers_extack net/core/dev.c:1761 [inline] [<00000000ea0c0dbf>] call_netdevice_notifiers net/core/dev.c:1775 [inline] [<00000000ea0c0dbf>] register_netdevice+0x445/0x610 net/core/dev.c:8810 [<00000000c9ce3927>] ldisc_open+0x1de/0x330 drivers/net/caif/caif_serial.c:353 [<00000000b9b32ded>] tty_ldisc_open.isra.0+0x44/0x70 drivers/tty/tty_ldisc.c:469 [<000000008ea32485>] tty_set_ldisc+0x149/0x240 drivers/tty/tty_ldisc.c:596 [<00000000745f8dd6>] tiocsetd drivers/tty/tty_io.c:2334 [inline] [<00000000745f8dd6>] tty_ioctl+0x366/0xa30 drivers/tty/tty_io.c:2594 [<0000000072cc71b0>] vfs_ioctl fs/ioctl.c:46 [inline] [<0000000072cc71b0>] file_ioctl fs/ioctl.c:509 [inline] [<0000000072cc71b0>] do_vfs_ioctl+0x62a/0x810 fs/ioctl.c:696 [<000000000137f2bf>] ksys_ioctl+0x86/0xb0 fs/ioctl.c:713 [<000000006bcd43fd>] __do_sys_ioctl fs/ioctl.c:720 [inline] [<000000006bcd43fd>] __se_sys_ioctl fs/ioctl.c:718 [inline] [<000000006bcd43fd>] __x64_sys_ioctl+0x1e/0x30 fs/ioctl.c:718 [<00000000c809fb07>] do_syscall_64+0x73/0x1f0 arch/x86/entry/common.c:290 [<0000000047b7b217>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 BUG: memory leak unreferenced object 0xffff888124dc8d00 (size 128): comm "syz-executor139", pid 6791, jiffies 4294944919 (age 19.430s) 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: [<000000009afa6376>] kmemleak_alloc_recursive include/linux/kmemleak.h:43 [inline] [<000000009afa6376>] slab_post_alloc_hook mm/slab.h:522 [inline] [<000000009afa6376>] slab_alloc mm/slab.c:3319 [inline] [<000000009afa6376>] kmem_cache_alloc_trace+0x145/0x2c0 mm/slab.c:3548 [<0000000083c76cb3>] kmalloc include/linux/slab.h:552 [inline] [<0000000083c76cb3>] kzalloc include/linux/slab.h:748 [inline] [<0000000083c76cb3>] cfserl_create+0x24/0x76 net/caif/cfserl.c:36 [<00000000f4290947>] caif_device_notify+0x347/0x3bc net/caif/caif_dev.c:388 [<000000005b5be7cc>] notifier_call_chain+0x66/0xb0 kernel/notifier.c:95 [<0000000080706250>] __raw_notifier_call_chain kernel/notifier.c:396 [inline] [<0000000080706250>] raw_notifier_call_chain+0x2e/0x40 kernel/notifier.c:403 [<0000000083b56d88>] call_netdevice_notifiers_info+0x33/0x70 net/core/dev.c:1749 [<00000000ea0c0dbf>] call_netdevice_notifiers_extack net/core/dev.c:1761 [inline] [<00000000ea0c0dbf>] call_netdevice_notifiers net/core/dev.c:1775 [inline] [<00000000ea0c0dbf>] register_netdevice+0x445/0x610 net/core/dev.c:8810 [<00000000c9ce3927>] ldisc_open+0x1de/0x330 drivers/net/caif/caif_serial.c:353 [<00000000b9b32ded>] tty_ldisc_open.isra.0+0x44/0x70 drivers/tty/tty_ldisc.c:469 [<000000008ea32485>] tty_set_ldisc+0x149/0x240 drivers/tty/tty_ldisc.c:596 [<00000000745f8dd6>] tiocsetd drivers/tty/tty_io.c:2334 [inline] [<00000000745f8dd6>] tty_ioctl+0x366/0xa30 drivers/tty/tty_io.c:2594 [<0000000072cc71b0>] vfs_ioctl fs/ioctl.c:46 [inline] [<0000000072cc71b0>] file_ioctl fs/ioctl.c:509 [inline] [<0000000072cc71b0>] do_vfs_ioctl+0x62a/0x810 fs/ioctl.c:696 [<000000000137f2bf>] ksys_ioctl+0x86/0xb0 fs/ioctl.c:713 [<000000006bcd43fd>] __do_sys_ioctl fs/ioctl.c:720 [inline] [<000000006bcd43fd>] __se_sys_ioctl fs/ioctl.c:718 [inline] [<000000006bcd43fd>] __x64_sys_ioctl+0x1e/0x30 fs/ioctl.c:718 [<00000000c809fb07>] do_syscall_64+0x73/0x1f0 arch/x86/entry/common.c:290 [<0000000047b7b217>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 BUG: memory leak unreferenced object 0xffff888124dc8d00 (size 128): comm "syz-executor139", pid 6791, jiffies 4294944919 (age 19.480s) 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: [<000000009afa6376>] kmemleak_alloc_recursive include/linux/kmemleak.h:43 [inline] [<000000009afa6376>] slab_post_alloc_hook mm/slab.h:522 [inline] [<000000009afa6376>] slab_alloc mm/slab.c:3319 [inline] [<000000009afa6376>] kmem_cache_alloc_trace+0x145/0x2c0 mm/slab.c:3548 [<0000000083c76cb3>] kmalloc include/linux/slab.h:552 [inline] [<0000000083c76cb3>] kzalloc include/linux/slab.h:748 [inline] [<0000000083c76cb3>] cfserl_create+0x24/0x76 net/caif/cfserl.c:36 [<00000000f4290947>] caif_device_notify+0x347/0x3bc net/caif/caif_dev.c:388 [<000000005b5be7cc>] notifier_call_chain+0x66/0xb0 kernel/notifier.c:95 [<0000000080706250>] __raw_notifier_call_chain kernel/notifier.c:396 [inline] [<0000000080706250>] raw_notifier_call_chain+0x2e/0x40 kernel/notifier.c:403 [<0000000083b56d88>] call_netdevice_notifiers_info+0x33/0x70 net/core/dev.c:1749 [<00000000ea0c0dbf>] call_netdevice_notifiers_extack net/core/dev.c:1761 [inline] [<00000000ea0c0dbf>] call_netdevice_notifiers net/core/dev.c:1775 [inline] [<00000000ea0c0dbf>] register_netdevice+0x445/0x610 net/core/dev.c:8810 [<00000000c9ce3927>] ldisc_open+0x1de/0x330 drivers/net/caif/caif_serial.c:353 [<00000000b9b32ded>] tty_ldisc_open.isra.0+0x44/0x70 drivers/tty/tty_ldisc.c:469 [<000000008ea32485>] tty_set_ldisc+0x149/0x240 drivers/tty/tty_ldisc.c:596 [<00000000745f8dd6>] tiocsetd drivers/tty/tty_io.c:2334 [inline] [<00000000745f8dd6>] tty_ioctl+0x366/0xa30 drivers/tty/tty_io.c:2594 [<0000000072cc71b0>] vfs_ioctl fs/ioctl.c:46 [inline] [<0000000072cc71b0>] file_ioctl fs/ioctl.c:509 [inline] [<0000000072cc71b0>] do_vfs_ioctl+0x62a/0x810 fs/ioctl.c:696 [<000000000137f2bf>] ksys_ioctl+0x86/0xb0 fs/ioctl.c:713 [<000000006bcd43fd>] __do_sys_ioctl fs/ioctl.c:720 [inline] [<000000006bcd43fd>] __se_sys_ioctl fs/ioctl.c:718 [inline] [<000000006bcd43fd>] __x64_sys_ioctl+0x1e/0x30 fs/ioctl.c:718 [<00000000c809fb07>] do_syscall_64+0x73/0x1f0 arch/x86/entry/common.c:290 [<0000000047b7b217>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 BUG: memory leak unreferenced object 0xffff888124dc8d00 (size 128): comm "syz-executor139", pid 6791, jiffies 4294944919 (age 20.410s) 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: [<000000009afa6376>] kmemleak_alloc_recursive include/linux/kmemleak.h:43 [inline] [<000000009afa6376>] slab_post_alloc_hook mm/slab.h:522 [inline] [<000000009afa6376>] slab_alloc mm/slab.c:3319 [inline] [<000000009afa6376>] kmem_cache_alloc_trace+0x145/0x2c0 mm/slab.c:3548 [<0000000083c76cb3>] kmalloc include/linux/slab.h:552 [inline] [<0000000083c76cb3>] kzalloc include/linux/slab.h:748 [inline] [<0000000083c76cb3>] cfserl_create+0x24/0x76 net/caif/cfserl.c:36 [<00000000f4290947>] caif_device_notify+0x347/0x3bc net/caif/caif_dev.c:388 [<000000005b5be7cc>] notifier_call_chain+0x66/0xb0 kernel/notifier.c:95 [<0000000080706250>] __raw_notifier_call_chain kernel/notifier.c:396 [inline] [<0000000080706250>] raw_notifier_call_chain+0x2e/0x40 kernel/notifier.c:403 [<0000000083b56d88>] call_netdevice_notifiers_info+0x33/0x70 net/core/dev.c:1749 [<00000000ea0c0dbf>] call_netdevice_notifiers_extack net/core/dev.c:1761 [inline] [<00000000ea0c0dbf>] call_netdevice_notifiers net/core/dev.c:1775 [inline] [<00000000ea0c0dbf>] register_netdevice+0x445/0x610 net/core/dev.c:8810 [<00000000c9ce3927>] ldisc_open+0x1de/0x330 drivers/net/caif/caif_serial.c:353 [<00000000b9b32ded>] tty_ldisc_open.isra.0+0x44/0x70 drivers/tty/tty_ldisc.c:469 [<000000008ea32485>] tty_set_ldisc+0x149/0x240 drivers/tty/tty_ldisc.c:596 [<00000000745f8dd6>] tiocsetd drivers/tty/tty_io.c:2334 [inline] [<00000000745f8dd6>] tty_ioctl+0x366/0xa30 drivers/tty/tty_io.c:2594 [<0000000072cc71b0>] vfs_ioctl fs/ioctl.c:46 [inline] [<0000000072cc71b0>] file_ioctl fs/ioctl.c:509 [inline] [<0000000072cc71b0>] do_vfs_ioctl+0x62a/0x810 fs/ioctl.c:696 [<000000000137f2bf>] ksys_ioctl+0x86/0xb0 fs/ioctl.c:713 [<000000006bcd43fd>] __do_sys_ioctl fs/ioctl.c:720 [inline] [<000000006bcd43fd>] __se_sys_ioctl fs/ioctl.c:718 [inline] [<000000006bcd43fd>] __x64_sys_ioctl+0x1e/0x30 fs/ioctl.c:718 [<00000000c809fb07>] do_syscall_64+0x73/0x1f0 arch/x86/entry/common.c:290 [<0000000047b7b217>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 BUG: memory leak unreferenced object 0xffff888124dc8d00 (size 128): comm "syz-executor139", pid 6791, jiffies 4294944919 (age 21.310s) 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: [<000000009afa6376>] kmemleak_alloc_recursive include/linux/kmemleak.h:43 [inline] [<000000009afa6376>] slab_post_alloc_hook mm/slab.h:522 [inline] [<000000009afa6376>] slab_alloc mm/slab.c:3319 [inline] [<000000009afa6376>] kmem_cache_alloc_trace+0x145/0x2c0 mm/slab.c:3548 [<0000000083c76cb3>] kmalloc include/linux/slab.h:552 [inline] [<0000000083c76cb3>] kzalloc include/linux/slab.h:748 [inline] [<0000000083c76cb3>] cfserl_create+0x24/0x76 net/caif/cfserl.c:36 [<00000000f4290947>] caif_device_notify+0x347/0x3bc net/caif/caif_dev.c:388 [<000000005b5be7cc>] notifier_call_chain+0x66/0xb0 kernel/notifier.c:95 [<0000000080706250>] __raw_notifier_call_chain kernel/notifier.c:396 [inline] [<0000000080706250>] raw_notifier_call_chain+0x2e/0x40 kernel/notifier.c:403 [<0000000083b56d88>] call_netdevice_notifiers_info+0x33/0x70 net/core/dev.c:1749 [<00000000ea0c0dbf>] call_netdevice_notifiers_extack net/core/dev.c:1761 [inline] [<00000000ea0c0dbf>] call_netdevice_notifiers net/core/dev.c:1775 [inline] [<00000000ea0c0dbf>] register_netdevice+0x445/0x610 net/core/dev.c:8810 [<00000000c9ce3927>] ldisc_open+0x1de/0x330 drivers/net/caif/caif_serial.c:353 [<00000000b9b32ded>] tty_ldisc_open.isra.0+0x44/0x70 drivers/tty/tty_ldisc.c:469 [<000000008ea32485>] tty_set_ldisc+0x149/0x240 drivers/tty/tty_ldisc.c:596 [<00000000745f8dd6>] tiocsetd drivers/tty/tty_io.c:2334 [inline] [<00000000745f8dd6>] tty_ioctl+0x366/0xa30 drivers/tty/tty_io.c:2594 [<0000000072cc71b0>] vfs_ioctl fs/ioctl.c:46 [inline] [<0000000072cc71b0>] file_ioctl fs/ioctl.c:509 [inline] [<0000000072cc71b0>] do_vfs_ioctl+0x62a/0x810 fs/ioctl.c:696 [<000000000137f2bf>] ksys_ioctl+0x86/0xb0 fs/ioctl.c:713 [<000000006bcd43fd>] __do_sys_ioctl fs/ioctl.c:720 [inline] [<000000006bcd43fd>] __se_sys_ioctl fs/ioctl.c:718 [inline] [<000000006bcd43fd>] __x64_sys_ioctl+0x1e/0x30 fs/ioctl.c:718 [<00000000c809fb07>] do_syscall_64+0x73/0x1f0 arch/x86/entry/common.c:290 [<0000000047b7b217>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 executing program executing program