2025/10/12 17:22:26 executed programs: 1
BUG: memory leak
unreferenced object 0xffff888109d77800 (size 1024):
  comm "syz-executor.0", pid 6102, jiffies 4294945033
  hex dump (first 32 bytes):
    00 a0 18 42 81 88 ff ff 00 00 00 00 00 00 00 00  ...B............
    00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
  backtrace (crc 19016c24):
    kmemleak_alloc_recursive include/linux/kmemleak.h:44 [inline]
    slab_post_alloc_hook mm/slub.c:4960 [inline]
    slab_alloc_node mm/slub.c:5265 [inline]
    __kmalloc_cache_noprof+0x3a6/0x5b0 mm/slub.c:5743
    kmalloc_noprof include/linux/slab.h:957 [inline]
    kzalloc_noprof include/linux/slab.h:1094 [inline]
    gsm_dlci_alloc+0x27/0x1f0 drivers/tty/n_gsm.c:2649
    gsm_activate_mux+0x1c/0x1d0 drivers/tty/n_gsm.c:3190
    gsm_config_ext drivers/tty/n_gsm.c:3495 [inline]
    gsmld_ioctl+0x6ce/0xa00 drivers/tty/n_gsm.c:3859
    tty_ioctl+0x410/0xd70 drivers/tty/tty_io.c:2801
    vfs_ioctl fs/ioctl.c:51 [inline]
    __do_sys_ioctl fs/ioctl.c:597 [inline]
    __se_sys_ioctl fs/ioctl.c:583 [inline]
    __x64_sys_ioctl+0xf4/0x140 fs/ioctl.c:583
    do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
    do_syscall_64+0xa4/0xfa0 arch/x86/entry/syscall_64.c:94
    entry_SYSCALL_64_after_hwframe+0x77/0x7f

BUG: memory leak
unreferenced object 0xffff88810390c000 (size 4096):
  comm "syz-executor.0", pid 6102, jiffies 4294945033
  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 (crc 0):
    kmemleak_alloc_recursive include/linux/kmemleak.h:44 [inline]
    slab_post_alloc_hook mm/slub.c:4960 [inline]
    slab_alloc_node mm/slub.c:5265 [inline]
    __do_kmalloc_node mm/slub.c:5626 [inline]
    __kmalloc_noprof+0x3e3/0x6b0 mm/slub.c:5639
    kmalloc_noprof include/linux/slab.h:961 [inline]
    kmalloc_array_noprof include/linux/slab.h:1003 [inline]
    __kfifo_alloc+0x89/0xf0 lib/kfifo.c:44
    gsm_dlci_alloc+0x71/0x1f0 drivers/tty/n_gsm.c:2654
    gsm_activate_mux+0x1c/0x1d0 drivers/tty/n_gsm.c:3190
    gsm_config_ext drivers/tty/n_gsm.c:3495 [inline]
    gsmld_ioctl+0x6ce/0xa00 drivers/tty/n_gsm.c:3859
    tty_ioctl+0x410/0xd70 drivers/tty/tty_io.c:2801
    vfs_ioctl fs/ioctl.c:51 [inline]
    __do_sys_ioctl fs/ioctl.c:597 [inline]
    __se_sys_ioctl fs/ioctl.c:583 [inline]
    __x64_sys_ioctl+0xf4/0x140 fs/ioctl.c:583
    do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
    do_syscall_64+0xa4/0xfa0 arch/x86/entry/syscall_64.c:94
    entry_SYSCALL_64_after_hwframe+0x77/0x7f