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charset="UTF-8" Hello, syzbot has tested the proposed patch but the reproducer is still triggering an issue: memory leak in device_set_deferred_probe_reason BUG: memory leak unreferenced object 0xffff8881302f1480 (size 64): comm "syz.0.151", pid 7328, jiffies 4294963881 hex dump (first 32 bytes): 67 61 64 67 65 74 3a 20 44 65 76 69 63 65 20 6e gadget: Device n 6f 74 20 72 65 61 64 79 20 74 6f 20 70 72 6f 62 ot ready to prob backtrace (crc 2d586e63): kmemleak_alloc_recursive include/linux/kmemleak.h:44 [inline] slab_post_alloc_hook mm/slub.c:4597 [inline] slab_alloc_node mm/slub.c:4917 [inline] __do_kmalloc_node mm/slub.c:5333 [inline] __kmalloc_node_track_caller_noprof+0x3d3/0x570 mm/slub.c:5471 kvasprintf+0x6e/0xf0 lib/kasprintf.c:25 kasprintf+0x6b/0x90 lib/kasprintf.c:59 device_set_deferred_probe_reason+0x41/0x70 drivers/base/dd.c:235 __dev_probe_failed+0xae/0xc0 drivers/base/core.c:5092 dev_err_probe+0x73/0xa0 drivers/base/core.c:5152 __driver_probe_device+0x185/0x1a0 drivers/base/dd.c:846 driver_probe_device+0x28/0xf0 drivers/base/dd.c:898 __driver_attach drivers/base/dd.c:1292 [inline] __driver_attach+0x10a/0x200 drivers/base/dd.c:1232 bus_for_each_dev+0xb8/0x120 drivers/base/bus.c:383 bus_add_driver+0x122/0x280 drivers/base/bus.c:763 driver_register+0xb1/0x140 drivers/base/driver.c:174 usb_gadget_register_driver_owner+0x69/0xe0 drivers/usb/gadget/udc/core.c:1752 raw_ioctl_run drivers/usb/gadget/legacy/raw_gadget.c:598 [inline] raw_ioctl+0xad7/0x10c0 drivers/usb/gadget/legacy/raw_gadget.c:1309 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+0xf8/0x610 arch/x86/entry/syscall_64.c:94 connection error: failed to recv *flatrpc.ExecutorMessageRawT: EOF Tested on: commit: 2f1baf1f Merge tag 'trace-v7.2-rc7' of git://git.kerne.. git tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git console output: https://syzkaller.appspot.com/x/log.txt?x=17658a25580000 kernel config: https://syzkaller.appspot.com/x/.config?x=6843f8fd2336602d dashboard link: https://syzkaller.appspot.com/bug?extid=d83b3c49738aea97c0e5 compiler: gcc (Debian 14.2.0-19) 14.2.0, GNU ld (GNU Binutils for Debian) 2.44 patch: https://syzkaller.appspot.com/x/patch.diff?x=10e9a279580000