225879 2008-06-11 11:55 0000 dev-libs/libusb-0.1.12 fails to detect device remove and goes into infintive cycle 2008-06-25 03:25:50 0000 1 1 1 Unclassified Gentoo Linux Unspecified unspecified All Linux RESOLVED FIXED P2 normal --- 1 roma1390@gmail.com robbat2@gentoo.org dsd@gentoo.org roma1390@gmail.com 2008-06-11 11:55:55 0000 libusb-0.1.12 on usb_bulk_read or usb_bulk_write goes into infinitive when user removes usb device (or device firmware reset device itself). strace from program which called usb_bulk_read with timeout 1000 9388 14:00:31 ioctl(11, USBDEVFS_REAPURBNDELAY, 0xbf84af08) = -1 ENODEV (No such device) 9388 14:00:31 select(12, NULL, [], NULL, {0, 1000}) = 0 (Timeout) 9388 14:00:31 ioctl(11, USBDEVFS_REAPURBNDELAY, 0xbf84af08) = -1 ENODEV (No such device) 9388 14:00:31 select(12, NULL, [], NULL, {0, 1000}) = 0 (Timeout) 9388 14:00:31 ioctl(11, USBDEVFS_REAPURBNDELAY, 0xbf84af08) = -1 ENODEV (No such device) 9388 14:00:31 select(12, NULL, [], NULL, {0, 1000}) = 0 (Timeout) 9388 14:00:31 ioctl(11, USBDEVFS_REAPURBNDELAY, 0xbf84af08) = -1 ENODEV (No such device) 9388 14:00:31 select(12, NULL, [], NULL, {0, 1000}) = 0 (Timeout) 9388 14:00:31 ioctl(11, USBDEVFS_REAPURBNDELAY, 0xbf84af08) = -1 ENODEV (No such device) 9388 14:00:31 select(12, NULL, [], NULL, {0, 1000}) = 0 (Timeout) 9388 14:00:31 ioctl(11, USBDEVFS_REAPURBNDELAY, 0xbf84af08) = -1 ENODEV (No such device) 9388 14:00:31 select(12, NULL, [], NULL, {0, 1000}) = 0 (Timeout) 9388 14:00:31 ioctl(11, USBDEVFS_REAPURBNDELAY, 0xbf84af08) = -1 ENODEV (No such device) 9388 14:00:31 select(12, NULL, [], NULL, {0, 1000}) = 0 (Timeout) 9388 14:00:31 ioctl(11, USBDEVFS_REAPURBNDELAY, 0xbf84af08) = -1 ENODEV (No such device) 9388 14:00:31 select(12, NULL, [], NULL, {0, 1000}) = 0 (Timeout) Reproducible: Always Steps to Reproduce: roma1390@gmail.com 2008-06-11 11:57:22 0000 Created an attachment (id=156339) patch This patch fixes described problem robbat2@gentoo.org 2008-06-25 03:25:50 0000 dsd: for your edification as upstream incvs. 156339 2008-06-11 11:57 0000 patch libusb-0.1.12.diff text/plain ZGlmZiAtTmF1ciBsaWJ1c2ItMC4xLjEyL2xpbnV4LmMgbGlidXNiLTAuMS4xMi1uZXcvbGludXgu YwotLS0gbGlidXNiLTAuMS4xMi9saW51eC5jCTIwMDYtMDMtMDQgMDQ6NTI6NDYuMDAwMDAwMDAw ICswMjAwCisrKyBsaWJ1c2ItMC4xLjEyLW5ldy9saW51eC5jCTIwMDgtMDYtMTEgMTQ6MjI6MjAu MDAwMDAwMDAwICswMzAwCkBAIC0yMjAsNiArMjIwLDEzIEBACiAgICAgd2FpdGluZyA9IDE7CiAg ICAgY29udGV4dCA9IE5VTEw7CiAgICAgd2hpbGUgKCF1cmIudXNlcmNvbnRleHQgJiYgKChyZXQg PSBpb2N0bChkZXYtPmZkLCBJT0NUTF9VU0JfUkVBUFVSQk5ERUxBWSwgJmNvbnRleHQpKSA9PSAt MSkgJiYgd2FpdGluZykgeworICAgICAgaWYgKHJldCA9PSAtMSkKKyAgICAgIHsKKyAgICAgIAlp ZiAoZXJybm8gPT0gRU5PREVWKQorCXsKKwkgIHJldHVybiAtRU5PREVWOworCX0KKyAgICAgIH0K ICAgICAgIHR2LnR2X3NlYyA9IDA7CiAgICAgICB0di50dl91c2VjID0gMTAwMDsgLy8gMSBtc2Vj CiAgICAgICBzZWxlY3QoZGV2LT5mZCArIDEsIE5VTEwsICZ3cml0ZWZkcywgTlVMTCwgJnR2KTsg Ly9zdWIgc2Vjb25kIHdhaXQK