[Nut-upsuser] Segmentation fault: sudo nut-scanner -U
Jim Klimov
jimklimov+nut at gmail.com
Mon Jul 7 19:18:09 BST 2025
Please re-check if the issue is still relevant with a NUT version released
this decade, ideally 2.8.3 or newer (e.g. a custom master-branch build).
Jim Klimov
On Mon, Jul 7, 2025, 20:14 Jeff Duve <jeffd at as2inc.com> wrote:
>
> 1. *Issue: *Segmentation fault with sudo nut-scanner -U
> 2. *OS Version*: Linux Mint 21.3
>
>
> lsb_release -a
> No LSB modules are available.
> Distributor ID: Linuxmint
> Description: Linux Mint 21.3
> Release: 21.3
> Codename: virginia
>
>
> 3. NUT Version: 2.7.4.1
>
>
> $ sudo apt install nut nut-client nut-server
> Reading package lists... Done
> Building dependency tree... Done
> Reading state information... Done
> nut is already the newest version (2.7.4-14ubuntu2).
> nut-client is already the newest version (2.7.4-14ubuntu2).
> nut-server is already the newest version (2.7.4-14ubuntu2).
> 0 upgraded, 0 newly installed, 0 to remove and 0 not upgraded.
>
>
> 4. NUT Installation Method: sudo apt install but nut-client nut-server
>
>
> $ sudo apt install nut nut-client nut-server
> Reading package lists... Done
> Building dependency tree... Done
> Reading state information... Done
> nut is already the newest version (2.7.4-14ubuntu2).
> nut-client is already the newest version (2.7.4-14ubuntu2).
> nut-server is already the newest version (2.7.4-14ubuntu2).
> 0 upgraded, 0 newly installed, 0 to remove and 0 not upgraded.
>
>
> 5. Device Name:
>
>
> $ sudo nut-scanner -U
> Neon library not found. XML search disabled.
> IPMI library not found. IPMI search disabled.
> Scanning USB bus.
> [nutdev1]
> driver = "usbhid-ups"
> port = "auto"
> vendorid = "09AE"
> productid = "3016"
> product = "TRIPP LITE UPS"
> serial = "��"
> vendor = "��"
> bus = "003"
> [nutdev2]
> driver = "usbhid-ups"
> port = "auto"
> vendorid = "09AE"
> productid = "3016"
> product = "`�"
> serial = "��"
> vendor = "��"
> bus = "003"
> [nutdev3]
> driver = "usbhid-ups"
> port = "auto"
> vendorid = "09AE"
> productid = "3016"
> product = "TRIPP LITE UPS"
> serial = "3103EV4SM895A01119"
> vendor = "Tripp Lite"
> bus = "003"
> [nutdev4]
> driver = "usbhid-ups"
> port = "auto"
> vendorid = "09AE"
> productid = "3016"
> product = "TRIPP LITE UPS"
> serial = "3150JVLSM888902693"
> vendor = "Tripp Lite"
> bus = "003"
> Segmentation fault
>
>
> 6. Device Log:
>
>
> Jul 07 10:49:51 lnx-mini-23746 sudo[262109]: IT_Monitor : TTY=pts/1 ;
> PWD=/home/IT_Monitor ; USER=root ; COMMAND=/usr/bin/nut-scanner -U
> Jul 07 10:49:51 lnx-mini-23746 sudo[262109]: pam_unix(sudo:session):
> session opened for user root(uid=0) by (uid=10010)
> Jul 07 10:49:51 lnx-mini-23746 kernel: usb 3-9: usbfs: USBDEVFS_CONTROL
> failed cmd nut-scanner rqt 128 rq 6 len 255 ret -71
> Jul 07 10:49:51 lnx-mini-23746 kernel: usb 3-9: usbfs: USBDEVFS_CONTROL
> failed cmd nut-scanner rqt 128 rq 6 len 255 ret -71
> Jul 07 10:49:51 lnx-mini-23746 kernel: usb 3-9: usbfs: USBDEVFS_CONTROL
> failed cmd nut-scanner rqt 128 rq 6 len 255 ret -71
> Jul 07 10:49:51 lnx-mini-23746 kernel: nut-scanner[263619]: segfault at
> 7f3bb3c4df40 ip 00007f3c47c403fe sp 00007ffc06ae0970 error 4 in
> libc.so.6[7f3c47bc3000+195000]
> Jul 07 10:49:51 lnx-mini-23746 kernel: Code: 99 13 00 e8 04 b9 ff ff 0f 1f
> 40 00 f3 0f 1e fa 48 85 ff 0f 84 bb 00 00 00 55 48 8d 77 f0 53 48 83 ec 18
> 48 8b 1d 12 4a 17 00>
> Jul 07 10:49:51 lnx-mini-23746 systemd[1]: Started Process Core Dump (PID
> 263645/UID 0).
> Jul 07 10:49:51 lnx-mini-23746 systemd-coredump[263648]: Process 263619
> (nut-scanner) of user 0 dumped core.
>
> Found module
> linux-vdso.so.1 with build-id: e4313a37e6646f4d151851d0536b61546e97e897
> Found module
> libnssutil3.so with build-id: 27efbf6648d747aeebc9aede9267e701a3375e43
> Found module
> libnspr4.so with build-id: 4a4ef67c84ac0f4bcd64ae300dac7b336a77ad68
> Found module
> libplc4.so with build-id: 55d3e83f384e8a6a68ce9c2414e2ea50fdae1f45
> Found module
> libplds4.so with build-id: 09454a834ff4ff9d76b522335aa3671994d878e3
> Found module
> libssl3.so with build-id: 4522016b83c800e493ffde194bc41a67e83cb201
> Found module
> libnss3.so with build-id: df61a27bafb30bb304e764df9ee5abee8f1670d2
> Found module
> libupsclient.so.4.0.0 with build-id:
> cf96b51b585c7650c94352efe4e698068622a68a
> Found module
> libcrypto.so.3 with build-id: 5975329884a480e9ac72c5c308d518bdb0450b7b
> Found module
> libssl.so.3 with build-id: a8255918dccf5057adf54e5eb1ab2f11f3e38fdc
> Found module
> libnetsnmp.so.40.1.0 with build-id: 1d3c6002f512cc6e63ac8598bb13f1eb85c4fec4
> Found module
> libusb-0.1.so.4.4.4 with build-id: f0cf54d1a755076f549082fab4a0bfb3ec0f03c3
> Found module
> ld-linux-x86-64.so.2 with build-id: 9cb53985768bb99f138f48655f7b8bf7e420d13d
> Found module
> libltdl.so.7 with build-id: be74205d7325609af44c23c4b469c222a7faaecf
> Found module
> libc.so.6 with build-id: d5197096f709801829b118af1b7cf6631efa2dcd
> Found module
> libnutscan.so.1 with build-id: 96d87cd16837e9b387831eb887ef25011e39228d
> Found module
> nut-scanner with build-id: abffac332159e6452addef507ec38a3da6d2fd8f
> Stack trace of
> thread 263619:
> #0
> 0x00007f3c47c403fe __GI___libc_free (libc.so.6 + 0xa53fe)
> #1
> 0x00007f3c47dcaf07 n/a (libnutscan.so.1 + 0x6f07)
> #2
> 0x0000559493b2df62 n/a (nut-scanner + 0x2f62)
> #3
> 0x00007f3c47bc4d90 __libc_start_call_main (libc.so.6 + 0x29d90)
> #4
> 0x00007f3c47bc4e40 __libc_start_main_impl (libc.so.6 + 0x29e40)
> #5
> 0x0000559493b2e2a5 n/a (nut-scanner + 0x32a5)
>
>
> 7. Additional Information: lsusb -v Lists all Tripp Lite UPS, Vendor,
> Serial Number etc.
>
>
>
>
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