"Too many open files" error when loading debug info for a crash dump

[sdimitro]

$ sdb vmlinux-5.0.0-29-generic XXX/dump.202003251506 -s modules/
sdb: could not get debugging information for:
modules/5.0.0-29-generic/kernel/net/nfc/nfc.ko (open: modules/5.0.0-29-generic/kernel/net/nfc/nfc.ko: Too many open files)
modules/5.0.0-29-generic/kernel/net/nfc/nfc_digital.ko (open: modules/5.0.0-29-generic/kernel/net/nfc/nfc_digital.ko: Too many open files)
modules/5.0.0-29-generic/kernel/net/nfc/hci/hci.ko (open: modules/5.0.0-29-generic/kernel/net/nfc/hci/hci.ko: Too many open files)
modules/5.0.0-29-generic/kernel/net/nfc/nci/nci_spi.ko (open: modules/5.0.0-29-generic/kernel/net/nfc/nci/nci_spi.ko: Too many open files)
modules/5.0.0-29-generic/kernel/net/nfc/nci/nci.ko (open: modules/5.0.0-29-generic/kernel/net/nfc/nci/nci.ko: Too many open files)
... 5346 more