[syzbot] Monthly nfc report (Jan 2026)

Hello nfc maintainers/developers,

This is a 31-day syzbot report for the nfc subsystem.
All related reports/information can be found at:
https://syzkaller.appspot.com/upstream/s/nfc

During the period, 1 new issues were detected and 0 were fixed.
In total, 7 issues are still open and 28 have already been fixed.

Some of the still happening issues:

Ref Crashes Repro Title
<1> 1387    Yes   INFO: task hung in nfc_rfkill_set_block
                  https://syzkaller.appspot.com/bug?extid=3e3c2f8ca188e30b1427
<2> 622     Yes   INFO: task hung in rfkill_unregister (3)
                  https://syzkaller.appspot.com/bug?extid=bb540a4bbfb4ae3b425d
<3> 184     Yes   KMSAN: uninit-value in nci_ntf_packet (3)
                  https://syzkaller.appspot.com/bug?extid=3f8fa0edaa75710cd66e
<4> 110     Yes   INFO: task hung in rfkill_sync_work
                  https://syzkaller.appspot.com/bug?extid=9ef743bba3a17c756174
<5> 31      Yes   WARNING in nfc_rfkill_set_block
                  https://syzkaller.appspot.com/bug?extid=535bbe83dfc3ae8d4be3
<6> 1       No    WARNING: locking bug in nci_close_device (3)
                  https://syzkaller.appspot.com/bug?extid=f9c5fd1a0874f9069dce

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