I've got another of these:
Nov 8 11:13:52 dsdk8y2u kernel: [435899.335507] [ cut here
]
Nov 8 11:13:52 dsdk8y2u kernel: [435899.335509] WARNING: CPU: 2 PID: 218227 at
fs/smb/client/connect.c:1979 __cifs_put_smb_ses+0x3dd/0x4d0 [cifs]
Nov 8 11:13:52 dsdk8y2u kernel:
Public bug reported:
I've had several crashes like this on 2 different systems mounting the
same SMB server.
Oct 19 13:25:47 1y51573u kernel: [ 1103.030468] [ cut here
]
Oct 19 13:25:47 1y51573u kernel: [ 1103.030477] WARNING: CPU: 2 PID: 5411 at
fs/cifs/connect.c:1979
Public bug reported:
I mount a CIFS filesystem with Kerberos after logging in with an Active
Directory domain account (which creates the Kerberos ticket with a 10
hour expiry - the default for Active Directory). When the ticket expires
I get lots of messages like the following and a kernel thread
Using kernels 5.15.0-67-generic and 5.19.0-35-generic I can no longer
reproduce the problem of a CPU core going to an infinite busy loop. With
these kernels the situation when the ticket expires is that 2 messages
are logged every 2 seconds (which seems excessive but isn't a DoS) until
the
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