Gh0st
/
linux
mirror of https://github.com/torvalds/linux.git
1
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity

Fix a crash in sched_mm_cid_after_execve(). 

Signed-off-by: Ingo Molnar <mingo@kernel.org>
 -----BEGIN PGP SIGNATURE-----
 
 iQJFBAABCgAvFiEEBpT5eoXrXCwVQwEKEnMQ0APhK1gFAmljevkRHG1pbmdvQGtl
 cm5lbC5vcmcACgkQEnMQ0APhK1iKTw//Y9jfjB5VrESjnQumkJeV9A6v/ueVMEhF
 lA6ktDOKJwUjIBqqTxDuMmbuTUVg1AEmfUX8GCv2DqS2ngXsbcJmR++3E/S9vWz9
 QvChizDNrw03fq7WDryPK/0Pk04VJsqFcpR89IlMPAOkygVZ06T0+JTSo9BVqMYb
 xs4B1TlP6JUz0AtIRKqIGVVt57Zx8kNoGHHhQIJ6ziZA30Srh1/n1Y+B3iJxRklO
 EalGmNQECVobjyYaGqNB1Z73fMmJIgOkZeUQF6TB+KWYPc9DelRTUS2JH9bBhh4O
 h6Pau9y45YHu5j5qlQxhnw8CmGVjPHYhMAUsuxje1AK4mvgg+ki4lqqWSjhtiuFr
 0TX4+Z1ZSF1AB0dD0CtunqZ1K++202LY0uzQ2sCHhS3hNzWOP6vYR+qvZ0fLBfxI
 trWsz9KUrM07POww6S3nNrGKqyEUwZbmaywX0WOTwQzPhCsU9gqwK/SwSoYEkzhs
 TEG2xjHeVmqRmJLK7WBKXxBwz6e/hd1YiCi+hSY7PYnCvly6vZOKZA8CuKueF495
 Th+IUX5obCNxAy0ZKrOclpGrfE0vl7JBpye6pnYDCvtCKLmF29rOnNDBo1SZvwsh
 xlu61B7ezdrNp9JneErUZbJRrQL+PQlCem3MF5UmMgRUfqwUP1s1tOjooMOfPE6o
 Jv9UIQO8MGs=
 =jEMw
 -----END PGP SIGNATURE-----

Merge tag 'sched-urgent-2026-01-11' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip

Pull scheduler fix from Ingo Molnar:
 "Fix a crash in sched_mm_cid_after_execve()"

* tag 'sched-urgent-2026-01-11' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
  sched/mm_cid: Prevent NULL mm dereference in sched_mm_cid_after_execve()
This commit is contained in:
Linus Torvalds 2026-01-11 07:11:53 -10:00
parent fe948326e9 2bdf777410
commit fac4bdbaca
1 changed files with 3 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

5
kernel/sched/core.c
View File

@ -10694,10 +10694,11 @@ void sched_mm_cid_before_execve(struct task_struct *t)
sched_mm_cid_exit(t);
}
/* Reactivate MM CID after successful execve() */
/* Reactivate MM CID after execve() */
void sched_mm_cid_after_execve(struct task_struct *t)
{
sched_mm_cid_fork(t);
if (t->mm)
sched_mm_cid_fork(t);
}
static void mm_cid_work_fn(struct work_struct *work)