[Bug 273289] smartpqi: fix panic on removal of SAS drive
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Date: Thu, 19 Oct 2023 21:41:20 UTC
https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=273289 --- Comment #17 from commit-hook@FreeBSD.org --- A commit in branch releng/14.0 references this bug: URL: https://cgit.FreeBSD.org/src/commit/?id=8fe059425a0919274e2c5b25a6af0568d147518d commit 8fe059425a0919274e2c5b25a6af0568d147518d Author: John F. Carr <jfc@mit.edu> AuthorDate: 2023-10-19 03:25:31 +0000 Commit: Warner Losh <imp@FreeBSD.org> CommitDate: 2023-10-19 21:37:29 +0000 smartpqi: Drop spinlock before freeing memory pqisrc_free_device frees the device softc with the os spinlock held. This causes crashes when devices are removed because the memory free might sleep (which is prohibited with spin locks held). Drop the spinlock before releasing the memory. MFC After: 2 days PR: 273289 Reviewed by: imp (cherry picked from commit b064a4c9eed5b1dd2a40fc4fd2cb7e738b681547) (cherry picked from commit 1ad148a68ae74f3372b12b6e66fadf5ade384144) Approved-by: re (gjb) sys/dev/smartpqi/smartpqi_discovery.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) -- You are receiving this mail because: You are the assignee for the bug.