[PATCH 00/11] Fix deadlocks caused by del_timer_sync()

From: Duoming Zhou
Date: Thu Apr 07 2022 - 02:34:45 EST


If the timer handlers need a lock owned by the thread calling
del_timer_sync(), then, the caller thread will block forever.

Duoming Zhou (11):
drivers: tty: serial: Fix deadlock in sa1100_set_termios()
drivers: usb: host: Fix deadlock in oxu_bus_suspend()
drivers: staging: rtl8192u: Fix deadlock in ieee80211_beacons_stop()
drivers: staging: rtl8723bs: Fix deadlock in
rtw_surveydone_event_callback()
drivers: staging: rtl8192e: Fix deadlock in rtllib_beacons_stop()
drivers: staging: rtl8192e: Fix deadlock in
rtw_joinbss_event_prehandle()
drivers: net: hippi: Fix deadlock in rr_close()
drivers: net: can: Fix deadlock in grcan_close()
drivers: infiniband: hw: Fix deadlock in irdma_cleanup_cm_core()
arch: xtensa: platforms: Fix deadlock in iss_net_close()
arch: xtensa: platforms: Fix deadlock in rs_close()

arch/xtensa/platforms/iss/console.c | 4 +++-
arch/xtensa/platforms/iss/network.c | 2 ++
drivers/infiniband/hw/irdma/cm.c | 5 ++++-
drivers/net/can/grcan.c | 2 ++
drivers/net/hippi/rrunner.c | 2 ++
drivers/staging/rtl8192e/rtllib_softmac.c | 2 +-
drivers/staging/rtl8192u/ieee80211/ieee80211_softmac.c | 2 +-
drivers/staging/rtl8723bs/core/rtw_mlme.c | 4 ++++
drivers/tty/serial/sa1100.c | 2 ++
drivers/usb/host/oxu210hp-hcd.c | 2 ++
10 files changed, 23 insertions(+), 4 deletions(-)

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2.17.1