Disable the winch irq early to make sure we don't take an interrupt part way through the freeing of the handler data, resulting in a crash on shutdown: winch_interrupt : read failed, errno = 9 fd 13 is losing SIGWINCH support ------------[ cut here ]------------ WARNING: at lib/list_debug.c:48 list_del+0xc6/0x100() list_del corruption, next is LIST_POISON1 (00100100) 082578c8: [<081fd77f>] dump_stack+0x22/0x24 082578e0: [<0807a18a>] warn_slowpath_common+0x5a/0x80 08257908: [<0807a23e>] warn_slowpath_fmt+0x2e/0x30 08257920: [<08172196>] list_del+0xc6/0x100 08257940: [<08060244>] free_winch+0x14/0x80 08257958: [<080606fb>] winch_interrupt+0xdb/0xe0 08257978: [<080a65b5>] handle_IRQ_event+0x35/0xe0 08257998: [<080a8717>] handle_edge_irq+0xb7/0x170 082579bc: [<08059bc4>] do_IRQ+0x34/0x50 082579d4: [<08059e1b>] sigio_handler+0x5b/0x80 082579ec: [<0806a374>] sig_handler_common+0x44/0xb0 08257a68: [<0806a538>] sig_handler+0x38/0x50 08257a78: [<0806a77c>] handle_signal+0x5c/0xa0 08257a9c: [<0806be28>] hard_handler+0x18/0x20 08257aac: [<00c14400>] 0xc14400 Signed-off-by: Will Newton <will.newton@gmail.com> Acked-by: WANG Cong <xiyou.wangcong@gmail.com> Cc: Jeff Dike <jdike@addtoit.com> Cc: <stable@kernel.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org> |
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.. | ||
Makefile | ||
chan_kern.c | ||
chan_user.c | ||
cow.h | ||
cow_sys.h | ||
cow_user.c | ||
daemon.h | ||
daemon_kern.c | ||
daemon_user.c | ||
fd.c | ||
harddog_kern.c | ||
harddog_user.c | ||
hostaudio_kern.c | ||
line.c | ||
mcast.h | ||
mcast_kern.c | ||
mcast_user.c | ||
mconsole_kern.c | ||
mconsole_user.c | ||
mmapper_kern.c | ||
net_kern.c | ||
net_user.c | ||
null.c | ||
pcap_kern.c | ||
pcap_user.c | ||
pcap_user.h | ||
port.h | ||
port_kern.c | ||
port_user.c | ||
pty.c | ||
random.c | ||
slip.h | ||
slip_common.c | ||
slip_common.h | ||
slip_kern.c | ||
slip_user.c | ||
slirp.h | ||
slirp_kern.c | ||
slirp_user.c | ||
ssl.c | ||
ssl.h | ||
stderr_console.c | ||
stdio_console.c | ||
stdio_console.h | ||
tty.c | ||
ubd_kern.c | ||
ubd_user.c | ||
vde.h | ||
vde_kern.c | ||
vde_user.c | ||
xterm.c | ||
xterm.h | ||
xterm_kern.c |