diff options
| author | Mahesh Bandewar <[email protected]> | 2019-07-02 23:16:31 -0700 |
|---|---|---|
| committer | David S. Miller <[email protected]> | 2019-07-03 11:24:38 -0700 |
| commit | d62962b37cebdc936e2bfcd69ea685da2c433727 (patch) | |
| tree | 125dc85e5fb0edf767edf12f2e25bf98de66c7eb /lib/pm-notifier-error-inject.c | |
| parent | dbcdb61aaf1add3fb15f24f7fcbf30c17d5c11db (diff) | |
loopback: fix lockdep splat
dev_init_scheduler() and dev_activate() expect the caller to
hold RTNL. Since we don't want blackhole device to be initialized
per ns, we are initializing at init.
[ 3.855027] Call Trace:
[ 3.855034] dump_stack+0x67/0x95
[ 3.855037] lockdep_rcu_suspicious+0xd5/0x110
[ 3.855044] dev_init_scheduler+0xe3/0x120
[ 3.855048] ? net_olddevs_init+0x60/0x60
[ 3.855050] blackhole_netdev_init+0x45/0x6e
[ 3.855052] do_one_initcall+0x6c/0x2fa
[ 3.855058] ? rcu_read_lock_sched_held+0x8c/0xa0
[ 3.855066] kernel_init_freeable+0x1e5/0x288
[ 3.855071] ? rest_init+0x260/0x260
[ 3.855074] kernel_init+0xf/0x180
[ 3.855076] ? rest_init+0x260/0x260
[ 3.855078] ret_from_fork+0x24/0x30
Fixes: 4de83b88c66 ("loopback: create blackhole net device similar to loopack.")
Reported-by: Geert Uytterhoeven <[email protected]>
Cc: Eric Dumazet <[email protected]>
Signed-off-by: Mahesh Bandewar <[email protected]>
Tested-by: Geert Uytterhoeven <[email protected]>
Signed-off-by: David S. Miller <[email protected]>
Diffstat (limited to 'lib/pm-notifier-error-inject.c')
0 files changed, 0 insertions, 0 deletions