IPv6: ADDRCONF(NETDEV_UP): wlan0: link is not ready wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 BUG: sleeping function called from invalid context at net/mac80211/sta_info.c:1844 in_atomic(): 0, irqs_disabled(): 0, pid: 9445, name: kworker/u4:6 4 locks held by kworker/u4:6/9445: #0: ("%s"wiphy_name(local->hw.wiphy)){+.+.}, at: [] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087 #1: ((&sdata->work)){+.+.}, at: [] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091 #2: (&wdev->mtx){+.+.}, at: [] sdata_lock net/mac80211/ieee80211_i.h:986 [inline] #2: (&wdev->mtx){+.+.}, at: [] ieee80211_ibss_work+0x72/0xc90 net/mac80211/ibss.c:1675 #3: (rcu_read_lock){....}, at: [] sta_info_insert_finish net/mac80211/sta_info.c:553 [inline] #3: (rcu_read_lock){....}, at: [] sta_info_insert_rcu+0x48d/0x1f40 net/mac80211/sta_info.c:634 Preemption disabled at: [] rcu_lockdep_current_cpu_online kernel/rcu/tree.c:1185 [inline] [] rcu_lockdep_current_cpu_online+0x30/0x140 kernel/rcu/tree.c:1177 CPU: 0 PID: 9445 Comm: kworker/u4:6 Not tainted 4.14.208-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Workqueue: phy12 ieee80211_iface_work Call Trace: __dump_stack lib/dump_stack.c:17 [inline] dump_stack+0x1b2/0x283 lib/dump_stack.c:58 ___might_sleep.cold+0x235/0x250 kernel/sched/core.c:6042 sta_info_move_state+0x32/0x930 net/mac80211/sta_info.c:1844 sta_info_free+0x50/0x330 net/mac80211/sta_info.c:260 sta_info_insert_rcu+0x23c/0x1f40 net/mac80211/sta_info.c:640 ieee80211_ibss_finish_sta+0x1db/0x2b0 net/mac80211/ibss.c:601 ieee80211_ibss_work+0x260/0xc90 net/mac80211/ibss.c:1692 ieee80211_iface_work+0x690/0x770 net/mac80211/iface.c:1383 process_one_work+0x793/0x14a0 kernel/workqueue.c:2116 worker_thread+0x5cc/0xff0 kernel/workqueue.c:2250 kthread+0x30d/0x420 kernel/kthread.c:232 ret_from_fork+0x24/0x30 arch/x86/entry/entry_64.S:404 IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready IPv6: ADDRCONF(NETDEV_UP): wlan1: link is not ready wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready can: request_module (can-proto-6) failed. can: request_module (can-proto-6) failed. netlink: 12 bytes leftover after parsing attributes in process `syz-executor.0'. netlink: 12 bytes leftover after parsing attributes in process `syz-executor.0'. SQUASHFS error: zlib decompression failed, data probably corrupt SQUASHFS error: squashfs_read_data failed to read block 0x81 SQUASHFS error: Unable to read metadata cache entry [81] SQUASHFS error: Unable to read inode 0x11a BTRFS: device fsid f90cac8b-044b-4fa8-8bee-4b8d3da88dc2 devid 1 transid 7 /dev/loop0 BTRFS info (device loop0): disk space caching is enabled BTRFS info (device loop0): has skinny extents audit: type=1804 audit(1606109530.340:2): pid=9969 uid=0 auid=0 ses=4 op="invalid_pcr" cause="open_writers" comm="syz-executor.0" name="/root/syzkaller-testdir810501440/syzkaller.d5gFag/24/file0" dev="sda1" ino=15805 res=1 audit: type=1804 audit(1606109530.430:3): pid=9982 uid=0 auid=0 ses=4 op="invalid_pcr" cause="open_writers" comm="syz-executor.1" name="/root/syzkaller-testdir903604521/syzkaller.5viS8f/36/file0" dev="sda1" ino=15800 res=1 audit: type=1804 audit(1606109530.440:4): pid=9982 uid=0 auid=0 ses=4 op="invalid_pcr" cause="open_writers" comm="syz-executor.1" name="/root/syzkaller-testdir903604521/syzkaller.5viS8f/36/file0" dev="sda1" ino=15800 res=1 audit: type=1804 audit(1606109531.010:5): pid=10072 uid=0 auid=0 ses=4 op="invalid_pcr" cause="open_writers" comm="syz-executor.3" name="/root/syzkaller-testdir136799900/syzkaller.waCKIm/41/file0" dev="sda1" ino=15809 res=1 audit: type=1804 audit(1606109531.160:6): pid=10093 uid=0 auid=0 ses=4 op="invalid_pcr" cause="open_writers" comm="syz-executor.1" name="/root/syzkaller-testdir903604521/syzkaller.5viS8f/45/file0" dev="sda1" ino=15807 res=1 audit: type=1804 audit(1606109531.470:7): pid=10138 uid=0 auid=0 ses=4 op="invalid_pcr" cause="open_writers" comm="syz-executor.1" name="/root/syzkaller-testdir903604521/syzkaller.5viS8f/48/file0" dev="sda1" ino=15810 res=1 audit: type=1804 audit(1606109531.690:8): pid=10181 uid=0 auid=0 ses=4 op="invalid_pcr" cause="open_writers" comm="syz-executor.0" name="/root/syzkaller-testdir810501440/syzkaller.d5gFag/38/file0" dev="sda1" ino=15807 res=1