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 IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready in_atomic(): 0, irqs_disabled(): 0, pid: 9472, name: kworker/u4:7 4 locks held by kworker/u4:7/9472: IPv6: ADDRCONF(NETDEV_UP): wlan1: link is not ready wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 #0: ("%s"wiphy_name(local->hw.wiphy)){+.+.}, at: [] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087 wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready #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: 1 PID: 9472 Comm: kworker/u4:7 Not tainted 4.14.208-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Workqueue: phy11 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 sctp: [Deprecated]: syz-executor.1 (pid 9602) Use of int in maxseg socket option. Use struct sctp_assoc_value instead sit0: Invalid MTU 536871488 requested, hw max 65555 sit0: Invalid MTU 0 requested, hw min 1280 Bluetooth: hci1 command 0x0401 tx timeout L1TF CPU bug present and SMT on, data leak possible. See CVE-2018-3646 and https://www.kernel.org/doc/html/latest/admin-guide/hw-vuln/l1tf.html for details. hrtimer: interrupt took 51298 ns netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. md: invalid raid superblock magic on ram96 netlink: 72 bytes leftover after parsing attributes in process `syz-executor.5'. md: ram96 does not have a valid v0.0 superblock, not importing! md: md_import_device returned -22 netlink: 72 bytes leftover after parsing attributes in process `syz-executor.5'. md: invalid raid superblock magic on ram96 md: ram96 does not have a valid v0.0 superblock, not importing! netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. md: md_import_device returned -22 netlink: 72 bytes leftover after parsing attributes in process `syz-executor.5'. netlink: 72 bytes leftover after parsing attributes in process `syz-executor.5'. md: invalid raid superblock magic on ram96 md: ram96 does not have a valid v0.0 superblock, not importing! netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. md: md_import_device returned -22 netlink: 72 bytes leftover after parsing attributes in process `syz-executor.5'. netlink: 72 bytes leftover after parsing attributes in process `syz-executor.5'. Bluetooth: hci0 command 0x0401 tx timeout netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. md: invalid raid superblock magic on ram96 md: ram96 does not have a valid v0.0 superblock, not importing! md: md_import_device returned -22 md: invalid raid superblock magic on ram96 md: ram96 does not have a valid v0.0 superblock, not importing! md: md_import_device returned -22 md: invalid raid superblock magic on ram96 md: ram96 does not have a valid v0.0 superblock, not importing! md: md_import_device returned -22 md0: error: failed to get bitmap file md: invalid raid superblock magic on ram96 md: ram96 does not have a valid v0.0 superblock, not importing! md: md_import_device returned -22 9pnet: Insufficient options for proto=fd md: invalid raid superblock magic on ram96 md: ram96 does not have a valid v0.0 superblock, not importing! md: md_import_device returned -22 9pnet: Insufficient options for proto=fd 9pnet: Insufficient options for proto=fd 9pnet: Insufficient options for proto=fd 9pnet: Insufficient options for proto=fd 9pnet: Insufficient options for proto=fd 9pnet: Insufficient options for proto=fd 9pnet: Insufficient options for proto=fd 9pnet: Insufficient options for proto=fd 9pnet: Insufficient options for proto=fd