IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready IPv6: ADDRCONF(NETDEV_UP): wlan0: link is not ready wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 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: 22, name: kworker/u4:1 IPv6: ADDRCONF(NETDEV_UP): wlan1: link is not ready wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 4 locks held by kworker/u4:1/22: #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 #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: 22 Comm: kworker/u4:1 Not tainted 4.14.208-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Workqueue: phy10 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): wlan1: link becomes ready gfs2: not a GFS2 filesystem [U]  [U]  gfs2: not a GFS2 filesystem audit: type=1804 audit(1606145636.685:11): pid=9627 uid=0 auid=0 ses=4 op="invalid_pcr" cause="open_writers" comm="syz-executor.5" name="/root/syzkaller-testdir782129142/syzkaller.fJoVKS/6/bus" dev="sda1" ino=15771 res=1 [U]  [U]  gfs2: not a GFS2 filesystem [U]  [U]  gfs2: not a GFS2 filesystem [U]  FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) FAT-fs (loop5): error, fat_get_cluster: invalid cluster chain (i_pos 1) input: syz1 as /devices/virtual/input/input5 FAT-fs (loop5): Filesystem has been set read-only input: syz1 as /devices/virtual/input/input6 [U]  BTRFS: device fsid 05f3dc6f-78ad-47d2-bbc1-25707524c592 devid 1 transid 7 /dev/loop3 BTRFS error (device loop3): unsupported checksum algorithm 3 BTRFS error (device loop3): superblock checksum mismatch BTRFS error (device loop3): open_ctree failed BTRFS error (device loop3): unsupported checksum algorithm 3 BTRFS error (device loop3): superblock checksum mismatch BTRFS error (device loop3): open_ctree failed input: syz1 as /devices/virtual/input/input7 FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) FAT-fs (loop5): error, fat_get_cluster: invalid cluster chain (i_pos 1) FAT-fs (loop5): Filesystem has been set read-only input: syz1 as /devices/virtual/input/input8 input: syz1 as /devices/virtual/input/input9 syz-executor.4 uses obsolete (PF_INET,SOCK_PACKET) FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) EXT4-fs warning (device sda1): verify_group_input:131: Cannot add at group 4294965899 (only 16 groups) FAT-fs (loop5): error, fat_get_cluster: invalid cluster chain (i_pos 1) FAT-fs (loop5): Filesystem has been set read-only : renamed from syzkaller1 FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) FAT-fs (loop5): error, fat_get_cluster: invalid cluster chain (i_pos 1) FAT-fs (loop5): Filesystem has been set read-only EXT4-fs warning (device sda1): verify_group_input:131: Cannot add at group 4294965899 (only 16 groups) : renamed from syzkaller1 EXT4-fs warning (device sda1): verify_group_input:131: Cannot add at group 4294965899 (only 16 groups) EXT4-fs warning (device sda1): verify_group_input:131: Cannot add at group 4294965899 (only 16 groups) : renamed from syzkaller1 netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. 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. overlayfs: fs on './file0' does not support file handles, falling back to index=off. EXT4-fs (loop2): mounted filesystem without journal. Opts: ,errors=continue EXT4-fs (loop2): re-mounted. Opts: : renamed from syzkaller1 netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. EXT4-fs (loop2): re-mounted. Opts: overlayfs: failed to resolve './file0': -2 netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. EXT4-fs (loop2): mounted filesystem without journal. Opts: ,errors=continue EXT4-fs (loop3): mounted filesystem without journal. Opts: ,errors=continue EXT4-fs (loop3): re-mounted. Opts: EXT4-fs (loop2): mounted filesystem without journal. Opts: ,errors=continue EXT4-fs (loop2): re-mounted. Opts: EXT4-fs (loop3): mounted filesystem without journal. Opts: ,errors=continue EXT4-fs (loop2): mounted filesystem without journal. Opts: ,errors=continue EXT4-fs (loop2): re-mounted. Opts: EXT4-fs (loop3): mounted filesystem without journal. Opts: ,errors=continue EXT4-fs (loop3): re-mounted. Opts: VFS: unable to find oldfs superblock on device loop2