[ 8.530944][ T22] audit: type=1107 audit(1601795038.949:7): pid=1 uid=0 auid=4294967295 ses=4294967295 subj=system_u:system_r:kernel_t:s0 msg='avc: denied { status } for auid=n/a uid=0 gid=0 path="/lib/systemd/system/systemd-timesyncd.service" cmdline="systemctl try-restart systemd-timesyncd.service" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:object_r:unlabeled_t:s0 tclass=service [ 8.530944][ T22] exe="/lib/systemd/systemd" sauid=0 hostname=? addr=? terminal=?' Starting Network Time Synchronization... [ OK ] Started Network Time Synchronization. [ OK ] Started Raise network interfaces. [ OK ] Reached target Network. Starting OpenBSD Secure Shell server... Starting Permit User Sessions... [ OK ] Started Permit User Sessions. [ OK ] Started OpenBSD Secure Shell server. [* ] A start job is running for dev-ttyS0.device (8s / 1min 30s)[** ] A start job is running for dev-ttyS0.device (9s / 1min 30s)[ 15.607641][ C0] random: crng init done [ 15.612172][ C0] random: 7 urandom warning(s) missed due to ratelimiting Warning: Permanently added '10.128.1.34' (ECDSA) to the list of known hosts. [*** ] A start job is running for dev-ttyS0.device (9s / 1min 30s)[ *** ] A start job is running for dev-ttyS0.device (10s / 1min 30s)[ *** ] A start job is running for dev-ttyS0.device (10s / 1min 30s)[ ***] A start job is running for dev-ttyS0.device (11s / 1min 30s)[ **] A start job is running for dev-ttyS0.device (12s / 1min 30s)[ *] A start job is running for dev-ttyS0.device (12s / 1min 30s)[ **] A start job is running for dev-ttyS0.device (13s / 1min 30s)[ 19.578678][ T22] audit: type=1400 audit(1601795049.967:8): avc: denied { execmem } for pid=351 comm="syz-executor951" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=process permissive=1 [ 19.605654][ T84] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 19.614806][ T84] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 executing program executing program executing program [ 19.625864][ T150] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 19.634811][ T156] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 19.642912][ T156] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 19.650240][ T150] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 19.661901][ T358] kasan: CONFIG_KASAN_INLINE enabled [ 19.667246][ T358] kasan: GPF could be caused by NULL-ptr deref or user memory access [ 19.675339][ T358] general protection fault: 0000 [#1] PREEMPT SMP KASAN [ 19.682290][ T358] CPU: 1 PID: 358 Comm: syz-executor951 Not tainted 5.4.69-syzkaller-00867-g9d0d630081ae #0 [ 19.692326][ T358] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 19.702454][ T358] RIP: 0010:ieee80211_key_free+0x33/0x390 [ 19.708158][ T358] Code: 53 50 89 f5 49 89 fe e8 ab 00 8d fd 4d 85 f6 0f 84 b0 00 00 00 48 b8 00 00 00 00 00 fc ff df 4d 8d 7e 08 4c 89 fb 48 c1 eb 03 <80> 3c 03 00 74 08 4c 89 ff e8 9f ba ba fd 4d 8b 2f 4d 85 ed 0f 84 [ 19.727729][ T358] RSP: 0018:ffff8881ceb2f3a8 EFLAGS: 00010202 [ 19.733760][ T358] RAX: dffffc0000000000 RBX: 0fffffffe000098a RCX: ffff8881ceb26c80 [ 19.741698][ T358] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 7fffffff00004c4b [ 19.749637][ T358] RBP: 0000000000000000 R08: ffffffff83aea4e8 R09: ffffffff81f75c9b [ 19.757573][ T358] R10: ffff8881ceb26c80 R11: 000000000000000c R12: ffff8881cded1a68 [ 19.765511][ T358] R13: ffff8881cded0ed8 R14: 7fffffff00004c4b R15: 7fffffff00004c53 [ 19.773459][ T358] FS: 000000000210c880(0000) GS:ffff8881db900000(0000) knlGS:0000000000000000 [ 19.782354][ T358] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 19.788914][ T358] CR2: 0000000020001000 CR3: 00000001ce174003 CR4: 00000000001606e0 [ 19.796855][ T358] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 19.805843][ T358] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 19.813788][ T358] Call Trace: [ 19.817057][ T358] ieee80211_del_key+0x139/0x180 [ 19.821962][ T358] rdev_del_key+0x1cf/0x330 [ 19.826432][ T358] ? mutex_is_locked+0xe/0x40 [ 19.831075][ T358] nl80211_del_key+0x410/0x550 [ 19.835822][ T358] ? nl80211_new_key+0x5b0/0x5b0 [ 19.840745][ T358] ? nl80211_pre_doit+0x445/0x5a0 [ 19.845737][ T358] genl_rcv_msg+0xe76/0x1330 [ 19.850293][ T358] ? genl_rcv+0x40/0x40 [ 19.854427][ T358] ? rhashtable_jhash2+0x1cf/0x2f0 [ 19.859513][ T358] ? jhash+0x740/0x740 [ 19.863559][ T358] ? rht_key_hashfn+0x157/0x240 [ 19.868383][ T358] ? deferred_put_nlk_sk+0x210/0x210 [ 19.873646][ T358] ? netlink_sendmsg+0x73b/0xd40 [ 19.878560][ T358] ? jhash+0x740/0x740 [ 19.882593][ T358] ? netlink_hash+0xd0/0xd0 [ 19.887061][ T358] ? entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 19.893105][ T358] ? _raw_spin_lock_irqsave+0xda/0x1c0 [ 19.898540][ T358] netlink_rcv_skb+0x1f0/0x460 [ 19.903269][ T358] ? genl_rcv+0x40/0x40 [ 19.907393][ T358] ? netlink_ack+0xa90/0xa90 [ 19.911951][ T358] ? __down_read+0xf1/0x210 [ 19.916430][ T358] ? __init_rwsem+0x120/0x120 [ 19.921080][ T358] ? __rcu_read_lock+0x50/0x50 [ 19.925813][ T358] ? selinux_vm_enough_memory+0x160/0x160 [ 19.931497][ T358] genl_rcv+0x24/0x40 [ 19.935476][ T358] netlink_unicast+0x87c/0xa20 [ 19.940208][ T358] ? netlink_detachskb+0x60/0x60 [ 19.945113][ T358] ? __virt_addr_valid+0x1fd/0x290 [ 19.950191][ T358] netlink_sendmsg+0x9a7/0xd40 [ 19.954922][ T358] ? netlink_getsockopt+0x8e0/0x8e0 [ 19.960087][ T358] ? security_socket_sendmsg+0xad/0xc0 [ 19.965525][ T358] ? netlink_getsockopt+0x8e0/0x8e0 [ 19.965534][ T358] ____sys_sendmsg+0x56f/0x860 [ 19.965547][ [ * T358] ? __sys_se*dmsg_sock+0x2a0/0x20;31m*] A sta0 art job is running for dev-ttyS0.device (14s / 1min 30s)[ 19.994703][ T358] __sys_sendmsg+0x26a/0x350 [ 19.999283][ T358] ? ____sys_sendmsg+0x860/0x860 [ 20.004189][ T358] ? selinux_file_ioctl+0x6e4/0x920 [ 20.009352][ T358] ? ioctl_preallocate+0x240/0x240 [ 20.014430][ T358] ? __up_read+0x6f/0x1b0 [ 20.018738][ T358] ? __down_read+0x210/0x210 [ 20.023298][ T358] ? security_file_ioctl+0xad/0xc0 [ 20.028377][ T358] do_syscall_64+0xcb/0x150 [ 20.032859][ T358] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 20.038758][ T358] RIP: 0033:0x441fd9 [ 20.042620][ T358] Code: e8 ac 00 03 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 20.062651][ T358] RSP: 002b:00007ffd1dee5028 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 20.071037][ T358] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000441fd9 [ 20.078975][ T358] RDX: 0000000000000000 RSI: 0000000020001100 RDI: 0000000000000004 [ 20.086914][ T358] RBP: 0000000000000000 R08: 0000001600000000 R09: 0000001600000000 [ 20.094855][ T358] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000004ca9 [ 20.102813][ T358] R13: 0000000000000000 R14: 0000000000000007 R15: 0000000000000004 [ 20.110755][ T358] Modules linked in: [ 20.115491][ T358] ---[ end trace 9055032374a97021 ]--- [ 20.120949][ T358] RIP: 0010:ieee80211_key_free+0x33/0x390 [ 20.127030][ T358] Code: 53 50 89 f5 49 89 fe e8 ab 00 8d fd 4d 85 f6 0f 84 b0 00 00 00 48 b8 00 00 00 00 00 fc ff df 4d 8d 7e 08 4c 89 fb 48 c1 eb 03 <80> 3c 03 00 74 08 4c 89 ff e8 9f ba ba fd 4d 8b 2f 4d 85 ed 0f 84 [ 20.146676][ T358] RSP: 0018:ffff8881ceb2f3a8 EFLAGS: 00010202 [ 20.152750][ T358] RAX: dffffc0000000000 RBX: 0fffffffe000098a RCX: ffff8881ceb26c80 [ 20.160717][ T358] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 7fffffff00004c4b [ 20.168688][ T358] RBP: 0000000000000000 R08: ffffffff83aea4e8 R09: ffffffff81f75c9b [ 20.176677][ T358] R10: ffff8881ceb26c80 R11: 000000000000000c R12: ffff8881cded1a68 [ 20.185728][ T358] R13: ffff8881cded0ed8 R14: 7fffffff00004c4b R15: 7fffffff00004c53 [ 20.193711][ T358] FS: 000000000210c880(0000) GS:ffff8881db900000(0000) knlGS:0000000000000000 [ 20.202789][ T358] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 20.209353][ T358] CR2: 0000000020001000 CR3: 00000001ce174003 CR4: 00000000001606e0 [ 20.217351][ T358] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 20.225329][ T358] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 20.233312][ T358] Kernel panic - not syncing: Fatal exception [ 20.239833][ T358] Kernel Offset: disabled [ 20.244132][ T358] Rebooting in 86400 seconds..