syz-executor.0 (8444) used greatest stack depth: 22880 bytes left ================================================================================ UBSAN: Undefined behaviour in net/mac80211/cfg.c:491:9 index 255 is out of range for type 'ieee80211_key *[6]' CPU: 0 PID: 8496 Comm: syz-executor.3 Not tainted 4.19.150-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x22c/0x33e lib/dump_stack.c:118 ubsan_epilogue+0xe/0x3a lib/ubsan.c:161 __ubsan_handle_out_of_bounds.cold+0x63/0x6f lib/ubsan.c:383 ieee80211_del_key+0x48a/0x490 net/mac80211/cfg.c:491 rdev_del_key net/wireless/rdev-ops.h:106 [inline] nl80211_del_key+0x41e/0xc50 net/wireless/nl80211.c:3650 genl_family_rcv_msg+0x6bf/0xd50 net/netlink/genetlink.c:602 genl_rcv_msg+0xdf/0x1b0 net/netlink/genetlink.c:627 netlink_rcv_skb+0x160/0x440 net/netlink/af_netlink.c:2455 genl_rcv+0x24/0x40 net/netlink/genetlink.c:638 netlink_unicast_kernel net/netlink/af_netlink.c:1318 [inline] netlink_unicast+0x4d5/0x690 net/netlink/af_netlink.c:1344 netlink_sendmsg+0x717/0xcc0 net/netlink/af_netlink.c:1909 sock_sendmsg_nosec net/socket.c:622 [inline] sock_sendmsg+0xc7/0x130 net/socket.c:632 ___sys_sendmsg+0x7bb/0x8f0 net/socket.c:2115 __sys_sendmsg net/socket.c:2153 [inline] __do_sys_sendmsg net/socket.c:2162 [inline] __se_sys_sendmsg net/socket.c:2160 [inline] __x64_sys_sendmsg+0x132/0x220 net/socket.c:2160 do_syscall_64+0xf9/0x670 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x45de59 Code: 0d b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 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 db b3 fb ff c3 66 2e 0f 1f 84 00 00 00 00 RSP: 002b:00007f794b302c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 000000000002b140 RCX: 000000000045de59 RDX: 0000000000000000 RSI: 0000000020000600 RDI: 0000000000000003 RBP: 000000000118bf60 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 000000000118bf2c R13: 00007ffc15949d1f R14: 00007f794b3039c0 R15: 000000000118bf2c ================================================================================ netlink: 4 bytes leftover after parsing attributes in process `syz-executor.0'. netlink: 4 bytes leftover after parsing attributes in process `syz-executor.0'. netlink: 'syz-executor.3': attribute type 5 has an invalid length. netlink: 'syz-executor.3': attribute type 5 has an invalid length. SELinux: unrecognized netlink message: protocol=0 nlmsg_type=104 sclass=netlink_route_socket pid=8580 comm=syz-executor.0 nf_conntrack: default automatic helper assignment has been turned off for security reasons and CT-based firewall rule not found. Use the iptables CT target to attach helpers instead. vhci_hcd: vhci_device speed not set audit: type=1804 audit(1602814479.324:11): pid=8729 uid=0 auid=0 ses=4 subj=system_u:system_r:kernel_t:s0 op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir092569159/syzkaller.1CmGkG/40/file0/bus" dev="sda1" ino=15846 res=1 usb usb1: usbfs: interface 0 claimed by hub while 'syz-executor.3' sets config #0 audit: type=1804 audit(1602814479.844:12): pid=8718 uid=0 auid=0 ses=4 subj=system_u:system_r:kernel_t:s0 op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir092569159/syzkaller.1CmGkG/40/file0/file0/bus" dev="sda1" ino=15830 res=1 audit: type=1800 audit(1602814479.844:13): pid=8718 uid=0 auid=0 ses=4 subj=system_u:system_r:kernel_t:s0 op=collect_data cause=failed comm="syz-executor.4" name="bus" dev="sda1" ino=15830 res=0 ceph: device name is missing path (no : separator in 01777777777777777777777g>@D:!-/üi%rLw5Ȥ>[*K|`j0xz4GO/y`L k[ZduO$kRGKL#LcZ"Bi1s;z ]zB) audit: type=1804 audit(1602814480.324:14): pid=8761 uid=0 auid=0 ses=4 subj=system_u:system_r:kernel_t:s0 op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir092569159/syzkaller.1CmGkG/41/file0/bus" dev="sda1" ino=15846 res=1 ceph: device name is missing path (no : separator in 01777777777777777777777g>@D:!-/üi%rLw5Ȥ>[*K|`j0xz4GO/y`L k[ZduO$kRGKL#LcZ"Bi1s;z ]zB) ceph: device name is missing path (no : separator in 01777777777777777777777g>@D:!-/üi%rLw5Ȥ>[*K|`j0xz4GO/y`L k[ZduO$kRGKL#LcZ"Bi1s;z ]zB) audit: type=1804 audit(1602814480.844:15): pid=8781 uid=0 auid=0 ses=4 subj=system_u:system_r:kernel_t:s0 op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir092569159/syzkaller.1CmGkG/42/file0/bus" dev="sda1" ino=15846 res=1 ceph: device name is missing path (no : separator in 01777777777777777777777g>@D:!-/üi%rLw5Ȥ>[*K|`j0xz4GO/y`L k[ZduO$kRGKL#LcZ"Bi1s;z ]zB) ceph: device name is missing path (no : separator in 01777777777777777777777g>@D:!-/üi%rLw5Ȥ>[*K|`j0xz4GO/y`L k[ZduO$kRGKL#LcZ"Bi1s;z ]zB) Cannot find add_set index 0 as target syz-executor.4 (8781) used greatest stack depth: 22872 bytes left audit: type=1400 audit(1602814482.704:16): avc: denied { create } for pid=8875 comm="syz-executor.0" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=dccp_socket permissive=1 (unnamed net_device) (uninitialized): HSR: Slave2 device not specified Subscription rejected, illegal request syz-executor.0 (8929) used greatest stack depth: 22480 bytes left Subscription rejected, illegal request Subscription rejected, illegal request audit: type=1800 audit(1602814484.424:17): pid=8951 uid=0 auid=0 ses=4 subj=system_u:system_r:kernel_t:s0 op=collect_data cause=failed(directio) comm="syz-executor.1" name="bus" dev="sda1" ino=15869 res=0 Subscription rejected, illegal request audit: type=1800 audit(1602814485.144:18): pid=8951 uid=0 auid=0 ses=4 subj=system_u:system_r:kernel_t:s0 op=collect_data cause=failed(directio) comm="syz-executor.1" name="bus" dev="sda1" ino=15895 res=0