SQUASHFS error: Unable to read directory block [1d4:26] netlink: 192 bytes leftover after parsing attributes in process `syz-executor.4'. ================================================================================ UBSAN: Undefined behaviour in net/mac80211/cfg.c:491:9 index 255 is out of range for type 'ieee80211_key *[6]' CPU: 1 PID: 19759 Comm: syz-executor.5 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 SQUASHFS error: Unable to read directory block [1d4:26] genl_family_rcv_msg+0x6bf/0xd50 net/netlink/genetlink.c:602 SQUASHFS error: Unable to read directory block [1d4:26] 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:00007f34b5c40c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 000000000002b140 RCX: 000000000045de59 RDX: 0000000000000000 RSI: 0000000020000340 RDI: 0000000000000008 RBP: 000000000118c008 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 000000000118bfd4 R13: 00007fff6d74620f R14: 00007f34b5c419c0 R15: 000000000118bfd4 ================================================================================ SELinux: unrecognized netlink message: protocol=0 nlmsg_type=259 sclass=netlink_route_socket pid=19837 comm=syz-executor.1 device macvlan0 entered promiscuous mode SQUASHFS error: Unable to read directory block [1d4:26] device macvlan0 left promiscuous mode befs: Unrecognized mount option "Ž[\*" or missing value befs: (loop3): cannot parse mount options SQUASHFS error: Unable to read directory block [1d4:26] SQUASHFS error: Unable to read directory block [1d4:26] SQUASHFS error: Unable to read directory block [1d4:26] device syzkaller1 entered promiscuous mode SQUASHFS error: Unable to read directory block [1d4:26] FAULT_INJECTION: forcing a failure. name failslab, interval 1, probability 0, space 0, times 0 CPU: 0 PID: 20043 Comm: syz-executor.0 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 fail_dump lib/fault-inject.c:51 [inline] should_fail.cold+0xa/0x2f lib/fault-inject.c:149 __should_failslab+0x153/0x1b6 mm/failslab.c:32 should_failslab+0x5/0xf mm/slab_common.c:1588 slab_pre_alloc_hook mm/slab.h:424 [inline] slab_alloc mm/slab.c:3383 [inline] kmem_cache_alloc_trace+0x2b6/0x4b0 mm/slab.c:3623 kmalloc include/linux/slab.h:515 [inline] kzalloc include/linux/slab.h:709 [inline] tcp_sendmsg_fastopen net/ipv4/tcp.c:1168 [inline] tcp_sendmsg_locked+0x2767/0x2fe0 net/ipv4/tcp.c:1232 tcp_sendmsg+0x2b/0x40 net/ipv4/tcp.c:1460 inet_sendmsg+0x174/0x640 net/ipv4/af_inet.c:798 sock_sendmsg_nosec net/socket.c:622 [inline] sock_sendmsg+0xc7/0x130 net/socket.c:632 __sys_sendto+0x21a/0x320 net/socket.c:1787 __do_sys_sendto net/socket.c:1799 [inline] __se_sys_sendto net/socket.c:1795 [inline] __x64_sys_sendto+0xdd/0x1b0 net/socket.c:1795 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:00007f2c23a0ac78 EFLAGS: 00000246 ORIG_RAX: 000000000000002c RAX: ffffffffffffffda RBX: 000000000002e8c0 RCX: 000000000045de59 RDX: fffffffffffffee0 RSI: 00000000200000c0 RDI: 0000000000000005 RBP: 00007f2c23a0aca0 R08: 0000000020b63fe4 R09: 000000000000001c R10: 0000000020000004 R11: 0000000000000246 R12: 0000000000000000 R13: 00007fff7651364f R14: 00007f2c23a0b9c0 R15: 000000000118bf2c squashfs: SQUASHFS error: Can't find a SQUASHFS superblock on loop1 squashfs: SQUASHFS error: Can't find a SQUASHFS superblock on loop1 FAULT_INJECTION: forcing a failure. name failslab, interval 1, probability 0, space 0, times 0 CPU: 0 PID: 20074 Comm: syz-executor.0 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 fail_dump lib/fault-inject.c:51 [inline] should_fail.cold+0xa/0x2f lib/fault-inject.c:149 __should_failslab+0x153/0x1b6 mm/failslab.c:32 should_failslab+0x5/0xf mm/slab_common.c:1588 slab_pre_alloc_hook mm/slab.h:424 [inline] slab_alloc mm/slab.c:3383 [inline] kmem_cache_alloc+0x43/0x4a0 mm/slab.c:3557 inet_bind_bucket_create net/ipv4/inet_hashtables.c:70 [inline] __inet_hash_connect+0x719/0xd30 net/ipv4/inet_hashtables.c:735 tcp_v6_connect+0x1930/0x2290 net/ipv6/tcp_ipv6.c:299 __inet_stream_connect+0x836/0xe50 net/ipv4/af_inet.c:655 tcp_sendmsg_fastopen net/ipv4/tcp.c:1185 [inline] tcp_sendmsg_locked+0x22cb/0x2fe0 net/ipv4/tcp.c:1232 tcp_sendmsg+0x2b/0x40 net/ipv4/tcp.c:1460 inet_sendmsg+0x174/0x640 net/ipv4/af_inet.c:798 sock_sendmsg_nosec net/socket.c:622 [inline] sock_sendmsg+0xc7/0x130 net/socket.c:632 __sys_sendto+0x21a/0x320 net/socket.c:1787 __do_sys_sendto net/socket.c:1799 [inline] __se_sys_sendto net/socket.c:1795 [inline] __x64_sys_sendto+0xdd/0x1b0 net/socket.c:1795 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:00007f2c23a0ac78 EFLAGS: 00000246 ORIG_RAX: 000000000000002c RAX: ffffffffffffffda RBX: 000000000002e8c0 RCX: 000000000045de59 RDX: fffffffffffffee0 RSI: 00000000200000c0 RDI: 0000000000000005 RBP: 00007f2c23a0aca0 R08: 0000000020b63fe4 R09: 000000000000001c R10: 0000000020000004 R11: 0000000000000246 R12: 0000000000000001 R13: 00007fff7651364f R14: 00007f2c23a0b9c0 R15: 000000000118bf2c FAULT_INJECTION: forcing a failure. name failslab, interval 1, probability 0, space 0, times 0 CPU: 1 PID: 20103 Comm: syz-executor.0 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 fail_dump lib/fault-inject.c:51 [inline] should_fail.cold+0xa/0x2f lib/fault-inject.c:149 __should_failslab+0x153/0x1b6 mm/failslab.c:32 should_failslab+0x5/0xf mm/slab_common.c:1588 slab_pre_alloc_hook mm/slab.h:424 [inline] slab_alloc_node mm/slab.c:3304 [inline] kmem_cache_alloc_node+0x245/0x4d0 mm/slab.c:3647 __alloc_skb+0x71/0x580 net/core/skbuff.c:193 alloc_skb_fclone include/linux/skbuff.h:1037 [inline] sk_stream_alloc_skb+0xba/0x850 net/ipv4/tcp.c:882 tcp_connect+0x221/0x2610 net/ipv4/tcp_output.c:3513 tcp_v6_connect+0x1c36/0x2290 net/ipv6/tcp_ipv6.c:321 __inet_stream_connect+0x836/0xe50 net/ipv4/af_inet.c:655 tcp_sendmsg_fastopen net/ipv4/tcp.c:1185 [inline] tcp_sendmsg_locked+0x22cb/0x2fe0 net/ipv4/tcp.c:1232 tcp_sendmsg+0x2b/0x40 net/ipv4/tcp.c:1460 inet_sendmsg+0x174/0x640 net/ipv4/af_inet.c:798 sock_sendmsg_nosec net/socket.c:622 [inline] sock_sendmsg+0xc7/0x130 net/socket.c:632 __sys_sendto+0x21a/0x320 net/socket.c:1787 __do_sys_sendto net/socket.c:1799 [inline] __se_sys_sendto net/socket.c:1795 [inline] __x64_sys_sendto+0xdd/0x1b0 net/socket.c:1795 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:00007f2c239e9c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002c RAX: ffffffffffffffda RBX: 000000000002e8c0 RCX: 000000000045de59 RDX: fffffffffffffee0 RSI: 00000000200000c0 RDI: 0000000000000005 RBP: 00007f2c239e9ca0 R08: 0000000020b63fe4 R09: 000000000000001c R10: 0000000020000004 R11: 0000000000000246 R12: 0000000000000002 R13: 00007fff7651364f R14: 00007f2c239ea9c0 R15: 000000000118bfd4 SQUASHFS error: xz decompression failed, data probably corrupt SQUASHFS error: squashfs_read_data failed to read block 0x106 FAULT_INJECTION: forcing a failure. name failslab, interval 1, probability 0, space 0, times 0 SQUASHFS error: Unable to read metadata cache entry [106] SQUASHFS error: Unable to read inode 0x11e CPU: 0 PID: 20120 Comm: syz-executor.0 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 fail_dump lib/fault-inject.c:51 [inline] should_fail.cold+0xa/0x2f lib/fault-inject.c:149 __should_failslab+0x153/0x1b6 mm/failslab.c:32 should_failslab+0x5/0xf mm/slab_common.c:1588 slab_pre_alloc_hook mm/slab.h:424 [inline] slab_alloc_node mm/slab.c:3304 [inline] kmem_cache_alloc_node_trace+0x244/0x4d0 mm/slab.c:3666 __do_kmalloc_node mm/slab.c:3688 [inline] __kmalloc_node_track_caller+0x38/0x70 mm/slab.c:3703 __kmalloc_reserve net/core/skbuff.c:137 [inline] __alloc_skb+0xae/0x580 net/core/skbuff.c:205 alloc_skb_fclone include/linux/skbuff.h:1037 [inline] sk_stream_alloc_skb+0xba/0x850 net/ipv4/tcp.c:882 tcp_connect+0x221/0x2610 net/ipv4/tcp_output.c:3513 tcp_v6_connect+0x1c36/0x2290 net/ipv6/tcp_ipv6.c:321 __inet_stream_connect+0x836/0xe50 net/ipv4/af_inet.c:655 tcp_sendmsg_fastopen net/ipv4/tcp.c:1185 [inline] tcp_sendmsg_locked+0x22cb/0x2fe0 net/ipv4/tcp.c:1232 tcp_sendmsg+0x2b/0x40 net/ipv4/tcp.c:1460 inet_sendmsg+0x174/0x640 net/ipv4/af_inet.c:798 sock_sendmsg_nosec net/socket.c:622 [inline] sock_sendmsg+0xc7/0x130 net/socket.c:632 __sys_sendto+0x21a/0x320 net/socket.c:1787 __do_sys_sendto net/socket.c:1799 [inline] __se_sys_sendto net/socket.c:1795 [inline] __x64_sys_sendto+0xdd/0x1b0 net/socket.c:1795 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:00007f2c23a0ac78 EFLAGS: 00000246 ORIG_RAX: 000000000000002c RAX: ffffffffffffffda RBX: 000000000002e8c0 RCX: 000000000045de59 RDX: fffffffffffffee0 RSI: 00000000200000c0 RDI: 0000000000000005 RBP: 00007f2c23a0aca0 R08: 0000000020b63fe4 R09: 000000000000001c R10: 0000000020000004 R11: 0000000000000246 R12: 0000000000000003 R13: 00007fff7651364f R14: 00007f2c23a0b9c0 R15: 000000000118bf2c SQUASHFS error: xz decompression failed, data probably corrupt SQUASHFS error: squashfs_read_data failed to read block 0x106 SQUASHFS error: Unable to read metadata cache entry [106] SQUASHFS error: Unable to read inode 0x11e FAULT_INJECTION: forcing a failure. name failslab, interval 1, probability 0, space 0, times 0 CPU: 1 PID: 20155 Comm: syz-executor.0 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 fail_dump lib/fault-inject.c:51 [inline] should_fail.cold+0xa/0x2f lib/fault-inject.c:149 __should_failslab+0x153/0x1b6 mm/failslab.c:32 should_failslab+0x5/0xf mm/slab_common.c:1588 slab_pre_alloc_hook mm/slab.h:424 [inline] slab_alloc mm/slab.c:3383 [inline] kmem_cache_alloc+0x43/0x4a0 mm/slab.c:3557 __nf_conntrack_alloc+0xda/0x600 net/netfilter/nf_conntrack_core.c:1343 init_conntrack+0xed8/0x11f0 net/netfilter/nf_conntrack_core.c:1423 resolve_normal_ct net/netfilter/nf_conntrack_core.c:1527 [inline] nf_conntrack_in+0x85a/0xce0 net/netfilter/nf_conntrack_core.c:1605 nf_hook_entry_hookfn include/linux/netfilter.h:119 [inline] nf_hook_slow+0xc5/0x1e0 net/netfilter/core.c:511 nf_hook include/linux/netfilter.h:244 [inline] NF_HOOK include/linux/netfilter.h:287 [inline] ip6_xmit+0x1286/0x2110 net/ipv6/ip6_output.c:275 inet6_csk_xmit+0x350/0x661 net/ipv6/inet6_connection_sock.c:139 __tcp_transmit_skb+0x1c72/0x36c0 net/ipv4/tcp_output.c:1148 tcp_transmit_skb net/ipv4/tcp_output.c:1164 [inline] tcp_send_syn_data net/ipv4/tcp_output.c:3486 [inline] tcp_connect+0x121e/0x2610 net/ipv4/tcp_output.c:3525 tcp_v6_connect+0x1c36/0x2290 net/ipv6/tcp_ipv6.c:321 __inet_stream_connect+0x836/0xe50 net/ipv4/af_inet.c:655 tcp_sendmsg_fastopen net/ipv4/tcp.c:1185 [inline] tcp_sendmsg_locked+0x22cb/0x2fe0 net/ipv4/tcp.c:1232 tcp_sendmsg+0x2b/0x40 net/ipv4/tcp.c:1460 inet_sendmsg+0x174/0x640 net/ipv4/af_inet.c:798 sock_sendmsg_nosec net/socket.c:622 [inline] sock_sendmsg+0xc7/0x130 net/socket.c:632 __sys_sendto+0x21a/0x320 net/socket.c:1787 __do_sys_sendto net/socket.c:1799 [inline] __se_sys_sendto net/socket.c:1795 [inline] __x64_sys_sendto+0xdd/0x1b0 net/socket.c:1795 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:00007f2c23a0ac78 EFLAGS: 00000246 ORIG_RAX: 000000000000002c RAX: ffffffffffffffda RBX: 000000000002e8c0 RCX: 000000000045de59 RDX: fffffffffffffee0 RSI: 00000000200000c0 RDI: 0000000000000005 RBP: 00007f2c23a0aca0 R08: 0000000020b63fe4 R09: 000000000000001c R10: 0000000020000004 R11: 0000000000000246 R12: 0000000000000004 R13: 00007fff7651364f R14: 00007f2c23a0b9c0 R15: 000000000118bf2c SQUASHFS error: Unable to read directory block [1d4:26] SQUASHFS error: Unable to read directory block [1d4:26] SQUASHFS error: Unable to read directory block [1d4:26] SQUASHFS error: Unable to read directory block [1d4:26] SQUASHFS error: Unable to read directory block [1d4:26] SQUASHFS error: Unable to read directory block [1d4:26] SQUASHFS error: Unable to read directory block [1d4:26] SQUASHFS error: squashfs_read_data failed to read block 0x0 squashfs: SQUASHFS error: unable to read xattr id index table FAT-fs (loop5): bogus number of reserved sectors FAT-fs (loop5): Can't find a valid FAT filesystem