IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready
wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50
IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready
BUG: please report to dccp@vger.kernel.org => prev = 0, last = 0 at net/dccp/ccids/lib/packet_history.c:422/tfrc_rx_hist_sample_rtt()
CPU: 1 PID: 9565 Comm: syz-executor.0 Not tainted 4.19.211-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022
Call Trace:
__dump_stack lib/dump_stack.c:77 [inline]
dump_stack+0x1fc/0x2ef lib/dump_stack.c:118
tfrc_rx_hist_sample_rtt.cold+0x57/0x5c net/dccp/ccids/lib/packet_history.c:422
ccid3_hc_rx_packet_recv+0x5be/0xe90 net/dccp/ccids/ccid3.c:767
ccid_hc_rx_packet_recv net/dccp/ccid.h:185 [inline]
dccp_deliver_input_to_ccids+0xe1/0x260 net/dccp/input.c:180
dccp_rcv_established net/dccp/input.c:378 [inline]
dccp_rcv_established+0x107/0x160 net/dccp/input.c:368
dccp_v4_do_rcv+0x136/0x1a0 net/dccp/ipv4.c:656
sk_backlog_rcv include/net/sock.h:952 [inline]
__sk_receive_skb+0x350/0xbb0 net/core/sock.c:473
dccp_v4_rcv+0xed8/0x1a60 net/dccp/ipv4.c:877
ip_local_deliver_finish+0x495/0xc00 net/ipv4/ip_input.c:215
dccp_close: ABORT with 195 bytes unread
NF_HOOK include/linux/netfilter.h:289 [inline]
ip_local_deliver+0x188/0x500 net/ipv4/ip_input.c:256
dst_input include/net/dst.h:461 [inline]
ip_rcv_finish+0x1ca/0x2e0 net/ipv4/ip_input.c:414
NF_HOOK include/linux/netfilter.h:289 [inline]
ip_rcv+0xca/0x3c0 net/ipv4/ip_input.c:524
__netif_receive_skb_one_core+0x114/0x180 net/core/dev.c:4954
__netif_receive_skb+0x27/0x1c0 net/core/dev.c:5066
process_backlog+0x241/0x700 net/core/dev.c:5849
napi_poll net/core/dev.c:6280 [inline]
net_rx_action+0x4ac/0xfb0 net/core/dev.c:6346
__do_softirq+0x265/0x980 kernel/softirq.c:292
do_softirq_own_stack+0x2a/0x40 arch/x86/entry/entry_64.S:1092
do_softirq.part.0+0x160/0x1c0 kernel/softirq.c:336
do_softirq kernel/softirq.c:328 [inline]
__local_bh_enable_ip+0x20e/0x270 kernel/softirq.c:189
local_bh_enable include/linux/bottom_half.h:32 [inline]
rcu_read_unlock_bh include/linux/rcupdate.h:721 [inline]
ip_finish_output2+0xde2/0x15a0 net/ipv4/ip_output.c:232
ip_finish_output+0xae9/0x10b0 net/ipv4/ip_output.c:318
NF_HOOK_COND include/linux/netfilter.h:278 [inline]
ip_output+0x203/0x5f0 net/ipv4/ip_output.c:406
dst_output include/net/dst.h:455 [inline]
ip_local_out+0xaf/0x170 net/ipv4/ip_output.c:125
__ip_queue_xmit+0x91e/0x1c10 net/ipv4/ip_output.c:507
IPv6: ADDRCONF(NETDEV_UP): wlan0: link is not ready
dccp_transmit_skb+0x970/0x12b0 net/dccp/output.c:142
dccp_xmit_packet+0x1fc/0x760 net/dccp/output.c:281
wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
dccp_write_xmit+0x16d/0x1d0 net/dccp/output.c:363
dccp_sendmsg+0x8de/0xc90 net/dccp/proto.c:816
wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50
inet_sendmsg+0x132/0x5a0 net/ipv4/af_inet.c:798
sock_sendmsg_nosec net/socket.c:651 [inline]
sock_sendmsg+0xc3/0x120 net/socket.c:661
___sys_sendmsg+0x7bb/0x8e0 net/socket.c:2227
IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready
IPv6: ADDRCONF(NETDEV_UP): wlan1: link is not ready
wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
__sys_sendmsg net/socket.c:2265 [inline]
__do_sys_sendmsg net/socket.c:2274 [inline]
__se_sys_sendmsg net/socket.c:2272 [inline]
__x64_sys_sendmsg+0x132/0x220 net/socket.c:2272
wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50
IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready
do_syscall_64+0xf9/0x620 arch/x86/entry/common.c:293
entry_SYSCALL_64_after_hwframe+0x49/0xbe
RIP: 0033:0x7f5c4a710279
dccp_close: ABORT with 195 bytes unread
Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f5c49e85168 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
RAX: ffffffffffffffda RBX: 00007f5c4a822f80 RCX: 00007f5c4a710279
RDX: 0000000000040000 RSI: 0000000020000400 RDI: 0000000000000005
RBP: 00007f5c4a76a189 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007ffd301325ef R14: 00007f5c49e85300 R15: 0000000000022000
dccp_close: ABORT with 195 bytes unread
IPv6: ADDRCONF(NETDEV_UP): wlan0: link is not ready
wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
IPv6: ADDRCONF(NETDEV_UP): wlan1: link is not ready
wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50
wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50
IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready
IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready
dccp_close: ABORT with 195 bytes unread
IPv6: ADDRCONF(NETDEV_UP): wlan0: link is not ready
wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
IPv6: ADDRCONF(NETDEV_UP): wlan1: link is not ready
wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50
wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50
IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready
IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready
dccp_close: ABORT with 195 bytes unread
BUG: please report to dccp@vger.kernel.org => prev = 0, last = 0 at net/dccp/ccids/lib/packet_history.c:422/tfrc_rx_hist_sample_rtt()
CPU: 0 PID: 9686 Comm: syz-executor.5 Not tainted 4.19.211-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022
Call Trace:
__dump_stack lib/dump_stack.c:77 [inline]
dump_stack+0x1fc/0x2ef lib/dump_stack.c:118
tfrc_rx_hist_sample_rtt.cold+0x57/0x5c net/dccp/ccids/lib/packet_history.c:422
ccid3_hc_rx_packet_recv+0x5be/0xe90 net/dccp/ccids/ccid3.c:767
ccid_hc_rx_packet_recv net/dccp/ccid.h:185 [inline]
dccp_deliver_input_to_ccids+0xe1/0x260 net/dccp/input.c:180
dccp_rcv_established net/dccp/input.c:378 [inline]
dccp_rcv_established+0x107/0x160 net/dccp/input.c:368
dccp_v4_do_rcv+0x136/0x1a0 net/dccp/ipv4.c:656
sk_backlog_rcv include/net/sock.h:952 [inline]
__sk_receive_skb+0x350/0xbb0 net/core/sock.c:473
dccp_v4_rcv+0xed8/0x1a60 net/dccp/ipv4.c:877
ip_local_deliver_finish+0x495/0xc00 net/ipv4/ip_input.c:215
NF_HOOK include/linux/netfilter.h:289 [inline]
ip_local_deliver+0x188/0x500 net/ipv4/ip_input.c:256
dst_input include/net/dst.h:461 [inline]
ip_rcv_finish+0x1ca/0x2e0 net/ipv4/ip_input.c:414
NF_HOOK include/linux/netfilter.h:289 [inline]
ip_rcv+0xca/0x3c0 net/ipv4/ip_input.c:524
__netif_receive_skb_one_core+0x114/0x180 net/core/dev.c:4954
__netif_receive_skb+0x27/0x1c0 net/core/dev.c:5066
process_backlog+0x241/0x700 net/core/dev.c:5849
napi_poll net/core/dev.c:6280 [inline]
net_rx_action+0x4ac/0xfb0 net/core/dev.c:6346
__do_softirq+0x265/0x980 kernel/softirq.c:292
do_softirq_own_stack+0x2a/0x40 arch/x86/entry/entry_64.S:1092
do_softirq.part.0+0x160/0x1c0 kernel/softirq.c:336
do_softirq kernel/softirq.c:328 [inline]
__local_bh_enable_ip+0x20e/0x270 kernel/softirq.c:189
local_bh_enable include/linux/bottom_half.h:32 [inline]
rcu_read_unlock_bh include/linux/rcupdate.h:721 [inline]
ip_finish_output2+0xde2/0x15a0 net/ipv4/ip_output.c:232
ip_finish_output+0xae9/0x10b0 net/ipv4/ip_output.c:318
NF_HOOK_COND include/linux/netfilter.h:278 [inline]
ip_output+0x203/0x5f0 net/ipv4/ip_output.c:406
dst_output include/net/dst.h:455 [inline]
ip_local_out+0xaf/0x170 net/ipv4/ip_output.c:125
__ip_queue_xmit+0x91e/0x1c10 net/ipv4/ip_output.c:507
dccp_transmit_skb+0x970/0x12b0 net/dccp/output.c:142
dccp_xmit_packet+0x1fc/0x760 net/dccp/output.c:281
dccp_write_xmit+0x16d/0x1d0 net/dccp/output.c:363
dccp_sendmsg+0x8de/0xc90 net/dccp/proto.c:816
inet_sendmsg+0x132/0x5a0 net/ipv4/af_inet.c:798
sock_sendmsg_nosec net/socket.c:651 [inline]
sock_sendmsg+0xc3/0x120 net/socket.c:661
___sys_sendmsg+0x7bb/0x8e0 net/socket.c:2227
__sys_sendmsg net/socket.c:2265 [inline]
__do_sys_sendmsg net/socket.c:2274 [inline]
__se_sys_sendmsg net/socket.c:2272 [inline]
__x64_sys_sendmsg+0x132/0x220 net/socket.c:2272
do_syscall_64+0xf9/0x620 arch/x86/entry/common.c:293
entry_SYSCALL_64_after_hwframe+0x49/0xbe
RIP: 0033:0x7f7fa2dba279
Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f7fa252f168 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
RAX: ffffffffffffffda RBX: 00007f7fa2eccf80 RCX: 00007f7fa2dba279
RDX: 0000000000040000 RSI: 0000000020000400 RDI: 0000000000000005
RBP: 00007f7fa2e14189 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fff36ef0b3f R14: 00007f7fa252f300 R15: 0000000000022000
dccp_close: ABORT with 195 bytes unread
----------------
Code disassembly (best guess), 1 bytes skipped:
0: ff c3 inc %ebx
2: 66 2e 0f 1f 84 00 00 nopw %cs:0x0(%rax,%rax,1)
9: 00 00 00
c: 0f 1f 40 00 nopl 0x0(%rax)
10: 48 89 f8 mov %rdi,%rax
13: 48 89 f7 mov %rsi,%rdi
16: 48 89 d6 mov %rdx,%rsi
19: 48 89 ca mov %rcx,%rdx
1c: 4d 89 c2 mov %r8,%r10
1f: 4d 89 c8 mov %r9,%r8
22: 4c 8b 4c 24 08 mov 0x8(%rsp),%r9
27: 0f 05 syscall
* 29: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction
2f: 73 01 jae 0x32
31: c3 retq
32: 48 c7 c1 b8 ff ff ff mov $0xffffffffffffffb8,%rcx
39: f7 d8 neg %eax
3b: 64 89 01 mov %eax,%fs:(%rcx)
3e: 48 rex.W