program: bpf$MAP_CREATE(0x0, &(0x7f0000001740)=ANY=[@ANYBLOB="1b00000000000000000000000080"], 0x48) r0 = socket(0x28, 0x5, 0x0) bind$vsock_stream(r0, &(0x7f0000000040), 0x10) listen(r0, 0x0) r1 = socket(0x28, 0x5, 0x0) connect$vsock_stream(r1, &(0x7f0000000080), 0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x2, 0x31, 0xffffffffffffffff, 0x0) r2 = openat$tun(0xffffffffffffff9c, &(0x7f0000000000), 0x48241, 0x0) ioctl$TUNSETIFF(r2, 0x400454ca, &(0x7f00000000c0)={'syzkaller1\x00', 0x6bf1c2d5adba8c32}) write$tun(r2, &(0x7f0000000440)={@val, @void, @eth={@broadcast, @remote, @void, {@ipv4={0x800, @udp={{0x5, 0x4, 0x0, 0x0, 0x452c, 0x0, 0x0, 0x0, 0x2f, 0x0, @initdev={0xac, 0x1e, 0x0, 0x0}, @multicast1}, {0x0, 0x6558, 0x18, 0x0, @wg=@data={0x4, 0x0, 0xffffdd86}}}}}}}, 0xfdef) setsockopt$sock_linger(r1, 0x1, 0x3c, &(0x7f0000000180)={0x1, 0x5}, 0x8) sendmmsg(r1, &(0x7f0000000100)=[{{0x0, 0x0, &(0x7f0000000200)=[{&(0x7f0000000000)="1b", 0x40000}], 0x11}}], 0x1, 0x24008094) madvise(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x15) r3 = socket(0x40000000015, 0x5, 0x0) connect$inet6(r3, &(0x7f0000000200)={0xa, 0x0, 0x3, @rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02', 0x101}, 0x1c) getsockopt$sock_buf(r3, 0x1, 0x1c, 0x0, &(0x7f00000001c0)=0x3b) r4 = socket$nl_route(0x10, 0x3, 0x0) r5 = bpf$PROG_LOAD(0x5, &(0x7f0000000300)={0x11, 0xc, &(0x7f0000000180)=ANY=[@ANYBLOB="18000000ed07449e000000000000000018010000", @ANYRES32, @ANYBLOB="0000000000000000b70800000000396f7b8af8ff00000000bfa200000000000007020000f8ffffffb703000008000000b704000000000000850000002400000095"], &(0x7f0000000240)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x45, '\x00', 0x0, @fallback=0x2b, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f00000002c0)={&(0x7f0000000080)='kfree\x00', r5}, 0x18) r6 = bpf$MAP_CREATE(0x0, &(0x7f0000000000)=@base={0x10, 0x4, 0x4, 0x2, 0x0, 0x1}, 0x50) bpf$MAP_GET_NEXT_KEY(0x2, &(0x7f0000000180)={r6, &(0x7f00000006c0), &(0x7f0000000000), 0x2}, 0x20) r7 = socket$inet6(0xa, 0x2, 0x0) ioctl$sock_SIOCGIFINDEX(r4, 0x8933, &(0x7f0000000300)={'macvtap0\x00', 0x0}) setsockopt$inet6_mreq(r7, 0x29, 0x14, &(0x7f0000000000)={@mcast2, r8}, 0x14) r9 = socket$inet6(0xa, 0x2, 0x0) madvise(&(0x7f0000000000/0x600000)=nil, 0x600003, 0x66) setsockopt$SO_BINDTODEVICE(r9, 0x1, 0x19, &(0x7f0000000080)='veth0_virt_wifi\x00', 0x10) sendmsg$nl_route_sched(r4, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000440)=@newtfilter={0x24, 0x11, 0x1, 0x70bd28, 0x2000, {0x0, 0x0, 0x74, r8, {0xfffd, 0x10}, {0x1, 0xfff1}, {0xfff2, 0x3}}}, 0x24}, 0x1, 0xf0ffffffffffff, 0x0, 0x14004804}, 0x840) bpf$TOKEN_CREATE(0x24, &(0x7f0000000100)={0x0, r4}, 0x8) [ 68.033924][ T5331] Bluetooth: hci0: command tx timeout [ 68.100641][ T5351] ------------[ cut here ]------------ [ 68.103100][ T5351] 'send_pkt()' returns 0, but 65536 expected [ 68.106821][ T5351] WARNING: CPU: 0 PID: 5351 at net/vmw_vsock/virtio_transport_common.c:428 virtio_transport_send_pkt_info+0xd11/0xf00 [ 68.112187][ T5351] Modules linked in: [ 68.114325][ T5351] CPU: 0 UID: 0 PID: 5351 Comm: syz.0.0 Not tainted 6.17.0-rc2-syzkaller-00028-gbe48bcf004f9 #0 PREEMPT(full) [ 68.119495][ T5351] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 [ 68.124262][ T5351] RIP: 0010:virtio_transport_send_pkt_info+0xd11/0xf00 [ 68.127285][ T5351] Code: 0f 0b 90 bd f2 ff ff ff eb bc e8 ca 62 64 f6 c6 05 ab 4c 32 04 01 90 48 c7 c7 00 d4 b8 8c 44 89 f6 4c 89 ea e8 b0 f2 27 f6 90 <0f> 0b 90 90 e9 e1 fe ff ff e8 a1 62 64 f6 90 0f 0b 90 e9 c5 f7 ff [ 68.135932][ T5351] RSP: 0018:ffffc9000d4b7530 EFLAGS: 00010246 [ 68.138656][ T5351] RAX: 665ebe409bd48b00 RBX: 0000000000010000 RCX: 0000000000100000 [ 68.142125][ T5351] RDX: ffffc9000e822000 RSI: 0000000000008da6 RDI: 0000000000008da7 [ 68.145818][ T5351] RBP: ffffffff8f879d50 R08: ffff88801fc24253 R09: 1ffff11003f8484a [ 68.149391][ T5351] R10: dffffc0000000000 R11: ffffed1003f8484b R12: dffffc0000000000 [ 68.153013][ T5351] R13: 0000000000010000 R14: 0000000000000000 R15: ffff888052e23aa4 [ 68.156494][ T5351] FS: 00007fcddd2b56c0(0000) GS:ffff88808d210000(0000) knlGS:0000000000000000 [ 68.160251][ T5351] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 68.162936][ T5351] CR2: 000020000003f000 CR3: 000000004364c000 CR4: 0000000000352ef0 [ 68.166059][ T5351] Call Trace: [ 68.167399][ T5351] [ 68.168692][ T5351] virtio_transport_seqpacket_enqueue+0x143/0x1c0 [ 68.171427][ T5351] ? __pfx_virtio_transport_seqpacket_enqueue+0x10/0x10 [ 68.174512][ T5351] ? __pfx__raw_spin_unlock_irqrestore+0x10/0x10 [ 68.177485][ T5351] ? do_raw_spin_unlock+0x4d/0x240 [ 68.180078][ T5351] ? remove_wait_queue+0x33/0x120 [ 68.182322][ T5351] vsock_connectible_sendmsg+0xac4/0x1050 [ 68.185197][ T5351] ? __pfx_vsock_connectible_sendmsg+0x10/0x10 [ 68.187890][ T5351] ? __pfx_aa_sk_perm+0x10/0x10 [ 68.190061][ T5351] ? __pfx_woken_wake_function+0x10/0x10 [ 68.192393][ T5351] ? aa_sock_msg_perm+0xf1/0x1d0 [ 68.194549][ T5351] ? bpf_lsm_socket_sendmsg+0x9/0x20 [ 68.197314][ T5351] ? __pfx_vsock_connectible_sendmsg+0x10/0x10 [ 68.200546][ T5351] __sock_sendmsg+0x219/0x270 [ 68.203298][ T5351] ____sys_sendmsg+0x52d/0x830 [ 68.205734][ T5351] ? __pfx_____sys_sendmsg+0x10/0x10 [ 68.208240][ T5351] ? import_iovec+0x74/0xa0 [ 68.210201][ T5351] ___sys_sendmsg+0x21f/0x2a0 [ 68.212314][ T5351] ? __pfx____sys_sendmsg+0x10/0x10 [ 68.214798][ T5351] ? futex_private_hash_put+0x4b/0x280 [ 68.217233][ T5351] ? __fget_files+0x2a/0x420 [ 68.219274][ T5351] ? __fget_files+0x3a0/0x420 [ 68.221316][ T5351] __sys_sendmmsg+0x227/0x430 [ 68.223395][ T5351] ? __pfx___sys_sendmmsg+0x10/0x10 [ 68.225543][ T5351] ? rcu_is_watching+0x15/0xb0 [ 68.227415][ T5351] ? rcu_is_watching+0x15/0xb0 [ 68.229340][ T5351] __x64_sys_sendmmsg+0xa0/0xc0 [ 68.231358][ T5351] do_syscall_64+0xfa/0x3b0 [ 68.233306][ T5351] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 68.235740][ T5351] ? clear_bhb_loop+0x60/0xb0 [ 68.237651][ T5351] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 68.240202][ T5351] RIP: 0033:0x7fcddc38ebe9 [ 68.242167][ T5351] 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 a8 ff ff ff f7 d8 64 89 01 48 [ 68.250288][ T5351] RSP: 002b:00007fcddd2b5038 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 68.253979][ T5351] RAX: ffffffffffffffda RBX: 00007fcddc5b5fa0 RCX: 00007fcddc38ebe9 [ 68.257804][ T5351] RDX: 0000000000000001 RSI: 0000200000000100 RDI: 0000000000000005 [ 68.261398][ T5351] RBP: 00007fcddc411e19 R08: 0000000000000000 R09: 0000000000000000 [ 68.265088][ T5351] R10: 0000000024008094 R11: 0000000000000246 R12: 0000000000000000 [ 68.268337][ T5351] R13: 00007fcddc5b6038 R14: 00007fcddc5b5fa0 R15: 00007ffeb2e16048 [ 68.271716][ T5351] [ 68.273250][ T5351] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 68.276450][ T5351] CPU: 0 UID: 0 PID: 5351 Comm: syz.0.0 Not tainted 6.17.0-rc2-syzkaller-00028-gbe48bcf004f9 #0 PREEMPT(full) [ 68.281428][ T5351] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 [ 68.286049][ T5351] Call Trace: [ 68.287584][ T5351] [ 68.288942][ T5351] dump_stack_lvl+0x99/0x250 [ 68.290949][ T5351] ? __asan_memcpy+0x40/0x70 [ 68.292905][ T5351] ? __pfx_dump_stack_lvl+0x10/0x10 [ 68.295056][ T5351] ? __pfx__printk+0x10/0x10 [ 68.297020][ T5351] vpanic+0x281/0x750 [ 68.298768][ T5351] ? __pfx__printk+0x10/0x10 [ 68.300737][ T5351] ? __pfx_vpanic+0x10/0x10 [ 68.302727][ T5351] ? is_bpf_text_address+0x292/0x2b0 [ 68.305100][ T5351] panic+0xb9/0xc0 [ 68.306774][ T5351] ? __pfx_panic+0x10/0x10 [ 68.308759][ T5351] __warn+0x31b/0x4b0 [ 68.310496][ T5351] ? virtio_transport_send_pkt_info+0xd11/0xf00 [ 68.313234][ T5351] ? virtio_transport_send_pkt_info+0xd11/0xf00 [ 68.315825][ T5351] report_bug+0x2be/0x4f0 [ 68.317726][ T5351] ? virtio_transport_send_pkt_info+0xd11/0xf00 [ 68.320383][ T5351] ? virtio_transport_send_pkt_info+0xd11/0xf00 [ 68.323045][ T5351] ? virtio_transport_send_pkt_info+0xd13/0xf00 [ 68.325784][ T5351] handle_bug+0x84/0x160 [ 68.327657][ T5351] exc_invalid_op+0x1a/0x50 [ 68.329607][ T5351] asm_exc_invalid_op+0x1a/0x20 [ 68.331736][ T5351] RIP: 0010:virtio_transport_send_pkt_info+0xd11/0xf00 [ 68.334624][ T5351] Code: 0f 0b 90 bd f2 ff ff ff eb bc e8 ca 62 64 f6 c6 05 ab 4c 32 04 01 90 48 c7 c7 00 d4 b8 8c 44 89 f6 4c 89 ea e8 b0 f2 27 f6 90 <0f> 0b 90 90 e9 e1 fe ff ff e8 a1 62 64 f6 90 0f 0b 90 e9 c5 f7 ff [ 68.342905][ T5351] RSP: 0018:ffffc9000d4b7530 EFLAGS: 00010246 [ 68.345675][ T5351] RAX: 665ebe409bd48b00 RBX: 0000000000010000 RCX: 0000000000100000 [ 68.349052][ T5351] RDX: ffffc9000e822000 RSI: 0000000000008da6 RDI: 0000000000008da7 [ 68.352574][ T5351] RBP: ffffffff8f879d50 R08: ffff88801fc24253 R09: 1ffff11003f8484a [ 68.355887][ T5351] R10: dffffc0000000000 R11: ffffed1003f8484b R12: dffffc0000000000 [ 68.359213][ T5351] R13: 0000000000010000 R14: 0000000000000000 R15: ffff888052e23aa4 [ 68.362545][ T5351] virtio_transport_seqpacket_enqueue+0x143/0x1c0 [ 68.365434][ T5351] ? __pfx_virtio_transport_seqpacket_enqueue+0x10/0x10 [ 68.368257][ T5351] ? __pfx__raw_spin_unlock_irqrestore+0x10/0x10 [ 68.370864][ T5351] ? do_raw_spin_unlock+0x4d/0x240 [ 68.372987][ T5351] ? remove_wait_queue+0x33/0x120 [ 68.375018][ T5351] vsock_connectible_sendmsg+0xac4/0x1050 [ 68.377381][ T5351] ? __pfx_vsock_connectible_sendmsg+0x10/0x10 [ 68.380092][ T5351] ? __pfx_aa_sk_perm+0x10/0x10 [ 68.382152][ T5351] ? __pfx_woken_wake_function+0x10/0x10 [ 68.384463][ T5351] ? aa_sock_msg_perm+0xf1/0x1d0 [ 68.386635][ T5351] ? bpf_lsm_socket_sendmsg+0x9/0x20 [ 68.388824][ T5351] ? __pfx_vsock_connectible_sendmsg+0x10/0x10 [ 68.391388][ T5351] __sock_sendmsg+0x219/0x270 [ 68.393316][ T5351] ____sys_sendmsg+0x52d/0x830 [ 68.395257][ T5351] ? __pfx_____sys_sendmsg+0x10/0x10 [ 68.397503][ T5351] ? import_iovec+0x74/0xa0 [ 68.399558][ T5351] ___sys_sendmsg+0x21f/0x2a0 [ 68.401529][ T5351] ? __pfx____sys_sendmsg+0x10/0x10 [ 68.403758][ T5351] ? futex_private_hash_put+0x4b/0x280 [ 68.406150][ T5351] ? __fget_files+0x2a/0x420 [ 68.408201][ T5351] ? __fget_files+0x3a0/0x420 [ 68.410329][ T5351] __sys_sendmmsg+0x227/0x430 [ 68.412542][ T5351] ? __pfx___sys_sendmmsg+0x10/0x10 [ 68.414914][ T5351] ? rcu_is_watching+0x15/0xb0 [ 68.417174][ T5351] ? rcu_is_watching+0x15/0xb0 [ 68.419271][ T5351] __x64_sys_sendmmsg+0xa0/0xc0 [ 68.421412][ T5351] do_syscall_64+0xfa/0x3b0 [ 68.423495][ T5351] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 68.426154][ T5351] ? clear_bhb_loop+0x60/0xb0 [ 68.428264][ T5351] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 68.430863][ T5351] RIP: 0033:0x7fcddc38ebe9 [ 68.432800][ T5351] 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 a8 ff ff ff f7 d8 64 89 01 48 [ 68.440640][ T5351] RSP: 002b:00007fcddd2b5038 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 68.444244][ T5351] RAX: ffffffffffffffda RBX: 00007fcddc5b5fa0 RCX: 00007fcddc38ebe9 [ 68.447856][ T5351] RDX: 0000000000000001 RSI: 0000200000000100 RDI: 0000000000000005 [ 68.451512][ T5351] RBP: 00007fcddc411e19 R08: 0000000000000000 R09: 0000000000000000 [ 68.454934][ T5351] R10: 0000000024008094 R11: 0000000000000246 R12: 0000000000000000 [ 68.458345][ T5351] R13: 00007fcddc5b6038 R14: 00007fcddc5b5fa0 R15: 00007ffeb2e16048 [ 68.461636][ T5351] [ 68.463326][ T5351] Kernel Offset: disabled [ 68.465177][ T5351] Rebooting in 86400 seconds..