[ 88.392280][ T40] audit: type=1400 audit(1767385127.700:115): avc: denied { transition } for pid=6115 comm="sshd-session" path="/bin/sh" dev="sda1" ino=90 scontext=system_u:system_r:sshd_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 88.402490][ T40] audit: type=1400 audit(1767385127.700:116): avc: denied { noatsecure } for pid=6115 comm="sshd-session" scontext=system_u:system_r:sshd_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 88.411327][ T40] audit: type=1400 audit(1767385127.700:117): avc: denied { rlimitinh } for pid=6115 comm="sh" scontext=system_u:system_r:sshd_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 88.420623][ T40] audit: type=1400 audit(1767385127.700:118): avc: denied { siginh } for pid=6115 comm="sh" scontext=system_u:system_r:sshd_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 91.900384][ T71] cfg80211: failed to load regulatory.db Warning: Permanently added '[localhost]:27208' (ED25519) to the list of known hosts. 2026/01/02 20:18:55 parsed 1 programs [ 96.475787][ T40] audit: type=1400 audit(1767385135.780:119): avc: denied { node_bind } for pid=6157 comm="syz-execprog" saddr=::1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:node_t tclass=tcp_socket permissive=1 [ 99.234869][ T40] audit: type=1400 audit(1767385138.540:120): avc: denied { read write } for pid=6165 comm="syz-executor" name="swap-file" dev="sda1" ino=2026 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=file permissive=1 trawcon="root:object_r:swapfile_t" [ 99.246651][ T40] audit: type=1400 audit(1767385138.540:121): avc: denied { open } for pid=6165 comm="syz-executor" path="/swap-file" dev="sda1" ino=2026 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=file permissive=1 trawcon="root:object_r:swapfile_t" [ 99.299212][ T40] audit: type=1400 audit(1767385138.610:122): avc: denied { unlink } for pid=6165 comm="syz-executor" name="swap-file" dev="sda1" ino=2026 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=file permissive=1 trawcon="root:object_r:swapfile_t" [ 99.668426][ T40] audit: type=1400 audit(1767385138.980:123): avc: denied { relabelto } for pid=6171 comm="mkswap" name="swap-file" dev="sda1" ino=2026 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=file permissive=1 trawcon="root:object_r:swapfile_t" [ 100.574841][ T6165] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 103.140904][ T6184] chnl_net:caif_netlink_parms(): no params data found [ 103.344240][ T6184] bridge0: port 1(bridge_slave_0) entered blocking state [ 103.347627][ T6184] bridge0: port 1(bridge_slave_0) entered disabled state [ 103.350738][ T6184] bridge_slave_0: entered allmulticast mode [ 103.354767][ T6184] bridge_slave_0: entered promiscuous mode [ 103.360474][ T6184] bridge0: port 2(bridge_slave_1) entered blocking state [ 103.363622][ T6184] bridge0: port 2(bridge_slave_1) entered disabled state [ 103.366754][ T6184] bridge_slave_1: entered allmulticast mode [ 103.370604][ T6184] bridge_slave_1: entered promiscuous mode [ 103.421402][ T6184] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 103.426357][ T6184] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 103.462266][ T6184] team0: Port device team_slave_0 added [ 103.466267][ T6184] team0: Port device team_slave_1 added [ 103.503187][ T6184] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 103.505717][ T6184] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1532 would solve the problem. [ 103.516205][ T6184] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 103.522199][ T6184] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 103.525073][ T6184] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1532 would solve the problem. [ 103.534403][ T6184] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 103.580365][ T6184] hsr_slave_0: entered promiscuous mode [ 103.582888][ T6184] hsr_slave_1: entered promiscuous mode [ 104.134439][ T6184] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 104.154624][ T6184] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 104.162756][ T6184] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 104.169780][ T6184] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 104.245387][ T6184] 8021q: adding VLAN 0 to HW filter on device bond0 [ 104.263533][ T6184] 8021q: adding VLAN 0 to HW filter on device team0 [ 104.273818][ T213] bridge0: port 1(bridge_slave_0) entered blocking state [ 104.277163][ T213] bridge0: port 1(bridge_slave_0) entered forwarding state [ 104.292239][ T13] bridge0: port 2(bridge_slave_1) entered blocking state [ 104.295888][ T13] bridge0: port 2(bridge_slave_1) entered forwarding state [ 104.373488][ T40] audit: type=1400 audit(1767385143.680:124): avc: denied { sys_module } for pid=6184 comm="syz-executor" capability=16 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=capability permissive=1 [ 104.464767][ T6184] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 104.509621][ T6184] veth0_vlan: entered promiscuous mode [ 104.519526][ T6184] veth1_vlan: entered promiscuous mode [ 104.544298][ T6184] veth0_macvtap: entered promiscuous mode [ 104.550551][ T6184] veth1_macvtap: entered promiscuous mode [ 104.567161][ T6184] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 104.581243][ T6184] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 104.591072][ T213] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 104.595275][ T213] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 104.600310][ T213] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 104.604569][ T213] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 104.741539][ T12] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 104.838705][ T12] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 104.944901][ T12] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 105.043497][ T12] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 105.069640][ T40] audit: type=1401 audit(1767385144.380:125): op=setxattr invalid_context="u:object_r:app_data_file:s0:c512,c768" [ 105.721210][ T3966] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 105.724067][ T3966] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 105.746735][ T3966] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 105.750180][ T3966] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 106.058216][ T63] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 106.063662][ T63] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 106.070982][ T63] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 106.079906][ T63] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 106.083224][ T63] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 2026/01/02 20:19:05 executed programs: 0 [ 106.271474][ T63] Bluetooth: hci1: unexpected cc 0x0c03 length: 249 > 1 [ 106.281482][ T63] Bluetooth: hci1: unexpected cc 0x1003 length: 249 > 9 [ 106.285656][ T63] Bluetooth: hci1: unexpected cc 0x1001 length: 249 > 9 [ 106.291057][ T63] Bluetooth: hci1: unexpected cc 0x0c23 length: 249 > 4 [ 106.294630][ T63] Bluetooth: hci1: unexpected cc 0x0c38 length: 249 > 2 [ 106.452110][ T6329] chnl_net:caif_netlink_parms(): no params data found [ 106.562639][ T6329] bridge0: port 1(bridge_slave_0) entered blocking state [ 106.565816][ T6329] bridge0: port 1(bridge_slave_0) entered disabled state [ 106.571410][ T6329] bridge_slave_0: entered allmulticast mode [ 106.575666][ T6329] bridge_slave_0: entered promiscuous mode [ 106.580641][ T6329] bridge0: port 2(bridge_slave_1) entered blocking state [ 106.583130][ T6329] bridge0: port 2(bridge_slave_1) entered disabled state [ 106.585772][ T6329] bridge_slave_1: entered allmulticast mode [ 106.588955][ T6329] bridge_slave_1: entered promiscuous mode [ 106.624015][ T6329] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 106.629610][ T6329] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 106.664048][ T6329] team0: Port device team_slave_0 added [ 106.668402][ T6329] team0: Port device team_slave_1 added [ 106.702096][ T6329] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 106.704353][ T6329] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1532 would solve the problem. [ 106.714801][ T6329] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 106.719174][ T6329] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 106.721321][ T6329] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1532 would solve the problem. [ 106.729643][ T6329] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 106.784123][ T6329] hsr_slave_0: entered promiscuous mode [ 106.787585][ T6329] hsr_slave_1: entered promiscuous mode [ 106.791147][ T6329] debugfs: 'hsr0' already exists in 'hsr' [ 106.793828][ T6329] Cannot create hsr debugfs directory [ 108.075301][ T12] bridge_slave_1: left allmulticast mode [ 108.077213][ T12] bridge_slave_1: left promiscuous mode [ 108.079337][ T12] bridge0: port 2(bridge_slave_1) entered disabled state [ 108.084957][ T12] bridge_slave_0: left allmulticast mode [ 108.087523][ T12] bridge_slave_0: left promiscuous mode [ 108.089411][ T12] bridge0: port 1(bridge_slave_0) entered disabled state [ 108.343654][ T12] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 108.348661][ T12] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 108.352494][ T12] bond0 (unregistering): Released all slaves [ 108.377848][ T5293] Bluetooth: hci1: command tx timeout [ 108.517454][ T12] hsr_slave_0: left promiscuous mode [ 108.520503][ T12] hsr_slave_1: left promiscuous mode [ 108.522935][ T12] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 108.525592][ T12] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 108.532389][ T12] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 108.535048][ T12] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 108.567132][ T12] veth1_macvtap: left promiscuous mode [ 108.569862][ T12] veth0_macvtap: left promiscuous mode [ 108.572496][ T12] veth1_vlan: left promiscuous mode [ 108.575081][ T12] veth0_vlan: left promiscuous mode [ 109.102409][ T12] team0 (unregistering): Port device team_slave_1 removed [ 109.153816][ T12] team0 (unregistering): Port device team_slave_0 removed [ 109.954728][ T6329] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 109.963832][ T6329] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 109.968696][ T6329] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 109.974149][ T6329] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 110.014019][ T6329] 8021q: adding VLAN 0 to HW filter on device bond0 [ 110.038961][ T6329] 8021q: adding VLAN 0 to HW filter on device team0 [ 110.044621][ T3966] bridge0: port 1(bridge_slave_0) entered blocking state [ 110.047454][ T3966] bridge0: port 1(bridge_slave_0) entered forwarding state [ 110.056520][ T3966] bridge0: port 2(bridge_slave_1) entered blocking state [ 110.059224][ T3966] bridge0: port 2(bridge_slave_1) entered forwarding state [ 110.367516][ T6329] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 110.391524][ T6329] veth0_vlan: entered promiscuous mode [ 110.399587][ T6329] veth1_vlan: entered promiscuous mode [ 110.415859][ T6329] veth0_macvtap: entered promiscuous mode [ 110.422971][ T6329] veth1_macvtap: entered promiscuous mode [ 110.442335][ T6329] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 110.452337][ T6329] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 110.457090][ T5293] Bluetooth: hci1: command tx timeout [ 110.460704][ T213] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 110.463915][ T213] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 110.470414][ T213] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 110.473753][ T213] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 110.602802][ T3966] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 110.606542][ T3966] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 110.625893][ T13] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 110.629415][ T13] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 110.675069][ T40] audit: type=1400 audit(1767385149.980:126): avc: denied { name_bind } for pid=6376 comm="syz.0.15" src=20000 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unreserved_port_t tclass=tcp_socket permissive=1 [ 110.684791][ T40] audit: type=1400 audit(1767385149.980:127): avc: denied { prog_load } for pid=6376 comm="syz.0.15" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bpf permissive=1 [ 110.707094][ T40] audit: type=1400 audit(1767385149.980:128): avc: denied { bpf } for pid=6376 comm="syz.0.15" capability=39 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=capability2 permissive=1 [ 110.716230][ T40] audit: type=1400 audit(1767385149.980:129): avc: denied { perfmon } for pid=6376 comm="syz.0.15" capability=38 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=capability2 permissive=1 [ 110.727471][ T40] audit: type=1400 audit(1767385149.980:130): avc: denied { prog_run } for pid=6376 comm="syz.0.15" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bpf permissive=1 [ 110.735937][ T40] audit: type=1400 audit(1767385149.980:131): avc: denied { map_create } for pid=6376 comm="syz.0.15" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bpf permissive=1 [ 110.745412][ T40] audit: type=1400 audit(1767385149.980:132): avc: denied { map_read map_write } for pid=6376 comm="syz.0.15" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bpf permissive=1 2026/01/02 20:19:10 executed programs: 26 [ 112.359452][ T6521] ------------[ cut here ]------------ [ 112.362368][ T6521] TCP recvmsg seq # bug 2: copied B0F6575C, seq B0F65724, rcvnxt B0F65725, fl 40 [ 112.365870][ T6521] WARNING: net/ipv4/tcp.c:2725 at tcp_recvmsg_locked+0xaf4/0x2910, CPU#0: syz.0.87/6521 [ 112.369905][ T6521] Modules linked in: [ 112.371476][ T6521] CPU: 0 UID: 0 PID: 6521 Comm: syz.0.87 Not tainted syzkaller #0 PREEMPT(full) [ 112.375718][ T6521] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 [ 112.381088][ T6521] RIP: 0010:tcp_recvmsg_locked+0xb01/0x2910 [ 112.383484][ T6521] Code: 20 48 89 f0 83 e0 07 83 c0 03 38 d0 7c 08 84 d2 0f 85 df 1c 00 00 48 8d 3d 4c 55 ba 06 48 8b 04 24 44 8b 44 24 30 89 da 8b 30 <67> 48 0f b9 3a e9 cc f9 ff ff e8 70 bb e2 f7 49 8d 5d 60 be 08 00 [ 112.391581][ T6521] RSP: 0018:ffffc90003e67468 EFLAGS: 00010246 [ 112.393812][ T6521] RAX: ffff8880263a15b0 RBX: 00000000b0f65724 RCX: 00000000b0f65725 [ 112.396741][ T6521] RDX: 00000000b0f65724 RSI: 00000000b0f6575c RDI: ffffffff90968280 [ 112.400682][ T6521] RBP: ffff888027764da4 R08: 0000000000000040 R09: 0000000000000000 [ 112.403880][ T6521] R10: 0000000000000000 R11: ffff8880384d2ff0 R12: dffffc0000000000 [ 112.407279][ T6521] R13: ffff888027764d98 R14: 0000000000000001 R15: ffff888027764d70 [ 112.410616][ T6521] FS: 00007f0ab551a6c0(0000) GS:ffff8880d68f5000(0000) knlGS:0000000000000000 [ 112.413719][ T6521] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 112.416049][ T6521] CR2: 000000002000cf3d CR3: 0000000050e1f000 CR4: 0000000000352ef0 [ 112.420162][ T6521] Call Trace: [ 112.421602][ T6521] [ 112.422611][ T6521] ? __pfx_tcp_recvmsg_locked+0x10/0x10 [ 112.424591][ T6521] ? find_held_lock+0x2b/0x80 [ 112.426504][ T6521] ? ip_dst_mtu_maybe_forward.constprop.0+0x328/0x750 [ 112.429655][ T6521] ? import_ubuf+0x1b6/0x220 [ 112.432083][ T6521] tcp_zerocopy_receive+0x131a/0x2120 [ 112.434667][ T6521] ? __pfx_tcp_zerocopy_receive+0x10/0x10 [ 112.437622][ T6521] ? __lock_acquire+0x436/0x2890 [ 112.439755][ T6521] ? __lock_acquire+0x436/0x2890 [ 112.442025][ T6521] ? __local_bh_enable_ip+0xa4/0x120 [ 112.444505][ T6521] ? lockdep_hardirqs_on+0x7c/0x110 [ 112.447069][ T6521] do_tcp_getsockopt+0xdf9/0x2b20 [ 112.449343][ T6521] ? __pfx_do_tcp_getsockopt+0x10/0x10 [ 112.451644][ T6521] ? rcu_is_watching+0x12/0xc0 [ 112.453658][ T6521] ? __schedule+0x10b9/0x6150 [ 112.455494][ T6521] ? __lock_acquire+0x436/0x2890 [ 112.457301][ T6521] ? find_held_lock+0x2b/0x80 [ 112.459024][ T6521] ? avc_has_perm_noaudit+0x117/0x3b0 [ 112.461240][ T6521] ? avc_has_perm_noaudit+0x149/0x3b0 [ 112.463692][ T6521] ? avc_has_perm+0x144/0x1f0 [ 112.465820][ T6521] ? __pfx_avc_has_perm+0x10/0x10 [ 112.468536][ T6521] ? __lock_acquire+0x436/0x2890 [ 112.470945][ T6521] ? sock_has_perm+0x258/0x2f0 [ 112.473379][ T6521] ? find_held_lock+0x2b/0x80 [ 112.475569][ T6521] ? __might_fault+0xe3/0x190 [ 112.477770][ T6521] ? __might_fault+0xe3/0x190 [ 112.479896][ T6521] ? __might_fault+0x13b/0x190 [ 112.482424][ T6521] tcp_getsockopt+0xdf/0x100 [ 112.484536][ T6521] ? __pfx_sock_common_getsockopt+0x10/0x10 [ 112.487463][ T6521] do_sock_getsockopt+0x324/0x410 [ 112.489798][ T6521] ? __pfx_do_sock_getsockopt+0x10/0x10 [ 112.492802][ T6521] ? __fget_files+0x204/0x3c0 [ 112.495123][ T6521] __sys_getsockopt+0x12f/0x260 [ 112.497869][ T6521] __x64_sys_getsockopt+0xbd/0x160 [ 112.500182][ T6521] ? do_syscall_64+0x91/0xf80 [ 112.502266][ T6521] ? lockdep_hardirqs_on+0x7c/0x110 [ 112.504712][ T6521] do_syscall_64+0xcd/0xf80 [ 112.506480][ T6521] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 112.508766][ T6521] RIP: 0033:0x7f0ab477dff9 [ 112.510748][ T6521] 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 [ 112.520034][ T6521] RSP: 002b:00007f0ab551a038 EFLAGS: 00000246 ORIG_RAX: 0000000000000037 [ 112.524071][ T6521] RAX: ffffffffffffffda RBX: 00007f0ab4935f80 RCX: 00007f0ab477dff9 [ 112.527571][ T6521] RDX: 0000000000000023 RSI: 0000000000000006 RDI: 0000000000000003 [ 112.531283][ T6521] RBP: 00007f0ab47f0296 R08: 00000000200004c0 R09: 0000000000000000 [ 112.535155][ T6521] R10: 0000000020000380 R11: 0000000000000246 R12: 0000000000000000 [ 112.538032][ T5293] Bluetooth: hci1: command tx timeout [ 112.539265][ T6521] R13: 0000000000000000 R14: 00007f0ab4935f80 R15: 00007ffe83141248 [ 112.545050][ T6521] [ 112.546411][ T6521] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 112.549705][ T6521] CPU: 0 UID: 0 PID: 6521 Comm: syz.0.87 Not tainted syzkaller #0 PREEMPT(full) [ 112.554229][ T6521] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 [ 112.558711][ T6521] Call Trace: [ 112.560164][ T6521] [ 112.561510][ T6521] dump_stack_lvl+0x3d/0x1f0 [ 112.563580][ T6521] vpanic+0x640/0x6f0 [ 112.565767][ T6521] ? tcp_recvmsg_locked+0xaf4/0x2910 [ 112.568276][ T6521] panic+0xca/0xd0 [ 112.570103][ T6521] ? __pfx_panic+0x10/0x10 [ 112.572063][ T6521] ? check_panic_on_warn+0x1f/0xb0 [ 112.574257][ T6521] check_panic_on_warn+0xab/0xb0 [ 112.576403][ T6521] __warn+0x108/0x3c0 [ 112.578492][ T6521] __report_bug+0x2a0/0x520 [ 112.580332][ T6521] ? tcp_recvmsg_locked+0xaf4/0x2910 [ 112.582292][ T6521] ? __pfx___report_bug+0x10/0x10 [ 112.584648][ T6521] ? __dev_queue_xmit+0x7a3/0x46b0 [ 112.587265][ T6521] ? __local_bh_enable_ip+0x70/0x120 [ 112.589889][ T6521] report_bug_entry+0xe1/0x290 [ 112.592033][ T6521] ? tcp_recvmsg_locked+0xb01/0x2910 [ 112.594342][ T6521] handle_bug+0x18a/0x260 [ 112.596358][ T6521] exc_invalid_op+0x17/0x50 [ 112.598360][ T6521] asm_exc_invalid_op+0x1a/0x20 [ 112.600397][ T6521] RIP: 0010:tcp_recvmsg_locked+0xb01/0x2910 [ 112.602876][ T6521] Code: 20 48 89 f0 83 e0 07 83 c0 03 38 d0 7c 08 84 d2 0f 85 df 1c 00 00 48 8d 3d 4c 55 ba 06 48 8b 04 24 44 8b 44 24 30 89 da 8b 30 <67> 48 0f b9 3a e9 cc f9 ff ff e8 70 bb e2 f7 49 8d 5d 60 be 08 00 [ 112.611901][ T6521] RSP: 0018:ffffc90003e67468 EFLAGS: 00010246 [ 112.614466][ T6521] RAX: ffff8880263a15b0 RBX: 00000000b0f65724 RCX: 00000000b0f65725 [ 112.617699][ T6521] RDX: 00000000b0f65724 RSI: 00000000b0f6575c RDI: ffffffff90968280 [ 112.620813][ T6521] RBP: ffff888027764da4 R08: 0000000000000040 R09: 0000000000000000 [ 112.623568][ T6521] R10: 0000000000000000 R11: ffff8880384d2ff0 R12: dffffc0000000000 [ 112.626712][ T6521] R13: ffff888027764d98 R14: 0000000000000001 R15: ffff888027764d70 [ 112.629672][ T6521] ? tcp_recvmsg_locked+0xa7d/0x2910 [ 112.632025][ T6521] ? __pfx_tcp_recvmsg_locked+0x10/0x10 [ 112.634083][ T6521] ? find_held_lock+0x2b/0x80 [ 112.635824][ T6521] ? ip_dst_mtu_maybe_forward.constprop.0+0x328/0x750 [ 112.638345][ T6521] ? import_ubuf+0x1b6/0x220 [ 112.640213][ T6521] tcp_zerocopy_receive+0x131a/0x2120 [ 112.642096][ T6521] ? __pfx_tcp_zerocopy_receive+0x10/0x10 [ 112.644398][ T6521] ? __lock_acquire+0x436/0x2890 [ 112.646602][ T6521] ? __lock_acquire+0x436/0x2890 [ 112.648717][ T6521] ? __local_bh_enable_ip+0xa4/0x120 [ 112.650925][ T6521] ? lockdep_hardirqs_on+0x7c/0x110 [ 112.653287][ T6521] do_tcp_getsockopt+0xdf9/0x2b20 [ 112.655727][ T6521] ? __pfx_do_tcp_getsockopt+0x10/0x10 [ 112.658261][ T6521] ? rcu_is_watching+0x12/0xc0 [ 112.660225][ T6521] ? __schedule+0x10b9/0x6150 [ 112.661808][ T6521] ? __lock_acquire+0x436/0x2890 [ 112.663475][ T6521] ? find_held_lock+0x2b/0x80 [ 112.665084][ T6521] ? avc_has_perm_noaudit+0x117/0x3b0 [ 112.667407][ T6521] ? avc_has_perm_noaudit+0x149/0x3b0 [ 112.670026][ T6521] ? avc_has_perm+0x144/0x1f0 [ 112.672457][ T6521] ? __pfx_avc_has_perm+0x10/0x10 [ 112.674875][ T6521] ? __lock_acquire+0x436/0x2890 [ 112.676877][ T6521] ? sock_has_perm+0x258/0x2f0 [ 112.678869][ T6521] ? find_held_lock+0x2b/0x80 [ 112.680913][ T6521] ? __might_fault+0xe3/0x190 [ 112.683057][ T6521] ? __might_fault+0xe3/0x190 [ 112.685266][ T6521] ? __might_fault+0x13b/0x190 [ 112.687398][ T6521] tcp_getsockopt+0xdf/0x100 [ 112.689525][ T6521] ? __pfx_sock_common_getsockopt+0x10/0x10 [ 112.691575][ T6521] do_sock_getsockopt+0x324/0x410 [ 112.693650][ T6521] ? __pfx_do_sock_getsockopt+0x10/0x10 [ 112.695515][ T6521] ? __fget_files+0x204/0x3c0 [ 112.697150][ T6521] __sys_getsockopt+0x12f/0x260 [ 112.698744][ T6521] __x64_sys_getsockopt+0xbd/0x160 [ 112.700766][ T6521] ? do_syscall_64+0x91/0xf80 [ 112.702985][ T6521] ? lockdep_hardirqs_on+0x7c/0x110 [ 112.705341][ T6521] do_syscall_64+0xcd/0xf80 [ 112.707205][ T6521] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 112.709681][ T6521] RIP: 0033:0x7f0ab477dff9 [ 112.711339][ T6521] 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 [ 112.718172][ T6521] RSP: 002b:00007f0ab551a038 EFLAGS: 00000246 ORIG_RAX: 0000000000000037 [ 112.721674][ T6521] RAX: ffffffffffffffda RBX: 00007f0ab4935f80 RCX: 00007f0ab477dff9 [ 112.725003][ T6521] RDX: 0000000000000023 RSI: 0000000000000006 RDI: 0000000000000003 [ 112.728248][ T6521] RBP: 00007f0ab47f0296 R08: 00000000200004c0 R09: 0000000000000000 [ 112.731502][ T6521] R10: 0000000020000380 R11: 0000000000000246 R12: 0000000000000000 [ 112.734012][ T6521] R13: 0000000000000000 R14: 00007f0ab4935f80 R15: 00007ffe83141248 [ 112.736651][ T6521] [ 112.738875][ T6521] Kernel Offset: disabled [ 112.740554][ T6521] Rebooting in 86400 seconds..