16-Sep-2026 14:13:11: building syzkaller on 1e72964b0111319984575e60f266d1fa0a98abb5... 16-Sep-2026 14:13:29: fetching kernel... 16-Sep-2026 14:13:31: checked out kernel commit 9b87fdc9af2fbfcdb5c24a64139685ef80f6573f ("Merge tag 'sched_ext-for-7.3-rc3-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/tj/sched_ext", 2026-09-15 11:57:51 -0700 -0700) 16-Sep-2026 14:13:31: cleaning kernel... 16-Sep-2026 14:13:33: building kernel... 16-Sep-2026 14:24:52: kernel built successfully with compiler gcc (Debian 14.2.0-19) 14.2.0, GNU ld (GNU Binutils for Debian) 2.44 16-Sep-2026 14:24:52: testing patch... 16-Sep-2026 14:26:01: aggregating test results failed: SYZFAIL: failed to recv rpc SYZFAIL: failed to recv rpc fd=3 want=4 recv=0 n=0 (errno 9: Bad file descriptor) execution of simple program fails: NOTFAIL: arptable checkpoint: getsockopt(ARPT_SO_GET_ENTRIES) failed. table=filter (errno 22: Invalid argument). Warning: Permanently added '[localhost]:63331' (ED25519) to the list of known hosts. 2026/09/16 14:25:42 parsed 1 programs 2026/09/16 14:25:42 serving rpc on tcp://36407 [ 49.769189][ T5743] cgroup: Unknown subsys name 'net' [ 49.894172][ T5743] cgroup: Unknown subsys name 'cpuset' [ 49.896230][ T5743] cgroup: Unknown subsys name 'rlimit' Setting up swapspace version 1, size = 127995904 bytes [ 50.940213][ T5743] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 52.883636][ T5752] soft_limit_in_bytes is deprecated and will be removed. Writing any value to this file has no effect. Please report your usecase to linux-mm@kvack.org if you depend on this functionality. [ 52.913998][ T5752] ebtables: xtables 32bit compat interface no longer supported in namespaces and will be removed soon. [ 52.917789][ T5752] arp_tables: xtables 32bit compat interface no longer supported in namespaces and will be removed soon. [ 52.952688][ T173] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 52.952711][ T173] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 53.072062][ T1158] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 53.072083][ T1158] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 53.766980][ T5770] ip_tables: xtables 32bit compat interface no longer supported in namespaces and will be removed soon. [ 53.767615][ T5770] ip6_tables: xtables 32bit compat interface no longer supported in namespaces and will be removed soon. [ 54.088474][ T67] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 54.089487][ T67] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 54.089874][ T67] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 54.090802][ T67] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 54.105025][ T67] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 54.620792][ T5793] bridge0: port 1(bridge_slave_0) entered blocking state [ 54.626829][ T5793] bridge0: port 1(bridge_slave_0) entered disabled state [ 54.626959][ T5793] bridge_slave_0: entered allmulticast mode [ 54.629613][ T5793] bridge_slave_0: entered promiscuous mode [ 54.636164][ T5793] bridge0: port 2(bridge_slave_1) entered blocking state [ 54.636278][ T5793] bridge0: port 2(bridge_slave_1) entered disabled state [ 54.636416][ T5793] bridge_slave_1: entered allmulticast mode [ 54.637889][ T5793] bridge_slave_1: entered promiscuous mode [ 54.737323][ T5793] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 54.740144][ T5793] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 54.763340][ T5793] team0: Port device team_slave_0 added [ 54.765299][ T5793] team0: Port device team_slave_1 added [ 54.788390][ T5793] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 54.788407][ T5793] 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. [ 54.788429][ T5793] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 54.790813][ T5793] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 54.790826][ T5793] 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. [ 54.790848][ T5793] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 54.842891][ T5793] hsr_slave_0: entered promiscuous mode [ 54.847054][ T5793] hsr_slave_1: entered promiscuous mode [ 55.007403][ T5793] netdevsim netdevsim9 netdevsim0: renamed from eth0 [ 55.014888][ T5793] 8021q: adding VLAN 0 to HW filter on device netdevsim0 [ 55.015768][ T5793] netdevsim netdevsim9 netdevsim1: renamed from eth1 [ 55.020097][ T5793] 8021q: adding VLAN 0 to HW filter on device netdevsim1 [ 55.021037][ T5793] netdevsim netdevsim9 netdevsim2: renamed from eth2 [ 55.027304][ T5793] 8021q: adding VLAN 0 to HW filter on device netdevsim2 [ 55.028702][ T5793] netdevsim netdevsim9 netdevsim3: renamed from eth3 [ 55.033514][ T5793] 8021q: adding VLAN 0 to HW filter on device netdevsim3 [ 55.116644][ T5793] 8021q: adding VLAN 0 to HW filter on device bond0 [ 55.133744][ T5793] 8021q: adding VLAN 0 to HW filter on device team0 [ 55.139639][ T1158] bridge0: port 1(bridge_slave_0) entered blocking state [ 55.139722][ T1158] bridge0: port 1(bridge_slave_0) entered forwarding state [ 55.147500][ T1158] bridge0: port 2(bridge_slave_1) entered blocking state [ 55.147794][ T1158] bridge0: port 2(bridge_slave_1) entered forwarding state [ 55.457792][ T5793] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 55.670491][ T5793] veth0_vlan: entered promiscuous mode [ 55.680175][ T5793] veth1_vlan: entered promiscuous mode [ 55.705211][ T5793] veth0_macvtap: entered promiscuous mode [ 55.709048][ T5793] veth1_macvtap: entered promiscuous mode [ 55.721097][ T5793] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 55.726167][ T5793] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 55.751987][ T12] netdevsim netdevsim9 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 55.752013][ T12] netdevsim netdevsim9 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 55.752031][ T12] netdevsim netdevsim9 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 55.752048][ T12] netdevsim netdevsim9 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 SYZFAIL: failed to recv rpc fd=3 want=4 recv=0 n=0 (errno 9: Bad file descriptor) execution of simple program fails: NOTFAIL: arptable checkpoint: getsockopt(ARPT_SO_GET_ENTRIES) failed. table=filter (errno 22: Invalid argument). [ 55.829506][ T5758] netdevsim netdevsim9 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 55.932942][ T5758] netdevsim netdevsim9 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 55.997045][ T5758] netdevsim netdevsim9 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 56.044343][ T5758] netdevsim netdevsim9 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 57.083603][ T5758] bridge_slave_1: left allmulticast mode [ 57.083630][ T5758] bridge_slave_1: left promiscuous mode [ 57.084538][ T5758] bridge0: port 2(bridge_slave_1) entered disabled state [ 57.087815][ T5758] bridge_slave_0: left allmulticast mode [ 57.087828][ T5758] bridge_slave_0: left promiscuous mode [ 57.088028][ T5758] bridge0: port 1(bridge_slave_0) entered disabled state [ 57.174872][ T5758] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 57.176724][ T5758] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 57.178136][ T5758] bond0 (unregistering): Released all slaves [ 57.289202][ T5758] hsr_slave_0: left promiscuous mode [ 57.289905][ T5758] hsr_slave_1: left promiscuous mode [ 57.290738][ T5758] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 57.290762][ T5758] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 57.292974][ T5758] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 57.292991][ T5758] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 57.301961][ T5758] veth1_macvtap: left promiscuous mode [ 57.302047][ T5758] veth0_macvtap: left promiscuous mode [ 57.302153][ T5758] veth1_vlan: left promiscuous mode [ 57.302218][ T5758] veth0_vlan: left promiscuous mode [ 57.437606][ T5758] team0 (unregistering): Port device team_slave_1 removed [ 57.445238][ T5758] team0 (unregistering): Port device team_slave_0 removed [ 57.511854][ T5449] 8021q: adding VLAN 0 to HW filter on device eth2 [ 57.685942][ T5449] 8021q: adding VLAN 0 to HW filter on device eth3 [ 57.859735][ T5449] 8021q: adding VLAN 0 to HW filter on device eth4 [ 58.002315][ T5449] 8021q: adding VLAN 0 to HW filter on device eth5