Warning: Permanently added '[localhost]:11784' (ED25519) to the list of known hosts. syzkaller login: [ 89.643259][ T5103] chnl_net:caif_netlink_parms(): no params data found [ 89.704179][ T5103] bridge0: port 1(bridge_slave_0) entered blocking state [ 89.707277][ T5103] bridge0: port 1(bridge_slave_0) entered disabled state [ 89.711405][ T5103] bridge_slave_0: entered allmulticast mode [ 89.714635][ T5103] bridge_slave_0: entered promiscuous mode [ 89.720176][ T5103] bridge0: port 2(bridge_slave_1) entered blocking state [ 89.722208][ T5103] bridge0: port 2(bridge_slave_1) entered disabled state [ 89.724712][ T5103] bridge_slave_1: entered allmulticast mode [ 89.727642][ T5103] bridge_slave_1: entered promiscuous mode [ 89.754326][ T5103] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 89.761220][ T5103] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 89.783220][ T5103] team0: Port device team_slave_0 added [ 89.787634][ T5103] team0: Port device team_slave_1 added [ 89.811257][ T5103] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 89.813707][ T5103] 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 1560 would solve the problem. [ 89.822913][ T5103] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 89.830707][ T5103] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 89.833235][ T5103] 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 1560 would solve the problem. [ 89.842914][ T5103] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 89.869026][ T5103] hsr_slave_0: entered promiscuous mode [ 89.872086][ T5103] hsr_slave_1: entered promiscuous mode [ 90.043178][ T5103] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 90.054243][ T5103] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 90.071140][ T5103] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 90.082726][ T5103] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 90.131258][ T5103] bridge0: port 2(bridge_slave_1) entered blocking state [ 90.133946][ T5103] bridge0: port 2(bridge_slave_1) entered forwarding state [ 90.137207][ T5103] bridge0: port 1(bridge_slave_0) entered blocking state [ 90.140001][ T5103] bridge0: port 1(bridge_slave_0) entered forwarding state [ 90.241354][ T5103] 8021q: adding VLAN 0 to HW filter on device bond0 [ 90.258073][ T2890] bridge0: port 1(bridge_slave_0) entered disabled state [ 90.264407][ T2890] bridge0: port 2(bridge_slave_1) entered disabled state [ 90.274929][ T5103] 8021q: adding VLAN 0 to HW filter on device team0 [ 90.285566][ T2890] bridge0: port 1(bridge_slave_0) entered blocking state [ 90.288279][ T2890] bridge0: port 1(bridge_slave_0) entered forwarding state [ 90.306138][ T2890] bridge0: port 2(bridge_slave_1) entered blocking state [ 90.308912][ T2890] bridge0: port 2(bridge_slave_1) entered forwarding state [ 90.410429][ T5103] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 90.492687][ T5103] veth0_vlan: entered promiscuous mode [ 90.498927][ T5103] veth1_vlan: entered promiscuous mode [ 90.550757][ T5103] veth0_macvtap: entered promiscuous mode [ 90.563600][ T5103] veth1_macvtap: entered promiscuous mode [ 90.593386][ T5103] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 90.613137][ T5103] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 90.618794][ T5103] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 90.639470][ T5103] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 90.642927][ T5103] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 90.646270][ T5103] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 executing program [ 90.841112][ T5111] loop0: detected capacity change from 0 to 4096 [ 90.872613][ T5111] ntfs3: loop0: Different NTFS sector size (2048) and media sector size (512). [ 90.944964][ T24] audit: type=1800 audit(1725752410.245:2): pid=5111 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=collect_data cause=failed(directio) comm="syz-executor346" name="file1" dev="loop0" ino=30 res=0 errno=0 [ 90.956620][ T24] audit: type=1800 audit(1725752410.255:3): pid=5111 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=collect_data cause=failed(directio) comm="syz-executor346" name="file1" dev="loop0" ino=30 res=0 errno=0 [ 91.033467][ T5111] Kernel panic - not syncing: stack-protector: Kernel stack is corrupted in: call_usermodehelper_exec+0x493/0x4a0 [ 91.037803][ T5111] CPU: 0 UID: 0 PID: 5111 Comm: syz-executor346 Not tainted 6.11.0-rc6-syzkaller-00326-gd1f2d51b711a #0 [ 91.042526][ T5111] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 [ 91.046269][ T5111] Call Trace: [ 91.047325][ T5111] [ 91.048139][ T5111] dump_stack_lvl+0x241/0x360 [ 91.049431][ T5111] ? __pfx_dump_stack_lvl+0x10/0x10 [ 91.051318][ T5111] ? __pfx__printk+0x10/0x10 [ 91.052781][ T5111] ? lockdep_hardirqs_on_prepare+0x43d/0x780 [ 91.054855][ T5111] ? vscnprintf+0x5d/0x90 [ 91.056416][ T5111] panic+0x349/0x860 [ 91.057793][ T5111] ? lockdep_hardirqs_on+0x99/0x150 [ 91.059689][ T5111] ? call_usermodehelper_exec+0x493/0x4a0 [ 91.061935][ T5111] ? __pfx_panic+0x10/0x10 [ 91.063591][ T5111] ? __wake_up_common_lock+0x18c/0x1e0 [ 91.065734][ T5111] __stack_chk_fail+0x15/0x20 [ 91.067546][ T5111] call_usermodehelper_exec+0x493/0x4a0 [ 91.069729][ T5111] ? __pfx_call_usermodehelper_exec+0x10/0x10 [ 91.072216][ T5111] ? __pfx_free_modprobe_argv+0x10/0x10 [ 91.074427][ T5111] __request_module+0x3ee/0x650 [ 91.076427][ T5111] ? __pfx___request_module+0x10/0x10 [ 91.078531][ T5111] ? __up_read+0x2c2/0x6b0 [ 91.080329][ T5111] ctrl_getfamily+0x28e/0x6b0 [ 91.082148][ T5111] ? __nla_parse+0x40/0x60 [ 91.083667][ T5111] ? __pfx_ctrl_getfamily+0x10/0x10 [ 91.085421][ T5111] ? genl_family_rcv_msg_attrs_parse+0x1d1/0x290 [ 91.087841][ T5111] genl_rcv_msg+0xb14/0xec0 [ 91.089628][ T5111] ? mark_lock+0x9a/0x350 [ 91.091318][ T5111] ? __pfx_genl_rcv_msg+0x10/0x10 [ 91.093316][ T5111] ? __pfx_lock_acquire+0x10/0x10 [ 91.095280][ T5111] ? __pfx_ctrl_getfamily+0x10/0x10 [ 91.097353][ T5111] ? __pfx___might_resched+0x10/0x10 [ 91.098986][ T5111] netlink_rcv_skb+0x1e3/0x430 [ 91.100580][ T5111] ? __pfx_genl_rcv_msg+0x10/0x10 [ 91.102232][ T5111] ? __pfx_netlink_rcv_skb+0x10/0x10 [ 91.104266][ T5111] ? __netlink_deliver_tap+0x77e/0x7c0 [ 91.106480][ T5111] genl_rcv+0x28/0x40 [ 91.108144][ T5111] netlink_unicast+0x7f6/0x990 [ 91.109911][ T5111] ? __pfx_netlink_unicast+0x10/0x10 [ 91.111862][ T5111] ? __virt_addr_valid+0x183/0x530 [ 91.113546][ T5111] ? __check_object_size+0x49c/0x900 [ 91.115110][ T5111] ? bpf_lsm_netlink_send+0x9/0x10 [ 91.116783][ T5111] netlink_sendmsg+0x8e4/0xcb0 [ 91.118535][ T5111] ? __pfx_netlink_sendmsg+0x10/0x10 [ 91.120570][ T5111] ? aa_sock_msg_perm+0x91/0x160 [ 91.122436][ T5111] ? bpf_lsm_socket_sendmsg+0x9/0x10 [ 91.124419][ T5111] ? security_socket_sendmsg+0x87/0xb0 [ 91.126559][ T5111] ? __pfx_netlink_sendmsg+0x10/0x10 [ 91.128549][ T5111] __sock_sendmsg+0x221/0x270 [ 91.130277][ T5111] __sys_sendto+0x3a4/0x4f0 [ 91.131981][ T5111] ? __pfx___sys_sendto+0x10/0x10 [ 91.133804][ T5111] ? lockdep_hardirqs_on_prepare+0x43d/0x780 [ 91.136070][ T5111] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 91.138457][ T5111] ? exc_page_fault+0x590/0x8c0 [ 91.140333][ T5111] __x64_sys_sendto+0xde/0x100 [ 91.142715][ T5111] do_syscall_64+0xf3/0x230 [ 91.144408][ T5111] ? clear_bhb_loop+0x35/0x90 [ 91.146295][ T5111] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 91.148899][ T5111] RIP: 0033:0x7f7de5e2d3b3 [ 91.150626][ T5111] Code: 64 89 02 48 c7 c0 ff ff ff ff eb b7 66 2e 0f 1f 84 00 00 00 00 00 90 80 3d f1 1c 09 00 00 41 89 ca 74 14 b8 2c 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 75 c3 0f 1f 40 00 55 48 83 ec 30 44 89 4c 24 [ 91.157312][ T5111] RSP: 002b:00007fff67a45c48 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 91.160432][ T5111] RAX: ffffffffffffffda RBX: 00007fff67a45cf0 RCX: 00007f7de5e2d3b3 [ 91.162862][ T5111] RDX: 000000000000001c RSI: 00007fff67a45d40 RDI: 0000000000000005 [ 91.165560][ T5111] RBP: 0000000000000005 R08: 00007fff67a45c64 R09: 000000000000000c [ 91.168440][ T5111] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000000 [ 91.171266][ T5111] R13: 00007fff67a45cb8 R14: 00007fff67a45d40 R15: 0000000000000000 [ 91.173963][ T5111] [ 91.175218][ T5111] Kernel Offset: disabled [ 91.176754][ T5111] Rebooting in 86400 seconds.. VM DIAGNOSIS: 23:40:10 Registers: info registers vcpu 0 CPU#0 RAX=0000000000000035 RBX=ffffffff9a668f40 RCX=0000000000000000 RDX=00000000000003f8 RSI=0000000000000000 RDI=0000000000000020 RBP=0000000000000000 RSP=ffffc90002dde910 R8 =ffffffff8540b43b R9 =1ffff1100667b046 R10=dffffc0000000000 R11=ffffffff8540b3f0 R12=dffffc0000000000 R13=0000000000000035 R14=0000000000000035 R15=00000000000003f8 RIP=ffffffff8540b46e RFL=00000002 [-------] CPL=0 II=0 A20=1 SMM=0 HLT=0 ES =0000 0000000000000000 ffffffff 00c00000 CS =0010 0000000000000000 ffffffff 00a09b00 DPL=0 CS64 [-RA] SS =0018 0000000000000000 ffffffff 00c09300 DPL=0 DS [-WA] DS =0000 0000000000000000 ffffffff 00c00000 FS =0000 000055556698b480 ffffffff 00c00000 GS =0000 ffff88801fe00000 ffffffff 00c00000 LDT=0000 0000000000000000 ffffffff 00c00000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fc1c6624440 CR3=0000000000264000 CR4=00350ef0 DR0=0000000000000000 DR1=0000000000000000 DR2=0000000000000000 DR3=0000000000000000 DR6=00000000fffe0ff0 DR7=0000000000000400 EFER=0000000000000d01 FCW=037f FSW=0000 [ST=0] FTW=00 MXCSR=00001f80 FPR0=0000000000000000 0000 FPR1=0000000000000000 0000 FPR2=0000000000000000 0000 FPR3=0000000000000000 0000 FPR4=0000000000000000 0000 FPR5=0000000000000000 0000 FPR6=0000000000000000 0000 FPR7=0000000000000000 0000 Opmask00=0000000000084000 Opmask01=0000000000000001 Opmask02=00000000ffff3f01 Opmask03=0000000000000000 Opmask04=0000000000000000 Opmask05=0000000000000000 Opmask06=0000000000000000 Opmask07=0000000000000000 ZMM00=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 00007ffc964b7e90 0000003000000008 ZMM01=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 00007ffc964b7e90 0000003000000008 ZMM02=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 6565656565656565 6565656565656565 ZMM03=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM04=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ff00ff0000000000 0000000000000000 ZMM05=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ffffffffffffffff ffffffffffff0000 ZMM06=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ff00ff0000000000 0000000000000000 ZMM07=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM08=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM09=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM10=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM11=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM12=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM13=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM14=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM15=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM16=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM17=0000000000000000 0000000000000000 0000000000000000 0000000000000000 3762313564326631 64672d3632333030 2d72656c6c616b7a 79732d3663722d30 ZMM18=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 20726f20656c6966 2068637573206f4e ZMM19=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0079726f74636572 696420726f20656c ZMM20=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM21=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM22=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM23=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM24=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM25=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM26=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM27=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM28=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM29=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM30=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM31=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000