forked to background, child pid 3187 no interfaces have a carrier [ 27.004760][ T3188] 8021q: adding VLAN 0 to HW filter on device bond0 [ 27.015407][ T3188] eql: remember to turn off Van-Jacobson compression on your slave devices Starting sshd: OK syzkaller Warning: Permanently added '10.128.1.50' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 48.213171][ T3603] ------------[ cut here ]------------ [ 48.218808][ T3603] memcpy: detected field-spanning write (size 16) of single field "r->arp_ha.sa_data" at net/ipv4/arp.c:1128 (size 14) [ 48.231800][ T3603] WARNING: CPU: 0 PID: 3603 at net/ipv4/arp.c:1128 arp_ioctl+0x7eb/0x840 [ 48.240291][ T3603] Modules linked in: [ 48.244219][ T3603] CPU: 0 PID: 3603 Comm: syz-executor237 Not tainted 6.0.0-syzkaller-05118-g833477fce7a1 #0 [ 48.254327][ T3603] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/22/2022 [ 48.264422][ T3603] RIP: 0010:arp_ioctl+0x7eb/0x840 [ 48.269470][ T3603] Code: fc ff ff e8 17 90 8d f9 b9 0e 00 00 00 4c 89 e6 48 c7 c2 40 7c 02 8b 48 c7 c7 20 7b 02 8b c6 05 fc b4 dd 05 01 e8 91 58 51 01 <0f> 0b e9 66 fc ff ff e8 e9 8f 8d f9 41 be fa ff ff ff e8 fe 5c 6f [ 48.289123][ T3603] RSP: 0018:ffffc90003d8fa48 EFLAGS: 00010286 [ 48.295234][ T3603] RAX: 0000000000000000 RBX: ffff8880222c0828 RCX: 0000000000000000 [ 48.303238][ T3603] RDX: ffff888027473b00 RSI: ffffffff8160f738 RDI: fffff520007b1f3b [ 48.311221][ T3603] RBP: 1ffff920007b1f4f R08: 0000000000000005 R09: 0000000000000000 [ 48.319237][ T3603] R10: 0000000080000201 R11: 0000000000000000 R12: 0000000000000010 [ 48.327252][ T3603] R13: ffff8880222c0800 R14: 0000000000000000 R15: ffff8880222c0924 [ 48.335299][ T3603] FS: 0000000000000000(0000) GS:ffff8880b9a00000(0063) knlGS:00000000582d52c0 [ 48.344291][ T3603] CS: 0010 DS: 002b ES: 002b CR0: 0000000080050033 [ 48.350957][ T3603] CR2: 0000000020000044 CR3: 0000000017bab000 CR4: 00000000003506f0 [ 48.358979][ T3603] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 48.366994][ T3603] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 48.375006][ T3603] Call Trace: [ 48.378291][ T3603] [ 48.381215][ T3603] ? arp_req_delete+0x520/0x520 [ 48.386134][ T3603] inet_ioctl+0x27f/0x320 [ 48.390489][ T3603] ? ipip_gro_complete+0x100/0x100 [ 48.395659][ T3603] ? lock_downgrade+0x6e0/0x6e0 [ 48.400534][ T3603] ? tomoyo_path_number_perm+0x441/0x590 [ 48.406215][ T3603] ? kfree+0xe2/0x580 [ 48.410227][ T3603] ? tomoyo_path_number_perm+0x24e/0x590 [ 48.415913][ T3603] ? tomoyo_execute_permission+0x4a0/0x4a0 [ 48.421743][ T3603] sock_do_ioctl+0xcc/0x230 [ 48.426291][ T3603] ? get_user_ifreq+0x250/0x250 [ 48.431174][ T3603] ? vfs_fileattr_set+0xbe0/0xbe0 [ 48.436258][ T3603] compat_sock_ioctl+0x3c1/0x660 [ 48.441217][ T3603] ? sock_ioctl+0x640/0x640 [ 48.445772][ T3603] ? fd_install+0x1f9/0x640 [ 48.450297][ T3603] ? bpf_lsm_file_ioctl+0x5/0x10 [ 48.455279][ T3603] ? sock_ioctl+0x640/0x640 [ 48.459812][ T3603] __do_compat_sys_ioctl+0x1c7/0x290 [ 48.465149][ T3603] __do_fast_syscall_32+0x65/0xf0 [ 48.470191][ T3603] do_fast_syscall_32+0x2f/0x70 [ 48.475090][ T3603] entry_SYSENTER_compat_after_hwframe+0x70/0x82 [ 48.481434][ T3603] RIP: 0023:0xf7e6a549 [ 48.485542][ T3603] Code: 03 74 c0 01 10 05 03 74 b8 01 10 06 03 74 b4 01 10 07 03 74 b0 01 10 08 03 74 d8 01 00 00 00 00 00 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 8d b4 26 00 00 00 00 8d b4 26 00 00 00 00 [ 48.505190][ T3603] RSP: 002b:00000000ffb959bc EFLAGS: 00000246 ORIG_RAX: 0000000000000036 [ 48.513646][ T3603] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 0000000000008954 [ 48.521632][ T3603] RDX: 0000000020000040 RSI: 00000000ffb95a10 RDI: 00000000f7f0d000 [ 48.529655][ T3603] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 48.537671][ T3603] R10: 0000000000000000 R11: 0000000000000217 R12: 0000000000000000 [ 48.545680][ T3603] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 48.553696][ T3603] [ 48.556728][ T3603] Kernel panic - not syncing: panic_on_warn set ... [ 48.563307][ T3603] CPU: 0 PID: 3603 Comm: syz-executor237 Not tainted 6.0.0-syzkaller-05118-g833477fce7a1 #0 [ 48.573363][ T3603] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/22/2022 [ 48.583428][ T3603] Call Trace: [ 48.586711][ T3603] [ 48.589635][ T3603] dump_stack_lvl+0xcd/0x134 [ 48.594235][ T3603] panic+0x2c8/0x627 [ 48.598121][ T3603] ? panic_print_sys_info.part.0+0x10b/0x10b [ 48.604100][ T3603] ? __warn.cold+0x248/0x2c4 [ 48.608686][ T3603] ? arp_ioctl+0x7eb/0x840 [ 48.613095][ T3603] __warn.cold+0x259/0x2c4 [ 48.617521][ T3603] ? arp_ioctl+0x7eb/0x840 [ 48.621933][ T3603] report_bug+0x1bc/0x210 [ 48.626259][ T3603] handle_bug+0x3c/0x70 [ 48.630408][ T3603] exc_invalid_op+0x14/0x40 [ 48.634903][ T3603] asm_exc_invalid_op+0x16/0x20 [ 48.639748][ T3603] RIP: 0010:arp_ioctl+0x7eb/0x840 [ 48.644767][ T3603] Code: fc ff ff e8 17 90 8d f9 b9 0e 00 00 00 4c 89 e6 48 c7 c2 40 7c 02 8b 48 c7 c7 20 7b 02 8b c6 05 fc b4 dd 05 01 e8 91 58 51 01 <0f> 0b e9 66 fc ff ff e8 e9 8f 8d f9 41 be fa ff ff ff e8 fe 5c 6f [ 48.664454][ T3603] RSP: 0018:ffffc90003d8fa48 EFLAGS: 00010286 [ 48.670522][ T3603] RAX: 0000000000000000 RBX: ffff8880222c0828 RCX: 0000000000000000 [ 48.678495][ T3603] RDX: ffff888027473b00 RSI: ffffffff8160f738 RDI: fffff520007b1f3b [ 48.686471][ T3603] RBP: 1ffff920007b1f4f R08: 0000000000000005 R09: 0000000000000000 [ 48.694438][ T3603] R10: 0000000080000201 R11: 0000000000000000 R12: 0000000000000010 [ 48.702403][ T3603] R13: ffff8880222c0800 R14: 0000000000000000 R15: ffff8880222c0924 [ 48.710375][ T3603] ? vprintk+0x88/0x90 [ 48.714445][ T3603] ? arp_ioctl+0x7eb/0x840 [ 48.718858][ T3603] ? arp_req_delete+0x520/0x520 [ 48.723711][ T3603] inet_ioctl+0x27f/0x320 [ 48.728034][ T3603] ? ipip_gro_complete+0x100/0x100 [ 48.733148][ T3603] ? lock_downgrade+0x6e0/0x6e0 [ 48.737992][ T3603] ? tomoyo_path_number_perm+0x441/0x590 [ 48.743614][ T3603] ? kfree+0xe2/0x580 [ 48.747589][ T3603] ? tomoyo_path_number_perm+0x24e/0x590 [ 48.753212][ T3603] ? tomoyo_execute_permission+0x4a0/0x4a0 [ 48.759016][ T3603] sock_do_ioctl+0xcc/0x230 [ 48.763611][ T3603] ? get_user_ifreq+0x250/0x250 [ 48.768484][ T3603] ? vfs_fileattr_set+0xbe0/0xbe0 [ 48.773507][ T3603] compat_sock_ioctl+0x3c1/0x660 [ 48.778439][ T3603] ? sock_ioctl+0x640/0x640 [ 48.782934][ T3603] ? fd_install+0x1f9/0x640 [ 48.787522][ T3603] ? bpf_lsm_file_ioctl+0x5/0x10 [ 48.792452][ T3603] ? sock_ioctl+0x640/0x640 [ 48.796947][ T3603] __do_compat_sys_ioctl+0x1c7/0x290 [ 48.802401][ T3603] __do_fast_syscall_32+0x65/0xf0 [ 48.807420][ T3603] do_fast_syscall_32+0x2f/0x70 [ 48.812262][ T3603] entry_SYSENTER_compat_after_hwframe+0x70/0x82 [ 48.818584][ T3603] RIP: 0023:0xf7e6a549 [ 48.822642][ T3603] Code: 03 74 c0 01 10 05 03 74 b8 01 10 06 03 74 b4 01 10 07 03 74 b0 01 10 08 03 74 d8 01 00 00 00 00 00 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 8d b4 26 00 00 00 00 8d b4 26 00 00 00 00 [ 48.842245][ T3603] RSP: 002b:00000000ffb959bc EFLAGS: 00000246 ORIG_RAX: 0000000000000036 [ 48.850669][ T3603] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 0000000000008954 [ 48.858646][ T3603] RDX: 0000000020000040 RSI: 00000000ffb95a10 RDI: 00000000f7f0d000 [ 48.866790][ T3603] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 48.874752][ T3603] R10: 0000000000000000 R11: 0000000000000217 R12: 0000000000000000 [ 48.882989][ T3603] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 48.890964][ T3603] [ 48.894278][ T3603] Kernel Offset: disabled [ 48.898765][ T3603] Rebooting in 86400 seconds..