./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor1491524768
<...>
Warning: Permanently added '10.128.15.196' (ECDSA) to the list of known hosts.
execve("./syz-executor1491524768", ["./syz-executor1491524768"], 0x7ffc2e302810 /* 10 vars */) = 0
brk(NULL) = 0x555555d6d000
brk(0x555555d6dc40) = 0x555555d6dc40
arch_prctl(ARCH_SET_FS, 0x555555d6d300) = 0
uname({sysname="Linux", nodename="syzkaller", ...}) = 0
readlink("/proc/self/exe", "/root/syz-executor1491524768", 4096) = 28
brk(0x555555d8ec40) = 0x555555d8ec40
brk(0x555555d8f000) = 0x555555d8f000
mprotect(0x7fec12c95000, 16384, PROT_READ) = 0
mmap(0x1ffff000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x1ffff000
mmap(0x20000000, 16777216, PROT_READ|PROT_WRITE|PROT_EXEC, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x20000000
mmap(0x21000000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x21000000
socket(AF_INET, SOCK_DGRAM, IPPROTO_UDPLITE) = 3
ioctl(3, SIOCSARP, 0x20000040) = 0
socket(AF_INET, SOCK_DGRAM, IPPROTO_UDPLITE) = 4
syzkaller login: [ 51.306127][ T3608] ------------[ cut here ]------------
[ 51.311709][ T3608] memcpy: detected field-spanning write (size 16) of single field "r->arp_ha.sa_data" at net/ipv4/arp.c:1128 (size 14)
[ 51.324646][ T3608] WARNING: CPU: 0 PID: 3608 at net/ipv4/arp.c:1128 arp_ioctl+0x7eb/0x840
[ 51.333143][ T3608] Modules linked in:
[ 51.337062][ T3608] CPU: 0 PID: 3608 Comm: syz-executor149 Not tainted 6.0.0-syzkaller-02734-g0326074ff465 #0
[ 51.347160][ T3608] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/22/2022
[ 51.357246][ T3608] RIP: 0010:arp_ioctl+0x7eb/0x840
[ 51.362273][ T3608] Code: fc ff ff e8 27 71 8e f9 b9 0e 00 00 00 4c 89 e6 48 c7 c2 40 51 02 8b 48 c7 c7 20 50 02 8b c6 05 a8 6f de 05 01 e8 e1 59 51 01 <0f> 0b e9 66 fc ff ff e8 f9 70 8e f9 41 be fa ff ff ff e8 fe 5c 6f
[ 51.382362][ T3608] RSP: 0018:ffffc90003b8fa70 EFLAGS: 00010286
[ 51.388468][ T3608] RAX: 0000000000000000 RBX: ffff888075552028 RCX: 0000000000000000
[ 51.396473][ T3608] RDX: ffff888024d31d80 RSI: ffffffff8160f6f8 RDI: fffff52000771f40
[ 51.404455][ T3608] RBP: 1ffff92000771f54 R08: 0000000000000005 R09: 0000000000000000
[ 51.412460][ T3608] R10: 0000000080000201 R11: 0000000000000000 R12: 0000000000000010
[ 51.420466][ T3608] R13: ffff888075552000 R14: 0000000000000000 R15: ffff888075552124
[ 51.428467][ T3608] FS: 0000555555d6d300(0000) GS:ffff8880b9a00000(0000) knlGS:0000000000000000
[ 51.437438][ T3608] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 51.444027][ T3608] CR2: 0000000000458e30 CR3: 0000000074713000 CR4: 00000000003506f0
[ 51.452038][ T3608] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 51.460042][ T3608] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 51.468052][ T3608] Call Trace:
[ 51.471341][ T3608]
[ 51.474289][ T3608] ? arp_req_delete+0x520/0x520
[ 51.479183][ T3608] ? _raw_spin_unlock_irqrestore+0x50/0x70
[ 51.485060][ T3608] ? find_held_lock+0x2d/0x110
[ 51.489830][ T3608] inet_ioctl+0x27f/0x320
[ 51.494158][ T3608] ? ipip_gro_complete+0x100/0x100
[ 51.499310][ T3608] ? lock_downgrade+0x6e0/0x6e0
[ 51.504182][ T3608] ? tomoyo_path_number_perm+0x441/0x590
[ 51.509855][ T3608] ? kfree+0xe2/0x580
[ 51.513861][ T3608] ? tomoyo_path_number_perm+0x24e/0x590
[ 51.519541][ T3608] ? tomoyo_execute_permission+0x4a0/0x4a0
[ 51.525401][ T3608] sock_do_ioctl+0xcc/0x230
[ 51.529902][ T3608] ? get_user_ifreq+0x250/0x250
[ 51.534744][ T3608] ? vfs_fileattr_set+0xbe0/0xbe0
[ 51.539823][ T3608] sock_ioctl+0x2f1/0x640
[ 51.544175][ T3608] ? br_ioctl_call+0xa0/0xa0
[ 51.548803][ T3608] ? lock_downgrade+0x6e0/0x6e0
[ 51.553670][ T3608] ? _raw_spin_unlock_irq+0x1f/0x40
[ 51.558912][ T3608] ? bpf_lsm_file_ioctl+0x5/0x10
[ 51.563867][ T3608] ? br_ioctl_call+0xa0/0xa0
[ 51.568493][ T3608] __x64_sys_ioctl+0x193/0x200
[ 51.573273][ T3608] do_syscall_64+0x35/0xb0
[ 51.577730][ T3608] entry_SYSCALL_64_after_hwframe+0x63/0xcd
[ 51.583660][ T3608] RIP: 0033:0x7fec12c28c49
[ 51.588113][ T3608] Code: 28 c3 e8 2a 14 00 00 66 2e 0f 1f 84 00 00 00 00 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 c0 ff ff ff f7 d8 64 89 01 48
[ 51.607759][ T3608] RSP: 002b:00007ffdb81fbe48 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 51.616207][ T3608] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fec12c28c49
[ 51.624199][ T3608] RDX: 0000000020000040 RSI: 0000000000008954 RDI: 0000000000000004
[ 51.632302][ T3608] RBP: 00007fec12becdf0 R08: 0000000000000000 R09: 0000000000000000
[ 51.640306][ T3608] R10: 00000000000000ff R11: 0000000000000246 R12: 00007fec12bece80
[ 51.648576][ T3608] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 51.656588][ T3608]
[ 51.659599][ T3608] Kernel panic - not syncing: panic_on_warn set ...
[ 51.666170][ T3608] CPU: 0 PID: 3608 Comm: syz-executor149 Not tainted 6.0.0-syzkaller-02734-g0326074ff465 #0
[ 51.676217][ T3608] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/22/2022
[ 51.686257][ T3608] Call Trace:
[ 51.689527][ T3608]
[ 51.692447][ T3608] dump_stack_lvl+0xcd/0x134
[ 51.697033][ T3608] panic+0x2c8/0x627
[ 51.700917][ T3608] ? panic_print_sys_info.part.0+0x10b/0x10b
[ 51.706891][ T3608] ? __warn.cold+0x248/0x2c4
[ 51.711470][ T3608] ? arp_ioctl+0x7eb/0x840
[ 51.715878][ T3608] __warn.cold+0x259/0x2c4
[ 51.720281][ T3608] ? __wake_up_klogd.part.0+0x99/0xf0
[ 51.725644][ T3608] ? arp_ioctl+0x7eb/0x840
[ 51.730052][ T3608] report_bug+0x1bc/0x210
[ 51.734465][ T3608] handle_bug+0x3c/0x70
[ 51.738609][ T3608] exc_invalid_op+0x14/0x40
[ 51.743105][ T3608] asm_exc_invalid_op+0x16/0x20
[ 51.747950][ T3608] RIP: 0010:arp_ioctl+0x7eb/0x840
[ 51.752963][ T3608] Code: fc ff ff e8 27 71 8e f9 b9 0e 00 00 00 4c 89 e6 48 c7 c2 40 51 02 8b 48 c7 c7 20 50 02 8b c6 05 a8 6f de 05 01 e8 e1 59 51 01 <0f> 0b e9 66 fc ff ff e8 f9 70 8e f9 41 be fa ff ff ff e8 fe 5c 6f
[ 51.772563][ T3608] RSP: 0018:ffffc90003b8fa70 EFLAGS: 00010286
[ 51.778621][ T3608] RAX: 0000000000000000 RBX: ffff888075552028 RCX: 0000000000000000
[ 51.786580][ T3608] RDX: ffff888024d31d80 RSI: ffffffff8160f6f8 RDI: fffff52000771f40
[ 51.794546][ T3608] RBP: 1ffff92000771f54 R08: 0000000000000005 R09: 0000000000000000
[ 51.802504][ T3608] R10: 0000000080000201 R11: 0000000000000000 R12: 0000000000000010
[ 51.810462][ T3608] R13: ffff888075552000 R14: 0000000000000000 R15: ffff888075552124
[ 51.818435][ T3608] ? vprintk+0x88/0x90
[ 51.822504][ T3608] ? arp_req_delete+0x520/0x520
[ 51.827346][ T3608] ? _raw_spin_unlock_irqrestore+0x50/0x70
[ 51.833154][ T3608] ? find_held_lock+0x2d/0x110
[ 51.837926][ T3608] inet_ioctl+0x27f/0x320
[ 51.842249][ T3608] ? ipip_gro_complete+0x100/0x100
[ 51.847353][ T3608] ? lock_downgrade+0x6e0/0x6e0
[ 51.852193][ T3608] ? tomoyo_path_number_perm+0x441/0x590
[ 51.857818][ T3608] ? kfree+0xe2/0x580
[ 51.861799][ T3608] ? tomoyo_path_number_perm+0x24e/0x590
[ 51.867426][ T3608] ? tomoyo_execute_permission+0x4a0/0x4a0
[ 51.873230][ T3608] sock_do_ioctl+0xcc/0x230
[ 51.877725][ T3608] ? get_user_ifreq+0x250/0x250
[ 51.882569][ T3608] ? vfs_fileattr_set+0xbe0/0xbe0
[ 51.887647][ T3608] sock_ioctl+0x2f1/0x640
[ 51.891969][ T3608] ? br_ioctl_call+0xa0/0xa0
[ 51.896551][ T3608] ? lock_downgrade+0x6e0/0x6e0
[ 51.901409][ T3608] ? _raw_spin_unlock_irq+0x1f/0x40
[ 51.906619][ T3608] ? bpf_lsm_file_ioctl+0x5/0x10
[ 51.911567][ T3608] ? br_ioctl_call+0xa0/0xa0
[ 51.916155][ T3608] __x64_sys_ioctl+0x193/0x200
[ 51.920927][ T3608] do_syscall_64+0x35/0xb0
[ 51.925356][ T3608] entry_SYSCALL_64_after_hwframe+0x63/0xcd
[ 51.931270][ T3608] RIP: 0033:0x7fec12c28c49
[ 51.935696][ T3608] Code: 28 c3 e8 2a 14 00 00 66 2e 0f 1f 84 00 00 00 00 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 c0 ff ff ff f7 d8 64 89 01 48
[ 51.955301][ T3608] RSP: 002b:00007ffdb81fbe48 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 51.963709][ T3608] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fec12c28c49
[ 51.971684][ T3608] RDX: 0000000020000040 RSI: 0000000000008954 RDI: 0000000000000004
[ 51.979643][ T3608] RBP: 00007fec12becdf0 R08: 0000000000000000 R09: 0000000000000000
[ 51.987605][ T3608] R10: 00000000000000ff R11: 0000000000000246 R12: 00007fec12bece80
[ 51.995649][ T3608] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 52.003719][ T3608]
[ 52.007012][ T3608] Kernel Offset: disabled
[ 52.011436][ T3608] Rebooting in 86400 seconds..