[ 10.125006][ T3995] 8021q: adding VLAN 0 to HW filter on device bond0 [ 10.132051][ T3995] eql: remember to turn off Van-Jacobson compression on your slave devices [ 10.170389][ T209] gvnic 0000:00:00.0 enp0s0: Device link is up. [ 10.173500][ T2204] IPv6: ADDRCONF(NETDEV_CHANGE): enp0s0: link becomes ready Starting sshd: OK syzkaller Warning: Permanently added '10.128.1.15' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 30.012015][ T4409] usercopy: Kernel memory overwrite attempt detected to SLUB object 'pid' (offset 24, size 24)! [ 30.014600][ T4409] ------------[ cut here ]------------ [ 30.015948][ T4409] kernel BUG at mm/usercopy.c:102! [ 30.017173][ T4409] Internal error: Oops - BUG: 00000000f2000800 [#1] PREEMPT SMP [ 30.019022][ T4409] Modules linked in: [ 30.019912][ T4409] CPU: 1 PID: 4409 Comm: syz-executor388 Not tainted 6.2.0-rc7-syzkaller-17907-g2d3827b3f393 #0 [ 30.022331][ T4409] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/21/2023 [ 30.024741][ T4409] pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 30.026624][ T4409] pc : usercopy_abort+0x90/0x94 [ 30.027799][ T4409] lr : usercopy_abort+0x90/0x94 [ 30.028944][ T4409] sp : ffff80000ff3bb90 [ 30.029926][ T4409] x29: ffff80000ff3bba0 x28: 000000000000001c x27: ffff0000c7078000 [ 30.031767][ T4409] x26: 0000000020000200 x25: ffff80000cf52000 x24: fffffc0000000000 [ 30.033620][ T4409] x23: 05ffc00000000200 x22: fffffc00031a54c0 x21: ffff0000c6953418 [ 30.035524][ T4409] x20: 0000000000000000 x19: 0000000000000018 x18: 0000000000002ccf [ 30.037414][ T4409] x17: 63656a626f204255 x16: ffff0000c70789f8 x15: ffff80000dbd2118 [ 30.039296][ T4409] x14: ffff0000c7078000 x13: 00000000ffffffff x12: ffff0000c7078000 [ 30.041161][ T4409] x11: ff808000081bbb4c x10: 0000000000000000 x9 : fd547d28495b9900 [ 30.042971][ T4409] x8 : fd547d28495b9900 x7 : ffff80000bf650d4 x6 : 0000000000000000 [ 30.044841][ T4409] x5 : 0000000000000001 x4 : 0000000000000001 x3 : 0000000000000000 [ 30.046698][ T4409] x2 : ffff0001fefdef08 x1 : 0000000100000000 x0 : 000000000000005d [ 30.048566][ T4409] Call trace: [ 30.049357][ T4409] usercopy_abort+0x90/0x94 [ 30.050365][ T4409] __check_heap_object+0xa8/0x100 [ 30.051533][ T4409] __check_object_size+0x208/0x6b8 [ 30.052766][ T4409] io_openat2_prep+0xcc/0x2b8 [ 30.053938][ T4409] io_submit_sqes+0x338/0xbb8 [ 30.055048][ T4409] __arm64_sys_io_uring_enter+0x168/0x1308 [ 30.056447][ T4409] invoke_syscall+0x64/0x178 [ 30.057475][ T4409] el0_svc_common+0xbc/0x180 [ 30.058578][ T4409] do_el0_svc+0x48/0x110 [ 30.059602][ T4409] el0_svc+0x58/0x14c [ 30.060533][ T4409] el0t_64_sync_handler+0x84/0xf0 [ 30.061747][ T4409] el0t_64_sync+0x190/0x194 [ 30.062832][ T4409] Code: 91388800 aa0903e1 f90003e8 94e6d752 (d4210000) [ 30.064479][ T4409] ---[ end trace 0000000000000000 ]--- [ 30.330170][ T4409] Kernel panic - not syncing: Oops - BUG: Fatal exception [ 30.331786][ T4409] SMP: stopping secondary CPUs [ 30.332900][ T4409] Kernel Offset: disabled [ 30.333832][ T4409] CPU features: 0x000000,10380201,32017203 [ 30.335130][ T4409] Memory Limit: none [ 30.599336][ T4409] Rebooting in 86400 seconds..