Warning: Permanently added '10.128.1.111' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 28.929930][ T4410] usercopy: Kernel memory overwrite attempt detected to SLUB object 'pid' (offset 24, size 24)! [ 28.932369][ T4410] ------------[ cut here ]------------ [ 28.933547][ T4410] kernel BUG at mm/usercopy.c:102! [ 28.934643][ T4410] Internal error: Oops - BUG: 00000000f2000800 [#1] PREEMPT SMP [ 28.936199][ T4410] Modules linked in: [ 28.937048][ T4410] CPU: 0 PID: 4410 Comm: syz-executor832 Not tainted 6.2.0-rc7-syzkaller-17907-g2d3827b3f393 #0 [ 28.939176][ T4410] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/21/2023 [ 28.941341][ T4410] pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 28.943054][ T4410] pc : usercopy_abort+0x90/0x94 [ 28.944073][ T4410] lr : usercopy_abort+0x90/0x94 [ 28.945111][ T4410] sp : ffff800012ee3b90 [ 28.945995][ T4410] x29: ffff800012ee3ba0 x28: 000000000000001c x27: ffff0000c72f8000 [ 28.947766][ T4410] x26: 0000000020000000 x25: ffff80000cf52000 x24: fffffc0000000000 [ 28.949519][ T4410] x23: 05ffc00000000200 x22: fffffc00030cbe40 x21: ffff0000c32f9f18 [ 28.951224][ T4410] x20: 0000000000000000 x19: 0000000000000018 x18: 0000000000002bce [ 28.952943][ T4410] x17: 63656a626f204255 x16: ffff0000c72f89f8 x15: ffff80000dbd2118 [ 28.954778][ T4410] x14: ffff0000c72f8000 x13: 00000000ffffffff x12: ffff0000c72f8000 [ 28.956515][ T4410] x11: ff808000081bbb4c x10: 0000000000000000 x9 : adc5950f6e29d600 [ 28.958210][ T4410] x8 : adc5950f6e29d600 x7 : ffff80000bf650d4 x6 : 0000000000000000 [ 28.959951][ T4410] x5 : 0000000000000001 x4 : 0000000000000001 x3 : 0000000000000000 [ 28.961634][ T4410] x2 : ffff0001fefbff08 x1 : 0000000100000000 x0 : 000000000000005d [ 28.963382][ T4410] Call trace: [ 28.964080][ T4410] usercopy_abort+0x90/0x94 [ 28.965031][ T4410] __check_heap_object+0xa8/0x100 [ 28.966118][ T4410] __check_object_size+0x208/0x6b8 [ 28.967272][ T4410] io_openat2_prep+0xcc/0x2b8 [ 28.968286][ T4410] io_submit_sqes+0x338/0xbb8 [ 28.969346][ T4410] __arm64_sys_io_uring_enter+0x168/0x1308 [ 28.970620][ T4410] invoke_syscall+0x64/0x178 [ 28.971615][ T4410] el0_svc_common+0xbc/0x180 [ 28.972647][ T4410] do_el0_svc+0x48/0x110 [ 28.973577][ T4410] el0_svc+0x58/0x14c [ 28.974403][ T4410] el0t_64_sync_handler+0x84/0xf0 [ 28.975524][ T4410] el0t_64_sync+0x190/0x194 [ 28.976520][ T4410] Code: 91388800 aa0903e1 f90003e8 94e6d752 (d4210000) [ 28.978024][ T4410] ---[ end trace 0000000000000000 ]--- [ 29.195239][ T4410] Kernel panic - not syncing: Oops - BUG: Fatal exception [ 29.196795][ T4410] SMP: stopping secondary CPUs [ 29.197727][ T4410] Kernel Offset: disabled [ 29.198579][ T4410] CPU features: 0x000000,10380201,32017203 [ 29.199699][ T4410] Memory Limit: none [ 29.415873][ T4410] Rebooting in 86400 seconds..