Warning: Permanently added '10.128.0.203' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 40.710532][ T5944] ------------[ cut here ]------------ [ 40.712045][ T5944] WARNING: CPU: 0 PID: 5944 at include/linux/cpumask.h:143 schedstat_start+0x1a0/0x20c [ 40.714647][ T5944] Modules linked in: [ 40.715649][ T5944] CPU: 0 PID: 5944 Comm: syz-executor219 Not tainted 6.3.0-rc1-syzkaller-gfe15c26ee26e #0 [ 40.718280][ T5944] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/02/2023 [ 40.720886][ T5944] pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 40.722961][ T5944] pc : schedstat_start+0x1a0/0x20c [ 40.724329][ T5944] lr : seq_read_iter+0x378/0xc44 [ 40.725646][ T5944] sp : ffff80001e4e7980 [ 40.726769][ T5944] x29: ffff80001e4e7990 x28: ffff0000d49ea1f0 x27: 1fffe0001a93d43e [ 40.728863][ T5944] x26: ffff0000d49ea140 x25: dfff800000000000 x24: 0000000000000007 [ 40.731026][ T5944] x23: ffff800015cdd558 x22: 1fffe0001a93d42a x21: dfff800000000000 [ 40.733152][ T5944] x20: ffff800015cdd000 x19: ffff0000d49ea150 x18: 0000000000000000 [ 40.735268][ T5944] x17: 0000000000000000 x16: ffff80000826e470 x15: 0000000000000000 [ 40.737417][ T5944] x14: 1ffff00002b9c0b2 x13: dfff800000000000 x12: 0000000000000001 [ 40.739648][ T5944] x11: 1ffff00002b9baab x10: 0000000000000002 x9 : ffff800008af6624 [ 40.741804][ T5944] x8 : 0000000000000009 x7 : ffff800008af63c8 x6 : 0000000000000000 [ 40.743889][ T5944] x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff80000830ba14 [ 40.745950][ T5944] x2 : ffff0000d14c1b40 x1 : ffff0000d49ea150 x0 : ffff0000d49ea128 [ 40.748132][ T5944] Call trace: [ 40.749018][ T5944] schedstat_start+0x1a0/0x20c [ 40.750312][ T5944] seq_read_iter+0x378/0xc44 [ 40.751547][ T5944] proc_reg_read_iter+0x18c/0x2bc [ 40.752879][ T5944] vfs_read+0x5bc/0x8ac [ 40.753972][ T5944] ksys_read+0x15c/0x26c [ 40.755076][ T5944] __arm64_sys_read+0x7c/0x90 [ 40.756283][ T5944] invoke_syscall+0x98/0x2c0 [ 40.757480][ T5944] el0_svc_common+0x138/0x258 [ 40.758704][ T5944] do_el0_svc+0x64/0x198 [ 40.759840][ T5944] el0_svc+0x58/0x168 [ 40.760940][ T5944] el0t_64_sync_handler+0x84/0xf0 [ 40.762277][ T5944] el0t_64_sync+0x190/0x194 [ 40.763426][ T5944] irq event stamp: 11872 [ 40.764509][ T5944] hardirqs last enabled at (11871): [] el0_svc_common+0x9c/0x258 [ 40.766972][ T5944] hardirqs last disabled at (11872): [] el1_dbg+0x24/0x80 [ 40.769263][ T5944] softirqs last enabled at (11864): [] __do_softirq+0xd64/0xfbc [ 40.771679][ T5944] softirqs last disabled at (11859): [] ____do_softirq+0x14/0x20 [ 40.774180][ T5944] ---[ end trace 0000000000000000 ]---