Warning: Permanently added '10.128.0.191' (ED25519) to the list of known hosts. executing program executing program [ 46.590561][ T4020] ------------[ cut here ]------------ [ 46.591711][ T4020] WARNING: CPU: 1 PID: 4020 at block/genhd.c:586 del_gendisk+0x690/0x724 [ 46.593670][ T4020] Modules linked in: [ 46.594504][ T4020] CPU: 1 PID: 4020 Comm: syz-executor574 Not tainted 5.15.176-syzkaller #0 [ 46.596074][ T4020] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 46.598009][ T4020] pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 46.599745][ T4020] pc : del_gendisk+0x690/0x724 [ 46.600648][ T4020] lr : del_gendisk+0x690/0x724 [ 46.601594][ T4020] sp : ffff800020357bc0 [ 46.602397][ T4020] x29: ffff800020357be0 x28: ffff0000cceb8000 x27: 1fffe0001b390e2a [ 46.604095][ T4020] x26: 1fffe0001b573f90 x25: 1ffff0000406af88 x24: ffff0000dab9fc80 [ 46.605782][ T4020] x23: 0000000000000000 x22: ffff0000dab9fca0 x21: ffff0000dab9fc00 [ 46.607554][ T4020] x20: ffff0000cd4b1c70 x19: 0000000000000240 x18: 0000000000000000 [ 46.609253][ T4020] x17: 0000000000000000 x16: ffff8000082eae24 x15: 0000000000004c82 [ 46.610833][ T4020] x14: 1ffff0000296c06c x13: dfff800000000000 x12: 0000000000000001 [ 46.612585][ T4020] x11: 0000000000000000 x10: 0000000000000000 x9 : ffff0000cceb8000 [ 46.614231][ T4020] x8 : ffff80000a8df634 x7 : ffff80000c0f717c x6 : 0000000000000000 [ 46.615785][ T4020] x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff800011c133ec [ 46.617425][ T4020] x2 : 0000000000000000 x1 : 0000000000000000 x0 : 0000000000000000 [ 46.619003][ T4020] Call trace: [ 46.619599][ T4020] del_gendisk+0x690/0x724 [ 46.620425][ T4020] loop_control_ioctl+0x4a8/0x62c [ 46.621578][ T4020] __arm64_sys_ioctl+0x14c/0x1c8 [ 46.622579][ T4020] invoke_syscall+0x98/0x2b8 [ 46.623570][ T4020] el0_svc_common+0x138/0x258 [ 46.624494][ T4020] do_el0_svc+0x58/0x14c [ 46.625313][ T4020] el0_svc+0x7c/0x1f0 [ 46.626085][ T4020] el0t_64_sync_handler+0x84/0xe4 [ 46.627059][ T4020] el0t_64_sync+0x1a0/0x1a4 [ 46.628020][ T4020] irq event stamp: 544 [ 46.628917][ T4020] hardirqs last enabled at (543): [] kasan_quarantine_put+0xdc/0x204 [ 46.630959][ T4020] hardirqs last disabled at (544): [] el1_dbg+0x24/0x80 [ 46.632842][ T4020] softirqs last enabled at (402): [] handle_softirqs+0xb88/0xdbc [ 46.634822][ T4020] softirqs last disabled at (349): [] __irq_exit_rcu+0x268/0x4d8 [ 46.636723][ T4020] ---[ end trace 40f90de31c96efdb ]--- executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program