Warning: Permanently added '10.128.0.199' (ED25519) to the list of known hosts. executing program [ 37.075869][ T3965] ------------[ cut here ]------------ [ 37.077396][ T3965] WARNING: CPU: 1 PID: 3965 at block/genhd.c:592 del_gendisk+0x698/0x72c [ 37.079685][ T3965] Modules linked in: [ 37.080721][ T3965] CPU: 1 PID: 3965 Comm: syz-executor660 Not tainted 5.15.160-syzkaller #0 [ 37.082899][ T3965] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/02/2024 [ 37.085536][ T3965] pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 37.087615][ T3965] pc : del_gendisk+0x698/0x72c [ 37.088906][ T3965] lr : del_gendisk+0x698/0x72c [ 37.090145][ T3965] sp : ffff80001c547bc0 [ 37.091242][ T3965] x29: ffff80001c547be0 x28: ffff0000da4b9b40 x27: 1fffe0001b1b662a [ 37.093433][ T3965] x26: 1fffe0001917db10 x25: 1ffff000038a8f88 x24: ffff0000c8bed880 [ 37.095621][ T3965] x23: 0000000000000000 x22: ffff0000c8bed8a0 x21: ffff0000c8bed800 [ 37.097710][ T3965] x20: ffff0000cd2e1c70 x19: 0000000000000240 x18: 0000000000000000 [ 37.099800][ T3965] x17: 0000000000000000 x16: ffff8000082e9eec x15: 0000000000004c82 [ 37.101969][ T3965] x14: 1ffff0000292a06a x13: dfff800000000000 x12: 0000000000000001 [ 37.104136][ T3965] x11: 0000000000000000 x10: 0000000000000000 x9 : ffff0000da4b9b40 [ 37.106307][ T3965] x8 : ffff80000a849e0c x7 : ffff80000c048b20 x6 : 0000000000000000 [ 37.108457][ T3965] x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff800011a61788 [ 37.110639][ T3965] x2 : 0000000000000000 x1 : 0000000000000000 x0 : 0000000000000000 [ 37.112922][ T3965] Call trace: [ 37.113819][ T3965] del_gendisk+0x698/0x72c [ 37.114982][ T3965] loop_control_ioctl+0x4a8/0x62c [ 37.116322][ T3965] __arm64_sys_ioctl+0x14c/0x1c8 [ 37.117626][ T3965] invoke_syscall+0x98/0x2b8 [ 37.118821][ T3965] el0_svc_common+0x138/0x258 [ 37.120036][ T3965] do_el0_svc+0x58/0x14c [ 37.121161][ T3965] el0_svc+0x7c/0x1f0 [ 37.122212][ T3965] el0t_64_sync_handler+0x84/0xe4 [ 37.123545][ T3965] el0t_64_sync+0x1a0/0x1a4 [ 37.124690][ T3965] irq event stamp: 13636 [ 37.125801][ T3965] hardirqs last enabled at (13635): [] kasan_quarantine_put+0xdc/0x204 [ 37.128455][ T3965] hardirqs last disabled at (13636): [] el1_dbg+0x24/0x80 [ 37.130750][ T3965] softirqs last enabled at (13248): [] __do_softirq+0xb5c/0xdb0 [ 37.133308][ T3965] softirqs last disabled at (13237): [] __irq_exit_rcu+0x264/0x4d4 [ 37.135811][ T3965] ---[ end trace b1a8b957eccbc118 ]---