Warning: Permanently added '10.128.0.198' (ECDSA) to the list of known hosts. [ 40.556139][ T4052] ------------[ cut here ]------------ [ 40.557438][ T4052] WARNING: CPU: 0 PID: 4052 at block/genhd.c:589 del_gendisk+0x698/0x72c [ 40.559372][ T4052] Modules linked in: [ 40.560256][ T4052] CPU: 0 PID: 4052 Comm: syz-executor351 Not tainted 5.15.102-syzkaller #0 [ 40.562095][ T4052] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/02/2023 [ 40.564341][ T4052] pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 40.566022][ T4052] pc : del_gendisk+0x698/0x72c [ 40.567057][ T4052] lr : del_gendisk+0x698/0x72c [ 40.568099][ T4052] sp : ffff80001c867bc0 [ 40.569008][ T4052] x29: ffff80001c867be0 x28: ffff0000c22ad040 x27: 1fffe0001851cc2a [ 40.570814][ T4052] x26: 1fffe00019cb0610 x25: 1ffff0000390cf88 x24: ffff0000ce583080 [ 40.572675][ T4052] x23: 0000000000000000 x22: ffff0000ce5830a0 x21: ffff0000ce583000 [ 40.574457][ T4052] x20: ffff0000cc506388 x19: 0000000000000240 x18: ffff80001c867740 [ 40.576192][ T4052] x17: ff8080000c091a40 x16: ffff8000082ed0d4 x15: 000000000000b5c9 [ 40.577927][ T4052] x14: 00000000ffffffff x13: ffffffffffffffff x12: 0000000000000000 [ 40.579639][ T4052] x11: ff8080000a88ab5c x10: 0000000000000000 x9 : ffff80000a88ab5c [ 40.581457][ T4052] x8 : ffff0000c22ad040 x7 : ffff80000c091ca8 x6 : 0000000000000000 [ 40.583299][ T4052] x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff800011acdf28 [ 40.584989][ T4052] x2 : 0000000000000000 x1 : 0000000000000000 x0 : 0000000000000000 [ 40.586660][ T4052] Call trace: [ 40.587318][ T4052] del_gendisk+0x698/0x72c [ 40.588307][ T4052] loop_control_ioctl+0x4a8/0x62c [ 40.589342][ T4052] __arm64_sys_ioctl+0x14c/0x1c8 [ 40.590392][ T4052] invoke_syscall+0x98/0x2b8 [ 40.591391][ T4052] el0_svc_common+0x138/0x258 [ 40.592421][ T4052] do_el0_svc+0x58/0x14c [ 40.593282][ T4052] el0_svc+0x7c/0x1f0 [ 40.594135][ T4052] el0t_64_sync_handler+0x84/0xe4 [ 40.595200][ T4052] el0t_64_sync+0x1a0/0x1a4 [ 40.596189][ T4052] irq event stamp: 13728 [ 40.597115][ T4052] hardirqs last enabled at (13727): [] kasan_quarantine_put+0xdc/0x204 [ 40.599337][ T4052] hardirqs last disabled at (13728): [] el1_dbg+0x24/0x80 [ 40.601230][ T4052] softirqs last enabled at (13126): [] __do_softirq+0xcc4/0xf60 [ 40.603226][ T4052] softirqs last disabled at (13121): [] __irq_exit_rcu+0x28c/0x534 [ 40.605288][ T4052] ---[ end trace 3fc9ebe95e765f78 ]---