Warning: Permanently added '10.128.0.5' (ED25519) to the list of known hosts.
executing program
[ 51.418375][ T3500] ------------[ cut here ]------------
[ 51.423983][ T3500] WARNING: CPU: 0 PID: 3500 at block/genhd.c:589 del_gendisk+0x703/0x780
[ 51.432603][ T3500] Modules linked in:
[ 51.437260][ T3500] CPU: 0 PID: 3500 Comm: syz-executor244 Not tainted 5.15.143-syzkaller #0
[ 51.446020][ T3500] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/10/2023
[ 51.456430][ T3500] RIP: 0010:del_gendisk+0x703/0x780
[ 51.461663][ T3500] Code: 00 00 4c 89 f6 e8 4d 88 fa ff 4c 89 f7 be 01 00 00 00 48 83 c4 18 5b 41 5c 41 5d 41 5e 41 5f 5d e9 b2 15 fd ff e8 0d c8 8f fd <0f> 0b 48 83 c4 18 5b 41 5c 41 5d 41 5e 41 5f 5d c3 89 e9 80 e1 07
[ 51.481607][ T3500] RSP: 0018:ffffc900014dfdf0 EFLAGS: 00010293
[ 51.487805][ T3500] RAX: ffffffff83f06033 RBX: 0000000000000240 RCX: ffff888078eb3b80
[ 51.495879][ T3500] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 51.503986][ T3500] RBP: 0000000000000000 R08: ffffffff83f05a48 R09: fffff5200029bfb9
[ 51.511982][ T3500] R10: 0000000000000000 R11: dffffc0000000001 R12: 1ffff1100eb15a10
[ 51.520112][ T3500] R13: ffff8880758ad000 R14: ffff88801e2263c0 R15: ffff8880758ad080
[ 51.528128][ T3500] FS: 000055555630b380(0000) GS:ffff8880b9b00000(0000) knlGS:0000000000000000
[ 51.537156][ T3500] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 51.543789][ T3500] CR2: 000055f6144c25d8 CR3: 000000001af69000 CR4: 00000000003506e0
[ 51.551787][ T3500] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 51.559798][ T3500] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 51.567811][ T3500] Call Trace:
[ 51.571087][ T3500]
[ 51.574052][ T3500] ? __warn+0x15b/0x300
[ 51.578781][ T3500] ? del_gendisk+0x703/0x780
[ 51.583425][ T3500] ? report_bug+0x1b7/0x2e0
[ 51.587951][ T3500] ? handle_bug+0x3d/0x70
[ 51.592321][ T3500] ? exc_invalid_op+0x16/0x40
[ 51.597081][ T3500] ? asm_exc_invalid_op+0x16/0x20
[ 51.602131][ T3500] ? del_gendisk+0x118/0x780
[ 51.606773][ T3500] ? del_gendisk+0x703/0x780
[ 51.611394][ T3500] ? del_gendisk+0x703/0x780
[ 51.616051][ T3500] loop_control_ioctl+0x552/0x700
[ 51.621117][ T3500] ? xor_init+0x60/0x60
[ 51.625371][ T3500] ? bpf_lsm_file_ioctl+0x5/0x10
[ 51.630330][ T3500] ? security_file_ioctl+0x7d/0xa0
[ 51.635549][ T3500] ? xor_init+0x60/0x60
[ 51.639723][ T3500] __se_sys_ioctl+0xf1/0x160
[ 51.644381][ T3500] do_syscall_64+0x3d/0xb0
[ 51.648818][ T3500] entry_SYSCALL_64_after_hwframe+0x61/0xcb
[ 51.654770][ T3500] RIP: 0033:0x7f0dd88a6329
[ 51.659204][ T3500] Code: 48 83 c4 28 c3 e8 37 17 00 00 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 51.678872][ T3500] RSP: 002b:00007ffcae3f9808 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 51.687419][ T3500] RAX: ffffffffffffffda RBX: 00007ffcae3f99d8 RCX: 00007f0dd88a6329
[ 51.695485][ T3500] RDX: 0000000020000040 RSI: 0000000000004c81 RDI: 0000000000000004
[ 51.703619][ T3500] RBP: 00007f0dd8919610 R08: 00007ffcae3f99d8 R09: 00007ffcae3f99d8
[ 51.711603][ T3500] R10: 00007ffcae3f99d8 R11: 0000000000000246 R12: 0000000000000001
[ 51.719638][ T3500] R13: 00007ffcae3f99c8 R14: 0000000000000001 R15: 0000000000000001
[ 51.727675][ T3500]
[ 51.730697][ T3500] Kernel panic - not syncing: kernel: panic_on_warn set ...
[ 51.738052][ T3500] CPU: 1 PID: 3500 Comm: syz-executor244 Not tainted 5.15.143-syzkaller #0
[ 51.746631][ T3500] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/10/2023
[ 51.756676][ T3500] Call Trace:
[ 51.759956][ T3500]
[ 51.762882][ T3500] dump_stack_lvl+0x1e3/0x2cb
[ 51.767577][ T3500] ? io_uring_drop_tctx_refs+0x19d/0x19d
[ 51.773205][ T3500] ? panic+0x84d/0x84d
[ 51.777270][ T3500] ? del_gendisk+0x6d0/0x780
[ 51.781851][ T3500] ? del_gendisk+0x6d0/0x780
[ 51.786459][ T3500] panic+0x318/0x84d
[ 51.790352][ T3500] ? __warn+0x16a/0x300
[ 51.794500][ T3500] ? fb_is_primary_device+0xcc/0xcc
[ 51.799713][ T3500] ? del_gendisk+0x703/0x780
[ 51.804298][ T3500] __warn+0x2b2/0x300
[ 51.808276][ T3500] ? del_gendisk+0x703/0x780
[ 51.812869][ T3500] report_bug+0x1b7/0x2e0
[ 51.817196][ T3500] handle_bug+0x3d/0x70
[ 51.821344][ T3500] exc_invalid_op+0x16/0x40
[ 51.825852][ T3500] asm_exc_invalid_op+0x16/0x20
[ 51.830698][ T3500] RIP: 0010:del_gendisk+0x703/0x780
[ 51.835928][ T3500] Code: 00 00 4c 89 f6 e8 4d 88 fa ff 4c 89 f7 be 01 00 00 00 48 83 c4 18 5b 41 5c 41 5d 41 5e 41 5f 5d e9 b2 15 fd ff e8 0d c8 8f fd <0f> 0b 48 83 c4 18 5b 41 5c 41 5d 41 5e 41 5f 5d c3 89 e9 80 e1 07
[ 51.855532][ T3500] RSP: 0018:ffffc900014dfdf0 EFLAGS: 00010293
[ 51.861592][ T3500] RAX: ffffffff83f06033 RBX: 0000000000000240 RCX: ffff888078eb3b80
[ 51.869554][ T3500] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 51.877519][ T3500] RBP: 0000000000000000 R08: ffffffff83f05a48 R09: fffff5200029bfb9
[ 51.885522][ T3500] R10: 0000000000000000 R11: dffffc0000000001 R12: 1ffff1100eb15a10
[ 51.893490][ T3500] R13: ffff8880758ad000 R14: ffff88801e2263c0 R15: ffff8880758ad080
[ 51.901458][ T3500] ? del_gendisk+0x118/0x780
[ 51.906051][ T3500] ? del_gendisk+0x703/0x780
[ 51.910767][ T3500] loop_control_ioctl+0x552/0x700
[ 51.915808][ T3500] ? xor_init+0x60/0x60
[ 51.919971][ T3500] ? bpf_lsm_file_ioctl+0x5/0x10
[ 51.924902][ T3500] ? security_file_ioctl+0x7d/0xa0
[ 51.930008][ T3500] ? xor_init+0x60/0x60
[ 51.934165][ T3500] __se_sys_ioctl+0xf1/0x160
[ 51.938755][ T3500] do_syscall_64+0x3d/0xb0
[ 51.943171][ T3500] entry_SYSCALL_64_after_hwframe+0x61/0xcb
[ 51.949060][ T3500] RIP: 0033:0x7f0dd88a6329
[ 51.953469][ T3500] Code: 48 83 c4 28 c3 e8 37 17 00 00 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 51.973092][ T3500] RSP: 002b:00007ffcae3f9808 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 51.981498][ T3500] RAX: ffffffffffffffda RBX: 00007ffcae3f99d8 RCX: 00007f0dd88a6329
[ 51.989464][ T3500] RDX: 0000000020000040 RSI: 0000000000004c81 RDI: 0000000000000004
[ 51.997427][ T3500] RBP: 00007f0dd8919610 R08: 00007ffcae3f99d8 R09: 00007ffcae3f99d8
[ 52.005390][ T3500] R10: 00007ffcae3f99d8 R11: 0000000000000246 R12: 0000000000000001
[ 52.013353][ T3500] R13: 00007ffcae3f99c8 R14: 0000000000000001 R15: 0000000000000001
[ 52.021330][ T3500]
[ 52.024608][ T3500] Kernel Offset: disabled
[ 52.028990][ T3500] Rebooting in 86400 seconds..