Warning: Permanently added '10.128.0.180' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 57.986119][ T8375] loop0: detected capacity change from 0 to 8 [ 58.024822][ T8375] divide error: 0000 [#1] PREEMPT SMP KASAN [ 58.030941][ T8375] CPU: 1 PID: 8375 Comm: syz-executor040 Not tainted 5.12.0-syzkaller #0 [ 58.039867][ T8375] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 58.049930][ T8375] RIP: 0010:fill_meta_index+0x242/0xf50 [ 58.055711][ T8375] Code: 28 00 74 08 4c 89 ff e8 4c 79 91 ff 49 8b 07 48 89 44 24 60 48 63 4c 24 44 48 c1 e1 0b 49 63 c6 31 d2 48 89 8c 24 b8 00 00 00 <48> f7 f1 48 89 c3 31 ff 89 de e8 3f e5 4a ff 48 89 5c 24 58 85 db [ 58.075443][ T8375] RSP: 0018:ffffc90000eff1c0 EFLAGS: 00010246 [ 58.081622][ T8375] RAX: 0000000000000000 RBX: 00000000000000de RCX: 0000000000000000 [ 58.089694][ T8375] RDX: 0000000000000000 RSI: 00000000ffffff10 RDI: ffffc90000eff2a0 [ 58.097681][ T8375] RBP: ffffc90000eff330 R08: ffffffff8233f543 R09: fffff94000180631 [ 58.107163][ T8375] R10: fffff94000180631 R11: 0000000000000000 R12: ffff8880331dc520 [ 58.118098][ T8375] R13: dffffc0000000000 R14: 0000000000000000 R15: ffff8880331dc4c0 [ 58.127264][ T8375] FS: 0000000002199300(0000) GS:ffff8880b9b00000(0000) knlGS:0000000000000000 [ 58.136222][ T8375] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 58.142931][ T8375] CR2: 000055b45fc1d008 CR3: 0000000012688000 CR4: 00000000001506e0 [ 58.151082][ T8375] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 58.159076][ T8375] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 58.167065][ T8375] Call Trace: [ 58.170447][ T8375] ? __bpf_trace_rcu_stall_warning+0x10/0x10 [ 58.176450][ T8375] ? read_blocklist+0x320/0x320 [ 58.181321][ T8375] ? rcu_lock_release+0x5/0x20 [ 58.186176][ T8375] ? __lock_acquire+0x6040/0x6040 [ 58.191304][ T8375] read_blocklist+0x9f/0x320 [ 58.196014][ T8375] ? xas_load+0x45b/0x470 [ 58.200705][ T8375] ? squashfs_readpage+0xba0/0xba0 [ 58.206978][ T8375] ? xa_load+0x26a/0x2e0 [ 58.211470][ T8375] squashfs_readpage+0x4ce/0xba0 [ 58.218180][ T8375] ? put_page+0x1d0/0x1d0 [ 58.223764][ T8375] ? readahead_page+0x28e/0x3c0 [ 58.229260][ T8375] ? put_page+0x1d0/0x1d0 [ 58.234661][ T8375] read_pages+0x5d4/0x890 [ 58.239029][ T8375] ? page_cache_ra_unbounded+0x9a0/0x9a0 [ 58.244790][ T8375] ? add_to_page_cache_locked+0x40/0x40 [ 58.250703][ T8375] ? __page_cache_alloc+0x1aa/0x1c0 [ 58.255923][ T8375] page_cache_ra_unbounded+0x82a/0x9a0 [ 58.261394][ T8375] ? read_cache_pages_invalidate_page+0x2e0/0x2e0 [ 58.267831][ T8375] filemap_get_pages+0x43d/0xd90 [ 58.272968][ T8375] ? filemap_read+0x1030/0x1030 [ 58.277837][ T8375] ? __might_sleep+0x100/0x100 [ 58.282640][ T8375] filemap_read+0x39e/0x1030 [ 58.287240][ T8375] ? rcu_read_lock_sched_held+0x87/0x110 [ 58.293120][ T8375] ? find_get_pages_range_tag+0x930/0x930 [ 58.302357][ T8375] ? rcu_lock_release+0x5/0x20 [ 58.308129][ T8375] ? generic_file_read_iter+0x92/0x460 [ 58.317045][ T8375] ? rcu_read_lock_sched_held+0x87/0x110 [ 58.323609][ T8375] __kernel_read+0x596/0xa40 [ 58.328489][ T8375] ? rw_verify_area+0x370/0x370 [ 58.334122][ T8375] ? __fsnotify_update_child_dentry_flags+0x2d0/0x2d0 [ 58.341007][ T8375] ? __lock_acquire+0x6040/0x6040 [ 58.346059][ T8375] ? rw_verify_area+0x1b8/0x370 [ 58.351185][ T8375] ? fsnotify_perm+0x2fd/0x4d0 [ 58.355973][ T8375] bprm_execve+0x808/0x1470 [ 58.360493][ T8375] ? alloc_bprm+0x3b0/0x3b0 [ 58.365021][ T8375] ? alloc_bprm+0x353/0x3b0 [ 58.369708][ T8375] ? count+0x1cc/0x230 [ 58.373777][ T8375] do_execveat_common+0x487/0x5f0 [ 58.378948][ T8375] __x64_sys_execveat+0xcd/0xe0 [ 58.384081][ T8375] do_syscall_64+0x3f/0xb0 [ 58.388859][ T8375] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 58.394783][ T8375] RIP: 0033:0x443c09 [ 58.399612][ T8375] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 c0 ff ff ff f7 d8 64 89 01 48 [ 58.422048][ T8375] RSP: 002b:00007ffff066cd08 EFLAGS: 00000246 ORIG_RAX: 0000000000000142 [ 58.432621][ T8375] RAX: ffffffffffffffda RBX: 00000000004004a0 RCX: 0000000000443c09 [ 58.440706][ T8375] RDX: 0000000000000000 RSI: 0000000020000040 RDI: 0000000000000005 [ 58.448711][ T8375] RBP: 00000000004034a0 R08: 0000000000000000 R09: 00000000004004a0 [ 58.456785][ T8375] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000403530 [ 58.464787][ T8375] R13: 0000000000000000 R14: 00000000004b1018 R15: 00000000004004a0 [ 58.472804][ T8375] Modules linked in: [ 58.478234][ T8375] ---[ end trace 5a69392a838e0d97 ]--- [ 58.483778][ T8375] RIP: 0010:fill_meta_index+0x242/0xf50 [ 58.489351][ T8375] Code: 28 00 74 08 4c 89 ff e8 4c 79 91 ff 49 8b 07 48 89 44 24 60 48 63 4c 24 44 48 c1 e1 0b 49 63 c6 31 d2 48 89 8c 24 b8 00 00 00 <48> f7 f1 48 89 c3 31 ff 89 de e8 3f e5 4a ff 48 89 5c 24 58 85 db [ 58.511030][ T8375] RSP: 0018:ffffc90000eff1c0 EFLAGS: 00010246 [ 58.519156][ T8375] RAX: 0000000000000000 RBX: 00000000000000de RCX: 0000000000000000 [ 58.533029][ T8375] RDX: 0000000000000000 RSI: 00000000ffffff10 RDI: ffffc90000eff2a0 [ 58.541970][ T8375] RBP: ffffc90000eff330 R08: ffffffff8233f543 R09: fffff94000180631 [ 58.550115][ T8375] R10: fffff94000180631 R11: 0000000000000000 R12: ffff8880331dc520 [ 58.558459][ T8375] R13: dffffc0000000000 R14: 0000000000000000 R15: ffff8880331dc4c0 [ 58.569543][ T8375] FS: 0000000002199300(0000) GS:ffff8880b9a00000(0000) knlGS:0000000000000000 [ 58.578632][ T8375] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 58.585772][ T8375] CR2: 0000560489adc160 CR3: 0000000012688000 CR4: 00000000001506f0 [ 58.594478][ T8375] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 58.603020][ T8375] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 58.615425][ T8375] Kernel panic - not syncing: Fatal exception [ 58.625245][ T8375] Kernel Offset: disabled [ 58.631381][ T8375] Rebooting in 86400 seconds..