Warning: Permanently added '10.128.0.53' (ED25519) to the list of known hosts. executing program syzkaller login: [ 43.446702][ T3499] loop0: detected capacity change from 0 to 32768 [ 43.508651][ T3499] read_mapping_page failed! [ 43.514202][ T3499] ERROR: (device loop0): txCommit: [ 43.514202][ T3499] [ 43.522983][ T3499] ------------[ cut here ]------------ [ 43.528507][ T3499] WARNING: CPU: 0 PID: 3499 at fs/inode.c:364 inc_nlink+0x120/0x130 [ 43.537175][ T3499] Modules linked in: [ 43.541075][ T3499] CPU: 0 PID: 3499 Comm: syz-executor188 Not tainted 5.15.158-syzkaller #0 [ 43.550346][ T3499] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/02/2024 [ 43.560439][ T3499] RIP: 0010:inc_nlink+0x120/0x130 [ 43.565491][ T3499] Code: ed ff e9 37 ff ff ff 44 89 e9 80 e1 07 80 c1 03 38 c1 0f 8c 49 ff ff ff 4c 89 ef e8 fa a1 ed ff e9 3c ff ff ff e8 e0 c9 a3 ff <0f> 0b eb 80 66 2e 0f 1f 84 00 00 00 00 00 66 90 41 57 41 56 53 48 [ 43.585142][ T3499] RSP: 0018:ffffc90002da7b28 EFLAGS: 00010293 [ 43.591222][ T3499] RAX: ffffffff81dc92e0 RBX: 1ffff1100e5131b7 RCX: ffff88801aa69dc0 [ 43.599381][ T3499] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 43.607473][ T3499] RBP: 0000000000000000 R08: ffffffff81dc925a R09: fffffbfff1bc8c56 [ 43.615482][ T3499] R10: 0000000000000000 R11: dffffc0000000001 R12: dffffc0000000000 [ 43.623506][ T3499] R13: ffff888072898db8 R14: ffff888072898d70 R15: 0000000000000007 [ 43.631467][ T3499] FS: 0000555555bae380(0000) GS:ffff8880b9a00000(0000) knlGS:0000000000000000 [ 43.640435][ T3499] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.647051][ T3499] CR2: 0000558d55946c78 CR3: 000000001d0df000 CR4: 00000000003506f0 [ 43.655106][ T3499] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 43.663116][ T3499] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 43.671085][ T3499] Call Trace: [ 43.674504][ T3499] [ 43.677443][ T3499] ? __warn+0x15b/0x300 [ 43.681602][ T3499] ? inc_nlink+0x120/0x130 [ 43.686267][ T3499] ? report_bug+0x1b7/0x2e0 [ 43.690963][ T3499] ? handle_bug+0x3d/0x70 [ 43.695353][ T3499] ? exc_invalid_op+0x16/0x40 [ 43.700033][ T3499] ? asm_exc_invalid_op+0x16/0x20 [ 43.705103][ T3499] ? inc_nlink+0x9a/0x130 [ 43.709467][ T3499] ? inc_nlink+0x120/0x130 [ 43.713918][ T3499] ? inc_nlink+0x120/0x130 [ 43.718419][ T3499] ? inc_nlink+0x120/0x130 [ 43.722962][ T3499] jfs_mkdir+0x8e2/0xbb0 [ 43.727216][ T3499] ? aa_get_newest_label+0xf9/0x6c0 [ 43.732481][ T3499] ? jfs_symlink+0x10e0/0x10e0 [ 43.737344][ T3499] ? from_kgid+0x1a3/0x730 [ 43.741755][ T3499] ? generic_permission+0x27c/0x4f0 [ 43.746986][ T3499] ? inode_permission+0xf7/0x450 [ 43.751972][ T3499] ? bpf_lsm_inode_mkdir+0x5/0x10 [ 43.757094][ T3499] ? security_inode_mkdir+0xb4/0x100 [ 43.762384][ T3499] vfs_mkdir+0x3b6/0x590 [ 43.766679][ T3499] do_mkdirat+0x260/0x520 [ 43.770989][ T3499] ? vfs_mkdir+0x590/0x590 [ 43.775425][ T3499] ? getname_flags+0x1ec/0x4e0 [ 43.780243][ T3499] ? lockdep_hardirqs_on+0x94/0x130 [ 43.785496][ T3499] __x64_sys_mkdir+0x6a/0x80 [ 43.790093][ T3499] do_syscall_64+0x3b/0xb0 [ 43.794532][ T3499] ? clear_bhb_loop+0x15/0x70 [ 43.799220][ T3499] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 43.805135][ T3499] RIP: 0033:0x7fb97d892a39 [ 43.809558][ T3499] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 61 17 00 00 90 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 [ 43.829208][ T3499] RSP: 002b:00007fff465d8078 EFLAGS: 00000246 ORIG_RAX: 0000000000000053 [ 43.837658][ T3499] RAX: ffffffffffffffda RBX: 0030656c69662f2e RCX: 00007fb97d892a39 [ 43.845663][ T3499] RDX: 00007fb97d892a39 RSI: 0000000000000000 RDI: 0000000020000100 [ 43.853743][ T3499] RBP: 00007fb97d8db05e R08: 0000000000000000 R09: 0000000000000000 [ 43.861700][ T3499] R10: 0000000000000073 R11: 0000000000000246 R12: 0000000000000001 [ 43.869695][ T3499] R13: 00007fff465d8258 R14: 0000000000000001 R15: 0000000000000001 [ 43.877708][ T3499] [ 43.880720][ T3499] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 43.888061][ T3499] CPU: 0 PID: 3499 Comm: syz-executor188 Not tainted 5.15.158-syzkaller #0 [ 43.896709][ T3499] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/02/2024 [ 43.906743][ T3499] Call Trace: [ 43.910009][ T3499] [ 43.913007][ T3499] dump_stack_lvl+0x1e3/0x2d0 [ 43.917674][ T3499] ? io_uring_drop_tctx_refs+0x1a0/0x1a0 [ 43.923284][ T3499] ? panic+0x860/0x860 [ 43.927352][ T3499] ? inc_nlink+0x40/0x130 [ 43.931682][ T3499] ? inc_nlink+0x40/0x130 [ 43.936450][ T3499] panic+0x318/0x860 [ 43.940327][ T3499] ? __warn+0x16a/0x300 [ 43.944467][ T3499] ? fb_is_primary_device+0xd0/0xd0 [ 43.949664][ T3499] ? inc_nlink+0x120/0x130 [ 43.954074][ T3499] __warn+0x2b2/0x300 [ 43.958135][ T3499] ? inc_nlink+0x120/0x130 [ 43.962605][ T3499] report_bug+0x1b7/0x2e0 [ 43.966923][ T3499] handle_bug+0x3d/0x70 [ 43.971060][ T3499] exc_invalid_op+0x16/0x40 [ 43.975541][ T3499] asm_exc_invalid_op+0x16/0x20 [ 43.980368][ T3499] RIP: 0010:inc_nlink+0x120/0x130 [ 43.985385][ T3499] Code: ed ff e9 37 ff ff ff 44 89 e9 80 e1 07 80 c1 03 38 c1 0f 8c 49 ff ff ff 4c 89 ef e8 fa a1 ed ff e9 3c ff ff ff e8 e0 c9 a3 ff <0f> 0b eb 80 66 2e 0f 1f 84 00 00 00 00 00 66 90 41 57 41 56 53 48 [ 44.005060][ T3499] RSP: 0018:ffffc90002da7b28 EFLAGS: 00010293 [ 44.011108][ T3499] RAX: ffffffff81dc92e0 RBX: 1ffff1100e5131b7 RCX: ffff88801aa69dc0 [ 44.019130][ T3499] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 44.027094][ T3499] RBP: 0000000000000000 R08: ffffffff81dc925a R09: fffffbfff1bc8c56 [ 44.035062][ T3499] R10: 0000000000000000 R11: dffffc0000000001 R12: dffffc0000000000 [ 44.043023][ T3499] R13: ffff888072898db8 R14: ffff888072898d70 R15: 0000000000000007 [ 44.050973][ T3499] ? inc_nlink+0x9a/0x130 [ 44.055282][ T3499] ? inc_nlink+0x120/0x130 [ 44.059677][ T3499] ? inc_nlink+0x120/0x130 [ 44.064067][ T3499] jfs_mkdir+0x8e2/0xbb0 [ 44.068291][ T3499] ? aa_get_newest_label+0xf9/0x6c0 [ 44.073464][ T3499] ? jfs_symlink+0x10e0/0x10e0 [ 44.078205][ T3499] ? from_kgid+0x1a3/0x730 [ 44.082608][ T3499] ? generic_permission+0x27c/0x4f0 [ 44.087814][ T3499] ? inode_permission+0xf7/0x450 [ 44.092736][ T3499] ? bpf_lsm_inode_mkdir+0x5/0x10 [ 44.097736][ T3499] ? security_inode_mkdir+0xb4/0x100 [ 44.103002][ T3499] vfs_mkdir+0x3b6/0x590 [ 44.107229][ T3499] do_mkdirat+0x260/0x520 [ 44.111542][ T3499] ? vfs_mkdir+0x590/0x590 [ 44.115937][ T3499] ? getname_flags+0x1ec/0x4e0 [ 44.120703][ T3499] ? lockdep_hardirqs_on+0x94/0x130 [ 44.125964][ T3499] __x64_sys_mkdir+0x6a/0x80 [ 44.130528][ T3499] do_syscall_64+0x3b/0xb0 [ 44.134929][ T3499] ? clear_bhb_loop+0x15/0x70 [ 44.139671][ T3499] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 44.145544][ T3499] RIP: 0033:0x7fb97d892a39 [ 44.149952][ T3499] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 61 17 00 00 90 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 [ 44.169728][ T3499] RSP: 002b:00007fff465d8078 EFLAGS: 00000246 ORIG_RAX: 0000000000000053 [ 44.178121][ T3499] RAX: ffffffffffffffda RBX: 0030656c69662f2e RCX: 00007fb97d892a39 [ 44.186084][ T3499] RDX: 00007fb97d892a39 RSI: 0000000000000000 RDI: 0000000020000100 [ 44.194034][ T3499] RBP: 00007fb97d8db05e R08: 0000000000000000 R09: 0000000000000000 [ 44.201997][ T3499] R10: 0000000000000073 R11: 0000000000000246 R12: 0000000000000001 [ 44.209947][ T3499] R13: 00007fff465d8258 R14: 0000000000000001 R15: 0000000000000001 [ 44.218617][ T3499] [ 44.221809][ T3499] Kernel Offset: disabled [ 44.226580][ T3499] Rebooting in 86400 seconds..