Warning: Permanently added '10.128.1.133' (ED25519) to the list of known hosts. executing program syzkaller login: [ 62.062316][ T4163] loop0: detected capacity change from 0 to 4096 [ 62.196279][ T4163] BUG: kernel NULL pointer dereference, address: 0000000000000000 [ 62.204130][ T4163] #PF: supervisor instruction fetch in kernel mode [ 62.210639][ T4163] #PF: error_code(0x0010) - not-present page [ 62.217654][ T4163] PGD 79aea067 P4D 79aea067 PUD 74d6a067 PMD 0 [ 62.223906][ T4163] Oops: 0010 [#1] PREEMPT SMP KASAN [ 62.229617][ T4163] CPU: 1 PID: 4163 Comm: syz-executor345 Not tainted 5.15.173-syzkaller #0 [ 62.239653][ T4163] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 62.249839][ T4163] RIP: 0010:0x0 [ 62.253328][ T4163] Code: Unable to access opcode bytes at RIP 0xffffffffffffffd6. [ 62.261172][ T4163] RSP: 0018:ffffc90002f5fcc8 EFLAGS: 00010282 [ 62.267240][ T4163] RAX: 1ffffffff15b8987 RBX: ffffea00003d2f80 RCX: ffffffff8adc4c38 [ 62.276851][ T4163] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffea00003d2f80 [ 62.285095][ T4163] RBP: dffffc0000000000 R08: ffffffff81ab71a9 R09: fffff9400007a5f1 [ 62.293998][ T4163] R10: 0000000000000000 R11: dffffc0000000001 R12: 0000000000000000 [ 62.303132][ T4163] R13: ffffea00003d2f80 R14: 0000000000000001 R15: ffffffffffffffff [ 62.311610][ T4163] FS: 000055558fc2b380(0000) GS:ffff8880b8f00000(0000) knlGS:0000000000000000 [ 62.321062][ T4163] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 62.328484][ T4163] CR2: ffffffffffffffd6 CR3: 0000000073e7d000 CR4: 00000000003506e0 [ 62.336767][ T4163] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 62.345160][ T4163] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 62.353407][ T4163] Call Trace: [ 62.356861][ T4163] [ 62.359888][ T4163] ? __die_body+0x5e/0xa0 [ 62.364250][ T4163] ? page_fault_oops+0x7b5/0xa90 [ 62.369206][ T4163] ? kernelmode_fixup_or_oops+0xd0/0xd0 [ 62.375478][ T4163] ? workingset_activation+0x601/0x750 [ 62.380949][ T4163] ? rcu_is_watching+0x11/0xa0 [ 62.385928][ T4163] ? is_errata93+0xc0/0x240 [ 62.390595][ T4163] ? exc_page_fault+0x3bf/0x700 [ 62.395988][ T4163] ? asm_exc_page_fault+0x22/0x30 [ 62.401465][ T4163] ? set_page_dirty+0x169/0x5b0 [ 62.406440][ T4163] ntfs_sparse_cluster+0x76e/0xbb0 [ 62.411665][ T4163] ? ntfs_set_size+0x180/0x1f0 [ 62.416441][ T4163] ntfs_fallocate+0x7da/0xee0 [ 62.421258][ T4163] ? ntfs_file_release+0x200/0x200 [ 62.426437][ T4163] ? common_file_perm+0x17d/0x1d0 [ 62.431470][ T4163] vfs_fallocate+0x54a/0x6b0 [ 62.436254][ T4163] __x64_sys_fallocate+0xb9/0x100 [ 62.441282][ T4163] do_syscall_64+0x3b/0xb0 [ 62.445712][ T4163] ? clear_bhb_loop+0x15/0x70 [ 62.450389][ T4163] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 62.456677][ T4163] RIP: 0033:0x7fdc319656f9 [ 62.461093][ T4163] 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 [ 62.481007][ T4163] RSP: 002b:00007ffcdf37daf8 EFLAGS: 00000246 ORIG_RAX: 000000000000011d [ 62.489560][ T4163] RAX: ffffffffffffffda RBX: 00007ffcdf37dcc8 RCX: 00007fdc319656f9 [ 62.498333][ T4163] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004 [ 62.506918][ T4163] RBP: 00007fdc319f8610 R08: 00007ffcdf37dcc8 R09: 00007ffcdf37dcc8 [ 62.515121][ T4163] R10: 00000000001000f4 R11: 0000000000000246 R12: 0000000000000001 [ 62.523104][ T4163] R13: 00007ffcdf37dcb8 R14: 0000000000000001 R15: 0000000000000001 [ 62.531098][ T4163] [ 62.534351][ T4163] Modules linked in: [ 62.538264][ T4163] CR2: 0000000000000000 [ 62.542431][ T4163] ---[ end trace d01492c094a8cc1f ]--- [ 62.547905][ T4163] RIP: 0010:0x0 [ 62.551368][ T4163] Code: Unable to access opcode bytes at RIP 0xffffffffffffffd6. [ 62.559912][ T4163] RSP: 0018:ffffc90002f5fcc8 EFLAGS: 00010282 [ 62.565979][ T4163] RAX: 1ffffffff15b8987 RBX: ffffea00003d2f80 RCX: ffffffff8adc4c38 [ 62.574647][ T4163] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffea00003d2f80 [ 62.582758][ T4163] RBP: dffffc0000000000 R08: ffffffff81ab71a9 R09: fffff9400007a5f1 [ 62.590983][ T4163] R10: 0000000000000000 R11: dffffc0000000001 R12: 0000000000000000 [ 62.599761][ T4163] R13: ffffea00003d2f80 R14: 0000000000000001 R15: ffffffffffffffff [ 62.607759][ T4163] FS: 000055558fc2b380(0000) GS:ffff8880b8f00000(0000) knlGS:0000000000000000 [ 62.616868][ T4163] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 62.623633][ T4163] CR2: ffffffffffffffd6 CR3: 0000000073e7d000 CR4: 00000000003506e0 [ 62.631604][ T4163] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 62.639720][ T4163] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 62.647702][ T4163] Kernel panic - not syncing: Fatal exception [ 62.653993][ T4163] Kernel Offset: disabled [ 62.658651][ T4163] Rebooting in 86400 seconds..