Warning: Permanently added '10.128.0.167' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 60.429991][ T3540] loop0: detected capacity change from 0 to 4096 [ 60.459117][ T3540] ntfs3: loop0: Different NTFS' sector size (2048) and media sector size (512) [ 60.476316][ T3540] ntfs3: loop0: Mark volume as dirty due to NTFS errors [ 60.503799][ T26] audit: type=1804 audit(1685948234.808:2): pid=3540 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=invalid_pcr cause=open_writers comm="syz-executor210" name="/root/file0/bus" dev="loop0" ino=24 res=1 errno=0 [ 60.513425][ T3540] BUG: kernel NULL pointer dereference, address: 0000000000000000 [ 60.530583][ T26] audit: type=1804 audit(1685948234.818:3): pid=3540 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=invalid_pcr cause=ToMToU comm="syz-executor210" name="/root/file0/bus" dev="loop0" ino=24 res=1 errno=0 [ 60.532736][ T3540] #PF: supervisor instruction fetch in kernel mode [ 60.559834][ T3540] #PF: error_code(0x0010) - not-present page [ 60.565834][ T3540] PGD 75e85067 P4D 75e85067 PUD 72d7f067 PMD 0 [ 60.572127][ T3540] Oops: 0010 [#1] PREEMPT SMP KASAN [ 60.577329][ T3540] CPU: 1 PID: 3540 Comm: syz-executor210 Not tainted 6.1.31-syzkaller #0 [ 60.585740][ T3540] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/25/2023 [ 60.595799][ T3540] RIP: 0010:0x0 [ 60.599270][ T3540] Code: Unable to access opcode bytes at 0xffffffffffffffd6. [ 60.606672][ T3540] RSP: 0018:ffffc90003aafcc8 EFLAGS: 00010282 [ 60.612746][ T3540] RAX: 0000000000000000 RBX: ffffea0001d30a80 RCX: dffffc0000000000 [ 60.620724][ T3540] RDX: 0000000000000000 RSI: ffffea0001d30a80 RDI: ffff888070ccf318 [ 60.628706][ T3540] RBP: 0000000000000000 R08: ffffffff81b95b86 R09: fffff940003a6151 [ 60.636858][ T3540] R10: 0000000000000000 R11: dffffc0000000001 R12: 0000000000001000 [ 60.644833][ T3540] R13: 0000000000000000 R14: 0000000000001000 R15: ffffffffffffffff [ 60.652810][ T3540] FS: 0000555556e26300(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000 [ 60.661832][ T3540] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 60.668419][ T3540] CR2: ffffffffffffffd6 CR3: 0000000072cd4000 CR4: 00000000003506e0 [ 60.676399][ T3540] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 60.684379][ T3540] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 60.692357][ T3540] Call Trace: [ 60.695636][ T3540] [ 60.698571][ T3540] ? __die_body+0x5e/0xa0 [ 60.702938][ T3540] ? page_fault_oops+0x7fe/0xaa0 [ 60.707980][ T3540] ? kernelmode_fixup_or_oops+0x2a0/0x2a0 [ 60.713715][ T3540] ? folio_mark_accessed+0x43a/0x18f0 [ 60.719106][ T3540] ? folio_activate_fn+0x2910/0x2910 [ 60.724412][ T3540] ? rcu_is_watching+0x11/0xb0 [ 60.729189][ T3540] ? is_errata93+0xc0/0x240 [ 60.733708][ T3540] ? exc_page_fault+0x1e9/0x790 [ 60.738684][ T3540] ? page_cache_prev_miss+0x500/0x500 [ 60.744069][ T3540] ? asm_exc_page_fault+0x22/0x30 [ 60.749105][ T3540] ? folio_mark_dirty+0xb6/0x360 [ 60.754061][ T3540] ntfs_sparse_cluster+0x718/0xa20 [ 60.759282][ T3540] ? ntfs_set_size+0x180/0x1f0 [ 60.764165][ T3540] ntfs_fallocate+0xa70/0x1020 [ 60.769035][ T3540] ? ntfs_file_release+0x200/0x200 [ 60.774157][ T3540] ? common_file_perm+0x17d/0x1d0 [ 60.779192][ T3540] vfs_fallocate+0x547/0x6b0 [ 60.783800][ T3540] __x64_sys_fallocate+0xb9/0x100 [ 60.788840][ T3540] do_syscall_64+0x3d/0xb0 [ 60.793268][ T3540] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 60.799169][ T3540] RIP: 0033:0x7f4a71a098c9 [ 60.803589][ T3540] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 14 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 c0 ff ff ff f7 d8 64 89 01 48 [ 60.823290][ T3540] RSP: 002b:00007ffe129a7b38 EFLAGS: 00000246 ORIG_RAX: 000000000000011d [ 60.831884][ T3540] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f4a71a098c9 [ 60.839864][ T3540] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000007 [ 60.847924][ T3540] RBP: 00007f4a719c9160 R08: 0000000000000000 R09: 0000000000000000 [ 60.855899][ T3540] R10: 0000000000008000 R11: 0000000000000246 R12: 00007f4a719c91f0 [ 60.863873][ T3540] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 60.871859][ T3540] [ 60.874878][ T3540] Modules linked in: [ 60.878775][ T3540] CR2: 0000000000000000 [ 60.882932][ T3540] ---[ end trace 0000000000000000 ]--- [ 60.888474][ T3540] RIP: 0010:0x0 [ 60.891942][ T3540] Code: Unable to access opcode bytes at 0xffffffffffffffd6. [ 60.899308][ T3540] RSP: 0018:ffffc90003aafcc8 EFLAGS: 00010282 [ 60.905387][ T3540] RAX: 0000000000000000 RBX: ffffea0001d30a80 RCX: dffffc0000000000 [ 60.913458][ T3540] RDX: 0000000000000000 RSI: ffffea0001d30a80 RDI: ffff888070ccf318 [ 60.921611][ T3540] RBP: 0000000000000000 R08: ffffffff81b95b86 R09: fffff940003a6151 [ 60.929585][ T3540] R10: 0000000000000000 R11: dffffc0000000001 R12: 0000000000001000 [ 60.937672][ T3540] R13: 0000000000000000 R14: 0000000000001000 R15: ffffffffffffffff [ 60.945665][ T3540] FS: 0000555556e26300(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000 [ 60.954688][ T3540] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 60.961270][ T3540] CR2: ffffffffffffffd6 CR3: 0000000072cd4000 CR4: 00000000003506e0 [ 60.969245][ T3540] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 60.977249][ T3540] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 60.985226][ T3540] Kernel panic - not syncing: Fatal exception [ 60.991571][ T3540] Kernel Offset: disabled [ 60.995897][ T3540] Rebooting in 86400 seconds..