Warning: Permanently added '10.128.0.62' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 42.647285][ T3497] loop0: detected capacity change from 0 to 2048 [ 42.664569][ T3498] NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds [ 42.677040][ T3497] ------------[ cut here ]------------ [ 42.682715][ T3497] WARNING: CPU: 1 PID: 3497 at fs/nilfs2/dat.c:158 nilfs_dat_prepare_end+0x248/0x2a0 [ 42.693457][ T3497] Modules linked in: [ 42.697786][ T3497] CPU: 1 PID: 3497 Comm: syz-executor202 Not tainted 5.15.113-syzkaller #0 [ 42.706706][ T3497] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/25/2023 [ 42.717021][ T3497] RIP: 0010:nilfs_dat_prepare_end+0x248/0x2a0 [ 42.723091][ T3497] Code: 01 5c fe 89 eb 89 d8 48 83 c4 10 5b 41 5c 41 5d 41 5e 41 5f 5d c3 e8 c7 01 5c fe e8 52 9f dc fd e9 5a ff ff ff e8 b8 01 5c fe <0f> 0b bb fe ff ff ff eb d2 44 89 f9 80 e1 07 80 c1 03 38 c1 0f 8c [ 42.743217][ T3497] RSP: 0018:ffffc90002bdf178 EFLAGS: 00010293 [ 42.749407][ T3497] RAX: ffffffff8323e798 RBX: 00000000fffffffe RCX: ffff88807a4b3b80 [ 42.757519][ T3497] RDX: 0000000000000000 RSI: 00000000fffffffe RDI: 00000000fffffffe [ 42.765548][ T3497] RBP: 1ffff1100f2aaa63 R08: ffffffff8323e711 R09: ffffffff83221850 [ 42.773534][ T3497] R10: 0000000000000002 R11: ffff88807a4b3b80 R12: ffff888079555318 [ 42.781626][ T3497] R13: ffff888072870158 R14: ffff888079555330 R15: dffffc0000000000 [ 42.789656][ T3497] FS: 0000555555d9f300(0000) GS:ffff8880b9b00000(0000) knlGS:0000000000000000 [ 42.799041][ T3497] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.805678][ T3497] CR2: 00007f1aded211c0 CR3: 0000000020384000 CR4: 00000000003506e0 [ 42.813653][ T3497] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 42.821761][ T3497] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 42.830348][ T3497] Call Trace: [ 42.833618][ T3497] [ 42.836605][ T3497] nilfs_btree_delete+0x4be/0x11b0 [ 42.841722][ T3497] ? nilfs_btree_check_delete+0x2db/0x3c0 [ 42.847477][ T3497] ? nilfs_btree_insert+0x1b70/0x1b70 [ 42.852845][ T3497] ? nilfs_btree_last_key+0x588/0x720 [ 42.858278][ T3497] nilfs_bmap_truncate+0x2fc/0x560 [ 42.863395][ T3497] ? nilfs_bmap_delete+0x3a0/0x3a0 [ 42.868552][ T3497] ? __up_read+0x2b9/0x690 [ 42.873059][ T3497] ? up_read+0x20/0x20 [ 42.877202][ T3497] nilfs_truncate_bmap+0x203/0x3c0 [ 42.882417][ T3497] ? nilfs_update_inode+0x1e0/0x1e0 [ 42.887760][ T3497] ? nilfs_transaction_begin+0x4fa/0x6e0 [ 42.893440][ T3497] nilfs_truncate+0x28b/0x500 [ 42.898187][ T3497] ? nilfs_write_failed+0x90/0x90 [ 42.903226][ T3497] ? truncate_setsize+0xcb/0xf0 [ 42.908216][ T3497] nilfs_setattr+0x216/0x2c0 [ 42.912810][ T3497] ? nilfs_clear_inode+0x2b0/0x2b0 [ 42.917996][ T3497] ? is_bad_inode+0x9/0x40 [ 42.922479][ T3497] ? evm_inode_setattr+0xf7/0x5b0 [ 42.927669][ T3497] ? bpf_lsm_inode_setattr+0x5/0x10 [ 42.932898][ T3497] ? security_inode_setattr+0xce/0x120 [ 42.938436][ T3497] ? nilfs_clear_inode+0x2b0/0x2b0 [ 42.943550][ T3497] notify_change+0xd4d/0x1000 [ 42.948271][ T3497] do_truncate+0x21c/0x300 [ 42.952741][ T3497] ? put_page_bootmem+0x280/0x280 [ 42.958044][ T3497] ? ima_bprm_check+0x2b0/0x2b0 [ 42.962960][ T3497] ? bpf_lsm_path_truncate+0x5/0x10 [ 42.968191][ T3497] path_openat+0x28a0/0x2f20 [ 42.972838][ T3497] ? do_filp_open+0x460/0x460 [ 42.977593][ T3497] do_filp_open+0x21c/0x460 [ 42.982102][ T3497] ? vfs_tmpfile+0x2e0/0x2e0 [ 42.986755][ T3497] ? _raw_spin_unlock+0x24/0x40 [ 42.991691][ T3497] ? alloc_fd+0x594/0x630 [ 42.996087][ T3497] do_sys_openat2+0x13b/0x500 [ 43.000777][ T3497] ? read_lock_is_recursive+0x10/0x10 [ 43.006173][ T3497] ? do_sys_open+0x220/0x220 [ 43.010765][ T3497] ? __fput+0x683/0x890 [ 43.014965][ T3497] __x64_sys_openat+0x243/0x290 [ 43.019813][ T3497] ? __ia32_sys_open+0x270/0x270 [ 43.026524][ T3497] ? syscall_enter_from_user_mode+0x2e/0x230 [ 43.032673][ T3497] ? lockdep_hardirqs_on+0x94/0x130 [ 43.038142][ T3497] ? syscall_enter_from_user_mode+0x2e/0x230 [ 43.044290][ T3497] do_syscall_64+0x3d/0xb0 [ 43.048839][ T3497] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 43.054734][ T3497] RIP: 0033:0x7f1aded477b9 [ 43.059199][ T3497] 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 [ 43.078933][ T3497] RSP: 002b:00007ffdd11c9ed8 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 [ 43.087374][ T3497] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f1aded477b9 [ 43.095403][ T3497] RDX: 0000000000000600 RSI: 0000000020000040 RDI: 00000000ffffff9c [ 43.103456][ T3497] RBP: 00007f1aded07050 R08: 0000000000000a1f R09: 0000000000000000 [ 43.111480][ T3497] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f1aded070e0 [ 43.119672][ T3497] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 43.127676][ T3497] [ 43.130695][ T3497] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 43.137947][ T3497] CPU: 1 PID: 3497 Comm: syz-executor202 Not tainted 5.15.113-syzkaller #0 [ 43.147061][ T3497] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/25/2023 [ 43.157097][ T3497] Call Trace: [ 43.160381][ T3497] [ 43.163294][ T3497] dump_stack_lvl+0x1e3/0x2cb [ 43.167958][ T3497] ? io_uring_drop_tctx_refs+0x19d/0x19d [ 43.173570][ T3497] ? panic+0x84d/0x84d [ 43.177678][ T3497] ? nilfs_dat_prepare_end+0x1b0/0x2a0 [ 43.183116][ T3497] ? nilfs_dat_prepare_end+0x1b0/0x2a0 [ 43.188559][ T3497] panic+0x318/0x84d [ 43.192434][ T3497] ? __warn+0x16a/0x300 [ 43.196611][ T3497] ? fb_is_primary_device+0xcc/0xcc [ 43.201804][ T3497] ? nilfs_dat_prepare_end+0x248/0x2a0 [ 43.207241][ T3497] __warn+0x2b2/0x300 [ 43.211200][ T3497] ? nilfs_dat_prepare_end+0x248/0x2a0 [ 43.216634][ T3497] report_bug+0x1b7/0x2e0 [ 43.220978][ T3497] handle_bug+0x3d/0x70 [ 43.225194][ T3497] exc_invalid_op+0x16/0x40 [ 43.229669][ T3497] asm_exc_invalid_op+0x16/0x20 [ 43.234494][ T3497] RIP: 0010:nilfs_dat_prepare_end+0x248/0x2a0 [ 43.240536][ T3497] Code: 01 5c fe 89 eb 89 d8 48 83 c4 10 5b 41 5c 41 5d 41 5e 41 5f 5d c3 e8 c7 01 5c fe e8 52 9f dc fd e9 5a ff ff ff e8 b8 01 5c fe <0f> 0b bb fe ff ff ff eb d2 44 89 f9 80 e1 07 80 c1 03 38 c1 0f 8c [ 43.260126][ T3497] RSP: 0018:ffffc90002bdf178 EFLAGS: 00010293 [ 43.266182][ T3497] RAX: ffffffff8323e798 RBX: 00000000fffffffe RCX: ffff88807a4b3b80 [ 43.274134][ T3497] RDX: 0000000000000000 RSI: 00000000fffffffe RDI: 00000000fffffffe [ 43.282090][ T3497] RBP: 1ffff1100f2aaa63 R08: ffffffff8323e711 R09: ffffffff83221850 [ 43.290050][ T3497] R10: 0000000000000002 R11: ffff88807a4b3b80 R12: ffff888079555318 [ 43.298004][ T3497] R13: ffff888072870158 R14: ffff888079555330 R15: dffffc0000000000 [ 43.305958][ T3497] ? nilfs_mdt_read_block+0x100/0x490 [ 43.311343][ T3497] ? nilfs_dat_prepare_end+0x1c1/0x2a0 [ 43.316779][ T3497] ? nilfs_dat_prepare_end+0x248/0x2a0 [ 43.322222][ T3497] ? nilfs_dat_prepare_end+0x248/0x2a0 [ 43.327660][ T3497] nilfs_btree_delete+0x4be/0x11b0 [ 43.332754][ T3497] ? nilfs_btree_check_delete+0x2db/0x3c0 [ 43.338449][ T3497] ? nilfs_btree_insert+0x1b70/0x1b70 [ 43.343794][ T3497] ? nilfs_btree_last_key+0x588/0x720 [ 43.349142][ T3497] nilfs_bmap_truncate+0x2fc/0x560 [ 43.354230][ T3497] ? nilfs_bmap_delete+0x3a0/0x3a0 [ 43.359321][ T3497] ? __up_read+0x2b9/0x690 [ 43.363803][ T3497] ? up_read+0x20/0x20 [ 43.367854][ T3497] nilfs_truncate_bmap+0x203/0x3c0 [ 43.372941][ T3497] ? nilfs_update_inode+0x1e0/0x1e0 [ 43.378131][ T3497] ? nilfs_transaction_begin+0x4fa/0x6e0 [ 43.383764][ T3497] nilfs_truncate+0x28b/0x500 [ 43.388437][ T3497] ? nilfs_write_failed+0x90/0x90 [ 43.393450][ T3497] ? truncate_setsize+0xcb/0xf0 [ 43.398283][ T3497] nilfs_setattr+0x216/0x2c0 [ 43.402863][ T3497] ? nilfs_clear_inode+0x2b0/0x2b0 [ 43.407951][ T3497] ? is_bad_inode+0x9/0x40 [ 43.412344][ T3497] ? evm_inode_setattr+0xf7/0x5b0 [ 43.417341][ T3497] ? bpf_lsm_inode_setattr+0x5/0x10 [ 43.422512][ T3497] ? security_inode_setattr+0xce/0x120 [ 43.427943][ T3497] ? nilfs_clear_inode+0x2b0/0x2b0 [ 43.433115][ T3497] notify_change+0xd4d/0x1000 [ 43.437786][ T3497] do_truncate+0x21c/0x300 [ 43.442308][ T3497] ? put_page_bootmem+0x280/0x280 [ 43.447330][ T3497] ? ima_bprm_check+0x2b0/0x2b0 [ 43.452170][ T3497] ? bpf_lsm_path_truncate+0x5/0x10 [ 43.457349][ T3497] path_openat+0x28a0/0x2f20 [ 43.461937][ T3497] ? do_filp_open+0x460/0x460 [ 43.466713][ T3497] do_filp_open+0x21c/0x460 [ 43.471196][ T3497] ? vfs_tmpfile+0x2e0/0x2e0 [ 43.475778][ T3497] ? _raw_spin_unlock+0x24/0x40 [ 43.480606][ T3497] ? alloc_fd+0x594/0x630 [ 43.484918][ T3497] do_sys_openat2+0x13b/0x500 [ 43.489570][ T3497] ? read_lock_is_recursive+0x10/0x10 [ 43.494919][ T3497] ? do_sys_open+0x220/0x220 [ 43.499491][ T3497] ? __fput+0x683/0x890 [ 43.503726][ T3497] __x64_sys_openat+0x243/0x290 [ 43.508593][ T3497] ? __ia32_sys_open+0x270/0x270 [ 43.513518][ T3497] ? syscall_enter_from_user_mode+0x2e/0x230 [ 43.519486][ T3497] ? lockdep_hardirqs_on+0x94/0x130 [ 43.524667][ T3497] ? syscall_enter_from_user_mode+0x2e/0x230 [ 43.530625][ T3497] do_syscall_64+0x3d/0xb0 [ 43.535019][ T3497] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 43.540903][ T3497] RIP: 0033:0x7f1aded477b9 [ 43.545296][ T3497] 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 [ 43.565048][ T3497] RSP: 002b:00007ffdd11c9ed8 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 [ 43.573438][ T3497] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f1aded477b9 [ 43.581385][ T3497] RDX: 0000000000000600 RSI: 0000000020000040 RDI: 00000000ffffff9c [ 43.589416][ T3497] RBP: 00007f1aded07050 R08: 0000000000000a1f R09: 0000000000000000 [ 43.597362][ T3497] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f1aded070e0 [ 43.605309][ T3497] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 43.613363][ T3497] [ 43.616576][ T3497] Kernel Offset: disabled [ 43.620975][ T3497] Rebooting in 86400 seconds..