Warning: Permanently added '10.128.0.178' (ECDSA) to the list of known hosts. executing program [ 53.212098][ T3498] loop0: detected capacity change from 0 to 2048 [ 53.233289][ T3499] NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds [ 53.242755][ T26] audit: type=1800 audit(1684110374.989:2): pid=3498 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=collect_data cause=failed(directio) comm="syz-executor348" name="bus" dev="loop0" ino=18 res=0 errno=0 [ 53.293453][ T3499] ------------[ cut here ]------------ [ 53.299023][ T3499] WARNING: CPU: 1 PID: 3499 at fs/nilfs2/dat.c:193 nilfs_dat_commit_end+0x59c/0x6a0 [ 53.308823][ T3499] Modules linked in: [ 53.312773][ T3499] CPU: 1 PID: 3499 Comm: segctord Not tainted 5.15.111-syzkaller #0 [ 53.320893][ T3499] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/28/2023 [ 53.331038][ T3499] RIP: 0010:nilfs_dat_commit_end+0x59c/0x6a0 [ 53.337098][ T3499] Code: 48 89 ee 48 83 c4 38 5b 41 5c 41 5d 41 5e 41 5f 5d e9 e8 7c 03 00 e8 33 07 5c fe e8 2e aa dc fd e9 d8 fc ff ff e8 24 07 5c fe <0f> 0b e9 39 fc ff ff e8 18 07 5c fe e8 13 aa dc fd 43 80 7c 35 00 [ 53.356765][ T3499] RSP: 0018:ffffc90002bcf2c8 EFLAGS: 00010293 [ 53.362836][ T3499] RAX: ffffffff8323dcbc RBX: ffff888072c861a0 RCX: ffff8880788e8000 [ 53.370858][ T3499] RDX: 0000000000000000 RSI: 0000000000000003 RDI: 0000000000000302 [ 53.378974][ T3499] RBP: 0000000000000003 R08: ffffffff8323d8ee R09: ffffed1028fb579b [ 53.387010][ T3499] R10: 0000000000000000 R11: dffffc0000000001 R12: ffff88807a447aa0 [ 53.395046][ T3499] R13: 1ffff92000579e7b R14: 0000000000000302 R15: ffff8880788e9788 [ 53.403020][ T3499] FS: 0000000000000000(0000) GS:ffff8880b9b00000(0000) knlGS:0000000000000000 [ 53.411986][ T3499] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 53.418609][ T3499] CR2: 0000563823f20360 CR3: 000000007891f000 CR4: 00000000003506e0 [ 53.426656][ T3499] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 53.434682][ T3499] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 53.442710][ T3499] Call Trace: [ 53.446041][ T3499] [ 53.448991][ T3499] nilfs_dat_commit_update+0x25/0x40 [ 53.454317][ T3499] nilfs_direct_propagate+0x23c/0x3b0 [ 53.459715][ T3499] ? nilfs_direct_delete+0x300/0x300 [ 53.465033][ T3499] ? up_write+0x133/0x4d0 [ 53.469402][ T3499] ? down_write+0x10e/0x170 [ 53.473945][ T3499] ? nilfs_segctor_add_file_block+0x4c3/0x960 [ 53.480059][ T3499] nilfs_bmap_propagate+0x6d/0x120 [ 53.485223][ T3499] nilfs_collect_file_data+0x49/0xc0 [ 53.490528][ T3499] nilfs_segctor_apply_buffers+0x180/0x330 [ 53.496418][ T3499] ? nilfs_segctor_end_finfo+0x5a0/0x5a0 [ 53.502073][ T3499] nilfs_segctor_scan_file+0x82d/0xad0 [ 53.507610][ T3499] ? trace_nilfs2_collection_stage_transition+0x1b0/0x1b0 [ 53.514829][ T3499] ? rcu_is_watching+0x11/0xa0 [ 53.519601][ T3499] nilfs_segctor_do_construct+0x1e15/0x7190 [ 53.525592][ T3499] ? mark_lock+0x98/0x340 [ 53.529956][ T3499] ? nilfs_transaction_unlock+0x210/0x210 [ 53.535769][ T3499] ? __up_read+0x690/0x690 [ 53.540250][ T3499] ? nilfs_segctor_confirm+0x24c/0x2d0 [ 53.545774][ T3499] ? do_raw_spin_lock+0x14a/0x370 [ 53.550818][ T3499] ? __lock_acquire+0x1ff0/0x1ff0 [ 53.555944][ T3499] ? do_raw_spin_unlock+0x137/0x8b0 [ 53.561169][ T3499] ? _raw_spin_unlock+0x24/0x40 [ 53.566211][ T3499] ? nilfs_segctor_confirm+0x24c/0x2d0 [ 53.571697][ T3499] nilfs_segctor_construct+0x145/0x8c0 [ 53.577209][ T3499] ? trace_nilfs2_transaction_transition+0x98/0x1f0 [ 53.583844][ T3499] nilfs_segctor_thread+0x512/0x1130 [ 53.589153][ T3499] ? nilfs_construction_timeout+0x40/0x40 [ 53.594906][ T3499] ? _raw_spin_unlock_irqrestore+0xd9/0x130 [ 53.600905][ T3499] ? lockdep_hardirqs_on+0x94/0x130 [ 53.606168][ T3499] ? init_wait_entry+0xd0/0xd0 [ 53.611043][ T3499] kthread+0x3f6/0x4f0 [ 53.615267][ T3499] ? nilfs_construction_timeout+0x40/0x40 [ 53.621771][ T3499] ? kthread_blkcg+0xd0/0xd0 [ 53.626498][ T3499] ret_from_fork+0x1f/0x30 [ 53.630955][ T3499] [ 53.634029][ T3499] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 53.641779][ T3499] CPU: 1 PID: 3499 Comm: segctord Not tainted 5.15.111-syzkaller #0 [ 53.649751][ T3499] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/28/2023 [ 53.659800][ T3499] Call Trace: [ 53.663088][ T3499] [ 53.666023][ T3499] dump_stack_lvl+0x1e3/0x2cb [ 53.670723][ T3499] ? io_uring_drop_tctx_refs+0x19d/0x19d [ 53.676377][ T3499] ? panic+0x84d/0x84d [ 53.680456][ T3499] ? nilfs_dat_commit_end+0x4e0/0x6a0 [ 53.685836][ T3499] ? nilfs_dat_commit_end+0x4e0/0x6a0 [ 53.691246][ T3499] panic+0x318/0x84d [ 53.695191][ T3499] ? __warn+0x16a/0x300 [ 53.699356][ T3499] ? fb_is_primary_device+0xcc/0xcc [ 53.704594][ T3499] ? ret_from_fork+0x1f/0x30 [ 53.709202][ T3499] ? nilfs_dat_commit_end+0x59c/0x6a0 [ 53.714684][ T3499] __warn+0x2b2/0x300 [ 53.718670][ T3499] ? nilfs_dat_commit_end+0x59c/0x6a0 [ 53.724046][ T3499] report_bug+0x1b7/0x2e0 [ 53.728552][ T3499] handle_bug+0x3d/0x70 [ 53.732730][ T3499] exc_invalid_op+0x16/0x40 [ 53.737331][ T3499] asm_exc_invalid_op+0x16/0x20 [ 53.742193][ T3499] RIP: 0010:nilfs_dat_commit_end+0x59c/0x6a0 [ 53.748185][ T3499] Code: 48 89 ee 48 83 c4 38 5b 41 5c 41 5d 41 5e 41 5f 5d e9 e8 7c 03 00 e8 33 07 5c fe e8 2e aa dc fd e9 d8 fc ff ff e8 24 07 5c fe <0f> 0b e9 39 fc ff ff e8 18 07 5c fe e8 13 aa dc fd 43 80 7c 35 00 [ 53.767999][ T3499] RSP: 0018:ffffc90002bcf2c8 EFLAGS: 00010293 [ 53.774069][ T3499] RAX: ffffffff8323dcbc RBX: ffff888072c861a0 RCX: ffff8880788e8000 [ 53.782039][ T3499] RDX: 0000000000000000 RSI: 0000000000000003 RDI: 0000000000000302 [ 53.790001][ T3499] RBP: 0000000000000003 R08: ffffffff8323d8ee R09: ffffed1028fb579b [ 53.797967][ T3499] R10: 0000000000000000 R11: dffffc0000000001 R12: ffff88807a447aa0 [ 53.805934][ T3499] R13: 1ffff92000579e7b R14: 0000000000000302 R15: ffff8880788e9788 [ 53.813992][ T3499] ? nilfs_dat_commit_end+0x1ce/0x6a0 [ 53.819358][ T3499] ? nilfs_dat_commit_end+0x59c/0x6a0 [ 53.824724][ T3499] ? nilfs_dat_commit_end+0x59c/0x6a0 [ 53.830095][ T3499] nilfs_dat_commit_update+0x25/0x40 [ 53.835372][ T3499] nilfs_direct_propagate+0x23c/0x3b0 [ 53.840747][ T3499] ? nilfs_direct_delete+0x300/0x300 [ 53.846022][ T3499] ? up_write+0x133/0x4d0 [ 53.850347][ T3499] ? down_write+0x10e/0x170 [ 53.854848][ T3499] ? nilfs_segctor_add_file_block+0x4c3/0x960 [ 53.860915][ T3499] nilfs_bmap_propagate+0x6d/0x120 [ 53.866020][ T3499] nilfs_collect_file_data+0x49/0xc0 [ 53.871317][ T3499] nilfs_segctor_apply_buffers+0x180/0x330 [ 53.877117][ T3499] ? nilfs_segctor_end_finfo+0x5a0/0x5a0 [ 53.882826][ T3499] nilfs_segctor_scan_file+0x82d/0xad0 [ 53.889899][ T3499] ? trace_nilfs2_collection_stage_transition+0x1b0/0x1b0 [ 53.897040][ T3499] ? rcu_is_watching+0x11/0xa0 [ 53.901808][ T3499] nilfs_segctor_do_construct+0x1e15/0x7190 [ 53.907737][ T3499] ? mark_lock+0x98/0x340 [ 53.912091][ T3499] ? nilfs_transaction_unlock+0x210/0x210 [ 53.917857][ T3499] ? __up_read+0x690/0x690 [ 53.922273][ T3499] ? nilfs_segctor_confirm+0x24c/0x2d0 [ 53.927727][ T3499] ? do_raw_spin_lock+0x14a/0x370 [ 53.932748][ T3499] ? __lock_acquire+0x1ff0/0x1ff0 [ 53.937770][ T3499] ? do_raw_spin_unlock+0x137/0x8b0 [ 53.942982][ T3499] ? _raw_spin_unlock+0x24/0x40 [ 53.947827][ T3499] ? nilfs_segctor_confirm+0x24c/0x2d0 [ 53.953289][ T3499] nilfs_segctor_construct+0x145/0x8c0 [ 53.958757][ T3499] ? trace_nilfs2_transaction_transition+0x98/0x1f0 [ 53.965430][ T3499] nilfs_segctor_thread+0x512/0x1130 [ 53.970727][ T3499] ? nilfs_construction_timeout+0x40/0x40 [ 53.976438][ T3499] ? _raw_spin_unlock_irqrestore+0xd9/0x130 [ 53.982327][ T3499] ? lockdep_hardirqs_on+0x94/0x130 [ 53.987520][ T3499] ? init_wait_entry+0xd0/0xd0 [ 53.992285][ T3499] kthread+0x3f6/0x4f0 [ 53.996346][ T3499] ? nilfs_construction_timeout+0x40/0x40 [ 54.002057][ T3499] ? kthread_blkcg+0xd0/0xd0 [ 54.006640][ T3499] ret_from_fork+0x1f/0x30 [ 54.011058][ T3499] [ 54.014293][ T3499] Kernel Offset: disabled [ 54.018689][ T3499] Rebooting in 86400 seconds..