Warning: Permanently added '10.128.0.176' (ED25519) to the list of known hosts. 2023/11/19 01:21:02 ignoring optional flag "sandboxArg"="0" 2023/11/19 01:21:02 parsed 1 programs 2023/11/19 01:21:02 executed programs: 0 [ 42.280400][ T2270] loop0: detected capacity change from 0 to 2048 [ 42.292588][ T24] audit: type=1800 audit(1700356864.201:2): pid=2270 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=collect_data cause=failed(directio) comm="syz-executor.0" name="file2" dev="loop0" ino=16 res=0 errno=0 [ 42.294196][ T2271] NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds [ 42.326173][ T2270] NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16) [ 42.333613][ T24] audit: type=1800 audit(1700356864.241:3): pid=2270 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=collect_data cause=failed(directio) comm="syz-executor.0" name="bus" dev="loop0" ino=18 res=0 errno=0 [ 42.336200][ T2270] Remounting filesystem read-only [ 42.364583][ T1898] NILFS (loop0): disposed unprocessed dirty file(s) when detaching log writer [ 42.373653][ T1898] NILFS (loop0): discard dirty page: offset=0, ino=2 [ 42.380302][ T1898] NILFS (loop0): discard dirty block: blocknr=18, size=1024 [ 42.387831][ T1898] NILFS (loop0): discard dirty block: blocknr=18446744073709551615, size=1024 [ 42.397270][ T1898] NILFS (loop0): discard dirty block: blocknr=18446744073709551615, size=1024 [ 42.407158][ T1898] NILFS (loop0): discard dirty block: blocknr=18446744073709551615, size=1024 [ 42.416873][ T1898] NILFS (loop0): discard dirty page: offset=0, ino=6 [ 42.423762][ T1898] NILFS (loop0): discard dirty block: blocknr=35, size=1024 [ 42.431462][ T1898] NILFS (loop0): discard dirty block: blocknr=36, size=1024 [ 42.438744][ T1898] NILFS (loop0): discard dirty block: blocknr=37, size=1024 [ 42.446538][ T1898] NILFS (loop0): discard dirty block: blocknr=38, size=1024 [ 42.454205][ T1898] NILFS (loop0): discard dirty page: offset=4096, ino=6 [ 42.461726][ T1898] NILFS (loop0): discard dirty block: blocknr=39, size=1024 [ 42.469268][ T1898] NILFS (loop0): discard dirty block: blocknr=18446744073709551615, size=1024 [ 42.479974][ T1898] NILFS (loop0): discard dirty block: blocknr=18446744073709551615, size=1024 [ 42.490188][ T1898] NILFS (loop0): discard dirty block: blocknr=18446744073709551615, size=1024 [ 42.508543][ T2273] loop0: detected capacity change from 0 to 2048 [ 42.517965][ T2274] NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds [ 42.531609][ T24] audit: type=1800 audit(1700356864.451:4): pid=2273 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=collect_data cause=failed(directio) comm="syz-executor.0" name="file2" dev="loop0" ino=16 res=0 errno=0 [ 42.554662][ T2273] NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16) [ 42.563669][ T24] audit: type=1800 audit(1700356864.471:5): pid=2273 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=collect_data cause=failed(directio) comm="syz-executor.0" name="bus" dev="loop0" ino=18 res=0 errno=0 [ 42.586854][ T2273] Remounting filesystem read-only [ 42.594798][ T1898] NILFS (loop0): disposed unprocessed dirty file(s) when detaching log writer [ 42.604448][ T1898] NILFS (loop0): discard dirty page: offset=0, ino=2 [ 42.611365][ T1898] NILFS (loop0): discard dirty block: blocknr=18, size=1024 [ 42.619729][ T1898] NILFS (loop0): discard dirty block: blocknr=18446744073709551615, size=1024 [ 42.630073][ T1898] NILFS (loop0): discard dirty block: blocknr=18446744073709551615, size=1024 [ 42.639142][ T1898] NILFS (loop0): discard dirty block: blocknr=18446744073709551615, size=1024 [ 42.648620][ T1898] NILFS (loop0): discard dirty page: offset=0, ino=6 [ 42.655501][ T1898] NILFS (loop0): discard dirty block: blocknr=35, size=1024 [ 42.662923][ T1898] NILFS (loop0): discard dirty block: blocknr=36, size=1024 [ 42.670815][ T1898] NILFS (loop0): discard dirty block: blocknr=37, size=1024 [ 42.678163][ T1898] NILFS (loop0): discard dirty block: blocknr=38, size=1024 [ 42.685657][ T1898] NILFS (loop0): discard dirty page: offset=4096, ino=6 [ 42.692654][ T1898] NILFS (loop0): discard dirty block: blocknr=39, size=1024 [ 42.700044][ T1898] NILFS (loop0): discard dirty block: blocknr=18446744073709551615, size=1024 [ 42.709048][ T1898] NILFS (loop0): discard dirty block: blocknr=18446744073709551615, size=1024 [ 42.717997][ T1898] NILFS (loop0): discard dirty block: blocknr=18446744073709551615, size=1024 [ 42.735380][ T2276] loop0: detected capacity change from 0 to 2048 [ 42.743602][ T2277] NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds [ 42.744590][ T24] audit: type=1800 audit(1700356864.661:6): pid=2276 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=collect_data cause=failed(directio) comm="syz-executor.0" name="file2" dev="loop0" ino=16 res=0 errno=0 [ 42.772487][ T2276] NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16) [ 42.776385][ T24] audit: type=1800 audit(1700356864.671:7): pid=2276 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=collect_data cause=failed(directio) comm="syz-executor.0" name="bus" dev="loop0" ino=18 res=0 errno=0 [ 42.786442][ T2276] Remounting filesystem read-only [ 42.814620][ T1898] NILFS (loop0): disposed unprocessed dirty file(s) when detaching log writer [ 42.823798][ T1898] NILFS (loop0): discard dirty page: offset=0, ino=2 [ 42.830826][ T1898] NILFS (loop0): discard dirty block: blocknr=18, size=1024 [ 42.838573][ T1898] NILFS (loop0): discard dirty block: blocknr=18446744073709551615, size=1024 [ 42.848064][ T1898] NILFS (loop0): discard dirty block: blocknr=18446744073709551615, size=1024 [ 42.857139][ T1898] NILFS (loop0): discard dirty block: blocknr=18446744073709551615, size=1024 [ 42.866510][ T1898] NILFS (loop0): discard dirty page: offset=0, ino=6 [ 42.873288][ T1898] NILFS (loop0): discard dirty block: blocknr=35, size=1024 [ 42.880701][ T1898] NILFS (loop0): discard dirty block: blocknr=36, size=1024 [ 42.888295][ T1898] NILFS (loop0): discard dirty block: blocknr=37, size=1024 [ 42.895847][ T1898] NILFS (loop0): discard dirty block: blocknr=38, size=1024 [ 42.903139][ T1898] NILFS (loop0): discard dirty page: offset=4096, ino=6 [ 42.910287][ T1898] NILFS (loop0): discard dirty block: blocknr=39, size=1024 [ 42.917854][ T1898] NILFS (loop0): discard dirty block: blocknr=18446744073709551615, size=1024 [ 42.927086][ T1898] NILFS (loop0): discard dirty block: blocknr=18446744073709551615, size=1024 [ 42.936250][ T1898] NILFS (loop0): discard dirty block: blocknr=18446744073709551615, size=1024 [ 42.953494][ T2279] loop0: detected capacity change from 0 to 2048 [ 42.961622][ T2280] NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds [ 42.972698][ T24] audit: type=1800 audit(1700356864.871:8): pid=2279 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=collect_data cause=failed(directio) comm="syz-executor.0" name="file2" dev="loop0" ino=16 res=0 errno=0 [ 42.973150][ T2279] NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16) [ 42.994062][ T24] audit: type=1800 audit(1700356864.871:9): pid=2279 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=collect_data cause=failed(directio) comm="syz-executor.0" name="bus" dev="loop0" ino=18 res=0 errno=0 [ 43.004217][ T2279] Remounting filesystem read-only [ 43.025921][ T24] audit: type=1800 audit(1700356864.941:10): pid=2281 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=collect_data cause=failed(directio) comm="syz-executor.0" name="file0" dev="loop0" ino=19 res=0 errno=0 [ 43.051208][ T2281] NILFS (loop0): discard dirty page: offset=0, ino=19 [ 43.058385][ T2281] NILFS (loop0): discard dirty block: blocknr=0, size=1024 [ 43.066171][ T2281] NILFS (loop0): discard dirty block: blocknr=18446744073709551615, size=1024 [ 43.076189][ T2281] NILFS (loop0): discard dirty block: blocknr=18446744073709551615, size=1024 [ 43.085924][ T2281] NILFS (loop0): discard dirty block: blocknr=18446744073709551615, size=1024 [ 43.095107][ T2279] NILFS (loop0): nilfs_get_block (ino=19): a race condition while inserting a data block at offset=0 [ 43.105986][ T2279] ------------[ cut here ]------------ [ 43.111682][ T2279] kernel BUG at fs/buffer.c:2666! [ 43.116969][ T2279] invalid opcode: 0000 [#1] PREEMPT SMP [ 43.122583][ T2279] CPU: 0 PID: 2279 Comm: syz-executor.0 Not tainted 6.1.62-syzkaller #0 [ 43.130972][ T2279] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/10/2023 [ 43.141427][ T2279] RIP: 0010:submit_bh_wbc+0x121/0x130 [ 43.146786][ T2279] Code: 05 00 00 4c 89 ff e8 9e 93 59 00 48 8b 73 10 48 8b 53 20 4c 89 f7 e8 4e b5 fe ff 4c 89 ff 5b 41 5e 41 5f e9 91 77 57 00 0f 0b <0f> 0b 0f 0b 0f 0b 0f 0b 0f 0b 0f 1f 44 00 00 55 41 57 41 56 41 55 [ 43.166791][ T2279] RSP: 0018:ffffc90002d63c20 EFLAGS: 00010246 [ 43.173226][ T2279] RAX: 0000000000000000 RBX: ffff88811482e7e0 RCX: 0000000000000000 [ 43.181795][ T2279] RDX: 0000000000000000 RSI: ffff88811482e7e0 RDI: 0000000000000000 [ 43.190272][ T2279] RBP: ffffc90002d63ce8 R08: 0000000000000000 R09: ffffffff83d26110 [ 43.198307][ T2279] R10: 00000000ffffffff R11: 00000000ffffdfff R12: 00000000000000a0 [ 43.206698][ T2279] R13: ffff88811482e7e0 R14: 0000000000000400 R15: ffffea0004511180 [ 43.214815][ T2279] FS: 00007ff5d95c96c0(0000) GS:ffff88813bc00000(0000) knlGS:0000000000000000 [ 43.224253][ T2279] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.231264][ T2279] CR2: 00007ff5d95a8d58 CR3: 0000000103b7a000 CR4: 00000000003506f0 [ 43.239472][ T2279] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 43.247885][ T2279] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 43.256217][ T2279] Call Trace: [ 43.259475][ T2279] [ 43.262727][ T2279] ? __die_body+0x5e/0xa0 [ 43.267467][ T2279] ? die+0x83/0xb0 [ 43.271848][ T2279] ? do_trap+0xa2/0x170 [ 43.276676][ T2279] ? submit_bh_wbc+0x121/0x130 [ 43.281665][ T2279] ? submit_bh_wbc+0x121/0x130 [ 43.286781][ T2279] ? handle_invalid_op+0x65/0x80 [ 43.291692][ T2279] ? submit_bh_wbc+0x121/0x130 [ 43.296510][ T2279] ? exc_invalid_op+0x2f/0x40 [ 43.301168][ T2279] ? asm_exc_invalid_op+0x16/0x20 [ 43.306334][ T2279] ? submit_bh_wbc+0x121/0x130 [ 43.311411][ T2279] __block_write_begin_int+0x20c/0x690 [ 43.317354][ T2279] ? nilfs_inode_sub_blocks+0x30/0x30 [ 43.322781][ T2279] ? nilfs_inode_sub_blocks+0x30/0x30 [ 43.328117][ T2279] block_write_begin+0x45/0xa0 [ 43.333020][ T2279] nilfs_write_begin+0x48/0x80 [ 43.337832][ T2279] generic_perform_write+0x9e/0x220 [ 43.343096][ T2279] __generic_file_write_iter+0xc4/0x140 [ 43.348692][ T2279] generic_file_write_iter+0x42/0xb0 [ 43.353939][ T2279] vfs_write+0x31f/0x3e0 [ 43.358145][ T2279] ksys_write+0x6c/0xd0 [ 43.362437][ T2279] do_syscall_64+0x3d/0x80 [ 43.366818][ T2279] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 43.372866][ T2279] RIP: 0033:0x7ff5d887c959 [ 43.377431][ T2279] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 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 b0 ff ff ff f7 d8 64 89 01 48 [ 43.397372][ T2279] RSP: 002b:00007ff5d95c90c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 43.406358][ T2279] RAX: ffffffffffffffda RBX: 00007ff5d899bf80 RCX: 00007ff5d887c959 [ 43.414381][ T2279] RDX: 00000000000000a0 RSI: 0000000020000380 RDI: 0000000000000006 [ 43.422757][ T2279] RBP: 00007ff5d88d8c88 R08: 0000000000000000 R09: 0000000000000000 [ 43.430952][ T2279] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 43.439407][ T2279] R13: 0000000000000006 R14: 00007ff5d899bf80 R15: 00007ffe538cc558 [ 43.447649][ T2279] [ 43.450738][ T2279] Modules linked in: [ 43.455167][ T2279] ---[ end trace 0000000000000000 ]--- [ 43.460723][ T2279] RIP: 0010:submit_bh_wbc+0x121/0x130 [ 43.466279][ T2279] Code: 05 00 00 4c 89 ff e8 9e 93 59 00 48 8b 73 10 48 8b 53 20 4c 89 f7 e8 4e b5 fe ff 4c 89 ff 5b 41 5e 41 5f e9 91 77 57 00 0f 0b <0f> 0b 0f 0b 0f 0b 0f 0b 0f 0b 0f 1f 44 00 00 55 41 57 41 56 41 55 [ 43.486449][ T2279] RSP: 0018:ffffc90002d63c20 EFLAGS: 00010246 [ 43.492966][ T2279] RAX: 0000000000000000 RBX: ffff88811482e7e0 RCX: 0000000000000000 [ 43.501810][ T2279] RDX: 0000000000000000 RSI: ffff88811482e7e0 RDI: 0000000000000000 [ 43.515204][ T2279] RBP: ffffc90002d63ce8 R08: 0000000000000000 R09: ffffffff83d26110 [ 43.523490][ T2279] R10: 00000000ffffffff R11: 00000000ffffdfff R12: 00000000000000a0 [ 43.531653][ T2279] R13: ffff88811482e7e0 R14: 0000000000000400 R15: ffffea0004511180 [ 43.539683][ T2279] FS: 00007ff5d95c96c0(0000) GS:ffff88813bc00000(0000) knlGS:0000000000000000 [ 43.548784][ T2279] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.555396][ T2279] CR2: 00007ff5d95a8d58 CR3: 0000000103b7a000 CR4: 00000000003506f0 [ 43.563546][ T2279] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 43.571513][ T2279] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 43.579574][ T2279] Kernel panic - not syncing: Fatal exception [ 43.586059][ T2279] Kernel Offset: disabled [ 43.590440][ T2279] Rebooting in 86400 seconds..