ci2 starts bisection 2024-02-08 03:25:40.501808161 +0000 UTC m=+190709.985927731 bisecting cause commit starting from 99bd3cb0d12e85d5114425353552121ec8f93adc building syzkaller on 6404acf9ce200d01fcbe0923924c9f6c22c258de ensuring issue is reproducible on original commit 99bd3cb0d12e85d5114425353552121ec8f93adc testing commit 99bd3cb0d12e85d5114425353552121ec8f93adc gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 34223ee545599eff23273de4605ec4f39ab215b283960a7a2f72303c6086a35e run #0: crashed: kernel BUG in ext4_write_inline_data_end run #1: crashed: kernel BUG in ext4_write_inline_data_end run #2: crashed: kernel BUG in ext4_write_inline_data_end run #3: crashed: kernel BUG in ext4_write_inline_data_end run #4: crashed: kernel BUG in ext4_write_inline_data_end run #5: crashed: kernel BUG in ext4_write_inline_data_end run #6: crashed: kernel BUG in ext4_write_inline_data_end run #7: crashed: kernel BUG in ext4_write_inline_data_end run #8: crashed: kernel BUG in ext4_write_inline_data_end run #9: crashed: kernel BUG in ext4_write_inline_data_end run #10: crashed: kernel BUG in ext4_write_inline_data_end run #11: crashed: kernel BUG in ext4_write_inline_data_end run #12: crashed: kernel BUG in ext4_write_inline_data_end run #13: crashed: kernel BUG in ext4_write_inline_data_end run #14: crashed: kernel BUG in __ext4_journal_stop run #15: crashed: kernel BUG in ext4_write_inline_data_end run #16: crashed: kernel BUG in ext4_write_inline_data_end run #17: crashed: kernel BUG in ext4_write_inline_data_end run #18: crashed: kernel BUG in ext4_write_inline_data_end run #19: crashed: kernel BUG in ext4_write_inline_data_end representative crash: kernel BUG in ext4_write_inline_data_end, types: [BUG] check whether we can drop unnecessary instrumentation disabling configs for [LOCKDEP ATOMIC_SLEEP HANG LEAK UBSAN KASAN], they are not needed testing commit 99bd3cb0d12e85d5114425353552121ec8f93adc gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 1e38d29c8060bc795ad1113baffaca6fa62038ab59b6b4fa061aa8255976416c all runs: OK false negative chance: 0.000 kconfig minimization: base=3932 full=7955 leaves diff=2021 split chunks (needed=false): <2021> split chunk #0 of len 2021 into 5 parts testing without sub-chunk 1/5 testing commit 99bd3cb0d12e85d5114425353552121ec8f93adc gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 26314e7d0d82372c82c57b2c0c1927ab0ab43c8f51a89e31166bd5d55530e62f run #0: crashed: kernel BUG in ext4_write_inline_data_end run #1: crashed: kernel BUG in __ext4_journal_stop run #2: crashed: kernel BUG in ext4_write_inline_data_end run #3: crashed: kernel BUG in ext4_write_inline_data_end run #4: crashed: kernel BUG in __ext4_journal_stop run #5: crashed: kernel BUG in ext4_write_inline_data_end run #6: crashed: kernel BUG in __ext4_journal_stop run #7: crashed: kernel BUG in ext4_write_inline_data_end run #8: crashed: kernel BUG in ext4_write_inline_data_end run #9: crashed: kernel BUG in ext4_write_inline_data_end representative crash: kernel BUG in ext4_write_inline_data_end, types: [BUG] the chunk can be dropped testing without sub-chunk 2/5 testing commit 99bd3cb0d12e85d5114425353552121ec8f93adc gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: dc5793c1f9e977124ce111b4c0713a67c1337a400ccbdcf6e41719560d50c8b1 run #0: crashed: kernel BUG in ext4_write_inline_data_end run #1: crashed: kernel BUG in __ext4_journal_stop run #2: crashed: kernel BUG in ext4_write_inline_data_end run #3: crashed: kernel BUG in ext4_write_inline_data_end run #4: crashed: kernel BUG in ext4_write_inline_data_end run #5: crashed: kernel BUG in ext4_write_inline_data_end run #6: crashed: kernel BUG in ext4_write_inline_data_end run #7: crashed: kernel BUG in ext4_write_inline_data_end run #8: crashed: kernel BUG in ext4_write_inline_data_end run #9: crashed: kernel BUG in ext4_write_inline_data_end representative crash: kernel BUG in ext4_write_inline_data_end, types: [BUG] the chunk can be dropped testing without sub-chunk 3/5 testing commit 99bd3cb0d12e85d5114425353552121ec8f93adc gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 4f8790fe704b8d8e80f950ae3d6693bbed342a54ab4faf48ae66b8e0c5006aae all runs: crashed: kernel BUG in ext4_write_inline_data_end representative crash: kernel BUG in ext4_write_inline_data_end, types: [BUG] the chunk can be dropped testing without sub-chunk 4/5 testing commit 99bd3cb0d12e85d5114425353552121ec8f93adc gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: af99994096f1277af6de4a62ebb530e00be91ccdc0f9bddaf7b282d037e9b5ec run #0: crashed: kernel BUG in ext4_write_inline_data_end run #1: crashed: kernel BUG in ext4_write_inline_data_end run #2: crashed: kernel BUG in __ext4_journal_stop run #3: crashed: kernel BUG in __ext4_journal_stop run #4: crashed: kernel BUG in ext4_write_inline_data_end run #5: crashed: kernel BUG in ext4_write_inline_data_end run #6: crashed: kernel BUG in ext4_write_inline_data_end run #7: crashed: kernel BUG in __ext4_journal_stop run #8: crashed: kernel BUG in ext4_write_inline_data_end run #9: crashed: kernel BUG in __ext4_journal_stop representative crash: kernel BUG in ext4_write_inline_data_end, types: [BUG] the chunk can be dropped testing without sub-chunk 5/5 testing commit 99bd3cb0d12e85d5114425353552121ec8f93adc gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 85145cb8c7f94f8359b4922a0f514d684746b3ea16acfe379ff324400b708dc7 run #0: crashed: kernel BUG in ext4_write_inline_data_end run #1: crashed: kernel BUG in __ext4_journal_stop run #2: crashed: kernel BUG in ext4_write_inline_data_end run #3: crashed: kernel BUG in ext4_write_inline_data_end run #4: crashed: kernel BUG in ext4_write_inline_data_end run #5: crashed: kernel BUG in ext4_write_inline_data_end run #6: crashed: kernel BUG in ext4_write_inline_data_end run #7: crashed: kernel BUG in ext4_write_inline_data_end run #8: crashed: kernel BUG in ext4_write_inline_data_end run #9: crashed: kernel BUG in ext4_write_inline_data_end representative crash: kernel BUG in ext4_write_inline_data_end, types: [BUG] the chunk can be dropped picked [v6.7 v6.6 v6.5 v6.3 v6.1 v5.19 v5.17 v5.15 v5.12 v5.9 v5.6 v5.3 v5.0 v4.19] out of 30 release tags testing release v6.7 testing commit 0dd3ee31125508cd67f7e7172247f05b7fd1753a gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: e47dc79426455c9d469edcfcdfc37f52370ecfb4a8efb1daecc2a91639183936 run #0: crashed: kernel BUG in __ext4_journal_stop run #1: crashed: kernel BUG in ext4_write_inline_data_end run #2: crashed: kernel BUG in ext4_write_inline_data_end run #3: crashed: kernel BUG in ext4_write_inline_data_end run #4: crashed: kernel BUG in ext4_write_inline_data_end run #5: crashed: kernel BUG in ext4_write_inline_data_end run #6: crashed: kernel BUG in ext4_write_inline_data_end run #7: crashed: kernel BUG in ext4_write_inline_data_end run #8: crashed: kernel BUG in ext4_write_inline_data_end run #9: crashed: kernel BUG in ext4_write_inline_data_end representative crash: kernel BUG in __ext4_journal_stop, types: [BUG] testing release v6.6 testing commit ffc253263a1375a65fa6c9f62a893e9767fbebfa gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: eae75809a2f51a41cbcc262b8ca355c8c4ae50742efe77625deb224b6ad5aca5 all runs: crashed: kernel BUG in ext4_write_inline_data_end representative crash: kernel BUG in ext4_write_inline_data_end, types: [BUG] testing release v6.5 testing commit 2dde18cd1d8fac735875f2e4987f11817cc0bc2c gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: a25bc0e264ff5df1f63e408347b8bdc13975a88b05cde4719318dcfddb74c1c9 all runs: crashed: kernel BUG in ext4_write_inline_data_end representative crash: kernel BUG in ext4_write_inline_data_end, types: [BUG] testing release v6.3 testing commit 457391b0380335d5e9a5babdec90ac53928b23b4 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 710f88937b1f58408d06d66c4925eb2d490b7b6f50e6e69908ea9e4e626c42ef all runs: crashed: kernel BUG in ext4_write_inline_data_end representative crash: kernel BUG in ext4_write_inline_data_end, types: [BUG] testing release v6.1 testing commit 830b3c68c1fb1e9176028d02ef86f3cf76aa2476 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: bdf48a737004cc4ac28f9959eecb98e28715d3f4e7730234fe20cacab26bc495 all runs: crashed: kernel BUG in ext4_write_inline_data_end representative crash: kernel BUG in ext4_write_inline_data_end, types: [BUG] testing release v5.19 testing commit 3d7cb6b04c3f3115719235cc6866b10326de34cd gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 95914045192e73e7680415c5ae3d0b5a353c705a4a67c2b99c8db40a00328f64 all runs: crashed: kernel BUG in ext4_write_inline_data_end representative crash: kernel BUG in ext4_write_inline_data_end, types: [BUG] testing release v5.17 testing commit f443e374ae131c168a065ea1748feac6b2e76613 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: aa0dbb03d43341b7708c64eabdedc0640ee6a019e43915f4762d97c522252d29 run #0: crashed: kernel BUG in ext4_write_inline_data_end run #1: crashed: kernel BUG in ext4_write_inline_data_end run #2: crashed: kernel BUG in ext4_write_inline_data_end run #3: crashed: kernel BUG in __ext4_journal_stop run #4: crashed: kernel BUG in ext4_write_inline_data_end run #5: crashed: kernel BUG in ext4_write_inline_data_end run #6: crashed: kernel BUG in ext4_write_inline_data_end run #7: crashed: kernel BUG in ext4_write_inline_data_end run #8: crashed: kernel BUG in ext4_write_inline_data_end run #9: crashed: kernel BUG in ext4_write_inline_data_end representative crash: kernel BUG in ext4_write_inline_data_end, types: [BUG] testing release v5.15 testing commit 8bb7eca972ad531c9b149c0a51ab43a417385813 gcc compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 9bd9d973be221425d4057b4fe79eb2bef8583ad989355f00987de792e78d32ac all runs: boot failed: kernel BUG in public_key_verify_signature unable to determine the verdict: 0 good runs (wanted 5), for bad wanted 5 in total, got 0 testing release v5.12 testing commit 9f4ad9e425a1d3b6a34617b8ea226d56a119a717 gcc compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: f214afa33fad7ceb0862fc183a915c5f99b666e42792b4f96dd786c1adbd447e all runs: boot failed: kernel BUG in public_key_verify_signature unable to determine the verdict: 0 good runs (wanted 5), for bad wanted 5 in total, got 0 testing release v5.9 testing commit bbf5c979011a099af5dc76498918ed7df445635b gcc compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 8f734b5f3aa820927bab92709a3524d304bded75ddb2c2acc3945d9dcd7eff11 all runs: boot failed: kernel BUG in public_key_verify_signature unable to determine the verdict: 0 good runs (wanted 5), for bad wanted 5 in total, got 0 testing release v5.6 testing commit 7111951b8d4973bda27ff663f2cf18b663d15b48 gcc compiler: gcc version 8.4.1 20210217 (GCC) kernel signature: 79ae48362470934f15c38a3f7d2ec94e3ec2c3dd7aaee3a4c70d42974e2dbf1a all runs: crashed: kernel BUG in ext4_write_inline_data representative crash: kernel BUG in ext4_write_inline_data, types: [BUG] testing release v5.3 testing commit 4d856f72c10ecb060868ed10ff1b1453943fc6c8 gcc compiler: gcc version 8.4.1 20210217 (GCC) kernel signature: e0ce14fbe2d21fe6995096c36ba0902f04a46c9ce3967c94b37fba28762e5756 all runs: boot failed: can't ssh into the instance unable to determine the verdict: 0 good runs (wanted 5), for bad wanted 5 in total, got 0 testing release v5.0 testing commit 1c163f4c7b3f621efff9b28a47abb36f7378d783 gcc compiler: gcc version 8.4.1 20210217 (GCC) kernel signature: 253f0f228eddec3b60ccd5f29ee3d52b72ae437eac99f300760f5440b6a79696 run #0: crashed: kernel BUG in ext4_write_inline_data run #1: crashed: kernel BUG in ext4_write_inline_data run #2: crashed: kernel BUG in ext4_write_inline_data run #3: crashed: kernel BUG in ext4_write_inline_data run #4: crashed: kernel BUG in ext4_write_inline_data run #5: crashed: kernel BUG in ext4_write_inline_data run #6: crashed: kernel BUG in ext4_writepages run #7: crashed: kernel BUG in ext4_write_inline_data run #8: crashed: kernel BUG in ext4_write_inline_data run #9: crashed: kernel BUG in ext4_write_inline_data representative crash: kernel BUG in ext4_write_inline_data, types: [BUG] testing release v4.19 testing commit 84df9525b0c27f3ebc2ebb1864fa62a97fdedb7d gcc compiler: gcc version 8.4.1 20210217 (GCC) kernel signature: a874b3b35ec031a059e4db9b40ed966bae2eea7a11369eb778703434300b8eb9 run #0: crashed: kernel BUG in ext4_write_inline_data run #1: crashed: kernel BUG in ext4_write_inline_data run #2: crashed: kernel BUG in ext4_write_inline_data run #3: crashed: kernel BUG in ext4_write_inline_data run #4: crashed: kernel BUG in ext4_write_inline_data run #5: crashed: kernel BUG in ext4_write_inline_data run #6: crashed: kernel BUG in ext4_write_inline_data run #7: crashed: kernel BUG in ext4_writepages run #8: crashed: kernel BUG in ext4_writepages run #9: crashed: kernel BUG in ext4_write_inline_data representative crash: kernel BUG in ext4_write_inline_data, types: [BUG] crash still not fixed/happens on the oldest tested release revisions tested: 21, total time: 3h49m22.545832126s (build: 1h26m3.413473172s, test: 2h16m4.204634996s) oldest tested release already had the bug or it had kernel test errors commit msg: Linux 4.19 crash: kernel BUG in ext4_write_inline_data EXT4-fs (loop1): Block reservation details EXT4-fs (loop1): i_reserved_data_blocks=1 block bitmap and bg descriptor inconsistent: 25 vs 4278190105 free clusters EXT4-fs error (device loop4): ext4_mb_generate_buddy:747: group 0, block bitmap and bg descriptor inconsistent: 25 vs 4278190105 free clusters ------------[ cut here ]------------ kernel BUG at fs/ext4/inline.c:222! invalid opcode: 0000 [#1] SMP KASAN PTI CPU: 0 PID: 4909 Comm: syz-executor.4 Not tainted 4.19.0-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/25/2024 RIP: 0010:ext4_write_inline_data.isra.6+0x27a/0x440 fs/ext4/inline.c:222 Code: 4c 01 e7 e8 58 c2 da ff 48 83 c4 28 5b 41 5c 41 5d 41 5e 5d c3 47 8d 4c 01 c4 41 bd 3c 00 00 00 45 29 c5 e9 1a ff ff ff 0f 0b <0f> 0b 44 89 4d bc 4c 89 45 c0 48 89 4d c8 48 89 55 d0 48 89 75 d8 RSP: 0018:ffff8801dc4872d8 EFLAGS: 00010202 RAX: 0000000000000048 RBX: ffff8801d9911a50 RCX: ffff8801d7a8e000 RDX: ffff8801dc487380 RSI: ffff8801dc487378 RDI: ffff8801d9911f00 RBP: ffff8801dc487320 R08: 0000000000000048 R09: 0000000000000001 R10: 1ffff1003b3223e0 R11: 0000000000000001 R12: ffff8801f27f1100 R13: 0000000000000049 R14: 0000000000000001 R15: ffffea00075ea380 FS: 00007f41dde026c0(0000) GS:ffff8801f7200000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000020000a00 CR3: 00000001df194000 CR4: 00000000003406f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: ext4_write_inline_data_end+0x1d8/0x4e0 fs/ext4/inline.c:751 ext4_da_write_inline_data_end+0x19/0x200 fs/ext4/inline.c:948 ext4_da_write_end+0x367/0x970 fs/ext4/inode.c:3170 generic_perform_write+0x2ef/0x490 mm/filemap.c:3150 __generic_file_write_iter+0x2fd/0x510 mm/filemap.c:3264 ext4_file_write_iter+0x75d/0x1060 fs/ext4/file.c:266 call_write_iter include/linux/fs.h:1808 [inline] do_iter_readv_writev+0x345/0x740 fs/read_write.c:680 do_iter_write fs/read_write.c:959 [inline] do_iter_write+0x128/0x540 fs/read_write.c:940 vfs_iter_write+0x5b/0xb0 fs/read_write.c:972 iter_file_splice_write+0x562/0xc40 fs/splice.c:750 do_splice_from fs/splice.c:852 [inline] direct_splice_actor+0x107/0x1c0 fs/splice.c:1019 splice_direct_to_actor+0x28b/0x780 fs/splice.c:974 do_splice_direct+0x14c/0x270 fs/splice.c:1062 do_sendfile+0x490/0xd20 fs/read_write.c:1440 __do_sys_sendfile64 fs/read_write.c:1501 [inline] __se_sys_sendfile64+0x100/0x120 fs/read_write.c:1487 __x64_sys_sendfile64+0x92/0xf0 fs/read_write.c:1487 do_syscall_64+0xd6/0x540 arch/x86/entry/common.c:290 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x7f41de280da9 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 RSP: 002b:00007f41dde020c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000028 RAX: ffffffffffffffda RBX: 00007f41de3aef80 RCX: 00007f41de280da9 RDX: 0000000000000000 RSI: 0000000000000005 RDI: 0000000000000004 RBP: 00007f41de2cd47a R08: 0000000000000000 R09: 0000000000000000 R10: 000080001d00c0d0 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000006 R14: 00007f41de3aef80 R15: 00007ffec665e568 EXT4-fs (loop2): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 Modules linked in: ---[ end trace a7ed344e339dd48c ]--- EXT4-fs (loop2): This should not happen!! Data will be lost RIP: 0010:ext4_write_inline_data.isra.6+0x27a/0x440 fs/ext4/inline.c:222 EXT4-fs (loop2): Total free blocks count 0 Code: 4c 01 e7 e8 58 c2 da ff 48 83 c4 28 5b 41 5c 41 5d 41 5e 5d c3 47 8d 4c 01 c4 41 bd 3c 00 00 00 45 29 c5 e9 1a ff ff ff 0f 0b <0f> 0b 44 89 4d bc 4c 89 45 c0 48 89 4d c8 48 89 55 d0 48 89 75 d8 EXT4-fs (loop2): Free/Dirty block details RSP: 0018:ffff8801dc4872d8 EFLAGS: 00010202 EXT4-fs (loop2): free_blocks=68451041280 EXT4-fs (loop2): dirty_blocks=16 EXT4-fs (loop2): Block reservation details RAX: 0000000000000048 RBX: ffff8801d9911a50 RCX: ffff8801d7a8e000 EXT4-fs (loop2): i_reserved_data_blocks=1 RDX: ffff8801dc487380 RSI: ffff8801dc487378 RDI: ffff8801d9911f00 RBP: ffff8801dc487320 R08: 0000000000000048 R09: 0000000000000001 R10: 1ffff1003b3223e0 R11: 0000000000000001 R12: ffff8801f27f1100 R13: 0000000000000049 R14: 0000000000000001 R15: ffffea00075ea380 FS: 00007f41dde026c0(0000) GS:ffff8801f7200000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000020000a00 CR3: 00000001df194000 CR4: 00000000003406f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400