ci2 starts bisection 2023-04-25 14:45:51.287524764 +0000 UTC m=+7049.584799655 bisecting fixing commit since 115472395b0a9ea522ba0e106d6dfd7a73df8ba6 building syzkaller on fbf0499acc828df26995835e51d83c3a0117e716 ensuring issue is reproducible on original commit 115472395b0a9ea522ba0e106d6dfd7a73df8ba6 testing commit 115472395b0a9ea522ba0e106d6dfd7a73df8ba6 gcc compiler: Debian clang version 15.0.7, GNU ld (GNU Binutils for Debian) 2.35.2 kernel signature: 9045695e87ab7d7c39b7916b0402e2e9ce9cd60e1615794e1b09c63a9c331cd6 run #0: crashed: kernel BUG in __ext4_journal_stop run #1: crashed: kernel BUG in __ext4_journal_stop 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_journal_stop run #5: crashed: kernel BUG in __ext4_journal_stop run #6: crashed: kernel BUG in ext4_writepages run #7: crashed: kernel BUG in ext4_writepages run #8: crashed: kernel BUG in __ext4_journal_stop run #9: crashed: kernel BUG in __ext4_journal_stop run #10: crashed: kernel BUG in __ext4_journal_stop run #11: crashed: kernel BUG in __ext4_journal_stop run #12: crashed: kernel BUG in ext4_writepages run #13: crashed: kernel BUG in __ext4_journal_stop run #14: crashed: kernel BUG in __ext4_journal_stop run #15: OK run #16: OK run #17: OK run #18: OK run #19: OK testing current HEAD 3299fb36854fdc288bddc2c4d265f8a2e5105944 testing commit 3299fb36854fdc288bddc2c4d265f8a2e5105944 gcc compiler: Debian clang version 15.0.7, GNU ld (GNU Binutils for Debian) 2.35.2 kernel signature: b13ec3aa25af6038aad3189ccbb9b2ab8fb22539ea1b141deddffbfebbedbb77 run #0: crashed: kernel BUG in __ext4_journal_stop run #1: crashed: kernel BUG in __ext4_journal_stop run #2: crashed: kernel BUG in ext4_writepages run #3: crashed: kernel BUG in ext4_writepages run #4: crashed: kernel BUG in __ext4_journal_stop run #5: crashed: kernel BUG in __ext4_journal_stop run #6: crashed: kernel BUG in ext4_writepages run #7: crashed: kernel BUG in __ext4_journal_stop run #8: OK run #9: OK revisions tested: 2, total time: 45m24.05832103s (build: 26m46.510622872s, test: 17m44.968347165s) the crash still happens on HEAD commit msg: Linux 5.15.108 crash: kernel BUG in __ext4_journal_stop ------------[ cut here ]------------ kernel BUG at fs/ext4/ext4_jbd2.c:53! invalid opcode: 0000 [#1] PREEMPT SMP KASAN CPU: 1 PID: 20807 Comm: syz-executor.3 Not tainted 5.15.108-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 RIP: 0010:ext4_put_nojournal fs/ext4/ext4_jbd2.c:53 [inline] RIP: 0010:__ext4_journal_stop+0x14a/0x150 fs/ext4/ext4_jbd2.c:116 Code: d8 48 83 c4 08 5b 41 5c 41 5d 41 5e 41 5f 5d c3 89 f9 80 e1 07 80 c1 03 38 c1 0f 8c 43 ff ff ff e8 bb ed bf ff e9 39 ff ff ff <0f> 0b 0f 1f 40 00 55 41 57 41 56 41 55 41 54 53 48 83 ec 10 49 bc RSP: 0018:ffffc90003edf7c0 EFLAGS: 00010246 RAX: fffffffffffffff8 RBX: 0000000000000000 RCX: ffffffff81c36695 RDX: 0000000000000000 RSI: 0000000000000322 RDI: ffffffff8b0d7056 RBP: ffffc90003edf928 R08: dffffc0000000000 R09: fffffbfff199f7d6 R10: 0000000000000000 R11: dffffc0000000001 R12: ffff88806480b478 R13: ffff88806480b4c8 R14: dffffc0000000000 R15: 1ffff1100c901699 FS: 00007fa64845f700(0000) GS:ffff8880b9d00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007ffe4fb84fb8 CR3: 00000000216eb000 CR4: 00000000003506e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: ext4_write_inline_data_end+0x8f3/0xe30 fs/ext4/inline.c:802 generic_perform_write+0x399/0x4f0 mm/filemap.c:3787 ext4_buffered_write_iter+0x1db/0x2f0 fs/ext4/file.c:269 ext4_file_write_iter+0x740/0x1490 call_write_iter include/linux/fs.h:2103 [inline] new_sync_write fs/read_write.c:507 [inline] vfs_write+0x84c/0xb50 fs/read_write.c:594 ksys_write+0x165/0x250 fs/read_write.c:647 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x3d/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x61/0xcb RIP: 0033:0x7fa65140e0f9 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 19 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 b8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007fa64845f168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 RAX: ffffffffffffffda RBX: 00007fa65152e050 RCX: 00007fa65140e0f9 RDX: 0000000000000009 RSI: 0000000020000f80 RDI: 0000000000000004 RBP: 00007fa651469b39 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffc9d8c072f R14: 00007fa64845f300 R15: 0000000000022000 Modules linked in: ---[ end trace 9fd45ac47a8fdbcc ]--- RIP: 0010:ext4_put_nojournal fs/ext4/ext4_jbd2.c:53 [inline] RIP: 0010:__ext4_journal_stop+0x14a/0x150 fs/ext4/ext4_jbd2.c:116 Code: d8 48 83 c4 08 5b 41 5c 41 5d 41 5e 41 5f 5d c3 89 f9 80 e1 07 80 c1 03 38 c1 0f 8c 43 ff ff ff e8 bb ed bf ff e9 39 ff ff ff <0f> 0b 0f 1f 40 00 55 41 57 41 56 41 55 41 54 53 48 83 ec 10 49 bc RSP: 0018:ffffc90003edf7c0 EFLAGS: 00010246 RAX: fffffffffffffff8 RBX: 0000000000000000 RCX: ffffffff81c36695 RDX: 0000000000000000 RSI: 0000000000000322 RDI: ffffffff8b0d7056 RBP: ffffc90003edf928 R08: dffffc0000000000 R09: fffffbfff199f7d6 R10: 0000000000000000 R11: dffffc0000000001 R12: ffff88806480b478 R13: ffff88806480b4c8 R14: dffffc0000000000 R15: 1ffff1100c901699 FS: 00007fa64845f700(0000) GS:ffff8880b9c00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00005555570cd708 CR3: 00000000216eb000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400