ci starts bisection 2023-04-21 04:01:12.36997673 +0000 UTC m=+64267.152636841 bisecting fixing commit since 7c46948a6e9cf47ed03b0d489fde894ad46f1437 building syzkaller on 9dfcf09cf38eb123a007af28c5ee2562718893a0 ensuring issue is reproducible on original commit 7c46948a6e9cf47ed03b0d489fde894ad46f1437 testing commit 7c46948a6e9cf47ed03b0d489fde894ad46f1437 gcc compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2 kernel signature: f14d7ea3aa930c0b7ae2c8fe253cd48720f89d3fcd5b102eaacd12fef3622068 run #0: crashed: general protection fault in txEnd run #1: crashed: general protection fault in txEnd run #2: crashed: general protection fault in txEnd run #3: crashed: general protection fault in txEnd run #4: crashed: general protection fault in txEnd run #5: crashed: kernel BUG in txEnd run #6: crashed: general protection fault in txEnd run #7: crashed: general protection fault in txEnd run #8: crashed: general protection fault in txEnd run #9: crashed: general protection fault in txEnd run #10: crashed: general protection fault in txEnd run #11: crashed: general protection fault in txEnd run #12: crashed: general protection fault in txEnd run #13: crashed: general protection fault in txEnd run #14: crashed: general protection fault in txEnd run #15: crashed: general protection fault in txEnd run #16: crashed: general protection fault in txEnd run #17: crashed: general protection fault in txEnd run #18: crashed: general protection fault in txEnd run #19: crashed: general protection fault in txEnd testing current HEAD 2af3e53a4dc08657f1b46f97f04ff4a0ab3cad8d testing commit 2af3e53a4dc08657f1b46f97f04ff4a0ab3cad8d gcc compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2 kernel signature: b4e692b917931ce1bbee39214a63e5f8cdb95183efe55f5a7e4bd9c6d1755e77 run #0: crashed: general protection fault in txEnd run #1: crashed: general protection fault in txEnd run #2: crashed: general protection fault in txEnd run #3: crashed: general protection fault in txEnd run #4: crashed: general protection fault in txEnd run #5: crashed: general protection fault in txEnd run #6: crashed: general protection fault in txEnd run #7: crashed: general protection fault in txEnd run #8: crashed: general protection fault in txEnd run #9: crashed: kernel BUG in txEnd revisions tested: 2, total time: 52m5.229741044s (build: 43m58.784269013s, test: 7m2.54202961s) the crash still happens on HEAD commit msg: Merge tag 'drm-fixes-2023-04-21' of git://anongit.freedesktop.org/drm/drm crash: kernel BUG in txEnd BUG at fs/jfs/jfs_txnmgr.c:523 assert(tblk->next == 0) ------------[ cut here ]------------ kernel BUG at fs/jfs/jfs_txnmgr.c:523! invalid opcode: 0000 [#1] PREEMPT SMP KASAN CPU: 0 PID: 5682 Comm: syz-executor.0 Not tainted 6.3.0-rc7-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/30/2023 RIP: 0010:txEnd+0x478/0x4a0 fs/jfs/jfs_txnmgr.c:523 Code: ff e8 9c d3 05 ff e9 41 fc ff ff 48 c7 c1 c0 29 a6 89 ba 0b 02 00 00 48 c7 c6 80 24 a6 89 48 c7 c7 c0 24 a6 89 e8 08 fc a8 fe <0f> 0b 48 89 ef e8 6e d3 05 ff e9 97 fd ff ff e8 44 d3 05 ff e9 34 RSP: 0018:ffffc90004f27b28 EFLAGS: 00010246 RAX: 0000000000000036 RBX: ffffc90002201110 RCX: 0000000000000000 RDX: 0000000000000000 RSI: ffffffff89c248a0 RDI: 0000000000000001 RBP: 0000000000000001 R08: 0000000000000001 R09: ffffc90004f27957 R10: fffff520009e4f2a R11: 0000000000000000 R12: 0000000000000000 R13: ffffffff8bcb2680 R14: ffffc90002201112 R15: ffffc90002422060 FS: 00007f88ce806700(0000) GS:ffff8880b9a00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000055f31bcc8048 CR3: 000000007805e000 CR4: 0000000000350ef0 Call Trace: add_missing_indices fs/jfs/jfs_dtree.c:2658 [inline] jfs_readdir+0x201f/0x3610 fs/jfs/jfs_dtree.c:3004 iterate_dir+0x1aa/0x6c0 fs/readdir.c:67 __do_sys_getdents fs/readdir.c:286 [inline] __se_sys_getdents fs/readdir.c:271 [inline] __x64_sys_getdents+0x126/0x240 fs/readdir.c:271 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x39/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7f88cda8c0c9 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:00007f88ce806168 EFLAGS: 00000246 ORIG_RAX: 000000000000004e RAX: ffffffffffffffda RBX: 00007f88cdbac050 RCX: 00007f88cda8c0c9 RDX: 000000000000004c RSI: 0000000020000100 RDI: 0000000000000004 RBP: 00007f88cdae7ae9 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffef926c37f R14: 00007f88ce806300 R15: 0000000000022000 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:txEnd+0x478/0x4a0 fs/jfs/jfs_txnmgr.c:523 Code: ff e8 9c d3 05 ff e9 41 fc ff ff 48 c7 c1 c0 29 a6 89 ba 0b 02 00 00 48 c7 c6 80 24 a6 89 48 c7 c7 c0 24 a6 89 e8 08 fc a8 fe <0f> 0b 48 89 ef e8 6e d3 05 ff e9 97 fd ff ff e8 44 d3 05 ff e9 34 RSP: 0018:ffffc90004f27b28 EFLAGS: 00010246 RAX: 0000000000000036 RBX: ffffc90002201110 RCX: 0000000000000000 RDX: 0000000000000000 RSI: ffffffff89c248a0 RDI: 0000000000000001 RBP: 0000000000000001 R08: 0000000000000001 R09: ffffc90004f27957 R10: fffff520009e4f2a R11: 0000000000000000 R12: 0000000000000000 R13: ffffffff8bcb2680 R14: ffffc90002201112 R15: ffffc90002422060 FS: 00007f88ce806700(0000) GS:ffff8880b9a00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000055f31bcc8048 CR3: 000000007805e000 CR4: 0000000000350ef0