ci2 starts bisection 2023-05-27 11:16:03.873537788 +0000 UTC m=+64256.834976750
bisecting fixing commit since 01f856ae6d0ca5ad0505b79bf2d22d7ca439b2a1
building syzkaller on 4c2a66e8f105ab184bc7ed6d8ca283a5a3c03045
ensuring issue is reproducible on original commit 01f856ae6d0ca5ad0505b79bf2d22d7ca439b2a1

testing commit 01f856ae6d0ca5ad0505b79bf2d22d7ca439b2a1 gcc
compiler: Debian clang version 15.0.7, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: 45333657367cbe7aa5115a04d3b3265d3dc138fc1174c1def1ede7f501f8eb4a
all runs: crashed: WARNING in btrfs_chunk_alloc
testing current HEAD 49572d5361298711207ab387a6c318407deb963a
testing commit 49572d5361298711207ab387a6c318407deb963a gcc
compiler: Debian clang version 15.0.7, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: 5046de6072c0831012a05fadcabefa086b8adddd91588b88efcff5bc155fbbc2
all runs: crashed: WARNING in btrfs_chunk_alloc
crash still not fixed/happens on the oldest tested release
revisions tested: 2, total time: 37m55.425672831s (build: 30m36.340931648s, test: 6m18.057132197s)
crash still not fixed on HEAD or HEAD had kernel test errors
commit msg: Merge tag 'cxl-fixes-6.4-rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/cxl/cxl
crash: WARNING in btrfs_chunk_alloc
------------[ cut here ]------------
BTRFS: Transaction aborted (error -28)
WARNING: CPU: 1 PID: 1077 at fs/btrfs/block-group.c:3758 btrfs_chunk_alloc+0xb6e/0xd10
Modules linked in:
CPU: 1 PID: 1077 Comm: kworker/u4:5 Not tainted 6.4.0-rc3-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/16/2023
Workqueue: events_unbound btrfs_async_reclaim_metadata_space
RIP: 0010:btrfs_chunk_alloc+0xb6e/0xd10
Code: e9 fc f8 ff ff 48 c7 c7 e0 b4 0c 8a 44 89 fe e8 28 15 fc fd 0f 0b e9 3b fd ff ff 48 c7 c7 e0 b4 0c 8a 44 89 fe e8 12 15 fc fd <0f> 0b e9 94 fd ff ff 48 c7 c7 e0 b4 0c 8a 44 89 fe e8 fc 14 fc fd
RSP: 0018:ffffc90004dff9c8 EFLAGS: 00010246
RAX: 8e641966ea5db300 RBX: ffff8880705933f0 RCX: 0000000000000002
RDX: dffffc0000000000 RSI: ffffffff89ca88e0 RDI: 0000000000000001
RBP: ffff888070593440 R08: dffffc0000000000 R09: fffffbfff1dd745d
R10: 0000000000000000 R11: dffffc0000000001 R12: 1ffff11003844912
R13: ffff888025e37000 R14: ffff888070fdc000 R15: ffffffffffffffe4
FS:  0000000000000000(0000) GS:ffff8880b9d00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f7123843068 CR3: 0000000026551000 CR4: 00000000003506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 flush_space+0x1b3/0xaf0
 btrfs_async_reclaim_metadata_space+0x21c/0x2a0
 process_one_work+0x7c4/0xe70
 worker_thread+0x8c9/0xfd0
 kthread+0x276/0x2f0
 ret_from_fork+0x1f/0x30
 </TASK>