ci2 starts bisection 2023-04-23 02:14:53.380392095 +0000 UTC m=+146834.495219472
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: 540d9a60188cdec297657807d23d2c8b21904edae78dd24e772e3806141fed76
all runs: crashed: WARNING in btrfs_chunk_alloc
testing current HEAD 2caeeb9d4a1bccd923b7918427f9e9ef7151ddd8
testing commit 2caeeb9d4a1bccd923b7918427f9e9ef7151ddd8 gcc
compiler: Debian clang version 15.0.7, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: 4bfcde9b9db98c4589a6ad1d15823d13c7839f1ddf83adb79e069af096c18bb6
all runs: crashed: WARNING in btrfs_chunk_alloc
revisions tested: 2, total time: 46m0.404443487s (build: 38m32.03347605s, test: 6m29.325693631s)
the crash still happens on HEAD
commit msg: Merge tag 'for-linus' of git://git.kernel.org/pub/scm/virt/kvm/kvm
crash: WARNING in btrfs_chunk_alloc
------------[ cut here ]------------
BTRFS: Transaction aborted (error -28)
WARNING: CPU: 0 PID: 11 at fs/btrfs/block-group.c:3762 btrfs_chunk_alloc+0xb4b/0xcd0
Modules linked in:
CPU: 0 PID: 11 Comm: kworker/u4:1 Not tainted 6.3.0-rc7-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023
Workqueue: events_unbound btrfs_async_reclaim_metadata_space
RIP: 0010:btrfs_chunk_alloc+0xb4b/0xcd0
Code: 75 fe e9 30 f9 ff ff 48 c7 c7 e0 7b 0c 8a 89 ee e8 9a 10 fe fd 0f 0b e9 36 fd ff ff 48 c7 c7 e0 7b 0c 8a 89 ee e8 85 10 fe fd <0f> 0b e9 93 fd ff ff 48 c7 c7 e0 7b 0c 8a 89 ee e8 70 10 fe fd 0f
RSP: 0000:ffffc900001079c0 EFLAGS: 00010246
RAX: 9f84181d3ffcec00 RBX: ffff8880743a4300 RCX: 0000000000000002
RDX: 0000000000000001 RSI: 0000000000000008 RDI: 0000000000000001
RBP: ffffffffffffffe4 R08: dffffc0000000000 R09: fffff52000020eb9
R10: 0000000000000000 R11: dffffc0000000001 R12: ffff8880701e0000
R13: dffffc0000000000 R14: ffff888017adc000 R15: ffff88807b0d2000
FS:  0000000000000000(0000) GS:ffff8880b9c00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f8a93ab1b68 CR3: 000000001cd92000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 flush_space+0x1ab/0xa60
 btrfs_async_reclaim_metadata_space+0x21c/0x2a0
 process_one_work+0x7c4/0xe70
 worker_thread+0x8c9/0xfd0
 kthread+0x232/0x2b0
 ret_from_fork+0x1f/0x30
 </TASK>