ci2 starts bisection 2023-04-25 05:00:32.756172117 +0000 UTC m=+16788.474071066 bisecting fixing commit since b7b275e60bcd5f89771e865a8239325f86d9927d building syzkaller on 247de55b7ea6f9f235a407518b10c1496c8b25b3 ensuring issue is reproducible on original commit b7b275e60bcd5f89771e865a8239325f86d9927d testing commit b7b275e60bcd5f89771e865a8239325f86d9927d gcc compiler: Debian clang version 15.0.7, GNU ld (GNU Binutils for Debian) 2.35.2 kernel signature: dddd2680db99eab1562d66ef1016d0d866c809cf87168ce0251479324c67c4f1 run #0: crashed: WARNING in btrfs_free_reserved_data_space_noquota run #1: crashed: WARNING in btrfs_free_reserved_data_space_noquota run #2: crashed: WARNING in btrfs_free_reserved_data_space_noquota run #3: crashed: WARNING in btrfs_free_reserved_data_space_noquota run #4: crashed: WARNING in btrfs_free_reserved_data_space_noquota run #5: crashed: WARNING in btrfs_free_reserved_data_space_noquota run #6: crashed: WARNING in btrfs_free_reserved_data_space_noquota run #7: crashed: WARNING in btrfs_free_reserved_data_space_noquota run #8: crashed: WARNING in btrfs_space_info_update_bytes_may_use run #9: crashed: WARNING in btrfs_free_reserved_data_space_noquota run #10: crashed: WARNING in btrfs_free_reserved_data_space_noquota run #11: crashed: WARNING in btrfs_free_reserved_data_space_noquota run #12: crashed: WARNING in btrfs_free_reserved_data_space_noquota run #13: crashed: WARNING in btrfs_free_reserved_data_space_noquota run #14: crashed: WARNING in btrfs_free_reserved_data_space_noquota run #15: crashed: WARNING in btrfs_free_reserved_data_space_noquota run #16: crashed: WARNING in btrfs_free_reserved_data_space_noquota run #17: crashed: WARNING in btrfs_free_reserved_data_space_noquota run #18: crashed: WARNING in btrfs_free_reserved_data_space_noquota run #19: crashed: WARNING in btrfs_free_reserved_data_space_noquota testing current HEAD 173ea743bf7a9eef04460e03b00ba267cc52aee2 testing commit 173ea743bf7a9eef04460e03b00ba267cc52aee2 gcc compiler: Debian clang version 15.0.7, GNU ld (GNU Binutils for Debian) 2.35.2 kernel signature: e6e76cdf5ff831f530c91cc8cd2e0794f7163c032ae2f8f31f190b2fb79207bb all runs: crashed: WARNING in btrfs_free_reserved_data_space_noquota revisions tested: 2, total time: 52m33.82979945s (build: 38m33.385971581s, test: 12m57.865248483s) the crash still happens on HEAD commit msg: Merge tag 'pull-nios2' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs crash: WARNING in btrfs_free_reserved_data_space_noquota RDX: 0000000000000001 RSI: 0000000020000280 RDI: 0000000000000005 RBP: 00007fff9fad8430 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000008000000 R11: 0000000000000246 R12: 0000000000000006 R13: 00007fff9fad8470 R14: 00007fff9fad8450 R15: 000000000000000c ------------[ cut here ]------------ WARNING: CPU: 0 PID: 17971 at fs/btrfs/space-info.h:197 btrfs_free_reserved_data_space_noquota+0x1ab/0x350 Modules linked in: CPU: 0 PID: 17971 Comm: syz-executor143 Not tainted 6.3.0-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 RIP: 0010:btrfs_free_reserved_data_space_noquota+0x1ab/0x350 Code: 00 48 85 db 48 bb 00 00 00 00 00 fc ff df 79 27 41 80 3c 1f 00 74 08 4c 89 e7 e8 10 5e 76 fe 48 8b 44 24 10 49 39 04 24 73 0d <0f> 0b 31 ed 41 80 3c 1f 00 75 21 eb 27 41 80 3c 1f 00 74 08 4c 89 RSP: 0018:ffffc9000c06f428 EFLAGS: 00010287 RAX: 0000000000800000 RBX: dffffc0000000000 RCX: ffffffff834a7843 RDX: 0000000000000000 RSI: ffffffff8a19af40 RDI: ffffffff8a19af00 RBP: 0000000000000000 R08: dffffc0000000000 R09: fffffbfff1a4687e R10: 0000000000000000 R11: dffffc0000000001 R12: ffff8880793a3860 R13: ffff8880793a3800 R14: ffff888075110000 R15: 1ffff1100f27470c FS: 000055555728f300(0000) GS:ffff8880b9c00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fc997f796c0 CR3: 0000000075256000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: btrfs_free_reserved_data_space+0x9d/0xd0 btrfs_dio_iomap_begin+0x66b/0xc60 iomap_iter+0x53c/0xad0 __iomap_dio_rw+0xb56/0x1ab0 btrfs_dio_write+0x88/0xd0 btrfs_do_write_iter+0x723/0xeb0 do_iter_write+0x756/0xbc0 do_pwritev+0x1bb/0x2e0 do_syscall_64+0x41/0xc0 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7ff1f1f3aea9 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 41 15 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 c0 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007fff9fad83f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000148 RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007ff1f1f3aea9 RDX: 0000000000000001 RSI: 0000000020000280 RDI: 0000000000000005 RBP: 00007fff9fad8430 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000008000000 R11: 0000000000000246 R12: 0000000000000006 R13: 00007fff9fad8470 R14: 00007fff9fad8450 R15: 000000000000000c