assertion failed: fs_info->exclusive_operation == BTRFS_EXCLOP_BALANCE || fs_info->exclusive_operation == BTRFS_EXCLOP_DEV_ADD, in fs/btrfs/ioctl.c:457 ------------[ cut here ]------------ kernel BUG at fs/btrfs/messages.c:259! invalid opcode: 0000 [#1] PREEMPT SMP KASAN CPU: 1 PID: 25188 Comm: syz-executor.3 Not tainted 6.3.0-rc4-syzkaller-00051-g8bb95a1662f8 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/02/2023 RIP: 0010:btrfs_assertfail+0x18/0x20 fs/btrfs/messages.c:259 Code: df e8 1c eb 40 f7 e9 50 fb ff ff e8 42 80 01 00 66 90 66 0f 1f 00 89 d1 48 89 f2 48 89 fe 48 c7 c7 40 ef 2b 8b e8 e8 60 ff ff <0f> 0b 66 0f 1f 44 00 00 66 0f 1f 00 53 48 89 fb e8 93 34 eb f6 48 RSP: 0018:ffffc9000fa07ea0 EFLAGS: 00010246 RAX: 0000000000000097 RBX: 00000000ffffffea RCX: 72416ae1cd77c700 RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000 RBP: 0000000000000000 R08: ffffffff816de46c R09: fffff52001f40f8d R10: 0000000000000000 R11: dffffc0000000001 R12: dffffc0000000000 R13: 0000000000000003 R14: ffff888076fdc680 R15: 1ffff1100edfbc1a FS: 00007fa8591fe700(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000020001000 CR3: 000000004012d000 CR4: 00000000003506e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: btrfs_exclop_balance fs/btrfs/ioctl.c:456 [inline] btrfs_ioctl_add_dev+0x347/0x480 fs/btrfs/ioctl.c:2660 vfs_ioctl fs/ioctl.c:51 [inline] __do_sys_ioctl fs/ioctl.c:870 [inline] __se_sys_ioctl+0xf1/0x160 fs/ioctl.c:856 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x41/0xc0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7fa85a68c0f9 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:00007fa8591fe168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 00007fa85a7abf80 RCX: 00007fa85a68c0f9 RDX: 0000000020000040 RSI: 000000005000940a RDI: 0000000000000004 RBP: 00007fa85a6e7b39 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffc90831cff R14: 00007fa8591fe300 R15: 0000000000022000 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:btrfs_assertfail+0x18/0x20 fs/btrfs/messages.c:259 Code: df e8 1c eb 40 f7 e9 50 fb ff ff e8 42 80 01 00 66 90 66 0f 1f 00 89 d1 48 89 f2 48 89 fe 48 c7 c7 40 ef 2b 8b e8 e8 60 ff ff <0f> 0b 66 0f 1f 44 00 00 66 0f 1f 00 53 48 89 fb e8 93 34 eb f6 48 RSP: 0018:ffffc9000fa07ea0 EFLAGS: 00010246 RAX: 0000000000000097 RBX: 00000000ffffffea RCX: 72416ae1cd77c700 RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000 RBP: 0000000000000000 R08: ffffffff816de46c R09: fffff52001f40f8d R10: 0000000000000000 R11: dffffc0000000001 R12: dffffc0000000000 R13: 0000000000000003 R14: ffff888076fdc680 R15: 1ffff1100edfbc1a FS: 00007fa8591fe700(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000020001000 CR3: 000000004012d000 CR4: 00000000003506e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400