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qqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqwg4cCAAAAAAA+b82QlVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVV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r0 = open(&(0x7f0000000180)='./bus\x00', 0x14927e, 0x0) r1 = syz_init_net_socket$netrom(0x6, 0x5, 0x0) ioctl$sock_netrom_SIOCADDRT(r1, 0x890b, 0x0) fallocate(r0, 0x0, 0x0, 0x10000) r2 = open(&(0x7f0000000000)='./bus\x00', 0x64942, 0x0) sendfile(r2, r2, 0x0, 0x1000200201005) r3 = openat(0xffffffffffffff9c, &(0x7f00000008c0)='.\x00', 0x40000, 0x0) ioctl$BTRFS_IOC_SNAP_CREATE_V2(r3, 0x50009417, &(0x7f0000002480)={{r3}, 0x0, 0x0, @unused, @subvolid=0x3}) syz_usb_connect(0x0, 0x2d, 0x0, 0x0) ioctl$FITRIM(r0, 0xc4009420, &(0x7f0000000180)={0x5, 0x7e00}) (fail_nth: 49) [ 84.118510][ T5298] Bluetooth: hci0: command tx timeout [ 84.612995][ T5319] loop0: detected capacity change from 0 to 32768 [ 84.627306][ T5319] btrfs: Deprecated parameter 'usebackuproot' [ 84.630164][ T5319] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 84.689384][ T5319] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.0 (5319) [ 84.743037][ T5319] BTRFS info (device loop0): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 84.747257][ T5319] BTRFS info (device loop0): using crc32c (crc32c-lib) checksum algorithm [ 84.896657][ T5319] BTRFS info (device loop0): rebuilding free space tree [ 84.953834][ T5319] BTRFS info (device loop0): setting nodatasum [ 84.956510][ T5319] BTRFS info (device loop0): setting nodatacow [ 84.959005][ T5319] BTRFS info (device loop0): enabling ssd optimizations [ 84.982649][ T5319] BTRFS info (device loop0): disabling tree log [ 84.985601][ T5319] BTRFS info (device loop0): turning on flush-on-commit [ 84.988402][ T5319] BTRFS info (device loop0): enabling free space tree [ 84.991752][ T5319] BTRFS info (device loop0): force clearing of disk cache [ 85.002322][ T5319] BTRFS info (device loop0): trying to use backup root at mount time [ 85.294839][ T5342] BTRFS info (device loop0): balance: start -d -m [ 85.349042][ T5342] FAULT_INJECTION: forcing a failure. [ 85.349042][ T5342] name failslab, interval 1, probability 0, space 0, times 1 [ 85.367999][ T5342] CPU: 0 UID: 0 PID: 5342 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full) [ 85.368019][ T5342] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 85.368026][ T5342] Call Trace: [ 85.368032][ T5342] [ 85.368037][ T5342] dump_stack_lvl+0xe8/0x150 [ 85.368214][ T5342] should_fail_ex+0x412/0x560 [ 85.368281][ T5342] should_failslab+0xa8/0x100 [ 85.368294][ T5342] kmem_cache_alloc_noprof+0x87/0x6e0 [ 85.368311][ T5342] ? add_delayed_ref+0x135/0x1e60 [ 85.368328][ T5342] add_delayed_ref+0x135/0x1e60 [ 85.368342][ T5342] ? set_extent_bit+0x1773/0x1c60 [ 85.368374][ T5342] btrfs_alloc_tree_block+0xd27/0x1280 [ 85.368405][ T5342] ? __pfx_btrfs_alloc_tree_block+0x10/0x10 [ 85.368424][ T5342] ? lockdep_unlock+0x5d/0xd0 [ 85.368438][ T5342] ? __lock_acquire+0x146e/0x2cf0 [ 85.368453][ T5342] ? read_extent_buffer+0x120/0x5e0 [ 85.368472][ T5342] btrfs_force_cow_block+0x58c/0x2490 [ 85.368499][ T5342] ? btrfs_tree_lock_nested+0x31/0x200 [ 85.368520][ T5342] ? __pfx_btrfs_force_cow_block+0x10/0x10 [ 85.368541][ T5342] ? down_write_nested+0x174/0x210 [ 85.368579][ T5342] ? __pfx_down_write_nested+0x10/0x10 [ 85.368594][ T5342] btrfs_cow_block+0x3c4/0xa80 [ 85.368618][ T5342] btrfs_search_slot+0xd20/0x2d20 [ 85.368650][ T5342] ? __pfx_btrfs_search_slot+0x10/0x10 [ 85.368665][ T5342] ? rcu_is_watching+0x15/0xb0 [ 85.368677][ T5342] ? trace_kmem_cache_alloc+0x1f/0xb0 [ 85.368690][ T5342] ? kmem_cache_alloc_noprof+0x3bd/0x6e0 [ 85.368704][ T5342] ? btrfs_update_device+0xce/0x4f0 [ 85.368719][ T5342] btrfs_update_device+0x13e/0x4f0 [ 85.368733][ T5342] ? __pfx_btrfs_update_device+0x10/0x10 [ 85.368747][ T5342] ? trace_kmalloc+0x1f/0xb0 [ 85.368760][ T5342] ? __kmalloc_noprof+0x42d/0x7e0 [ 85.368776][ T5342] ? btrfs_chunk_alloc_add_chunk_item+0x240/0x1290 [ 85.368794][ T5342] btrfs_chunk_alloc_add_chunk_item+0x2b2/0x1290 [ 85.368819][ T5342] ? __pfx_btrfs_chunk_alloc_add_chunk_item+0x10/0x10 [ 85.368836][ T5342] ? __pfx_btrfs_create_chunk+0x10/0x10 [ 85.368850][ T5342] ? reserve_chunk_space+0x378/0x5c0 [ 85.368875][ T5342] btrfs_chunk_alloc+0x9ce/0x15d0 [ 85.368908][ T5342] btrfs_inc_block_group_ro+0x415/0x6f0 [ 85.368923][ T5342] btrfs_relocate_block_group+0x3f1/0xc70 [ 85.368950][ T5342] btrfs_relocate_chunk+0x12f/0x5c0 [ 85.368966][ T5342] __btrfs_balance+0x1921/0x2520 [ 85.368997][ T5342] ? btrfs_balance+0xaba/0x11b0 [ 85.369012][ T5342] ? __pfx___btrfs_balance+0x10/0x10 [ 85.369044][ T5342] ? __mutex_unlock_slowpath+0x7f/0x7d0 [ 85.369257][ T5342] ? do_raw_spin_unlock+0x4d/0x210 [ 85.369273][ T5342] btrfs_balance+0xac2/0x11b0 [ 85.369300][ T5342] btrfs_ioctl_balance+0x3d3/0x610 [ 85.369312][ T5342] ? btrfs_ioctl+0xb19/0xd00 [ 85.369323][ T5342] ? __pfx_btrfs_ioctl+0x10/0x10 [ 85.369334][ T5342] __se_sys_ioctl+0xfc/0x170 [ 85.369351][ T5342] do_syscall_64+0xe2/0xf80 [ 85.369362][ T5342] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 85.369371][ T5342] ? trace_irq_disable+0x37/0x100 [ 85.369380][ T5342] ? clear_bhb_loop+0x60/0xb0 [ 85.369395][ T5342] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 85.369405][ T5342] RIP: 0033:0x7fd8e8d9aeb9 [ 85.369417][ T5342] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 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 e8 ff ff ff f7 d8 64 89 01 48 [ 85.369426][ T5342] RSP: 002b:00007fd8e9c2b028 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 85.369441][ T5342] RAX: ffffffffffffffda RBX: 00007fd8e9016180 RCX: 00007fd8e8d9aeb9 [ 85.369448][ T5342] RDX: 0000200000000180 RSI: 00000000c4009420 RDI: 0000000000000004 [ 85.369455][ T5342] RBP: 00007fd8e9c2b090 R08: 0000000000000000 R09: 0000000000000000 [ 85.369461][ T5342] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 85.369467][ T5342] R13: 00007fd8e9016218 R14: 00007fd8e9016180 R15: 00007ffc51a6f528 [ 85.369487][ T5342] [ 85.576197][ T5342] BTRFS error (device loop0 state A): Transaction aborted (error -12) [ 85.586736][ T5342] BTRFS: error (device loop0 state A) in do_chunk_alloc:4028: errno=-12 Out of memory [ 85.594668][ T5342] BTRFS info (device loop0 state EA): forced readonly [ 85.603027][ T5342] ------------[ cut here ]------------ [ 85.605623][ T5342] 1 [ 85.605631][ T5342] WARNING: fs/btrfs/space-info.h:257 at btrfs_space_info_update_bytes_may_use+0x318/0x600, CPU#0: syz.0.0/5342 [ 85.611882][ T5342] Modules linked in: [ 85.613913][ T5342] CPU: 0 UID: 0 PID: 5342 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full) [ 85.617939][ T5342] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 85.622854][ T5342] RIP: 0010:btrfs_space_info_update_bytes_may_use+0x318/0x600 [ 85.626276][ T5342] Code: 00 00 74 08 4c 89 ff e8 a6 76 28 fe 4d 8b 27 4c 89 e7 48 8b 6c 24 18 48 89 ee e8 73 9b be fd 49 39 ec 73 1c e8 09 99 be fd 90 <0f> 0b 90 31 db 43 80 7c 35 00 00 0f 85 48 ff ff ff e9 4b ff ff ff [ 85.634735][ T5342] RSP: 0018:ffffc9000c52f790 EFLAGS: 00010293 [ 85.637424][ T5342] RAX: ffffffff8405f0b7 RBX: fffffffffffe8000 RCX: ffff888040720000 [ 85.641409][ T5342] RDX: 0000000000000000 RSI: 0000000000018000 RDI: 0000000000017000 [ 85.644834][ T5342] RBP: 0000000000018000 R08: ffffffff8fef4477 R09: 1ffffffff1fde88e [ 85.648716][ T5342] R10: dffffc0000000000 R11: fffffbfff1fde88f R12: 0000000000017000 [ 85.652512][ T5342] R13: 1ffff1100243b210 R14: dffffc0000000000 R15: ffff8880121d9080 [ 85.655920][ T5342] FS: 00007fd8e9c2b6c0(0000) GS:ffff88808cce8000(0000) knlGS:0000000000000000 [ 85.660047][ T5342] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 85.663020][ T5342] CR2: 00007f6dc4ed6250 CR3: 00000000334ee000 CR4: 0000000000352ef0 [ 85.666379][ T5342] Call Trace: [ 85.667804][ T5342] [ 85.669116][ T5342] btrfs_block_rsv_release+0x47b/0x590 [ 85.671522][ T5342] btrfs_trans_release_chunk_metadata+0x7f/0xb0 [ 85.674088][ T5342] btrfs_chunk_alloc+0xf4c/0x15d0 [ 85.676289][ T5342] btrfs_inc_block_group_ro+0x415/0x6f0 [ 85.678570][ T5342] btrfs_relocate_block_group+0x3f1/0xc70 [ 85.681145][ T5342] btrfs_relocate_chunk+0x12f/0x5c0 [ 85.683641][ T5342] __btrfs_balance+0x1921/0x2520 [ 85.685975][ T5342] ? btrfs_balance+0xaba/0x11b0 [ 85.688200][ T5342] ? __pfx___btrfs_balance+0x10/0x10 [ 85.690793][ T5342] ? __mutex_unlock_slowpath+0x7f/0x7d0 [ 85.693390][ T5342] ? do_raw_spin_unlock+0x4d/0x210 [ 85.695917][ T5342] btrfs_balance+0xac2/0x11b0 [ 85.698000][ T5342] btrfs_ioctl_balance+0x3d3/0x610 [ 85.700206][ T5342] ? btrfs_ioctl+0xb19/0xd00 [ 85.702340][ T5342] ? __pfx_btrfs_ioctl+0x10/0x10 [ 85.704464][ T5342] __se_sys_ioctl+0xfc/0x170 [ 85.706488][ T5342] do_syscall_64+0xe2/0xf80 [ 85.708534][ T5342] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 85.711382][ T5342] ? trace_irq_disable+0x37/0x100 [ 85.713429][ T5342] ? clear_bhb_loop+0x60/0xb0 [ 85.715421][ T5342] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 85.717861][ T5342] RIP: 0033:0x7fd8e8d9aeb9 [ 85.719759][ T5342] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 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 e8 ff ff ff f7 d8 64 89 01 48 [ 85.732325][ T5342] RSP: 002b:00007fd8e9c2b028 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 85.736092][ T5342] RAX: ffffffffffffffda RBX: 00007fd8e9016180 RCX: 00007fd8e8d9aeb9 [ 85.739397][ T5342] RDX: 0000200000000180 RSI: 00000000c4009420 RDI: 0000000000000004 [ 85.743266][ T5342] RBP: 00007fd8e9c2b090 R08: 0000000000000000 R09: 0000000000000000 [ 85.747232][ T5342] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 85.751045][ T5342] R13: 00007fd8e9016218 R14: 00007fd8e9016180 R15: 00007ffc51a6f528 [ 85.757827][ T5342] [ 85.759419][ T5342] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 85.762739][ T5342] CPU: 0 UID: 0 PID: 5342 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full) [ 85.766550][ T5342] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 85.770598][ T5342] Call Trace: [ 85.772041][ T5342] [ 85.773315][ T5342] vpanic+0x1e0/0x670 [ 85.775133][ T5342] panic+0xc5/0xd0 [ 85.776772][ T5342] ? __pfx_panic+0x10/0x10 [ 85.778636][ T5342] __warn+0x315/0x4a0 [ 85.780398][ T5342] ? btrfs_space_info_update_bytes_may_use+0x318/0x600 [ 85.783219][ T5342] ? btrfs_space_info_update_bytes_may_use+0x318/0x600 [ 85.786284][ T5342] __report_bug+0x29a/0x540 [ 85.788363][ T5342] ? btrfs_space_info_update_bytes_may_use+0x318/0x600 [ 85.791311][ T5342] ? __pfx___report_bug+0x10/0x10 [ 85.793530][ T5342] ? preempt_schedule_thunk+0x16/0x30 [ 85.796134][ T5342] ? __lock_acquire+0x6b5/0x2cf0 [ 85.798383][ T5342] ? btrfs_space_info_update_bytes_may_use+0x318/0x600 [ 85.801469][ T5342] report_bug+0x16a/0x220 [ 85.803433][ T5342] ? btrfs_space_info_update_bytes_may_use+0x318/0x600 [ 85.806465][ T5342] ? btrfs_space_info_update_bytes_may_use+0x31a/0x600 [ 85.809505][ T5342] handle_bug+0x98/0x200 [ 85.811477][ T5342] exc_invalid_op+0x1a/0x50 [ 85.813522][ T5342] asm_exc_invalid_op+0x1a/0x20 [ 85.815754][ T5342] RIP: 0010:btrfs_space_info_update_bytes_may_use+0x318/0x600 [ 85.819224][ T5342] Code: 00 00 74 08 4c 89 ff e8 a6 76 28 fe 4d 8b 27 4c 89 e7 48 8b 6c 24 18 48 89 ee e8 73 9b be fd 49 39 ec 73 1c e8 09 99 be fd 90 <0f> 0b 90 31 db 43 80 7c 35 00 00 0f 85 48 ff ff ff e9 4b ff ff ff [ 85.828007][ T5342] RSP: 0018:ffffc9000c52f790 EFLAGS: 00010293 [ 85.830737][ T5342] RAX: ffffffff8405f0b7 RBX: fffffffffffe8000 RCX: ffff888040720000 [ 85.834152][ T5342] RDX: 0000000000000000 RSI: 0000000000018000 RDI: 0000000000017000 [ 85.837714][ T5342] RBP: 0000000000018000 R08: ffffffff8fef4477 R09: 1ffffffff1fde88e [ 85.841308][ T5342] R10: dffffc0000000000 R11: fffffbfff1fde88f R12: 0000000000017000 [ 85.844814][ T5342] R13: 1ffff1100243b210 R14: dffffc0000000000 R15: ffff8880121d9080 [ 85.848742][ T5342] ? btrfs_space_info_update_bytes_may_use+0x317/0x600 [ 85.852118][ T5342] btrfs_block_rsv_release+0x47b/0x590 [ 85.854341][ T5342] btrfs_trans_release_chunk_metadata+0x7f/0xb0 [ 85.856931][ T5342] btrfs_chunk_alloc+0xf4c/0x15d0 [ 85.859139][ T5342] btrfs_inc_block_group_ro+0x415/0x6f0 [ 85.861627][ T5342] btrfs_relocate_block_group+0x3f1/0xc70 [ 85.864026][ T5342] btrfs_relocate_chunk+0x12f/0x5c0 [ 85.866304][ T5342] __btrfs_balance+0x1921/0x2520 [ 85.868401][ T5342] ? btrfs_balance+0xaba/0x11b0 [ 85.870433][ T5342] ? __pfx___btrfs_balance+0x10/0x10 [ 85.872739][ T5342] ? __mutex_unlock_slowpath+0x7f/0x7d0 [ 85.875165][ T5342] ? do_raw_spin_unlock+0x4d/0x210 [ 85.877434][ T5342] btrfs_balance+0xac2/0x11b0 [ 85.879846][ T5342] btrfs_ioctl_balance+0x3d3/0x610 [ 85.882422][ T5342] ? btrfs_ioctl+0xb19/0xd00 [ 85.884250][ T5342] ? __pfx_btrfs_ioctl+0x10/0x10 [ 85.886382][ T5342] __se_sys_ioctl+0xfc/0x170 [ 85.888474][ T5342] do_syscall_64+0xe2/0xf80 [ 85.890509][ T5342] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 85.893233][ T5342] ? trace_irq_disable+0x37/0x100 [ 85.895436][ T5342] ? clear_bhb_loop+0x60/0xb0 [ 85.897612][ T5342] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 85.900774][ T5342] RIP: 0033:0x7fd8e8d9aeb9 [ 85.902914][ T5342] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 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 e8 ff ff ff f7 d8 64 89 01 48 [ 85.911029][ T5342] RSP: 002b:00007fd8e9c2b028 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 85.914426][ T5342] RAX: ffffffffffffffda RBX: 00007fd8e9016180 RCX: 00007fd8e8d9aeb9 [ 85.917642][ T5342] RDX: 0000200000000180 RSI: 00000000c4009420 RDI: 0000000000000004 [ 85.921147][ T5342] RBP: 00007fd8e9c2b090 R08: 0000000000000000 R09: 0000000000000000 [ 85.924360][ T5342] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 85.927449][ T5342] R13: 00007fd8e9016218 R14: 00007fd8e9016180 R15: 00007ffc51a6f528 [ 85.930825][ T5342] [ 85.932508][ T5342] Kernel Offset: disabled [ 85.934310][ T5342] Rebooting in 86400 seconds..