./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor3554205658 <...> Warning: Permanently added '10.128.0.119' (ED25519) to the list of known hosts. execve("./syz-executor3554205658", ["./syz-executor3554205658"], 0x7fffe5d22680 /* 10 vars */) = 0 brk(NULL) = 0x555588c24000 brk(0x555588c24d00) = 0x555588c24d00 arch_prctl(ARCH_SET_FS, 0x555588c24380) = 0 set_tid_address(0x555588c24650) = 5819 set_robust_list(0x555588c24660, 24) = 0 rseq(0x555588c24ca0, 0x20, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor3554205658", 4096) = 28 getrandom("\x0f\x94\xe8\x32\x13\xc4\x15\x11", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x555588c24d00 brk(0x555588c45d00) = 0x555588c45d00 brk(0x555588c46000) = 0x555588c46000 mprotect(0x7f62fab0c000, 16384, PROT_READ) = 0 mmap(0x1ffff000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x1ffff000 mmap(0x20000000, 16777216, PROT_READ|PROT_WRITE|PROT_EXEC, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x20000000 mmap(0x21000000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x21000000 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5821 attached [pid 5821] set_robust_list(0x555588c24660, 24 [pid 5819] <... clone resumed>, child_tidptr=0x555588c24650) = 5821 [pid 5821] <... set_robust_list resumed>) = 0 [pid 5821] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5821] setpgid(0, 0) = 0 [pid 5821] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5821] write(3, "1000", 4) = 4 [pid 5821] close(3) = 0 [pid 5821] write(1, "executing program\n", 18executing program ) = 18 [pid 5821] memfd_create("syzkaller", 0) = 3 [pid 5821] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f62f2600000 [pid 5821] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 16777216) = 16777216 [pid 5821] munmap(0x7f62f2600000, 138412032) = 0 [pid 5821] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4 [pid 5821] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 5821] close(3) = 0 [pid 5821] close(4) = 0 [pid 5821] mkdir("./file0", 0777) = 0 [ 69.326512][ T5821] loop0: detected capacity change from 0 to 32768 [ 69.379487][ T5821] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 (7:0) scanned by syz-executor355 (5821) [ 69.409011][ T5821] BTRFS info (device loop0): first mount of filesystem e417788f-7a09-42b2-9266-8ddc5d5d35d2 [ 69.425224][ T5821] BTRFS info (device loop0): using xxhash64 (xxhash64-generic) checksum algorithm [ 69.435167][ T5821] BTRFS info (device loop0): disk space caching is enabled [ 69.442655][ T5821] BTRFS warning (device loop0): space cache v1 is being deprecated and will be removed in a future release, please use -o space_cache=v2 [pid 5821] mount("/dev/loop0", "./file0", "btrfs", MS_NOEXEC|MS_NOATIME|MS_REC|MS_RELATIME|MS_STRICTATIME, "compress-force,clear_cache,nodatasum,skip_balance,enospc_debug,space_cache=v1,") = 0 [pid 5821] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 5821] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4 [pid 5821] ioctl(4, LOOP_CLR_FD) = 0 [pid 5821] close(4) = 0 [ 69.534061][ T5821] BTRFS info (device loop0): rebuilding free space tree [ 69.554626][ T5821] BTRFS info (device loop0): disabling free space tree [ 69.561538][ T5821] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 69.571413][ T5821] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 69.614515][ T5821] BTRFS info (device loop0): balance: start -susage=12582912,drange=8796093022212..9223372036854775807,limit=10376293541461622786,limit=2..2415919104 [ 69.631707][ T5821] BTRFS info (device loop0): left=0, need=98304, flags=2 [ 69.639296][ T5821] BTRFS info (device loop0): space_info SYSTEM has 0 free, is not full [ 69.647794][ T5821] BTRFS info (device loop0): space_info total=4194304, used=4096, pinned=0, reserved=0, may_use=0, readonly=4190208 zone_unusable=0 [ 69.661459][ T5821] BTRFS info (device loop0): global_block_rsv: size 1048576 reserved 1048576 [ 69.670557][ T5821] BTRFS info (device loop0): trans_block_rsv: size 0 reserved 0 [ 69.678274][ T5821] BTRFS info (device loop0): chunk_block_rsv: size 0 reserved 0 [ 69.686023][ T5821] BTRFS info (device loop0): delayed_block_rsv: size 0 reserved 0 [ 69.693924][ T5821] BTRFS info (device loop0): delayed_refs_rsv: size 0 reserved 0 [ 69.706200][ T5821] BTRFS error (device loop0): allocation failed flags 12, wanted 4096 tree-log 0, relocation: 0 [ 69.717317][ T5821] BTRFS info (device loop0): space_info DATA+METADATA has 2240512 free, is full [ 69.726644][ T5821] BTRFS info (device loop0): space_info total=3276800, used=49152, pinned=0, reserved=0, may_use=987136, readonly=0 zone_unusable=0 [ 69.740309][ T5821] BTRFS info (device loop0): global_block_rsv: size 983040 reserved 983040 [ 69.749217][ T5821] BTRFS info (device loop0): trans_block_rsv: size 0 reserved 0 [ 69.757042][ T5821] BTRFS info (device loop0): chunk_block_rsv: size 0 reserved 0 [ 69.764779][ T5821] BTRFS info (device loop0): delayed_block_rsv: size 0 reserved 0 [ 69.772630][ T5821] BTRFS info (device loop0): delayed_refs_rsv: size 196608 reserved 0 [ 69.780868][ T5821] BTRFS info (device loop0): block group 5242880 has 1638400 bytes, 49152 used 0 pinned 0 reserved 0 delalloc 0 super 0 zone_unusable (1589248 bytes available) [ 69.797408][ T5821] BTRFS critical (device loop0): entry offset 5242880, bytes 12288, bitmap no [ 69.806480][ T5821] BTRFS critical (device loop0): entry offset 5259264, bytes 8192, bitmap no [ 69.815324][ T5821] BTRFS critical (device loop0): entry offset 5271552, bytes 16384, bitmap no [ 69.824306][ T5821] BTRFS critical (device loop0): entry offset 5316608, bytes 36864, bitmap no [ 69.833295][ T5821] BTRFS critical (device loop0): entry offset 5357568, bytes 12288, bitmap no [ 69.842175][ T5821] BTRFS critical (device loop0): entry offset 5378048, bytes 1503232, bitmap no [ 69.851415][ T5821] BTRFS info (device loop0): block group has cluster?: no [ 69.858831][ T5821] BTRFS info (device loop0): 6 free space entries at or bigger than 4096 bytes [ 69.867888][ T5821] BTRFS info (device loop0): block group 6881280 has 1638400 bytes, 0 used 0 pinned 0 reserved 0 delalloc 0 super 0 zone_unusable (1638400 bytes available) [ 69.883679][ T5821] BTRFS critical (device loop0): entry offset 6881280, bytes 1638400, bitmap no [ 69.892766][ T5821] BTRFS info (device loop0): block group has cluster?: no [ 69.899910][ T5821] BTRFS info (device loop0): 1 free space entries at or bigger than 4096 bytes [ 69.908947][ T5821] BTRFS info (device loop0): 3227648 bytes available across all block groups [ 69.917835][ T5821] ------------[ cut here ]------------ [ 69.923532][ T5821] BTRFS: Transaction aborted (error -28) [ 69.929575][ T5821] WARNING: CPU: 0 PID: 5821 at fs/btrfs/block-group.c:2747 btrfs_create_pending_block_groups+0x14e9/0x17b0 [ 69.941096][ T5821] Modules linked in: [ 69.945076][ T5821] CPU: 0 UID: 0 PID: 5821 Comm: syz-executor355 Not tainted 6.13.0-syzkaller-00918-g95ec54a420b8 #0 [ 69.955930][ T5821] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 69.966077][ T5821] RIP: 0010:btrfs_create_pending_block_groups+0x14e9/0x17b0 [ 69.973450][ T5821] Code: 48 c7 c6 a0 e1 4d 8c 44 89 e2 e8 92 f1 27 fd e9 1e fe ff ff e8 68 bf bf fd 90 48 c7 c7 40 e1 4d 8c 44 89 e6 e8 b8 60 80 fd 90 <0f> 0b 90 90 e9 ff fd ff ff 44 89 e1 80 e1 07 38 c1 0f 8c cb ed ff [ 69.993189][ T5821] RSP: 0018:ffffc90003f8f6a0 EFLAGS: 00010246 [ 69.999285][ T5821] RAX: 81e60c3145162b00 RBX: 0000000000000000 RCX: ffff88807bd19e00 [ 70.007333][ T5821] RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000 [ 70.015362][ T5821] RBP: ffffc90003f8f960 R08: ffffffff816028a2 R09: 1ffff920007f1e70 [ 70.023430][ T5821] R10: dffffc0000000000 R11: fffff520007f1e71 R12: 00000000ffffffe4 [ 70.031419][ T5821] R13: dffffc0000000000 R14: 1ffff11004650914 R15: ffff8880232849c0 [ 70.039473][ T5821] FS: 0000555588c24380(0000) GS:ffff8880b8600000(0000) knlGS:0000000000000000 [ 70.048475][ T5821] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 70.055128][ T5821] CR2: 0000559ad59c92d8 CR3: 00000000772d6000 CR4: 00000000003526f0 [ 70.063177][ T5821] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 70.071146][ T5821] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 70.079215][ T5821] Call Trace: [ 70.082511][ T5821] [ 70.085482][ T5821] ? __warn+0x165/0x4d0 [ 70.089676][ T5821] ? btrfs_create_pending_block_groups+0x14e9/0x17b0 [ 70.096438][ T5821] ? report_bug+0x2b3/0x500 [ 70.101003][ T5821] ? btrfs_create_pending_block_groups+0x14e9/0x17b0 [ 70.107766][ T5821] ? handle_bug+0x60/0x90 [ 70.112118][ T5821] ? exc_invalid_op+0x1a/0x50 [ 70.116884][ T5821] ? asm_exc_invalid_op+0x1a/0x20 [ 70.121921][ T5821] ? __warn_printk+0x292/0x360 [ 70.126737][ T5821] ? btrfs_create_pending_block_groups+0x14e9/0x17b0 [ 70.133485][ T5821] ? btrfs_inc_block_group_ro+0x640/0x700 [ 70.139297][ T5821] ? __pfx_btrfs_create_pending_block_groups+0x10/0x10 [ 70.146223][ T5821] ? btrfs_block_rsv_add+0xd0/0xf0 [ 70.151351][ T5821] ? __pfx_lock_release+0x10/0x10 [ 70.156436][ T5821] ? do_raw_spin_lock+0x14f/0x370 [ 70.161487][ T5821] ? __mutex_unlock_slowpath+0x21e/0x790 [ 70.167168][ T5821] ? __pfx___mutex_unlock_slowpath+0x10/0x10 [ 70.173213][ T5821] ? btrfs_trans_release_metadata+0x233/0x330 [ 70.179324][ T5821] __btrfs_end_transaction+0x150/0x630 [ 70.184848][ T5821] btrfs_inc_block_group_ro+0x648/0x700 [ 70.190417][ T5821] btrfs_relocate_block_group+0x440/0xd90 [ 70.196206][ T5821] btrfs_relocate_chunk+0x12c/0x3b0 [ 70.201427][ T5821] __btrfs_balance+0x1b0f/0x26b0 [ 70.206429][ T5821] ? describe_balance_start_or_resume+0x44c/0x490 [ 70.212935][ T5821] ? __pfx___btrfs_balance+0x10/0x10 [ 70.218235][ T5821] ? __wait_for_common+0x650/0x6e0 [ 70.223422][ T5821] ? do_raw_spin_unlock+0x13c/0x8b0 [ 70.228661][ T5821] btrfs_balance+0xbdc/0x10c0 [ 70.233449][ T5821] btrfs_ioctl_balance+0x3f5/0x660 [ 70.238588][ T5821] ? btrfs_ioctl+0xb18/0xcf0 [ 70.243246][ T5821] ? __pfx_btrfs_ioctl+0x10/0x10 [ 70.248217][ T5821] __se_sys_ioctl+0xf5/0x170 [ 70.252867][ T5821] do_syscall_64+0xf3/0x230 [ 70.257386][ T5821] ? clear_bhb_loop+0x35/0x90 [ 70.262056][ T5821] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 70.267987][ T5821] RIP: 0033:0x7f62faa93da9 [ 70.272515][ T5821] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 17 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 [ 70.292284][ T5821] RSP: 002b:00007ffc8dc463b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 70.300749][ T5821] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f62faa93da9 [ 70.308818][ T5821] RDX: 0000000020000500 RSI: 00000000c4009420 RDI: 0000000000000003 [ 70.316828][ T5821] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000555588c254c0 [ 70.324896][ T5821] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 70.332905][ T5821] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 70.340884][ T5821] [ 70.343969][ T5821] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 70.351258][ T5821] CPU: 0 UID: 0 PID: 5821 Comm: syz-executor355 Not tainted 6.13.0-syzkaller-00918-g95ec54a420b8 #0 [ 70.362005][ T5821] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 70.372054][ T5821] Call Trace: [ 70.375336][ T5821] [ 70.378262][ T5821] dump_stack_lvl+0x241/0x360 [ 70.382945][ T5821] ? __pfx_dump_stack_lvl+0x10/0x10 [ 70.388143][ T5821] ? __pfx__printk+0x10/0x10 [ 70.392736][ T5821] ? _printk+0xd5/0x120 [ 70.396890][ T5821] ? __init_begin+0x41000/0x41000 [ 70.401919][ T5821] ? vscnprintf+0x5d/0x90 [ 70.406250][ T5821] panic+0x349/0x880 [ 70.410147][ T5821] ? __warn+0x174/0x4d0 [ 70.414303][ T5821] ? __pfx_panic+0x10/0x10 [ 70.418770][ T5821] __warn+0x344/0x4d0 [ 70.422758][ T5821] ? btrfs_create_pending_block_groups+0x14e9/0x17b0 [ 70.429442][ T5821] report_bug+0x2b3/0x500 [ 70.433782][ T5821] ? btrfs_create_pending_block_groups+0x14e9/0x17b0 [ 70.440491][ T5821] handle_bug+0x60/0x90 [ 70.444646][ T5821] exc_invalid_op+0x1a/0x50 [ 70.449149][ T5821] asm_exc_invalid_op+0x1a/0x20 [ 70.454004][ T5821] RIP: 0010:btrfs_create_pending_block_groups+0x14e9/0x17b0 [ 70.461289][ T5821] Code: 48 c7 c6 a0 e1 4d 8c 44 89 e2 e8 92 f1 27 fd e9 1e fe ff ff e8 68 bf bf fd 90 48 c7 c7 40 e1 4d 8c 44 89 e6 e8 b8 60 80 fd 90 <0f> 0b 90 90 e9 ff fd ff ff 44 89 e1 80 e1 07 38 c1 0f 8c cb ed ff [ 70.480895][ T5821] RSP: 0018:ffffc90003f8f6a0 EFLAGS: 00010246 [ 70.486961][ T5821] RAX: 81e60c3145162b00 RBX: 0000000000000000 RCX: ffff88807bd19e00 [ 70.494927][ T5821] RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000 [ 70.502892][ T5821] RBP: ffffc90003f8f960 R08: ffffffff816028a2 R09: 1ffff920007f1e70 [ 70.510858][ T5821] R10: dffffc0000000000 R11: fffff520007f1e71 R12: 00000000ffffffe4 [ 70.518829][ T5821] R13: dffffc0000000000 R14: 1ffff11004650914 R15: ffff8880232849c0 [ 70.526814][ T5821] ? __warn_printk+0x292/0x360 [ 70.531607][ T5821] ? btrfs_inc_block_group_ro+0x640/0x700 [ 70.537333][ T5821] ? __pfx_btrfs_create_pending_block_groups+0x10/0x10 [ 70.544194][ T5821] ? btrfs_block_rsv_add+0xd0/0xf0 [ 70.549312][ T5821] ? __pfx_lock_release+0x10/0x10 [ 70.554342][ T5821] ? do_raw_spin_lock+0x14f/0x370 [ 70.559419][ T5821] ? __mutex_unlock_slowpath+0x21e/0x790 [ 70.565076][ T5821] ? __pfx___mutex_unlock_slowpath+0x10/0x10 [ 70.571074][ T5821] ? btrfs_trans_release_metadata+0x233/0x330 [ 70.577160][ T5821] __btrfs_end_transaction+0x150/0x630 [ 70.582632][ T5821] btrfs_inc_block_group_ro+0x648/0x700 [ 70.588219][ T5821] btrfs_relocate_block_group+0x440/0xd90 [ 70.593978][ T5821] btrfs_relocate_chunk+0x12c/0x3b0 [ 70.599184][ T5821] __btrfs_balance+0x1b0f/0x26b0 [ 70.604143][ T5821] ? describe_balance_start_or_resume+0x44c/0x490 [ 70.610583][ T5821] ? __pfx___btrfs_balance+0x10/0x10 [ 70.615878][ T5821] ? __wait_for_common+0x650/0x6e0 [ 70.620989][ T5821] ? do_raw_spin_unlock+0x13c/0x8b0 [ 70.626200][ T5821] btrfs_balance+0xbdc/0x10c0 [ 70.630921][ T5821] btrfs_ioctl_balance+0x3f5/0x660 [ 70.636028][ T5821] ? btrfs_ioctl+0xb18/0xcf0 [ 70.640638][ T5821] ? __pfx_btrfs_ioctl+0x10/0x10 [ 70.645580][ T5821] __se_sys_ioctl+0xf5/0x170 [ 70.650179][ T5821] do_syscall_64+0xf3/0x230 [ 70.654682][ T5821] ? clear_bhb_loop+0x35/0x90 [ 70.659367][ T5821] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 70.665274][ T5821] RIP: 0033:0x7f62faa93da9 [ 70.669690][ T5821] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 17 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 [ 70.689318][ T5821] RSP: 002b:00007ffc8dc463b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 70.697748][ T5821] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f62faa93da9 [ 70.705719][ T5821] RDX: 0000000020000500 RSI: 00000000c4009420 RDI: 0000000000000003 [ 70.713687][ T5821] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000555588c254c0 [ 70.721656][ T5821] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 70.729648][ T5821] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 70.737638][ T5821] [ 70.740974][ T5821] Kernel Offset: disabled [ 70.745342][ T5821] Rebooting in 86400 seconds..