./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor3049279489
<...>
Warning: Permanently added '10.128.1.184' (ED25519) to the list of known hosts.
execve("./syz-executor3049279489", ["./syz-executor3049279489"], 0x7fff34bb8f40 /* 10 vars */) = 0
brk(NULL) = 0x555584060000
brk(0x555584060d00) = 0x555584060d00
arch_prctl(ARCH_SET_FS, 0x555584060380) = 0
set_tid_address(0x555584060650) = 5819
set_robust_list(0x555584060660, 24) = 0
rseq(0x555584060ca0, 0x20, 0, 0x53053053) = 0
prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0
readlink("/proc/self/exe", "/root/syz-executor3049279489", 4096) = 28
getrandom("\x28\x14\x55\x0d\xaa\xd8\xa7\xb7", 8, GRND_NONBLOCK) = 8
brk(NULL) = 0x555584060d00
brk(0x555584081d00) = 0x555584081d00
brk(0x555584082000) = 0x555584082000
mprotect(0x7f9dd444b000, 16384, PROT_READ) = 0
mmap(0x3ffffffff000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x3ffffffff000
mmap(0x400000000000, 16777216, PROT_READ|PROT_WRITE|PROT_EXEC, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x400000000000
mmap(0x400001000000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x400001000000
write(1, "executing program\n", 18) = 18
executing program
memfd_create("syzkaller", 0) = 3
mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f9dcbe00000
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
munmap(0x7f9dcbe00000, 138412032) = 0
openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4
ioctl(4, LOOP_SET_FD, 3) = 0
close(3) = 0
close(4) = 0
mkdir("./file0", 0777) = 0
[ 71.426091][ T5819] loop0: detected capacity change from 0 to 32768
[ 71.469959][ T5819] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 (7:0) scanned by syz-executor304 (5819)
[ 71.496815][ T5819] BTRFS info (device loop0): first mount of filesystem e417788f-7a09-42b2-9266-8ddc5d5d35d2
[ 71.507892][ T5819] BTRFS info (device loop0): using xxhash64 (xxhash64-generic) checksum algorithm
[ 71.517547][ T5819] BTRFS info (device loop0): disk space caching is enabled
[ 71.525345][ T5819] BTRFS warning (device loop0): space cache v1 is being deprecated and will be removed in a future release, please use -o space_cache=v2
mount("/dev/loop0", "./file0", "btrfs", MS_NOEXEC|MS_NOATIME|MS_REC|MS_RELATIME|MS_STRICTATIME, "compress-force,clear_cache,nodatasum,nossd,degraded,space_cache=v1,") = 0
openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3
openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4
[ 71.630162][ T5819] BTRFS info (device loop0): rebuilding free space tree
[ 71.648541][ T5819] BTRFS info (device loop0): disabling free space tree
[ 71.655958][ T5819] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1)
[ 71.665773][ T5819] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2)
ioctl(4, LOOP_CLR_FD) = 0
close(4) = 0
[ 71.755368][ T5819] BTRFS info (device loop0): balance: start -s
[ 71.774921][ T5819] ------------[ cut here ]------------
[ 71.780540][ T5819] BTRFS: Transaction aborted (error -28)
[ 71.787183][ T5819] WARNING: CPU: 0 PID: 5819 at fs/btrfs/block-group.c:2747 btrfs_create_pending_block_groups+0x14e9/0x17b0
[ 71.798698][ T5819] Modules linked in:
[ 71.802625][ T5819] CPU: 0 UID: 0 PID: 5819 Comm: syz-executor304 Not tainted 6.14.0-rc5-syzkaller-00013-g99fa936e8e4f #0
[ 71.813814][ T5819] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
[ 71.823943][ T5819] RIP: 0010:btrfs_create_pending_block_groups+0x14e9/0x17b0
[ 71.831267][ T5819] Code: 48 c7 c6 a0 97 6e 8c 44 89 e2 e8 12 e7 1b fd e9 1e fe ff ff e8 28 f0 b5 fd 90 48 c7 c7 40 97 6e 8c 44 89 e6 e8 08 ac 75 fd 90 <0f> 0b 90 90 e9 ff fd ff ff 44 89 e1 80 e1 07 38 c1 0f 8c cb ed ff
[ 71.850996][ T5819] RSP: 0018:ffffc9000401f6a0 EFLAGS: 00010246
[ 71.857198][ T5819] RAX: b036aceda9b67000 RBX: 0000000000000000 RCX: ffff88807b873c00
[ 71.865410][ T5819] RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000
[ 71.873450][ T5819] RBP: ffffc9000401f960 R08: ffffffff81817d42 R09: 1ffff92000803e70
[ 71.881449][ T5819] R10: dffffc0000000000 R11: fffff52000803e71 R12: 00000000ffffffe4
[ 71.889503][ T5819] R13: dffffc0000000000 R14: 1ffff11004fcc914 R15: ffff888027e649c0
[ 71.897536][ T5819] FS: 0000555584060380(0000) GS:ffff8880b8600000(0000) knlGS:0000000000000000
[ 71.906542][ T5819] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 71.913163][ T5819] CR2: 00007fff34bb6fe0 CR3: 0000000077ec4000 CR4: 00000000003526f0
[ 71.921124][ T5819] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 71.929129][ T5819] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 71.937141][ T5819] Call Trace:
[ 71.940412][ T5819]
[ 71.943370][ T5819] ? __warn+0x165/0x4d0
[ 71.947541][ T5819] ? btrfs_create_pending_block_groups+0x14e9/0x17b0
[ 71.954263][ T5819] ? report_bug+0x2b3/0x500
[ 71.958811][ T5819] ? btrfs_create_pending_block_groups+0x14e9/0x17b0
[ 71.965566][ T5819] ? handle_bug+0x60/0x90
[ 71.969915][ T5819] ? exc_invalid_op+0x1a/0x50
[ 71.974646][ T5819] ? asm_exc_invalid_op+0x1a/0x20
[ 71.979685][ T5819] ? __warn_printk+0x292/0x360
[ 71.984520][ T5819] ? btrfs_create_pending_block_groups+0x14e9/0x17b0
[ 71.991253][ T5819] ? __pfx_lock_release+0x10/0x10
[ 71.996321][ T5819] ? __pfx_btrfs_create_pending_block_groups+0x10/0x10
[ 72.003208][ T5819] ? __pfx_lock_acquire+0x10/0x10
[ 72.008245][ T5819] ? btrfs_block_rsv_add+0xd0/0xf0
[ 72.013410][ T5819] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 72.019403][ T5819] ? btrfs_trans_release_metadata+0x233/0x330
[ 72.025535][ T5819] __btrfs_end_transaction+0x150/0x630
[ 72.031007][ T5819] btrfs_inc_block_group_ro+0x648/0x700
[ 72.036593][ T5819] btrfs_relocate_block_group+0x440/0xd90
[ 72.042336][ T5819] btrfs_relocate_chunk+0x12c/0x3b0
[ 72.047576][ T5819] __btrfs_balance+0x1b0f/0x26b0
[ 72.052533][ T5819] ? describe_balance_start_or_resume+0x44c/0x490
[ 72.059008][ T5819] ? __pfx___btrfs_balance+0x10/0x10
[ 72.064325][ T5819] ? mutex_unlock+0x10/0x10
[ 72.068819][ T5819] ? do_raw_spin_unlock+0x13c/0x8b0
[ 72.074099][ T5819] btrfs_balance+0xbdc/0x10c0
[ 72.078797][ T5819] btrfs_ioctl_balance+0x3f5/0x660
[ 72.083975][ T5819] ? btrfs_ioctl+0xb18/0xcf0
[ 72.088577][ T5819] ? __pfx_btrfs_ioctl+0x10/0x10
[ 72.093556][ T5819] __se_sys_ioctl+0xf5/0x170
[ 72.098158][ T5819] do_syscall_64+0xf3/0x230
[ 72.102649][ T5819] ? clear_bhb_loop+0x35/0x90
[ 72.107397][ T5819] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 72.113382][ T5819] RIP: 0033:0x7f9dd43d3989
[ 72.117835][ T5819] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 61 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
[ 72.137527][ T5819] RSP: 002b:00007ffead112ec8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 72.145990][ T5819] RAX: ffffffffffffffda RBX: 00007ffead113098 RCX: 00007f9dd43d3989
[ 72.154180][ T5819] RDX: 0000400000000c40 RSI: 00000000c4009420 RDI: 0000000000000003
[ 72.162256][ T5819] RBP: 00007f9dd444b610 R08: 00000000000051a5 R09: 00007ffead113098
[ 72.170343][ T5819] R10: 00007ffead112d80 R11: 0000000000000246 R12: 0000000000000001
[ 72.178357][ T5819] R13: 00007ffead113088 R14: 0000000000000001 R15: 0000000000000001
[ 72.186379][ T5819]
[ 72.189417][ T5819] Kernel panic - not syncing: kernel: panic_on_warn set ...
[ 72.196686][ T5819] CPU: 0 UID: 0 PID: 5819 Comm: syz-executor304 Not tainted 6.14.0-rc5-syzkaller-00013-g99fa936e8e4f #0
[ 72.207768][ T5819] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
[ 72.217804][ T5819] Call Trace:
[ 72.221068][ T5819]
[ 72.223984][ T5819] dump_stack_lvl+0x241/0x360
[ 72.228645][ T5819] ? __pfx_dump_stack_lvl+0x10/0x10
[ 72.233825][ T5819] ? __pfx__printk+0x10/0x10
[ 72.238410][ T5819] ? _printk+0xd5/0x120
[ 72.242547][ T5819] ? __init_begin+0x41000/0x41000
[ 72.247567][ T5819] ? vscnprintf+0x5d/0x90
[ 72.251894][ T5819] panic+0x349/0x880
[ 72.255787][ T5819] ? __warn+0x174/0x4d0
[ 72.259940][ T5819] ? __pfx_panic+0x10/0x10
[ 72.264369][ T5819] __warn+0x344/0x4d0
[ 72.268343][ T5819] ? btrfs_create_pending_block_groups+0x14e9/0x17b0
[ 72.275015][ T5819] report_bug+0x2b3/0x500
[ 72.279335][ T5819] ? btrfs_create_pending_block_groups+0x14e9/0x17b0
[ 72.286008][ T5819] handle_bug+0x60/0x90
[ 72.290157][ T5819] exc_invalid_op+0x1a/0x50
[ 72.294655][ T5819] asm_exc_invalid_op+0x1a/0x20
[ 72.299499][ T5819] RIP: 0010:btrfs_create_pending_block_groups+0x14e9/0x17b0
[ 72.306778][ T5819] Code: 48 c7 c6 a0 97 6e 8c 44 89 e2 e8 12 e7 1b fd e9 1e fe ff ff e8 28 f0 b5 fd 90 48 c7 c7 40 97 6e 8c 44 89 e6 e8 08 ac 75 fd 90 <0f> 0b 90 90 e9 ff fd ff ff 44 89 e1 80 e1 07 38 c1 0f 8c cb ed ff
[ 72.326372][ T5819] RSP: 0018:ffffc9000401f6a0 EFLAGS: 00010246
[ 72.333387][ T5819] RAX: b036aceda9b67000 RBX: 0000000000000000 RCX: ffff88807b873c00
[ 72.341346][ T5819] RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000
[ 72.349303][ T5819] RBP: ffffc9000401f960 R08: ffffffff81817d42 R09: 1ffff92000803e70
[ 72.357264][ T5819] R10: dffffc0000000000 R11: fffff52000803e71 R12: 00000000ffffffe4
[ 72.365310][ T5819] R13: dffffc0000000000 R14: 1ffff11004fcc914 R15: ffff888027e649c0
[ 72.373278][ T5819] ? __warn_printk+0x292/0x360
[ 72.378062][ T5819] ? __pfx_lock_release+0x10/0x10
[ 72.383077][ T5819] ? __pfx_btrfs_create_pending_block_groups+0x10/0x10
[ 72.389927][ T5819] ? __pfx_lock_acquire+0x10/0x10
[ 72.394959][ T5819] ? btrfs_block_rsv_add+0xd0/0xf0
[ 72.400073][ T5819] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 72.406053][ T5819] ? btrfs_trans_release_metadata+0x233/0x330
[ 72.412118][ T5819] __btrfs_end_transaction+0x150/0x630
[ 72.417571][ T5819] btrfs_inc_block_group_ro+0x648/0x700
[ 72.423111][ T5819] btrfs_relocate_block_group+0x440/0xd90
[ 72.428833][ T5819] btrfs_relocate_chunk+0x12c/0x3b0
[ 72.434025][ T5819] __btrfs_balance+0x1b0f/0x26b0
[ 72.438978][ T5819] ? describe_balance_start_or_resume+0x44c/0x490
[ 72.445396][ T5819] ? __pfx___btrfs_balance+0x10/0x10
[ 72.450675][ T5819] ? mutex_unlock+0x10/0x10
[ 72.455192][ T5819] ? do_raw_spin_unlock+0x13c/0x8b0
[ 72.460385][ T5819] btrfs_balance+0xbdc/0x10c0
[ 72.465066][ T5819] btrfs_ioctl_balance+0x3f5/0x660
[ 72.470167][ T5819] ? btrfs_ioctl+0xb18/0xcf0
[ 72.474749][ T5819] ? __pfx_btrfs_ioctl+0x10/0x10
[ 72.479679][ T5819] __se_sys_ioctl+0xf5/0x170
[ 72.484264][ T5819] do_syscall_64+0xf3/0x230
[ 72.488761][ T5819] ? clear_bhb_loop+0x35/0x90
[ 72.493431][ T5819] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 72.499318][ T5819] RIP: 0033:0x7f9dd43d3989
[ 72.503722][ T5819] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 61 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
[ 72.523324][ T5819] RSP: 002b:00007ffead112ec8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 72.531727][ T5819] RAX: ffffffffffffffda RBX: 00007ffead113098 RCX: 00007f9dd43d3989
[ 72.539689][ T5819] RDX: 0000400000000c40 RSI: 00000000c4009420 RDI: 0000000000000003
[ 72.547649][ T5819] RBP: 00007f9dd444b610 R08: 00000000000051a5 R09: 00007ffead113098
[ 72.555621][ T5819] R10: 00007ffead112d80 R11: 0000000000000246 R12: 0000000000000001
[ 72.563578][ T5819] R13: 00007ffead113088 R14: 0000000000000001 R15: 0000000000000001
[ 72.571551][ T5819]
[ 72.574800][ T5819] Kernel Offset: disabled
[ 72.579147][ T5819] Rebooting in 86400 seconds..