./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor4063558857 <...> Warning: Permanently added '10.128.1.5' (ED25519) to the list of known hosts. execve("./syz-executor4063558857", ["./syz-executor4063558857"], 0x7fff66d3f1b0 /* 10 vars */) = 0 brk(NULL) = 0x55557a50e000 brk(0x55557a50ed00) = 0x55557a50ed00 arch_prctl(ARCH_SET_FS, 0x55557a50e380) = 0 set_tid_address(0x55557a50e650) = 5816 set_robust_list(0x55557a50e660, 24) = 0 rseq(0x55557a50eca0, 0x20, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor4063558857", 4096) = 28 getrandom("\x81\xaf\x0e\x9b\x84\x92\xa7\x98", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x55557a50ed00 brk(0x55557a52fd00) = 0x55557a52fd00 brk(0x55557a530000) = 0x55557a530000 mprotect(0x7efc6d4f5000, 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 write(1, "executing program\n", 18executing program ) = 18 memfd_create("syzkaller", 0) = 3 mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7efc65000000 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(0x7efc65000000, 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 [ 69.196250][ T5816] loop0: detected capacity change from 0 to 32768 [ 69.235701][ T5816] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 (7:0) scanned by syz-executor406 (5816) [ 69.274311][ T5816] BTRFS info (device loop0): first mount of filesystem e417788f-7a09-42b2-9266-8ddc5d5d35d2 [ 69.286726][ T5816] BTRFS info (device loop0): using xxhash64 (xxhash64-generic) checksum algorithm [ 69.298216][ T5816] BTRFS info (device loop0): disk space caching is enabled [ 69.307888][ T5816] BTRFS warning (device loop0): space cache v1 is being deprecated and will be removed in a future release, please use -o space_cache=v2 [ 69.417638][ T5816] BTRFS info (device loop0): rebuilding free space tree [ 69.442176][ T5816] BTRFS info (device loop0): disabling free space tree [ 69.450292][ T5816] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) 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 openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4 ioctl(4, LOOP_CLR_FD) = 0 close(4) = 0 [ 69.462044][ T5816] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 69.540197][ T5816] BTRFS info (device loop0): balance: start -susage=12582912,drange=8796093022212..9223372036854775807,limit=10376293541461622786,limit=2..2415919104 [ 69.561795][ T5816] BTRFS info (device loop0): left=0, need=98304, flags=2 [ 69.570331][ T5816] BTRFS info (device loop0): space_info SYSTEM has 0 free, is not full [ 69.579663][ T5816] BTRFS info (device loop0): space_info total=4194304, used=4096, pinned=0, reserved=0, may_use=0, readonly=4190208 zone_unusable=0 [ 69.594169][ T5816] BTRFS info (device loop0): global_block_rsv: size 1048576 reserved 1048576 [ 69.606259][ T5816] BTRFS info (device loop0): trans_block_rsv: size 0 reserved 0 [ 69.615056][ T5816] BTRFS info (device loop0): chunk_block_rsv: size 0 reserved 0 [ 69.624421][ T5816] BTRFS info (device loop0): delayed_block_rsv: size 0 reserved 0 [ 69.633402][ T5816] BTRFS info (device loop0): delayed_refs_rsv: size 0 reserved 0 [ 69.646142][ T5816] BTRFS error (device loop0): allocation failed flags 12, wanted 4096 tree-log 0, relocation: 0 [ 69.660487][ T5816] BTRFS info (device loop0): space_info DATA+METADATA has 2240512 free, is full [ 69.672286][ T5816] BTRFS info (device loop0): space_info total=3276800, used=49152, pinned=0, reserved=0, may_use=987136, readonly=0 zone_unusable=0 [ 69.687905][ T5816] BTRFS info (device loop0): global_block_rsv: size 983040 reserved 983040 [ 69.698814][ T5816] BTRFS info (device loop0): trans_block_rsv: size 0 reserved 0 [ 69.708526][ T5816] BTRFS info (device loop0): chunk_block_rsv: size 0 reserved 0 [ 69.719391][ T5816] BTRFS info (device loop0): delayed_block_rsv: size 0 reserved 0 [ 69.728176][ T5816] BTRFS info (device loop0): delayed_refs_rsv: size 196608 reserved 0 [ 69.738192][ T5816] 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) [ 69.756673][ T5816] BTRFS critical (device loop0): entry offset 5242880, bytes 12288, bitmap no [ 69.768665][ T5816] BTRFS critical (device loop0): entry offset 5259264, bytes 8192, bitmap no [ 69.779127][ T5816] BTRFS critical (device loop0): entry offset 5271552, bytes 16384, bitmap no [ 69.791633][ T5816] BTRFS critical (device loop0): entry offset 5316608, bytes 36864, bitmap no [ 69.801243][ T5816] BTRFS critical (device loop0): entry offset 5357568, bytes 12288, bitmap no [ 69.811854][ T5816] BTRFS critical (device loop0): entry offset 5378048, bytes 1503232, bitmap no [ 69.822920][ T5816] BTRFS info (device loop0): block group has cluster?: no [ 69.831285][ T5816] BTRFS info (device loop0): 6 free space entries at or bigger than 4096 bytes [ 69.842374][ T5816] 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) [ 69.862269][ T5816] BTRFS critical (device loop0): entry offset 6881280, bytes 1638400, bitmap no [ 69.872865][ T5816] BTRFS info (device loop0): block group has cluster?: no [ 69.881013][ T5816] BTRFS info (device loop0): 1 free space entries at or bigger than 4096 bytes [ 69.890857][ T5816] BTRFS info (device loop0): 3227648 bytes available across all block groups [ 69.901023][ T5816] ------------[ cut here ]------------ [ 69.907298][ T5816] BTRFS: Transaction aborted (error -28) [ 69.913680][ T5816] WARNING: CPU: 0 PID: 5816 at fs/btrfs/block-group.c:2752 btrfs_create_pending_block_groups+0x14f9/0x1710 [ 69.927445][ T5816] Modules linked in: [ 69.932673][ T5816] CPU: 0 UID: 0 PID: 5816 Comm: syz-executor406 Not tainted 6.13.0-syzkaller-00164-g100ceb4817a2 #0 [ 69.945865][ T5816] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 69.958338][ T5816] RIP: 0010:btrfs_create_pending_block_groups+0x14f9/0x1710 [ 69.966959][ T5816] Code: bf fd 4c 89 f7 be 03 00 00 00 e8 12 df db 00 e9 86 f9 ff ff e8 b8 bd bf fd 90 48 c7 c7 40 dd 4d 8c 44 89 f6 e8 08 5f 80 fd 90 <0f> 0b 90 90 e9 7b fe ff ff e8 99 bd bf fd 90 48 c7 c7 40 dd 4d 8c [ 69.988240][ T5816] RSP: 0018:ffffc90003cdf6a0 EFLAGS: 00010246 [ 69.994655][ T5816] RAX: 931c358b2a686500 RBX: ffff88807ee78001 RCX: ffff888054938000 [ 70.003636][ T5816] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 70.013801][ T5816] RBP: ffffc90003cdf960 R08: ffffffff816018a2 R09: fffffbfff1cfa210 [ 70.023518][ T5816] R10: dffffc0000000000 R11: fffffbfff1cfa210 R12: 0000000000000000 [ 70.032829][ T5816] R13: dffffc0000000000 R14: 00000000ffffffe4 R15: ffff88807ce801c0 [ 70.043326][ T5816] FS: 000055557a50e380(0000) GS:ffff8880b8600000(0000) knlGS:0000000000000000 [ 70.053263][ T5816] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 70.060543][ T5816] CR2: 00007fe53b0a2440 CR3: 0000000055914000 CR4: 00000000003526f0 [ 70.069363][ T5816] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 70.079129][ T5816] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 70.089084][ T5816] Call Trace: [ 70.094004][ T5816] [ 70.097161][ T5816] ? __warn+0x165/0x4d0 [ 70.101511][ T5816] ? btrfs_create_pending_block_groups+0x14f9/0x1710 [ 70.109575][ T5816] ? report_bug+0x2b3/0x500 [ 70.116206][ T5816] ? btrfs_create_pending_block_groups+0x14f9/0x1710 [ 70.124349][ T5816] ? handle_bug+0x60/0x90 [ 70.130333][ T5816] ? exc_invalid_op+0x1a/0x50 [ 70.136779][ T5816] ? asm_exc_invalid_op+0x1a/0x20 [ 70.143123][ T5816] ? __warn_printk+0x292/0x360 [ 70.150140][ T5816] ? btrfs_create_pending_block_groups+0x14f9/0x1710 [ 70.159062][ T5816] ? btrfs_inc_block_group_ro+0x640/0x700 [ 70.166348][ T5816] ? __pfx_btrfs_create_pending_block_groups+0x10/0x10 [ 70.174814][ T5816] ? btrfs_block_rsv_add+0xd0/0xf0 [ 70.180578][ T5816] ? __pfx_lock_release+0x10/0x10 [ 70.186570][ T5816] ? do_raw_spin_lock+0x14f/0x370 [ 70.192633][ T5816] ? __mutex_unlock_slowpath+0x21e/0x790 [ 70.199088][ T5816] ? __pfx___mutex_unlock_slowpath+0x10/0x10 [ 70.206061][ T5816] ? btrfs_trans_release_metadata+0x233/0x330 [ 70.213457][ T5816] __btrfs_end_transaction+0x150/0x630 [ 70.219342][ T5816] btrfs_inc_block_group_ro+0x648/0x700 [ 70.225857][ T5816] btrfs_relocate_block_group+0x440/0xd90 [ 70.232757][ T5816] btrfs_relocate_chunk+0x12c/0x3b0 [ 70.240609][ T5816] __btrfs_balance+0x1b0f/0x26b0 [ 70.246573][ T5816] ? describe_balance_start_or_resume+0x44c/0x490 [ 70.254734][ T5816] ? __pfx___btrfs_balance+0x10/0x10 [ 70.263356][ T5816] ? __wait_for_common+0x630/0x6e0 [ 70.268897][ T5816] btrfs_balance+0xbdc/0x10c0 [ 70.274850][ T5816] btrfs_ioctl_balance+0x493/0x7c0 [ 70.281147][ T5816] ? __pfx_btrfs_ioctl+0x10/0x10 [ 70.286532][ T5816] __se_sys_ioctl+0xf5/0x170 [ 70.291629][ T5816] do_syscall_64+0xf3/0x230 [ 70.297063][ T5816] ? clear_bhb_loop+0x35/0x90 [ 70.302157][ T5816] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 70.308252][ T5816] RIP: 0033:0x7efc6d47d9c9 [ 70.313663][ T5816] 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 [ 70.336175][ T5816] RSP: 002b:00007ffffd87c5c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 70.345966][ T5816] RAX: ffffffffffffffda RBX: 00007ffffd87c798 RCX: 00007efc6d47d9c9 [ 70.355600][ T5816] RDX: 0000000020000500 RSI: 00000000c4009420 RDI: 0000000000000003 [ 70.364424][ T5816] RBP: 00007efc6d4f5610 R08: 00000000000051a5 R09: 00007ffffd87c798 [ 70.373731][ T5816] R10: 00007ffffd87c480 R11: 0000000000000246 R12: 0000000000000001 [ 70.382624][ T5816] R13: 00007ffffd87c788 R14: 0000000000000001 R15: 0000000000000001 [ 70.391881][ T5816] [ 70.394964][ T5816] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 70.402521][ T5816] CPU: 0 UID: 0 PID: 5816 Comm: syz-executor406 Not tainted 6.13.0-syzkaller-00164-g100ceb4817a2 #0 [ 70.415658][ T5816] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 70.427745][ T5816] Call Trace: [ 70.431408][ T5816] [ 70.434416][ T5816] dump_stack_lvl+0x241/0x360 [ 70.440275][ T5816] ? __pfx_dump_stack_lvl+0x10/0x10 [ 70.445945][ T5816] ? __pfx__printk+0x10/0x10 [ 70.451742][ T5816] ? _printk+0xd5/0x120 [ 70.456482][ T5816] ? __init_begin+0x41000/0x41000 [ 70.462186][ T5816] ? vscnprintf+0x5d/0x90 [ 70.467733][ T5816] panic+0x349/0x880 [ 70.472196][ T5816] ? __warn+0x174/0x4d0 [ 70.477772][ T5816] ? __pfx_panic+0x10/0x10 [ 70.482766][ T5816] __warn+0x344/0x4d0 [ 70.487209][ T5816] ? btrfs_create_pending_block_groups+0x14f9/0x1710 [ 70.494346][ T5816] report_bug+0x2b3/0x500 [ 70.499549][ T5816] ? btrfs_create_pending_block_groups+0x14f9/0x1710 [ 70.507232][ T5816] handle_bug+0x60/0x90 [ 70.512226][ T5816] exc_invalid_op+0x1a/0x50 [ 70.517634][ T5816] asm_exc_invalid_op+0x1a/0x20 [ 70.523580][ T5816] RIP: 0010:btrfs_create_pending_block_groups+0x14f9/0x1710 [ 70.531415][ T5816] Code: bf fd 4c 89 f7 be 03 00 00 00 e8 12 df db 00 e9 86 f9 ff ff e8 b8 bd bf fd 90 48 c7 c7 40 dd 4d 8c 44 89 f6 e8 08 5f 80 fd 90 <0f> 0b 90 90 e9 7b fe ff ff e8 99 bd bf fd 90 48 c7 c7 40 dd 4d 8c [ 70.553700][ T5816] RSP: 0018:ffffc90003cdf6a0 EFLAGS: 00010246 [ 70.560584][ T5816] RAX: 931c358b2a686500 RBX: ffff88807ee78001 RCX: ffff888054938000 [ 70.570746][ T5816] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 70.579103][ T5816] RBP: ffffc90003cdf960 R08: ffffffff816018a2 R09: fffffbfff1cfa210 [ 70.587893][ T5816] R10: dffffc0000000000 R11: fffffbfff1cfa210 R12: 0000000000000000 [ 70.596431][ T5816] R13: dffffc0000000000 R14: 00000000ffffffe4 R15: ffff88807ce801c0 [ 70.605609][ T5816] ? __warn_printk+0x292/0x360 [ 70.610980][ T5816] ? btrfs_inc_block_group_ro+0x640/0x700 [ 70.617422][ T5816] ? __pfx_btrfs_create_pending_block_groups+0x10/0x10 [ 70.624344][ T5816] ? btrfs_block_rsv_add+0xd0/0xf0 [ 70.629682][ T5816] ? __pfx_lock_release+0x10/0x10 [ 70.635234][ T5816] ? do_raw_spin_lock+0x14f/0x370 [ 70.640558][ T5816] ? __mutex_unlock_slowpath+0x21e/0x790 [ 70.646673][ T5816] ? __pfx___mutex_unlock_slowpath+0x10/0x10 [ 70.653530][ T5816] ? btrfs_trans_release_metadata+0x233/0x330 [ 70.660150][ T5816] __btrfs_end_transaction+0x150/0x630 [ 70.666012][ T5816] btrfs_inc_block_group_ro+0x648/0x700 [ 70.673525][ T5816] btrfs_relocate_block_group+0x440/0xd90 [ 70.679926][ T5816] btrfs_relocate_chunk+0x12c/0x3b0 [ 70.685187][ T5816] __btrfs_balance+0x1b0f/0x26b0 [ 70.690877][ T5816] ? describe_balance_start_or_resume+0x44c/0x490 [ 70.697964][ T5816] ? __pfx___btrfs_balance+0x10/0x10 [ 70.704526][ T5816] ? __wait_for_common+0x630/0x6e0 [ 70.709887][ T5816] btrfs_balance+0xbdc/0x10c0 [ 70.715706][ T5816] btrfs_ioctl_balance+0x493/0x7c0 [ 70.722147][ T5816] ? __pfx_btrfs_ioctl+0x10/0x10 [ 70.728357][ T5816] __se_sys_ioctl+0xf5/0x170 [ 70.733759][ T5816] do_syscall_64+0xf3/0x230 [ 70.739814][ T5816] ? clear_bhb_loop+0x35/0x90 [ 70.746184][ T5816] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 70.753367][ T5816] RIP: 0033:0x7efc6d47d9c9 [ 70.760830][ T5816] 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 [ 70.784678][ T5816] RSP: 002b:00007ffffd87c5c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 70.793751][ T5816] RAX: ffffffffffffffda RBX: 00007ffffd87c798 RCX: 00007efc6d47d9c9 [ 70.802434][ T5816] RDX: 0000000020000500 RSI: 00000000c4009420 RDI: 0000000000000003 [ 70.811334][ T5816] RBP: 00007efc6d4f5610 R08: 00000000000051a5 R09: 00007ffffd87c798 [ 70.819711][ T5816] R10: 00007ffffd87c480 R11: 0000000000000246 R12: 0000000000000001 [ 70.828533][ T5816] R13: 00007ffffd87c788 R14: 0000000000000001 R15: 0000000000000001 [ 70.838632][ T5816] [ 70.842213][ T5816] Kernel Offset: disabled [ 70.846974][ T5816] Rebooting in 86400 seconds..