./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor3058177844
<...>
Warning: Permanently added '10.128.0.125' (ECDSA) to the list of known hosts.
execve("./syz-executor3058177844", ["./syz-executor3058177844"], 0x7ffc0b1378c0 /* 10 vars */) = 0
brk(NULL) = 0x555555b89000
brk(0x555555b89c40) = 0x555555b89c40
arch_prctl(ARCH_SET_FS, 0x555555b89300) = 0
uname({sysname="Linux", nodename="syzkaller", ...}) = 0
readlink("/proc/self/exe", "/root/syz-executor3058177844", 4096) = 28
brk(0x555555baac40) = 0x555555baac40
brk(0x555555bab000) = 0x555555bab000
mprotect(0x7f1fc849e000, 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
memfd_create("syzkaller", 0) = 3
mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f1fbfe00000
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(0x7f1fbfe00000, 16777216) = 0
openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4
ioctl(4, LOOP_SET_FD, 3) = 0
close(3) = 0
mkdir("./bus", 0777) = 0
[ 53.380954][ T3633] loop0: detected capacity change from 0 to 32768
[ 53.393144][ T3633] BTRFS: device fsid 24c7a497-3402-47dd-bef8-82358f5f30e0 devid 1 transid 8 /dev/loop0 scanned by syz-executor305 (3633)
[ 53.412240][ T3633] BTRFS info (device loop0): using crc32c (crc32c-intel) checksum algorithm
[ 53.421119][ T3633] BTRFS info (device loop0): doing ref verification
mount("/dev/loop0", "./bus", "btrfs", MS_DIRSYNC, "ref_verify,nossd,inode_cache,compress-force,space_cache=v2,degraded,noacl,") = 0
openat(AT_FDCWD, "./bus", O_RDONLY|O_DIRECTORY) = 3
chdir("./bus") = 0
ioctl(4, LOOP_CLR_FD) = 0
close(4) = 0
open("./file0", O_RDONLY) = 4
[ 53.427821][ T3633] BTRFS warning (device loop0): the 'inode_cache' option is deprecated and has no effect since 5.11
[ 53.439009][ T3633] BTRFS info (device loop0): force zlib compression, level 3
[ 53.446399][ T3633] BTRFS info (device loop0): allowing degraded mounts
[ 53.453477][ T3633] BTRFS info (device loop0): using free space tree
[ 53.510454][ T3633] BTRFS info (device loop0): balance: start -susage=7,stripes=0..23665
[ 53.522294][ T3633] ------------[ cut here ]------------
[ 53.528166][ T3633] WARNING: CPU: 1 PID: 3633 at fs/btrfs/block-group.c:2409 btrfs_create_pending_block_groups+0x125d/0x1420
[ 53.539745][ T3633] Modules linked in:
[ 53.544013][ T3633] CPU: 1 PID: 3633 Comm: syz-executor305 Not tainted 6.1.0-rc6-syzkaller-00308-g644e9524388a #0
[ 53.554636][ T3633] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022
[ 53.565011][ T3633] RIP: 0010:btrfs_create_pending_block_groups+0x125d/0x1420
[ 53.572426][ T3633] Code: e1 e8 b9 3a e3 06 4c 8b 64 24 08 4c 8b 74 24 30 e9 b4 f3 ff ff e8 73 7f dd fd 48 c7 c7 60 99 3b 8b 89 de 31 c0 e8 23 1e a5 fd <0f> 0b 41 b6 01 e9 63 ff ff ff e8 54 7f dd fd 48 c7 c7 60 99 3b 8b
[ 53.592855][ T3633] RSP: 0018:ffffc90003d0f6c0 EFLAGS: 00010246
[ 53.599136][ T3633] RAX: 86bce91ce9a3af00 RBX: 00000000ffffffe4 RCX: ffff888072043a80
[ 53.607313][ T3633] RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000
[ 53.615511][ T3633] RBP: ffffc90003d0f948 R08: ffffffff816e55cd R09: ffffed1017324f1c
[ 53.624001][ T3633] R10: ffffed1017324f1c R11: 1ffff11017324f1b R12: ffff8880189381b8
[ 53.632364][ T3633] R13: ffff88806fcf50f8 R14: ffff888079420001 R15: ffff888018938058
[ 53.640669][ T3633] FS: 0000555555b89300(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000
[ 53.650016][ T3633] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 53.657324][ T3633] CR2: 00007ffc0b135ff8 CR3: 000000006eccd000 CR4: 00000000003506e0
[ 53.665404][ T3633] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 53.673632][ T3633] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 53.681802][ T3633] Call Trace:
[ 53.685158][ T3633]
[ 53.688125][ T3633] ? btrfs_inc_block_group_ro+0x5cc/0x680
[ 53.694504][ T3633] ? btrfs_block_rsv_add+0xad/0xc0
[ 53.699998][ T3633] ? fill_dummy_bgs+0x490/0x490
[ 53.704886][ T3633] ? btrfs_block_rsv_add+0xad/0xc0
[ 53.710156][ T3633] ? do_raw_spin_lock+0x148/0x360
[ 53.715206][ T3633] ? __mutex_unlock_slowpath+0x222/0x770
[ 53.721538][ T3633] ? mutex_unlock+0x10/0x10
[ 53.726043][ T3633] __btrfs_end_transaction+0x2af/0x790
[ 53.731610][ T3633] btrfs_inc_block_group_ro+0x5d4/0x680
[ 53.737199][ T3633] btrfs_relocate_block_group+0x422/0xd70
[ 53.743262][ T3633] btrfs_relocate_chunk+0x125/0x350
[ 53.748515][ T3633] __btrfs_balance+0x1dbf/0x2960
[ 53.753673][ T3633] ? describe_balance_start_or_resume+0x490/0x490
[ 53.760414][ T3633] ? do_wait_for_common+0x540/0x560
[ 53.766262][ T3633] btrfs_balance+0xbfc/0x1140
[ 53.771103][ T3633] btrfs_ioctl_balance+0x478/0x780
[ 53.776333][ T3633] ? btrfs_ioctl_get_supported_features+0x40/0x40
[ 53.782899][ T3633] __se_sys_ioctl+0xfb/0x170
[ 53.788010][ T3633] do_syscall_64+0x3d/0xb0
[ 53.792763][ T3633] entry_SYSCALL_64_after_hwframe+0x63/0xcd
[ 53.799056][ T3633] RIP: 0033:0x7f1fc842cba9
[ 53.803948][ T3633] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 14 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 c0 ff ff ff f7 d8 64 89 01 48
[ 53.824192][ T3633] RSP: 002b:00007ffd85f664f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 53.833423][ T3633] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f1fc842cba9
[ 53.841463][ T3633] RDX: 0000000020002280 RSI: 00000000c4009420 RDI: 0000000000000004
[ 53.849477][ T3633] RBP: 00007f1fc83ec440 R08: 0000000000000000 R09: 0000000000000000
[ 53.857457][ T3633] R10: 00000000000050e9 R11: 0000000000000246 R12: 00007f1fc83ec4d0
[ 53.865673][ T3633] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 53.873876][ T3633]
[ 53.876886][ T3633] Kernel panic - not syncing: panic_on_warn set ...
[ 53.883732][ T3633] CPU: 0 PID: 3633 Comm: syz-executor305 Not tainted 6.1.0-rc6-syzkaller-00308-g644e9524388a #0
[ 53.894156][ T3633] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022
[ 53.904407][ T3633] Call Trace:
[ 53.907768][ T3633]
[ 53.910705][ T3633] dump_stack_lvl+0x1b1/0x28e
[ 53.915374][ T3633] ? nf_tcp_handle_invalid+0x62e/0x62e
[ 53.920832][ T3633] ? panic+0x710/0x710
[ 53.925208][ T3633] ? vscnprintf+0x59/0x80
[ 53.930031][ T3633] ? btrfs_create_pending_block_groups+0x1210/0x1420
[ 53.937520][ T3633] panic+0x2d6/0x710
[ 53.941504][ T3633] ? __warn+0x131/0x220
[ 53.945646][ T3633] ? memcpy_page_flushcache+0xfc/0xfc
[ 53.951014][ T3633] ? btrfs_create_pending_block_groups+0x125d/0x1420
[ 53.957709][ T3633] __warn+0x1fa/0x220
[ 53.961863][ T3633] ? btrfs_create_pending_block_groups+0x125d/0x1420
[ 53.969892][ T3633] report_bug+0x1b3/0x2d0
[ 53.974607][ T3633] handle_bug+0x3d/0x70
[ 53.979210][ T3633] exc_invalid_op+0x16/0x40
[ 53.984424][ T3633] asm_exc_invalid_op+0x16/0x20
[ 53.989837][ T3633] RIP: 0010:btrfs_create_pending_block_groups+0x125d/0x1420
[ 53.997827][ T3633] Code: e1 e8 b9 3a e3 06 4c 8b 64 24 08 4c 8b 74 24 30 e9 b4 f3 ff ff e8 73 7f dd fd 48 c7 c7 60 99 3b 8b 89 de 31 c0 e8 23 1e a5 fd <0f> 0b 41 b6 01 e9 63 ff ff ff e8 54 7f dd fd 48 c7 c7 60 99 3b 8b
[ 54.020686][ T3633] RSP: 0018:ffffc90003d0f6c0 EFLAGS: 00010246
[ 54.028034][ T3633] RAX: 86bce91ce9a3af00 RBX: 00000000ffffffe4 RCX: ffff888072043a80
[ 54.036103][ T3633] RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000
[ 54.044329][ T3633] RBP: ffffc90003d0f948 R08: ffffffff816e55cd R09: ffffed1017324f1c
[ 54.052569][ T3633] R10: ffffed1017324f1c R11: 1ffff11017324f1b R12: ffff8880189381b8
[ 54.060533][ T3633] R13: ffff88806fcf50f8 R14: ffff888079420001 R15: ffff888018938058
[ 54.068679][ T3633] ? __wake_up_klogd+0xcd/0x100
[ 54.074005][ T3633] ? btrfs_inc_block_group_ro+0x5cc/0x680
[ 54.080281][ T3633] ? btrfs_block_rsv_add+0xad/0xc0
[ 54.085912][ T3633] ? fill_dummy_bgs+0x490/0x490
[ 54.090905][ T3633] ? btrfs_block_rsv_add+0xad/0xc0
[ 54.096097][ T3633] ? do_raw_spin_lock+0x148/0x360
[ 54.101169][ T3633] ? __mutex_unlock_slowpath+0x222/0x770
[ 54.106967][ T3633] ? mutex_unlock+0x10/0x10
[ 54.111649][ T3633] __btrfs_end_transaction+0x2af/0x790
[ 54.117127][ T3633] btrfs_inc_block_group_ro+0x5d4/0x680
[ 54.122878][ T3633] btrfs_relocate_block_group+0x422/0xd70
[ 54.128922][ T3633] btrfs_relocate_chunk+0x125/0x350
[ 54.134306][ T3633] __btrfs_balance+0x1dbf/0x2960
[ 54.139489][ T3633] ? describe_balance_start_or_resume+0x490/0x490
[ 54.145920][ T3633] ? do_wait_for_common+0x540/0x560
[ 54.151214][ T3633] btrfs_balance+0xbfc/0x1140
[ 54.155920][ T3633] btrfs_ioctl_balance+0x478/0x780
[ 54.161837][ T3633] ? btrfs_ioctl_get_supported_features+0x40/0x40
[ 54.168516][ T3633] __se_sys_ioctl+0xfb/0x170
[ 54.173135][ T3633] do_syscall_64+0x3d/0xb0
[ 54.177924][ T3633] entry_SYSCALL_64_after_hwframe+0x63/0xcd
[ 54.184007][ T3633] RIP: 0033:0x7f1fc842cba9
[ 54.188470][ T3633] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 14 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 c0 ff ff ff f7 d8 64 89 01 48
[ 54.208284][ T3633] RSP: 002b:00007ffd85f664f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 54.216777][ T3633] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f1fc842cba9
[ 54.224738][ T3633] RDX: 0000000020002280 RSI: 00000000c4009420 RDI: 0000000000000004
[ 54.232804][ T3633] RBP: 00007f1fc83ec440 R08: 0000000000000000 R09: 0000000000000000
[ 54.240945][ T3633] R10: 00000000000050e9 R11: 0000000000000246 R12: 00007f1fc83ec4d0
[ 54.249269][ T3633] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 54.257281][ T3633]
[ 54.260696][ T3633] Kernel Offset: disabled
[ 54.265201][ T3633] Rebooting in 86400 seconds..