./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor1441303710
<...>
Warning: Permanently added '10.128.0.97' (ED25519) to the list of known hosts.
execve("./syz-executor1441303710", ["./syz-executor1441303710"], 0x7ffdf3d22f80 /* 10 vars */) = 0
brk(NULL) = 0x555562fd0000
brk(0x555562fd0d00) = 0x555562fd0d00
arch_prctl(ARCH_SET_FS, 0x555562fd0380) = 0
set_tid_address(0x555562fd0650) = 5838
set_robust_list(0x555562fd0660, 24) = 0
rseq(0x555562fd0ca0, 0x20, 0, 0x53053053) = 0
prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0
readlink("/proc/self/exe", "/root/syz-executor1441303710", 4096) = 28
getrandom("\xc4\xd7\x64\xd3\xdf\x6a\x4a\x7e", 8, GRND_NONBLOCK) = 8
brk(NULL) = 0x555562fd0d00
brk(0x555562ff1d00) = 0x555562ff1d00
brk(0x555562ff2000) = 0x555562ff2000
mprotect(0x7f475954f000, 16384, PROT_READ) = 0
mmap(0x1ffffffff000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x1ffffffff000
mmap(0x200000000000, 16777216, PROT_READ|PROT_WRITE|PROT_EXEC, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x200000000000
mmap(0x200001000000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x200001000000
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 5840 attached
, child_tidptr=0x555562fd0650) = 5840
[pid 5840] set_robust_list(0x555562fd0660, 24) = 0
[pid 5840] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5840] setpgid(0, 0) = 0
[pid 5840] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5840] write(3, "1000", 4) = 4
[pid 5840] close(3) = 0
[pid 5840] write(1, "executing program\n", 18executing program
) = 18
[pid 5840] memfd_create("syzkaller", 0) = 3
[pid 5840] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f4751000000
[pid 5840] 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 5840] munmap(0x7f4751000000, 138412032) = 0
[pid 5840] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4
[pid 5840] ioctl(4, LOOP_SET_FD, 3) = 0
[pid 5840] close(3) = 0
[pid 5840] close(4) = 0
[pid 5840] mkdir("./file0", 0777) = 0
[ 92.807407][ T5840] loop0: detected capacity change from 0 to 32768
[ 92.923114][ T5840] bcachefs (loop0): starting version 1.7: mi_btree_bitmap opts=metadata_checksum=none,data_checksum=none,compression=lz4,nojournal_transaction_names
[ 92.923133][ T5840] allowing incompatible features above 0.0: (unknown version)
[ 92.923142][ T5840] features: lz4,new_siphash,inline_data,new_extent_overwrite,btree_ptr_v2,new_varint,journal_no_flush,alloc_v2,extents_across_btree_nodes
[ 92.960685][ T5840] bcachefs (loop0): Using encoding defined by superblock: utf8-12.1.0
[ 92.969573][ T5840] ------------[ cut here ]------------
[ 92.975246][ T5840] precision 41609 too large
[ 92.976081][ T5840] WARNING: CPU: 1 PID: 5840 at lib/vsprintf.c:2742 vsnprintf+0xb0c/0xf00
[ 92.989116][ T5840] Modules linked in:
[ 92.993155][ T5840] CPU: 1 UID: 0 PID: 5840 Comm: syz-executor144 Not tainted 6.16.0-rc6-syzkaller-00002-g155a3c003e55 #0 PREEMPT(full)
[ 93.005690][ T5840] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025
[ 93.015873][ T5840] RIP: 0010:vsnprintf+0xb0c/0xf00
[ 93.020945][ T5840] Code: e8 49 d0 5b f6 49 89 ef e9 03 f6 ff ff e8 3c d0 5b f6 c6 05 87 6e 26 04 01 90 48 c7 c7 80 0e b9 8c 44 89 fe e8 35 b3 1f f6 90 <0f> 0b 90 90 e9 ba fc ff ff 89 e9 80 e1 07 38 c1 7c ba 48 89 ef e8
[ 93.040899][ T5840] RSP: 0018:ffffc90003ece810 EFLAGS: 00010246
[ 93.047047][ T5840] RAX: 0d570ec27934e500 RBX: dffffc0000000000 RCX: ffff888027a83c00
[ 93.055110][ T5840] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000002
[ 93.063117][ T5840] RBP: ffffffff8bd3dc0e R08: ffff8880b8724293 R09: 1ffff110170e4852
[ 93.071177][ T5840] R10: dffffc0000000000 R11: ffffed10170e4853 R12: ffffc90003ece940
[ 93.079228][ T5840] R13: ffff888079389d69 R14: 0000000000000003 R15: 000000000000a289
[ 93.087312][ T5840] FS: 0000555562fd0380(0000) GS:ffff888125d4f000(0000) knlGS:0000000000000000
[ 93.096362][ T5840] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 93.102993][ T5840] CR2: 00007ffd08e5eff8 CR3: 000000007298c000 CR4: 00000000003526f0
[ 93.111075][ T5840] Call Trace:
[ 93.114464][ T5840]
[ 93.117423][ T5840] bch2_prt_printf+0x1c6/0x740
[ 93.122227][ T5840] ? __pfx_bch2_prt_printf+0x10/0x10
[ 93.127620][ T5840] ? __pfx_bch2_prt_printf+0x10/0x10
[ 93.132961][ T5840] bch2_dirent_to_text+0x2bd/0xd20
[ 93.138287][ T5840] ? bch2_bkey_val_to_text+0xe4/0x150
[ 93.143821][ T5840] __bch2_bkey_fsck_err+0x3f7/0x540
[ 93.149066][ T5840] ? __pfx___bch2_bkey_fsck_err+0x10/0x10
[ 93.154911][ T5840] ? bch2_bkey_swab_key+0x122/0x180
[ 93.160157][ T5840] ? __bch2_bkey_compat+0xb1a/0xbd0
[ 93.165457][ T5840] __bch2_bkey_validate+0x972/0xe30
[ 93.170946][ T5840] ? __pfx___bch2_bkey_validate+0x10/0x10
[ 93.176784][ T5840] bch2_bkey_validate+0xf3/0x4e0
[ 93.181799][ T5840] ? __pfx_bch2_bkey_validate+0x10/0x10
[ 93.187451][ T5840] journal_validate_key+0x631/0xe50
[ 93.192707][ T5840] ? __pfx_journal_validate_key+0x10/0x10
[ 93.198527][ T5840] ? kfence_guarded_alloc+0x8bc/0xc70
[ 93.204005][ T5840] ? bch2_printbuf_exit+0x6f/0xb0
[ 93.209066][ T5840] ? rcu_is_watching+0x15/0xb0
[ 93.213909][ T5840] ? bch2_printbuf_exit+0x6f/0xb0
[ 93.218984][ T5840] ? kfree+0x4d/0x440
[ 93.222980][ T5840] ? bch2_replicas_entry_validate+0x375/0x4d0
[ 93.229147][ T5840] ? bch2_printbuf_exit+0x6f/0xb0
[ 93.234298][ T5840] ? journal_entry_data_usage_validate+0x495/0x680
[ 93.240881][ T5840] journal_entry_btree_root_validate+0x22a/0x620
[ 93.247337][ T5840] ? __pfx_journal_entry_clock_validate+0x10/0x10
[ 93.253835][ T5840] ? __pfx_journal_entry_btree_root_validate+0x10/0x10
[ 93.260725][ T5840] bch2_journal_entry_validate+0x15b/0x220
[ 93.266640][ T5840] ? __pfx_bch2_journal_entry_validate+0x10/0x10
[ 93.273032][ T5840] bch2_sb_clean_validate_late+0x16c/0x330
[ 93.278980][ T5840] bch2_read_superblock_clean+0xd9/0x260
[ 93.284711][ T5840] ? bch2_fs_recovery+0x13d/0x3a50
[ 93.289858][ T5840] bch2_fs_recovery+0x158/0x3a50
[ 93.294892][ T5840] ? check_noncircular+0xe0/0x160
[ 93.299963][ T5840] ? lockdep_unlock+0x89/0x120
[ 93.304812][ T5840] ? validate_chain+0x897/0x2140
[ 93.309792][ T5840] ? __pfx_bch2_fs_recovery+0x10/0x10
[ 93.315260][ T5840] ? __lock_acquire+0xab9/0xd20
[ 93.320163][ T5840] ? __lock_acquire+0xab9/0xd20
[ 93.325096][ T5840] ? __lock_acquire+0xab9/0xd20
[ 93.330011][ T5840] ? bch2_fs_start+0xa0f/0xda0
[ 93.334870][ T5840] ? up_write+0x1c4/0x420
[ 93.339240][ T5840] ? bch2_fs_start+0x5e7/0xda0
[ 93.344099][ T5840] bch2_fs_start+0xaaf/0xda0
[ 93.348741][ T5840] ? bch2_fs_start+0x5e7/0xda0
[ 93.353587][ T5840] ? __pfx_bch2_fs_start+0x10/0x10
[ 93.358761][ T5840] ? sget+0x267/0x620
[ 93.362765][ T5840] bch2_fs_get_tree+0xb39/0x1520
[ 93.367841][ T5840] ? __pfx_bch2_fs_get_tree+0x10/0x10
[ 93.373269][ T5840] ? smack_fs_context_parse_param+0x102/0x170
[ 93.379471][ T5840] ? vfs_parse_monolithic_sep+0x2df/0x310
[ 93.385269][ T5840] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 93.390961][ T5840] ? cap_capable+0x11f/0x460
[ 93.395644][ T5840] ? bch2_init_fs_context+0x88/0x110
[ 93.400971][ T5840] ? safesetid_security_capable+0xa9/0x1a0
[ 93.406857][ T5840] vfs_get_tree+0x92/0x2b0
[ 93.411321][ T5840] do_new_mount+0x24a/0xa40
[ 93.415916][ T5840] __se_sys_mount+0x317/0x410
[ 93.420640][ T5840] ? __pfx___se_sys_mount+0x10/0x10
[ 93.425905][ T5840] ? rcu_is_watching+0x15/0xb0
[ 93.430747][ T5840] ? __x64_sys_mount+0x20/0xc0
[ 93.435602][ T5840] do_syscall_64+0xfa/0x3b0
[ 93.440180][ T5840] ? lockdep_hardirqs_on+0x9c/0x150
[ 93.445515][ T5840] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 93.451625][ T5840] ? clear_bhb_loop+0x60/0xb0
[ 93.456412][ T5840] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 93.462349][ T5840] RIP: 0033:0x7f47594d80aa
[ 93.466857][ T5840] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 5e 04 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 93.486580][ T5840] RSP: 002b:00007ffe2e665b08 EFLAGS: 00000282 ORIG_RAX: 00000000000000a5
[ 93.495111][ T5840] RAX: ffffffffffffffda RBX: 00007ffe2e665b20 RCX: 00007f47594d80aa
[ 93.503128][ T5840] RDX: 0000200000000080 RSI: 0000200000000000 RDI: 00007ffe2e665b20
[ 93.511235][ T5840] RBP: 0000200000000000 R08: 00007ffe2e665b60 R09: 00000000000058cf
[ 93.519313][ T5840] R10: 0000000000000000 R11: 0000000000000282 R12: 0000200000000080
[ 93.527465][ T5840] R13: 00007ffe2e665b60 R14: 0000000000000003 R15: 0000000000000000
[ 93.535548][ T5840]
[ 93.538589][ T5840] Kernel panic - not syncing: kernel: panic_on_warn set ...
[ 93.545880][ T5840] CPU: 1 UID: 0 PID: 5840 Comm: syz-executor144 Not tainted 6.16.0-rc6-syzkaller-00002-g155a3c003e55 #0 PREEMPT(full)
[ 93.558298][ T5840] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025
[ 93.568410][ T5840] Call Trace:
[ 93.571724][ T5840]
[ 93.574668][ T5840] dump_stack_lvl+0x99/0x250
[ 93.579274][ T5840] ? __asan_memcpy+0x40/0x70
[ 93.583885][ T5840] ? __pfx_dump_stack_lvl+0x10/0x10
[ 93.589120][ T5840] ? __pfx__printk+0x10/0x10
[ 93.593738][ T5840] panic+0x2db/0x790
[ 93.597654][ T5840] ? __pfx_panic+0x10/0x10
[ 93.602124][ T5840] __warn+0x31b/0x4b0
[ 93.606307][ T5840] ? vsnprintf+0xb0c/0xf00
[ 93.610750][ T5840] ? vsnprintf+0xb0c/0xf00
[ 93.615278][ T5840] report_bug+0x2be/0x4f0
[ 93.619800][ T5840] ? vsnprintf+0xb0c/0xf00
[ 93.624370][ T5840] ? vsnprintf+0xb0c/0xf00
[ 93.628942][ T5840] ? vsnprintf+0xb0e/0xf00
[ 93.633389][ T5840] handle_bug+0x84/0x160
[ 93.637678][ T5840] exc_invalid_op+0x1a/0x50
[ 93.642248][ T5840] asm_exc_invalid_op+0x1a/0x20
[ 93.647749][ T5840] RIP: 0010:vsnprintf+0xb0c/0xf00
[ 93.652830][ T5840] Code: e8 49 d0 5b f6 49 89 ef e9 03 f6 ff ff e8 3c d0 5b f6 c6 05 87 6e 26 04 01 90 48 c7 c7 80 0e b9 8c 44 89 fe e8 35 b3 1f f6 90 <0f> 0b 90 90 e9 ba fc ff ff 89 e9 80 e1 07 38 c1 7c ba 48 89 ef e8
[ 93.672644][ T5840] RSP: 0018:ffffc90003ece810 EFLAGS: 00010246
[ 93.678743][ T5840] RAX: 0d570ec27934e500 RBX: dffffc0000000000 RCX: ffff888027a83c00
[ 93.686737][ T5840] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000002
[ 93.694730][ T5840] RBP: ffffffff8bd3dc0e R08: ffff8880b8724293 R09: 1ffff110170e4852
[ 93.702749][ T5840] R10: dffffc0000000000 R11: ffffed10170e4853 R12: ffffc90003ece940
[ 93.710779][ T5840] R13: ffff888079389d69 R14: 0000000000000003 R15: 000000000000a289
[ 93.718825][ T5840] bch2_prt_printf+0x1c6/0x740
[ 93.723661][ T5840] ? __pfx_bch2_prt_printf+0x10/0x10
[ 93.729364][ T5840] ? __pfx_bch2_prt_printf+0x10/0x10
[ 93.735621][ T5840] bch2_dirent_to_text+0x2bd/0xd20
[ 93.740970][ T5840] ? bch2_bkey_val_to_text+0xe4/0x150
[ 93.746473][ T5840] __bch2_bkey_fsck_err+0x3f7/0x540
[ 93.751718][ T5840] ? __pfx___bch2_bkey_fsck_err+0x10/0x10
[ 93.757562][ T5840] ? bch2_bkey_swab_key+0x122/0x180
[ 93.762790][ T5840] ? __bch2_bkey_compat+0xb1a/0xbd0
[ 93.768025][ T5840] __bch2_bkey_validate+0x972/0xe30
[ 93.773255][ T5840] ? __pfx___bch2_bkey_validate+0x10/0x10
[ 93.779050][ T5840] bch2_bkey_validate+0xf3/0x4e0
[ 93.784032][ T5840] ? __pfx_bch2_bkey_validate+0x10/0x10
[ 93.789616][ T5840] journal_validate_key+0x631/0xe50
[ 93.794857][ T5840] ? __pfx_journal_validate_key+0x10/0x10
[ 93.800611][ T5840] ? kfence_guarded_alloc+0x8bc/0xc70
[ 93.806036][ T5840] ? bch2_printbuf_exit+0x6f/0xb0
[ 93.811092][ T5840] ? rcu_is_watching+0x15/0xb0
[ 93.815878][ T5840] ? bch2_printbuf_exit+0x6f/0xb0
[ 93.820979][ T5840] ? kfree+0x4d/0x440
[ 93.825010][ T5840] ? bch2_replicas_entry_validate+0x375/0x4d0
[ 93.831102][ T5840] ? bch2_printbuf_exit+0x6f/0xb0
[ 93.836184][ T5840] ? journal_entry_data_usage_validate+0x495/0x680
[ 93.842869][ T5840] journal_entry_btree_root_validate+0x22a/0x620
[ 93.849237][ T5840] ? __pfx_journal_entry_clock_validate+0x10/0x10
[ 93.856648][ T5840] ? __pfx_journal_entry_btree_root_validate+0x10/0x10
[ 93.863773][ T5840] bch2_journal_entry_validate+0x15b/0x220
[ 93.869625][ T5840] ? __pfx_bch2_journal_entry_validate+0x10/0x10
[ 93.876010][ T5840] bch2_sb_clean_validate_late+0x16c/0x330
[ 93.882298][ T5840] bch2_read_superblock_clean+0xd9/0x260
[ 93.888079][ T5840] ? bch2_fs_recovery+0x13d/0x3a50
[ 93.893239][ T5840] bch2_fs_recovery+0x158/0x3a50
[ 93.898279][ T5840] ? check_noncircular+0xe0/0x160
[ 93.903351][ T5840] ? lockdep_unlock+0x89/0x120
[ 93.908174][ T5840] ? validate_chain+0x897/0x2140
[ 93.913163][ T5840] ? __pfx_bch2_fs_recovery+0x10/0x10
[ 93.918612][ T5840] ? __lock_acquire+0xab9/0xd20
[ 93.923496][ T5840] ? __lock_acquire+0xab9/0xd20
[ 93.928377][ T5840] ? __lock_acquire+0xab9/0xd20
[ 93.933270][ T5840] ? bch2_fs_start+0xa0f/0xda0
[ 93.938079][ T5840] ? up_write+0x1c4/0x420
[ 93.942434][ T5840] ? bch2_fs_start+0x5e7/0xda0
[ 93.947232][ T5840] bch2_fs_start+0xaaf/0xda0
[ 93.951867][ T5840] ? bch2_fs_start+0x5e7/0xda0
[ 93.956664][ T5840] ? __pfx_bch2_fs_start+0x10/0x10
[ 93.961828][ T5840] ? sget+0x267/0x620
[ 93.965847][ T5840] bch2_fs_get_tree+0xb39/0x1520
[ 93.970998][ T5840] ? __pfx_bch2_fs_get_tree+0x10/0x10
[ 93.976450][ T5840] ? smack_fs_context_parse_param+0x102/0x170
[ 93.982589][ T5840] ? vfs_parse_monolithic_sep+0x2df/0x310
[ 93.988366][ T5840] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 93.994069][ T5840] ? cap_capable+0x11f/0x460
[ 93.998724][ T5840] ? bch2_init_fs_context+0x88/0x110
[ 94.004056][ T5840] ? safesetid_security_capable+0xa9/0x1a0
[ 94.009920][ T5840] vfs_get_tree+0x92/0x2b0
[ 94.014387][ T5840] do_new_mount+0x24a/0xa40
[ 94.018948][ T5840] __se_sys_mount+0x317/0x410
[ 94.023753][ T5840] ? __pfx___se_sys_mount+0x10/0x10
[ 94.028999][ T5840] ? rcu_is_watching+0x15/0xb0
[ 94.033807][ T5840] ? __x64_sys_mount+0x20/0xc0
[ 94.038708][ T5840] do_syscall_64+0xfa/0x3b0
[ 94.043264][ T5840] ? lockdep_hardirqs_on+0x9c/0x150
[ 94.048505][ T5840] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 94.054594][ T5840] ? clear_bhb_loop+0x60/0xb0
[ 94.059298][ T5840] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 94.065218][ T5840] RIP: 0033:0x7f47594d80aa
[ 94.069660][ T5840] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 5e 04 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 94.089294][ T5840] RSP: 002b:00007ffe2e665b08 EFLAGS: 00000282 ORIG_RAX: 00000000000000a5
[ 94.098449][ T5840] RAX: ffffffffffffffda RBX: 00007ffe2e665b20 RCX: 00007f47594d80aa
[ 94.106454][ T5840] RDX: 0000200000000080 RSI: 0000200000000000 RDI: 00007ffe2e665b20
[ 94.114452][ T5840] RBP: 0000200000000000 R08: 00007ffe2e665b60 R09: 00000000000058cf
[ 94.122445][ T5840] R10: 0000000000000000 R11: 0000000000000282 R12: 0000200000000080
[ 94.130456][ T5840] R13: 00007ffe2e665b60 R14: 0000000000000003 R15: 0000000000000000
[ 94.138531][ T5840]
[ 94.141995][ T5840] Kernel Offset: disabled
[ 94.146382][ T5840] Rebooting in 86400 seconds..