./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor2308931295
<...>
Warning: Permanently added '10.128.0.127' (ED25519) to the list of known hosts.
execve("./syz-executor2308931295", ["./syz-executor2308931295"], 0x7ffe4e33d9a0 /* 10 vars */) = 0
brk(NULL) = 0x555588a53000
brk(0x555588a53d00) = 0x555588a53d00
arch_prctl(ARCH_SET_FS, 0x555588a53380) = 0
set_tid_address(0x555588a53650) = 5822
set_robust_list(0x555588a53660, 24) = 0
rseq(0x555588a53ca0, 0x20, 0, 0x53053053) = 0
prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0
readlink("/proc/self/exe", "/root/syz-executor2308931295", 4096) = 28
getrandom("\x28\xa2\x71\xbe\x73\x42\xea\xa1", 8, GRND_NONBLOCK) = 8
brk(NULL) = 0x555588a53d00
brk(0x555588a74d00) = 0x555588a74d00
brk(0x555588a75000) = 0x555588a75000
mprotect(0x7fa56d76f000, 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 5823 attached
, child_tidptr=0x555588a53650) = 5823
[pid 5823] set_robust_list(0x555588a53660, 24) = 0
executing program
[pid 5823] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5823] setpgid(0, 0) = 0
[pid 5823] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5823] write(3, "1000", 4) = 4
[pid 5823] close(3) = 0
[pid 5823] write(1, "executing program\n", 18) = 18
[pid 5823] memfd_create("syzkaller", 0) = 3
[pid 5823] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fa565200000
[pid 5823] 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 5823] munmap(0x7fa565200000, 138412032) = 0
[pid 5823] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4
[pid 5823] ioctl(4, LOOP_SET_FD, 3) = 0
[pid 5823] close(3) = 0
[pid 5823] close(4) = 0
[pid 5823] mkdir("./file1", 0777) = 0
[ 86.465124][ T5823] loop0: detected capacity change from 0 to 32768
[ 86.515659][ T5823] bcachefs (loop0): Using encoding defined by superblock: utf8-12.1.0
[ 86.564078][ T5823] bcachefs (loop0): starting version 1.7: mi_btree_bitmap opts=metadata_checksum=xxhash,data_checksum=none,compression=lz4,str_hash=crc64,norecovery,nojournal_transaction_names,noexcl
[ 86.564078][ T5823] allowing incompatible features above 0.0: (unknown version)
[ 86.564078][ T5823] features: lz4,new_siphash,inline_data,new_extent_overwrite,btree_ptr_v2,new_varint,journal_no_flush,alloc_v2,extents_across_btree_nodes
[ 86.605099][ T5823] bcachefs (loop0): recovering from clean shutdown, journal seq 10
[ 86.613579][ T5823] bcachefs (loop0): Version upgrade required:
[ 86.613579][ T5823] Version upgrade from 0.24: unwritten_extents to 1.7: mi_btree_bitmap incomplete
[ 86.613579][ T5823] Doing incompatible version upgrade from 0.24: unwritten_extents to 1.28: inode_has_case_insensitive
[ 86.613579][ T5823] running recovery passes: check_allocations,check_alloc_info,check_lrus,check_btree_backpointers,check_backpointers_to_extents,check_extents_to_backpointers,check_alloc_to_lru_refs,bucket_gens_init,check_snapshot_trees,check_snapshots,check_subvols,check_subvol_children,delete_dead_snapshots,check_inodes,check_extents,check_indirect_extents,check_dirents,check_xattrs,check_root,check_unreachable_inodes,check_subvolume_structure,check_directory_structure,check_nlinks,check_rebalance_work,set_fs_needs_rebalance
[ 86.687987][ T5823] ------------[ cut here ]------------
[ 86.693493][ T5823] WARNING: CPU: 1 PID: 5823 at mm/slub.c:5024 __kvmalloc_node_noprof+0x4ca/0x600
[ 86.702691][ T5823] Modules linked in:
[ 86.706637][ T5823] CPU: 1 UID: 0 PID: 5823 Comm: syz-executor230 Not tainted 6.15.0-syzkaller-02198-gb1456f6dc167 #0 PREEMPT(full)
[ 86.718762][ T5823] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025
[ 86.728888][ T5823] RIP: 0010:__kvmalloc_node_noprof+0x4ca/0x600
[ 86.735090][ T5823] Code: 0f 85 36 fc ff ff 31 c0 41 f6 c5 10 0f 94 c0 4c 8d 34 45 01 00 00 00 e9 20 fc ff ff 41 f7 c0 00 20 00 00 0f 85 8f fe ff ff 90 <0f> 0b 90 31 db e9 f2 fe ff ff 48 c7 c7 80 86 04 8e 48 89 de e8 0d
[ 86.754755][ T5823] RSP: 0018:ffffc900043af1d8 EFLAGS: 00010246
[ 86.760923][ T5823] RAX: 0000000000000360 RBX: 0000000000000000 RCX: 72c1c7b072d25100
[ 86.768948][ T5823] RDX: 000001b000000000 RSI: ffffffff8bc17920 RDI: ffffffff8bc178e0
[ 86.776976][ T5823] RBP: ffffffff843fb660 R08: 0000000000000cc0 R09: 00000000ffffffff
[ 86.784984][ T5823] R10: ffffc900043af080 R11: fffff52000875e15 R12: 000001b000000000
[ 86.793004][ T5823] R13: 0000000000012cc0 R14: ffffffff843fb660 R15: 00000000ffffffff
[ 86.800972][ T5823] FS: 0000555588a53380(0000) GS:ffff8881261c7000(0000) knlGS:0000000000000000
[ 86.809960][ T5823] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 86.816623][ T5823] CR2: 00007ffca09dfed4 CR3: 0000000034b80000 CR4: 00000000003526f0
[ 86.824673][ T5823] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 86.832727][ T5823] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 86.840725][ T5823] Call Trace:
[ 86.844063][ T5823]
[ 86.847016][ T5823] bch2_fs_journal_start+0x480/0x1500
[ 86.852464][ T5823] ? bch2_journal_log_msg+0xd9/0x120
[ 86.857775][ T5823] ? __pfx_bch2_fs_journal_start+0x10/0x10
[ 86.863629][ T5823] ? __pfx_bch2_journal_log_msg+0x10/0x10
[ 86.869372][ T5823] ? bch2_fs_resize_on_mount+0x81/0x880
[ 86.874993][ T5823] bch2_fs_recovery+0x20ca/0x3970
[ 86.880038][ T5823] ? check_noncircular+0xe0/0x160
[ 86.885115][ T5823] ? __pfx_bch2_fs_recovery+0x10/0x10
[ 86.890511][ T5823] ? irqentry_exit+0x74/0x90
[ 86.895209][ T5823] ? lockdep_hardirqs_on+0x9c/0x150
[ 86.900430][ T5823] ? preempt_schedule+0xae/0xc0
[ 86.905317][ T5823] ? preempt_schedule_common+0x83/0xd0
[ 86.910809][ T5823] ? preempt_schedule+0xae/0xc0
[ 86.915725][ T5823] ? __lock_acquire+0xab9/0xd20
[ 86.920605][ T5823] ? __lock_acquire+0xab9/0xd20
[ 86.925517][ T5823] ? bch2_fs_start+0x9a3/0xd30
[ 86.930303][ T5823] ? up_write+0x1c4/0x420
[ 86.934702][ T5823] bch2_fs_start+0xa43/0xd30
[ 86.939317][ T5823] ? bch2_fs_start+0x575/0xd30
[ 86.944118][ T5823] ? __pfx_bch2_fs_start+0x10/0x10
[ 86.949259][ T5823] ? sget+0x28a/0x650
[ 86.953304][ T5823] bch2_fs_get_tree+0xbfc/0x15f0
[ 86.958278][ T5823] ? __pfx_bch2_fs_get_tree+0x10/0x10
[ 86.963739][ T5823] ? vfs_parse_monolithic_sep+0x2df/0x310
[ 86.969499][ T5823] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 86.975236][ T5823] ? cap_capable+0x11f/0x460
[ 86.979860][ T5823] ? bch2_init_fs_context+0x88/0x110
[ 86.985201][ T5823] ? safesetid_security_capable+0xa9/0x1a0
[ 86.991032][ T5823] vfs_get_tree+0x92/0x2b0
[ 86.995508][ T5823] do_new_mount+0x24a/0xa40
[ 87.000056][ T5823] __se_sys_mount+0x317/0x410
[ 87.004888][ T5823] ? __pfx___se_sys_mount+0x10/0x10
[ 87.010112][ T5823] ? rcu_is_watching+0x15/0xb0
[ 87.014961][ T5823] ? __x64_sys_mount+0x20/0xc0
[ 87.019751][ T5823] do_syscall_64+0xfa/0x3b0
[ 87.024304][ T5823] ? lockdep_hardirqs_on+0x9c/0x150
[ 87.029529][ T5823] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 87.035658][ T5823] ? clear_bhb_loop+0x60/0xb0
[ 87.041919][ T5823] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 87.047888][ T5823] RIP: 0033:0x7fa56d6f7faa
[ 87.052381][ T5823] 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
[ 87.072107][ T5823] RSP: 002b:00007fffe2a8b108 EFLAGS: 00000282 ORIG_RAX: 00000000000000a5
[ 87.080599][ T5823] RAX: ffffffffffffffda RBX: 00007fffe2a8b120 RCX: 00007fa56d6f7faa
[ 87.088621][ T5823] RDX: 0000200000000040 RSI: 0000200000000000 RDI: 00007fffe2a8b120
[ 87.096680][ T5823] RBP: 0000200000000000 R08: 00007fffe2a8b160 R09: 00000000000059d1
[ 87.104706][ T5823] R10: 0000000000800000 R11: 0000000000000282 R12: 0000200000000040
[ 87.112763][ T5823] R13: 00007fffe2a8b160 R14: 0000000000000003 R15: 0000000000800000
[ 87.120783][ T5823]
[ 87.123866][ T5823] Kernel panic - not syncing: kernel: panic_on_warn set ...
[ 87.131162][ T5823] CPU: 1 UID: 0 PID: 5823 Comm: syz-executor230 Not tainted 6.15.0-syzkaller-02198-gb1456f6dc167 #0 PREEMPT(full)
[ 87.143214][ T5823] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025
[ 87.153263][ T5823] Call Trace:
[ 87.156540][ T5823]
[ 87.159462][ T5823] dump_stack_lvl+0x99/0x250
[ 87.164059][ T5823] ? __asan_memcpy+0x40/0x70
[ 87.168667][ T5823] ? __pfx_dump_stack_lvl+0x10/0x10
[ 87.173946][ T5823] ? __pfx__printk+0x10/0x10
[ 87.178541][ T5823] panic+0x2db/0x790
[ 87.182432][ T5823] ? __pfx_panic+0x10/0x10
[ 87.186852][ T5823] __warn+0x31b/0x4b0
[ 87.190830][ T5823] ? __kvmalloc_node_noprof+0x4ca/0x600
[ 87.196393][ T5823] ? __kvmalloc_node_noprof+0x4ca/0x600
[ 87.201937][ T5823] report_bug+0x2be/0x4f0
[ 87.206263][ T5823] ? __kvmalloc_node_noprof+0x4ca/0x600
[ 87.211820][ T5823] ? __kvmalloc_node_noprof+0x4ca/0x600
[ 87.217367][ T5823] ? __kvmalloc_node_noprof+0x4cc/0x600
[ 87.222908][ T5823] handle_bug+0x84/0x160
[ 87.227152][ T5823] exc_invalid_op+0x1a/0x50
[ 87.231666][ T5823] asm_exc_invalid_op+0x1a/0x20
[ 87.236511][ T5823] RIP: 0010:__kvmalloc_node_noprof+0x4ca/0x600
[ 87.242662][ T5823] Code: 0f 85 36 fc ff ff 31 c0 41 f6 c5 10 0f 94 c0 4c 8d 34 45 01 00 00 00 e9 20 fc ff ff 41 f7 c0 00 20 00 00 0f 85 8f fe ff ff 90 <0f> 0b 90 31 db e9 f2 fe ff ff 48 c7 c7 80 86 04 8e 48 89 de e8 0d
[ 87.262284][ T5823] RSP: 0018:ffffc900043af1d8 EFLAGS: 00010246
[ 87.268384][ T5823] RAX: 0000000000000360 RBX: 0000000000000000 RCX: 72c1c7b072d25100
[ 87.276362][ T5823] RDX: 000001b000000000 RSI: ffffffff8bc17920 RDI: ffffffff8bc178e0
[ 87.284345][ T5823] RBP: ffffffff843fb660 R08: 0000000000000cc0 R09: 00000000ffffffff
[ 87.292327][ T5823] R10: ffffc900043af080 R11: fffff52000875e15 R12: 000001b000000000
[ 87.300303][ T5823] R13: 0000000000012cc0 R14: ffffffff843fb660 R15: 00000000ffffffff
[ 87.308300][ T5823] ? bch2_fs_journal_start+0x480/0x1500
[ 87.313866][ T5823] ? bch2_fs_journal_start+0x480/0x1500
[ 87.319429][ T5823] ? __kvmalloc_node_noprof+0x338/0x600
[ 87.325000][ T5823] bch2_fs_journal_start+0x480/0x1500
[ 87.330403][ T5823] ? bch2_journal_log_msg+0xd9/0x120
[ 87.335708][ T5823] ? __pfx_bch2_fs_journal_start+0x10/0x10
[ 87.341610][ T5823] ? __pfx_bch2_journal_log_msg+0x10/0x10
[ 87.347338][ T5823] ? bch2_fs_resize_on_mount+0x81/0x880
[ 87.352924][ T5823] bch2_fs_recovery+0x20ca/0x3970
[ 87.357994][ T5823] ? check_noncircular+0xe0/0x160
[ 87.363087][ T5823] ? __pfx_bch2_fs_recovery+0x10/0x10
[ 87.368497][ T5823] ? irqentry_exit+0x74/0x90
[ 87.373103][ T5823] ? lockdep_hardirqs_on+0x9c/0x150
[ 87.378319][ T5823] ? preempt_schedule+0xae/0xc0
[ 87.383185][ T5823] ? preempt_schedule_common+0x83/0xd0
[ 87.388653][ T5823] ? preempt_schedule+0xae/0xc0
[ 87.393515][ T5823] ? __lock_acquire+0xab9/0xd20
[ 87.398379][ T5823] ? __lock_acquire+0xab9/0xd20
[ 87.403254][ T5823] ? bch2_fs_start+0x9a3/0xd30
[ 87.408031][ T5823] ? up_write+0x1c4/0x420
[ 87.412374][ T5823] bch2_fs_start+0xa43/0xd30
[ 87.416997][ T5823] ? bch2_fs_start+0x575/0xd30
[ 87.421812][ T5823] ? __pfx_bch2_fs_start+0x10/0x10
[ 87.426972][ T5823] ? sget+0x28a/0x650
[ 87.430976][ T5823] bch2_fs_get_tree+0xbfc/0x15f0
[ 87.435955][ T5823] ? __pfx_bch2_fs_get_tree+0x10/0x10
[ 87.441364][ T5823] ? vfs_parse_monolithic_sep+0x2df/0x310
[ 87.447134][ T5823] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 87.452824][ T5823] ? cap_capable+0x11f/0x460
[ 87.457435][ T5823] ? bch2_init_fs_context+0x88/0x110
[ 87.462749][ T5823] ? safesetid_security_capable+0xa9/0x1a0
[ 87.468576][ T5823] vfs_get_tree+0x92/0x2b0
[ 87.473021][ T5823] do_new_mount+0x24a/0xa40
[ 87.477543][ T5823] __se_sys_mount+0x317/0x410
[ 87.482241][ T5823] ? __pfx___se_sys_mount+0x10/0x10
[ 87.487451][ T5823] ? rcu_is_watching+0x15/0xb0
[ 87.492226][ T5823] ? __x64_sys_mount+0x20/0xc0
[ 87.497186][ T5823] do_syscall_64+0xfa/0x3b0
[ 87.501705][ T5823] ? lockdep_hardirqs_on+0x9c/0x150
[ 87.507000][ T5823] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 87.513069][ T5823] ? clear_bhb_loop+0x60/0xb0
[ 87.517760][ T5823] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 87.523670][ T5823] RIP: 0033:0x7fa56d6f7faa
[ 87.528094][ T5823] 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
[ 87.547793][ T5823] RSP: 002b:00007fffe2a8b108 EFLAGS: 00000282 ORIG_RAX: 00000000000000a5
[ 87.556215][ T5823] RAX: ffffffffffffffda RBX: 00007fffe2a8b120 RCX: 00007fa56d6f7faa
[ 87.564188][ T5823] RDX: 0000200000000040 RSI: 0000200000000000 RDI: 00007fffe2a8b120
[ 87.572163][ T5823] RBP: 0000200000000000 R08: 00007fffe2a8b160 R09: 00000000000059d1
[ 87.580138][ T5823] R10: 0000000000800000 R11: 0000000000000282 R12: 0000200000000040
[ 87.588111][ T5823] R13: 00007fffe2a8b160 R14: 0000000000000003 R15: 0000000000800000
[ 87.596099][ T5823]
[ 87.599364][ T5823] Kernel Offset: disabled
[ 87.603686][ T5823] Rebooting in 86400 seconds..