ci2-upstream-fs/strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ci2-upstream-fs/syz-executor2604536765 <...> Warning: Permanently added '10.128.1.165' (ED25519) to the list of known hosts. execve("ci2-upstream-fs/syz-executor2604536765", ["ci2-upstream-fs/syz-executor2604536765"], 0x7ffe43115a50 /* 10 vars */) = 0 brk(NULL) = 0x55556ecb6000 brk(0x55556ecb6d80) = 0x55556ecb6d80 arch_prctl(ARCH_SET_FS, 0x55556ecb6400) = 0 set_tid_address(0x55556ecb66d0) = 5627 set_robust_list(0x55556ecb66e0, 24) = 0 rseq({cpu_id_start=0, cpu_id=RSEQ_CPU_ID_UNINITIALIZED, rseq_cs=NULL, flags=0, node_id=0, mm_cid=0, slice_ctrl={request=0, granted=0, __reserved=0}, __reserved=0}, 33, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlinkat(AT_FDCWD, "/proc/self/exe", "/root/ci2-upstream-fs/syz-executor2604536765", 4096) = 44 getrandom("\x65\xf9\x56\xae\xc4\x7f\xdb\x42", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x55556ecb6d80 brk(0x55556ecd7d80) = 0x55556ecd7d80 brk(0x55556ecd8000) = 0x55556ecd8000 mprotect(0x7f43e327d000, 20480, 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 rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 5628 attached [pid 5628] set_robust_list(0x55556ecb66e0, 24 [pid 5627] <... clone resumed>, child_tidptr=0x55556ecb66d0) = 5628 [pid 5628] <... set_robust_list resumed>) = 0 [pid 5628] rt_sigprocmask(SIG_SETMASK, [] [pid 5627] rt_sigprocmask(SIG_SETMASK, [] [pid 5628] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5627] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5628] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5628] setpgid(0, 0) = 0 [pid 5628] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5628] write(3, "1000", 4) = 4 [pid 5628] close(3) = 0 [pid 5628] write(1, "executing program\n", 18) = 18 executing program [pid 5628] memfd_create("syzkaller", 0) = 3 [pid 5628] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f43dadc5000 [pid 5628] 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"..., 262144) = 262144 [pid 5628] munmap(0x7f43dadc5000, 138412032) = 0 [pid 5628] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4 [pid 5628] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 5628] close(3) = 0 [pid 5628] close(4) = 0 [pid 5628] mkdir("./file0", 0777) = 0 [ 111.204406][ T5628] loop0: detected capacity change from 0 to 512 [ 111.282128][ T5628] EXT4-fs warning (device loop0): ext4_expand_extra_isize_ea:2860: Unable to expand inode 15. Delete some EAs or run e2fsck. [ 111.282539][ T5628] ------------[ cut here ]------------ [ 111.282549][ T5628] EA inode 11 i_nlink=2 [ 111.282564][ T5628] WARNING: fs/ext4/xattr.c:1059 at ext4_xattr_inode_update_ref+0x4cc/0x590, CPU#0: syz-executor260/5628 [ 111.282610][ T5628] Modules linked in: [ 111.282635][ T5628] CPU: 0 UID: 0 PID: 5628 Comm: syz-executor260 Not tainted syzkaller #0 PREEMPT_{RT,(full)} [ 111.282649][ T5628] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 111.282658][ T5628] RIP: 0010:ext4_xattr_inode_update_ref+0x50c/0x590 [ 111.282670][ T5628] Code: 08 4c 89 e7 e8 65 2d 9a ff 4d 8b 24 24 48 b8 00 00 00 00 00 fc ff df 41 0f b6 04 07 84 c0 75 73 41 8b 55 00 48 89 df 4c 89 e6 <67> 48 0f b9 3a e9 5f fe ff ff e8 05 52 af 08 44 89 e9 80 e1 07 80 [ 111.282679][ T5628] RSP: 0018:ffffc9000445f260 EFLAGS: 00010246 [ 111.282687][ T5628] RAX: 0000000000000000 RBX: ffffffff8fb63470 RCX: dffffc0000000000 [ 111.282694][ T5628] RDX: 0000000000000002 RSI: 000000000000000b RDI: ffffffff8fb63470 [ 111.282700][ T5628] RBP: ffffc9000445f350 R08: 0000000000000000 R09: 0000000000000000 [ 111.282706][ T5628] R10: dffffc0000000000 R11: ffffed1007b67dee R12: 000000000000000b [ 111.282713][ T5628] R13: ffff88803db3ed90 R14: 0000000000000000 R15: 1ffff11007b67db2 [ 111.282720][ T5628] FS: 000055556ecb6400(0000) GS:ffff888125c3e000(0000) knlGS:0000000000000000 [ 111.282728][ T5628] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 111.282734][ T5628] CR2: 00007fff1c18e000 CR3: 000000004002c000 CR4: 00000000003526f0 [ 111.282744][ T5628] Call Trace: [ 111.282748][ T5628] [ 111.282756][ T5628] ? __pfx_ext4_xattr_inode_update_ref+0x10/0x10 [ 111.282775][ T5628] ? __kmalloc_cache_noprof+0x3d2/0x6b0 [ 111.282788][ T5628] ? ext4_xattr_inode_dec_ref_all+0x3d9/0xec0 [ 111.282797][ T5628] ? ext4_xattr_inode_dec_ref_all+0x3d9/0xec0 [ 111.282806][ T5628] ? __ext4_journal_ensure_credits+0x30/0x450 [ 111.282825][ T5628] ext4_xattr_inode_dec_ref_all+0x7c0/0xec0 [ 111.282843][ T5628] ? __pfx_ext4_xattr_inode_dec_ref_all+0x10/0x10 [ 111.282852][ T5628] ? __ext4_journal_get_write_access+0x27f/0x590 [ 111.282869][ T5628] ? __pfx___ext4_journal_get_write_access+0x10/0x10 [ 111.282889][ T5628] ext4_xattr_delete_inode+0xb42/0xd10 [ 111.282902][ T5628] ? ext4_truncate+0xb96/0x10a0 [ 111.282913][ T5628] ? _raw_spin_unlock_irqrestore+0x4c/0x80 [ 111.282932][ T5628] ? __pfx_ext4_xattr_delete_inode+0x10/0x10 [ 111.282942][ T5628] ? __ext4_mark_inode_dirty+0x4c1/0x700 [ 111.282959][ T5628] ext4_evict_inode+0xc31/0x10c0 [ 111.282976][ T5628] ? __pfx_ext4_evict_inode+0x10/0x10 [ 111.282987][ T5628] ? rt_spin_unlock+0x157/0x200 [ 111.282999][ T5628] ? rt_spin_unlock+0x163/0x200 [ 111.283009][ T5628] ? __pfx_ext4_evict_inode+0x10/0x10 [ 111.283021][ T5628] evict+0x624/0xb50 [ 111.283039][ T5628] ? __pfx_evict+0x10/0x10 [ 111.283053][ T5628] ? rt_spin_unlock+0x163/0x200 [ 111.283064][ T5628] ? iput+0xb84/0xf00 [ 111.283077][ T5628] ext4_orphan_cleanup+0xc7a/0x14c0 [ 111.283090][ T5628] ? __pfx_rt_mutex_slowunlock+0x10/0x10 [ 111.283105][ T5628] ? __pfx_ext4_orphan_cleanup+0x10/0x10 [ 111.283119][ T5628] ? ext4_register_li_request+0x640/0x720 [ 111.283132][ T5628] ? errseq_check_and_advance+0x66/0x120 [ 111.283147][ T5628] ext4_fill_super+0x5cc0/0x65d0 [ 111.283168][ T5628] ? __pfx_ext4_fill_super+0x10/0x10 [ 111.283178][ T5628] ? snprintf+0xe8/0x140 [ 111.283189][ T5628] ? __pfx_rt_mutex_slowunlock+0x10/0x10 [ 111.283201][ T5628] ? __pfx_snprintf+0x10/0x10 [ 111.283215][ T5628] ? sb_set_blocksize+0x11b/0x210 [ 111.283230][ T5628] ? setup_bdev_super+0x4c1/0x5b0 [ 111.283246][ T5628] get_tree_bdev_flags+0x430/0x4f0 [ 111.283259][ T5628] ? __pfx_ext4_fill_super+0x10/0x10 [ 111.283272][ T5628] ? __pfx_get_tree_bdev_flags+0x10/0x10 [ 111.283287][ T5628] ? safesetid_security_capable+0xa9/0x1a0 [ 111.283302][ T5628] vfs_get_tree+0x92/0x2a0 [ 111.283316][ T5628] do_new_mount+0x319/0xdc0 [ 111.283325][ T5628] ? cap_capable+0x123/0x460 [ 111.283338][ T5628] ? __pfx_do_new_mount+0x10/0x10 [ 111.283349][ T5628] ? ns_capable+0x89/0xe0 [ 111.283363][ T5628] ? path_mount+0x647/0x1040 [ 111.283375][ T5628] ? user_path_at+0xd4/0x160 [ 111.283388][ T5628] __se_sys_mount+0x31d/0x420 [ 111.283401][ T5628] ? __pfx___se_sys_mount+0x10/0x10 [ 111.283415][ T5628] ? __x64_sys_mount+0x20/0xc0 [ 111.283425][ T5628] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 111.283436][ T5628] do_syscall_64+0x174/0x580 [ 111.283449][ T5628] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 111.283459][ T5628] ? clear_bhb_loop+0x40/0x90 [ 111.283471][ T5628] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 111.283481][ T5628] RIP: 0033:0x7f43e31f1d7a [ 111.283495][ T5628] Code: 56 53 b8 9d 00 00 00 0f 05 83 f8 ea 75 a2 c7 05 14 0d 09 00 00 00 00 00 eb 96 e8 61 05 00 00 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 d8 ff ff ff f7 d8 64 89 01 48 [ 111.283502][ T5628] RSP: 002b:00007fff1c18d2c8 EFLAGS: 00000202 ORIG_RAX: 00000000000000a5 [ 111.283512][ T5628] RAX: ffffffffffffffda RBX: 00007fff1c18d2e0 RCX: 00007f43e31f1d7a [ 111.283519][ T5628] RDX: 00002000000009c0 RSI: 0000200000000540 RDI: 00007fff1c18d2e0 [ 111.283525][ T5628] RBP: 00002000000009c0 R08: 00007fff1c18d320 R09: 00007fff1c18d320 [ 111.283532][ T5628] R10: 0000000000800718 R11: 0000000000000202 R12: 00007fff1c18d320 [ 111.283538][ T5628] R13: 0000200000000540 R14: 0000000000000003 R15: 0000000000800718 [ 111.283553][ T5628] [ 111.283559][ T5628] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 111.283566][ T5628] CPU: 0 UID: 0 PID: 5628 Comm: syz-executor260 Not tainted syzkaller #0 PREEMPT_{RT,(full)} [ 111.283577][ T5628] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 111.283582][ T5628] Call Trace: [ 111.283586][ T5628] [ 111.283589][ T5628] vpanic+0x56c/0xa60 [ 111.283600][ T5628] ? __pfx__printk+0x10/0x10 [ 111.283612][ T5628] ? __pfx_vpanic+0x10/0x10 [ 111.283620][ T5628] ? is_bpf_text_address+0x292/0x2b0 [ 111.283633][ T5628] ? is_bpf_text_address+0x26/0x2b0 [ 111.283648][ T5628] panic+0xc5/0xd0 [ 111.283657][ T5628] ? __pfx_panic+0x10/0x10 [ 111.283674][ T5628] __warn+0x315/0x4c0 [ 111.283683][ T5628] ? ext4_xattr_inode_update_ref+0x4cc/0x590 [ 111.283695][ T5628] ? ext4_xattr_inode_update_ref+0x4cc/0x590 [ 111.283705][ T5628] __report_bug+0x276/0x570 [ 111.283721][ T5628] ? ext4_xattr_inode_update_ref+0x4cc/0x590 [ 111.283733][ T5628] ? __pfx___report_bug+0x10/0x10 [ 111.283745][ T5628] ? __ext4_get_inode_loc+0x6b4/0xf40 [ 111.283770][ T5628] ? set_normalized_timespec64+0xf0/0x1a0 [ 111.283781][ T5628] ? __ext4_journal_get_write_access+0x84/0x590 [ 111.283798][ T5628] report_bug_entry+0x19a/0x290 [ 111.283812][ T5628] ? ext4_xattr_inode_update_ref+0x50c/0x590 [ 111.283821][ T5628] ? ext4_xattr_inode_update_ref+0x511/0x590 [ 111.283831][ T5628] handle_bug+0xce/0x200 [ 111.283846][ T5628] exc_invalid_op+0x1a/0x50 [ 111.283861][ T5628] asm_exc_invalid_op+0x1a/0x20 [ 111.283870][ T5628] RIP: 0010:ext4_xattr_inode_update_ref+0x50c/0x590 [ 111.283881][ T5628] Code: 08 4c 89 e7 e8 65 2d 9a ff 4d 8b 24 24 48 b8 00 00 00 00 00 fc ff df 41 0f b6 04 07 84 c0 75 73 41 8b 55 00 48 89 df 4c 89 e6 <67> 48 0f b9 3a e9 5f fe ff ff e8 05 52 af 08 44 89 e9 80 e1 07 80 [ 111.283888][ T5628] RSP: 0018:ffffc9000445f260 EFLAGS: 00010246 [ 111.283896][ T5628] RAX: 0000000000000000 RBX: ffffffff8fb63470 RCX: dffffc0000000000 [ 111.283903][ T5628] RDX: 0000000000000002 RSI: 000000000000000b RDI: ffffffff8fb63470 [ 111.283909][ T5628] RBP: ffffc9000445f350 R08: 0000000000000000 R09: 0000000000000000 [ 111.283915][ T5628] R10: dffffc0000000000 R11: ffffed1007b67dee R12: 000000000000000b [ 111.283921][ T5628] R13: ffff88803db3ed90 R14: 0000000000000000 R15: 1ffff11007b67db2 [ 111.283939][ T5628] ? __pfx_ext4_xattr_inode_update_ref+0x10/0x10 [ 111.283950][ T5628] ? __kmalloc_cache_noprof+0x3d2/0x6b0 [ 111.283961][ T5628] ? ext4_xattr_inode_dec_ref_all+0x3d9/0xec0 [ 111.283970][ T5628] ? ext4_xattr_inode_dec_ref_all+0x3d9/0xec0 [ 111.283980][ T5628] ? __ext4_journal_ensure_credits+0x30/0x450 [ 111.283997][ T5628] ext4_xattr_inode_dec_ref_all+0x7c0/0xec0 [ 111.284014][ T5628] ? __pfx_ext4_xattr_inode_dec_ref_all+0x10/0x10 [ 111.284024][ T5628] ? __ext4_journal_get_write_access+0x27f/0x590 [ 111.284040][ T5628] ? __pfx___ext4_journal_get_write_access+0x10/0x10 [ 111.284060][ T5628] ext4_xattr_delete_inode+0xb42/0xd10 [ 111.284072][ T5628] ? ext4_truncate+0xb96/0x10a0 [ 111.284084][ T5628] ? _raw_spin_unlock_irqrestore+0x4c/0x80 [ 111.284097][ T5628] ? __pfx_ext4_xattr_delete_inode+0x10/0x10 [ 111.284108][ T5628] ? __ext4_mark_inode_dirty+0x4c1/0x700 [ 111.284124][ T5628] ext4_evict_inode+0xc31/0x10c0 [ 111.284141][ T5628] ? __pfx_ext4_evict_inode+0x10/0x10 [ 111.284152][ T5628] ? rt_spin_unlock+0x157/0x200 [ 111.284164][ T5628] ? rt_spin_unlock+0x163/0x200 [ 111.284174][ T5628] ? __pfx_ext4_evict_inode+0x10/0x10 [ 111.284185][ T5628] evict+0x624/0xb50 [ 111.284202][ T5628] ? __pfx_evict+0x10/0x10 [ 111.284216][ T5628] ? rt_spin_unlock+0x163/0x200 [ 111.284227][ T5628] ? iput+0xb84/0xf00 [ 111.284240][ T5628] ext4_orphan_cleanup+0xc7a/0x14c0 [ 111.284253][ T5628] ? __pfx_rt_mutex_slowunlock+0x10/0x10 [ 111.284272][ T5628] ? __pfx_ext4_orphan_cleanup+0x10/0x10 [ 111.284286][ T5628] ? ext4_register_li_request+0x640/0x720 [ 111.284297][ T5628] ? errseq_check_and_advance+0x66/0x120 [ 111.284311][ T5628] ext4_fill_super+0x5cc0/0x65d0 [ 111.284332][ T5628] ? __pfx_ext4_fill_super+0x10/0x10 [ 111.284341][ T5628] ? snprintf+0xe8/0x140 [ 111.284351][ T5628] ? __pfx_rt_mutex_slowunlock+0x10/0x10 [ 111.284364][ T5628] ? __pfx_snprintf+0x10/0x10 [ 111.284378][ T5628] ? sb_set_blocksize+0x11b/0x210 [ 111.284392][ T5628] ? setup_bdev_super+0x4c1/0x5b0 [ 111.284406][ T5628] get_tree_bdev_flags+0x430/0x4f0 [ 111.284419][ T5628] ? __pfx_ext4_fill_super+0x10/0x10 [ 111.284429][ T5628] ? __pfx_get_tree_bdev_flags+0x10/0x10 [ 111.284444][ T5628] ? safesetid_security_capable+0xa9/0x1a0 [ 111.284458][ T5628] vfs_get_tree+0x92/0x2a0 [ 111.284472][ T5628] do_new_mount+0x319/0xdc0 [ 111.284481][ T5628] ? cap_capable+0x123/0x460 [ 111.284493][ T5628] ? __pfx_do_new_mount+0x10/0x10 [ 111.284504][ T5628] ? ns_capable+0x89/0xe0 [ 111.284517][ T5628] ? path_mount+0x647/0x1040 [ 111.284529][ T5628] ? user_path_at+0xd4/0x160 [ 111.284541][ T5628] __se_sys_mount+0x31d/0x420 [ 111.284554][ T5628] ? __pfx___se_sys_mount+0x10/0x10 [ 111.284567][ T5628] ? __x64_sys_mount+0x20/0xc0 [ 111.284577][ T5628] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 111.284588][ T5628] do_syscall_64+0x174/0x580 [ 111.284600][ T5628] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 111.284610][ T5628] ? clear_bhb_loop+0x40/0x90 [ 111.284622][ T5628] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 111.284631][ T5628] RIP: 0033:0x7f43e31f1d7a [ 111.284639][ T5628] Code: 56 53 b8 9d 00 00 00 0f 05 83 f8 ea 75 a2 c7 05 14 0d 09 00 00 00 00 00 eb 96 e8 61 05 00 00 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 d8 ff ff ff f7 d8 64 89 01 48 [ 111.284647][ T5628] RSP: 002b:00007fff1c18d2c8 EFLAGS: 00000202 ORIG_RAX: 00000000000000a5 [ 111.284656][ T5628] RAX: ffffffffffffffda RBX: 00007fff1c18d2e0 RCX: 00007f43e31f1d7a [ 111.284662][ T5628] RDX: 00002000000009c0 RSI: 0000200000000540 RDI: 00007fff1c18d2e0 [ 111.284669][ T5628] RBP: 00002000000009c0 R08: 00007fff1c18d320 R09: 00007fff1c18d320 [ 111.284675][ T5628] R10: 0000000000800718 R11: 0000000000000202 R12: 00007fff1c18d320 [ 111.284682][ T5628] R13: 0000200000000540 R14: 0000000000000003 R15: 0000000000800718 [ 111.284696][ T5628] [ 111.285094][ T5628] Kernel Offset: disabled