[ 39.231205] ------------[ cut here ]------------ [ 39.232004] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.233715] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/233 [ 39.234940] Modules linked in: [ 39.235431] CPU: 1 UID: 104 PID: 233 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 39.237078] Tainted: [W]=WARN [ 39.237580] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.238802] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.239562] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 00 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 a0 7c 94 ff 90 <0f> 0b 90 90 8b 44 24 40 48 c7 03 00 00 00 00 c7 43 08 00 00 00 00 [ 39.242207] RSP: 0018:ffff88800f2f7bc0 EFLAGS: 00010286 [ 39.243020] RAX: 0000000000000000 RBX: ffffed1001e5ef78 RCX: ffffffff813a4050 [ 39.244097] RDX: ffff88800f069bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.245175] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1001e5ef2f [ 39.246235] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.247303] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800f2f7df8 [ 39.248382] FS: 00007f000eb65900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 39.249576] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.250412] CR2: 00007f000f057580 CR3: 000000000dc4a000 CR4: 0000000000350ef0 [ 39.251476] Call Trace: [ 39.251902] [ 39.252245] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.252995] ? __create_object+0x59/0x80 [ 39.253647] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.254414] __vmalloc_noprof+0x59/0x60 [ 39.255044] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.255785] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.256554] bpf_prog_alloc+0x39/0x200 [ 39.257131] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.257917] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.258672] do_seccomp+0x349/0x25e0 [ 39.259230] ? __pfx_css_rstat_updated+0x10/0x10 [ 39.259990] ? __pfx_do_seccomp+0x10/0x10 [ 39.260656] ? find_held_lock+0x2b/0x80 [ 39.261244] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.262058] ? static_key_count+0x60/0x80 [ 39.262722] prctl_set_seccomp+0x4e/0x70 [ 39.263333] __do_sys_prctl+0xe6c/0x1d70 [ 39.263996] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.264705] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.265460] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.266273] ? irqentry_exit+0xf3/0x650 [ 39.266917] do_syscall_64+0xbf/0x430 [ 39.267493] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.268284] RIP: 0033:0x7f000f0575cd [ 39.268873] Code: 00 48 89 44 24 18 31 c0 48 8d 44 24 60 c7 04 24 08 00 00 00 48 89 44 24 08 48 8d 44 24 20 48 89 44 24 10 b8 9d 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 1b 48 8b 4c 24 18 64 48 2b 0c 25 28 00 00 00 [ 39.271520] RSP: 002b:00007ffe82f81b90 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.272665] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f000f0575cd [ 39.273737] RDX: 000056359b5bee00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.274818] RBP: 00007ffe82f81bf0 R08: 0000000000000000 R09: 00007ffe82f81290 [ 39.275900] R10: 0000000000000000 R11: 0000000000000246 R12: 00005635b78a82b0 [ 39.276970] R13: 00007ffe82f82020 R14: 00005635b78aad20 R15: 00005635b78bc8d0 [ 39.278056] [ 39.278406] irq event stamp: 1731 [ 39.278933] hardirqs last enabled at (1741): [] __up_console_sem+0x78/0x80 [ 39.280205] hardirqs last disabled at (1750): [] __up_console_sem+0x5d/0x80 [ 39.281458] softirqs last enabled at (1340): [] handle_softirqs+0x50c/0x770 [ 39.282745] softirqs last disabled at (1335): [] __irq_exit_rcu+0xc4/0x100 [ 39.284022] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 42.483069] ------------[ cut here ]------------ [ 42.484012] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.486020] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/242 [ 42.487470] Modules linked in: [ 42.488124] CPU: 0 UID: 104 PID: 242 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 42.490140] Tainted: [W]=WARN [ 42.490739] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.492235] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.493146] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 00 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 a0 7c 94 ff 90 <0f> 0b 90 90 8b 44 24 40 48 c7 03 00 00 00 00 c7 43 08 00 00 00 00 [ 42.496286] RSP: 0018:ffff888016cf7bc0 EFLAGS: 00010286 [ 42.497250] RAX: 0000000000000000 RBX: ffffed1002d9ef78 RCX: ffffffff813a4050 [ 42.498518] RDX: ffff88800f320000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.499815] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002d9ef2f [ 42.501102] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.502379] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016cf7df8 [ 42.503675] FS: 00007fddf15fe900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 42.505110] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.506160] CR2: 00007ffd06f4eef7 CR3: 000000000cb6f000 CR4: 0000000000350ef0 [ 42.507433] Call Trace: [ 42.507951] [ 42.508366] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.509263] ? __create_object+0x59/0x80 [ 42.510050] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.511009] __vmalloc_noprof+0x59/0x60 [ 42.511768] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.512649] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.513577] bpf_prog_alloc+0x39/0x200 [ 42.514266] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.515191] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.516115] do_seccomp+0x349/0x25e0 [ 42.516838] ? find_held_lock+0x2b/0x80 [ 42.517595] ? do_prlimit+0x310/0x610 [ 42.518288] ? __pfx_do_seccomp+0x10/0x10 [ 42.519075] ? do_raw_spin_unlock+0x53/0x220 [ 42.519911] ? _raw_spin_unlock+0x1e/0x40 [ 42.520696] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.521649] ? static_key_count+0x60/0x80 [ 42.522403] prctl_set_seccomp+0x4e/0x70 [ 42.523183] __do_sys_prctl+0xe6c/0x1d70 [ 42.523965] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.524818] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.525784] ? irqentry_exit+0xf3/0x650 [ 42.526543] do_syscall_64+0xbf/0x430 [ 42.527236] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.528216] RIP: 0033:0x7fddf1af05cd [ 42.528930] Code: 00 48 89 44 24 18 31 c0 48 8d 44 24 60 c7 04 24 08 00 00 00 48 89 44 24 08 48 8d 44 24 20 48 89 44 24 10 b8 9d 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 1b 48 8b 4c 24 18 64 48 2b 0c 25 28 00 00 00 [ 42.532122] RSP: 002b:00007ffd06f4dbe0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.533520] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fddf1af05cd [ 42.534800] RDX: 000055cb24902e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.536104] RBP: 00007ffd06f4dc40 R08: 0000000000000000 R09: 00007ffd06f4d2e0 [ 42.537390] R10: 0000000000000000 R11: 0000000000000246 R12: 000055cb3e52cad0 [ 42.538656] R13: 00007ffd06f4e070 R14: 000055cb3e52dbc0 R15: 000055cb3e53e780 [ 42.539951] [ 42.540367] irq event stamp: 1741 [ 42.541004] hardirqs last enabled at (1751): [] __up_console_sem+0x78/0x80 [ 42.542528] hardirqs last disabled at (1760): [] __up_console_sem+0x5d/0x80 [ 42.544075] softirqs last enabled at (1642): [] handle_softirqs+0x50c/0x770 [ 42.545608] softirqs last disabled at (1637): [] __irq_exit_rcu+0xc4/0x100 [ 42.547109] ---[ end trace 0000000000000000 ]--- [ 43.454189] ------------[ cut here ]------------ [ 43.455160] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 43.457248] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/250 [ 43.458922] Modules linked in: [ 43.459656] CPU: 0 UID: 104 PID: 250 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 43.461948] Tainted: [W]=WARN [ 43.462629] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 43.464314] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 43.465361] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 00 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 a0 7c 94 ff 90 <0f> 0b 90 90 8b 44 24 40 48 c7 03 00 00 00 00 c7 43 08 00 00 00 00 [ 43.468993] RSP: 0018:ffff888007357bc0 EFLAGS: 00010286 [ 43.470106] RAX: 0000000000000000 RBX: ffffed1000e6af78 RCX: ffffffff813a4050 [ 43.471570] RDX: ffff888007381bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 43.473054] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1000e6af2f [ 43.474525] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 43.475984] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888007357df8 [ 43.477428] FS: 00007fd65d752900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 43.479051] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.480250] CR2: 00007fd65dc44580 CR3: 0000000019b4c000 CR4: 0000000000350ef0 [ 43.481712] Call Trace: [ 43.482239] [ 43.482750] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 43.483773] ? __create_object+0x59/0x80 [ 43.484669] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.485763] __vmalloc_noprof+0x59/0x60 [ 43.486604] bpf_prog_alloc_no_stats+0x55/0x470 [ 43.487581] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.488646] bpf_prog_alloc+0x39/0x200 [ 43.489420] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.490451] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.491467] do_seccomp+0x349/0x25e0 [ 43.492276] ? __pfx_css_rstat_updated+0x10/0x10 [ 43.493278] ? __pfx_do_seccomp+0x10/0x10 [ 43.494146] ? find_held_lock+0x2b/0x80 [ 43.494990] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.496085] ? static_key_count+0x60/0x80 [ 43.496973] prctl_set_seccomp+0x4e/0x70 [ 43.497843] __do_sys_prctl+0xe6c/0x1d70 [ 43.498720] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.499686] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.500768] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.501846] ? irqentry_exit+0xf3/0x650 [ 43.502710] do_syscall_64+0xbf/0x430 [ 43.503480] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.504593] RIP: 0033:0x7fd65dc445cd [ 43.505332] Code: 00 48 89 44 24 18 31 c0 48 8d 44 24 60 c7 04 24 08 00 00 00 48 89 44 24 08 48 8d 44 24 20 48 89 44 24 10 b8 9d 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 1b 48 8b 4c 24 18 64 48 2b 0c 25 28 00 00 00 [ 43.508863] RSP: 002b:00007fff77be23a0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.510371] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fd65dc445cd [ 43.511820] RDX: 000055af10542e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.513231] RBP: 00007fff77be2400 R08: 0000000000000000 R09: 00007fff77be1aa0 [ 43.514634] R10: 0000000000000000 R11: 0000000000000246 R12: 000055af3ba8eb10 [ 43.516060] R13: 00007fff77be2830 R14: 000055af3ba8f2b0 R15: 000055af3baa36f0 [ 43.517495] [ 43.518009] irq event stamp: 1733 [ 43.518714] hardirqs last enabled at (1743): [] __up_console_sem+0x78/0x80 [ 43.520373] hardirqs last disabled at (1764): [] __up_console_sem+0x5d/0x80 [ 43.521828] softirqs last enabled at (1762): [] handle_softirqs+0x50c/0x770 [ 43.523286] softirqs last disabled at (1751): [] __irq_exit_rcu+0xc4/0x100 [ 43.524737] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:62581' (ECDSA) to the list of known hosts. 2025/11/18 07:56:03 fuzzer started 2025/11/18 07:56:03 dialing manager at localhost:37895 2025/11/18 07:56:04 checking machine... 2025/11/18 07:56:04 checking revisions... [ 44.494698] kmemleak: Automatic memory scanning thread ended 2025/11/18 07:56:04 testing simple program... [ 44.581827] cgroup: Unknown subsys name 'net' [ 44.647548] cgroup: Unknown subsys name 'cpuset' [ 44.666326] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 07:56:03 Registers: info registers vcpu 0 RAX=ffff88801f7d7c00 RBX=0000000000000000 RCX=ffffffff8152d723 RDX=ffff88801f7d78c0 RSI=0000000000000000 RDI=ffff88801f7d7d00 RBP=ffff88801f7d7d00 RSP=ffff88806ce08d48 R8 =0000000000000001 R9 =ffffed100d9c119a R10=0000000000000003 R11=0000000000000001 R12=ffff88800cb97880 R13=0000000000000246 R14=ffff888008c413c0 R15=0000000000000000 RIP=ffffffff81b61984 RFL=00000082 [--S----] CPL=0 II=0 A20=1 SMM=0 HLT=0 ES =0000 0000000000000000 00000000 00000000 CS =0010 0000000000000000 ffffffff 00a09b00 DPL=0 CS64 [-RA] SS =0018 0000000000000000 ffffffff 00c09300 DPL=0 DS [-WA] DS =0000 0000000000000000 00000000 00000000 FS =0000 00007fddf15fe900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe4c00000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fddf1bb5618 CR3=0000000019a49000 CR4=00350ef0 DR0=0000000000000000 DR1=0000000000000000 DR2=0000000000000000 DR3=0000000000000000 DR6=00000000ffff0ff0 DR7=0000000000000400 EFER=0000000000000d01 FCW=037f FSW=0000 [ST=0] FTW=00 MXCSR=00001f80 FPR0=0000000000000000 0000 FPR1=0000000000000000 0000 FPR2=0000000000000000 0000 FPR3=0000000000000000 0000 FPR4=0000000000000000 0000 FPR5=0000000000000000 0000 FPR6=0000000000000000 0000 FPR7=0000000000000000 0000 XMM00=00000000000000000000000000000000 XMM01=6e69676f6c5f6d61702c78756e696c65 XMM02=755f6d61702c74696d7265705f6d6170 XMM03=2c766e655f6d61702c7374696d696c5f XMM04=6d61702c766e655f6d61702c7374696d XMM05=78696e755f6d61702c74696d7265705f XMM06=6469756e69676f6c5f6d61702c78756e XMM07=672065736f6c635f6e6f69737365733a XMM08=61662029286e65706f5f746964756100 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=ffff88800b9d4180 RBX=0000000000000000 RCX=ffffffff822c350b RDX=1ffff1100173a834 RSI=ffffffff822c3528 RDI=0000000000000005 RBP=0000000000000000 RSP=ffff888015c478f8 R8 =0000000000000000 R9 =00000001fdffffff R10=0000000000000000 R11=0000000000000001 R12=ffff888013c22800 R13=0000000000000000 R14=0000000000000000 R15=0000000000000000 RIP=ffffffff822c354f RFL=00000246 [---Z-P-] CPL=0 II=0 A20=1 SMM=0 HLT=0 ES =0000 0000000000000000 00000000 00000000 CS =0010 0000000000000000 ffffffff 00a09b00 DPL=0 CS64 [-RA] SS =0018 0000000000000000 ffffffff 00c09300 DPL=0 DS [-WA] DS =0000 0000000000000000 00000000 00000000 FS =0000 00007fc17fba8900 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe3d00000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=000055aa0b4ca358 CR3=000000000d0b8000 CR4=00350ef0 DR0=0000000000000000 DR1=0000000000000000 DR2=0000000000000000 DR3=0000000000000000 DR6=00000000ffff0ff0 DR7=0000000000000400 EFER=0000000000000d01 FCW=037f FSW=0000 [ST=0] FTW=00 MXCSR=00001f80 FPR0=0000000000000000 0000 FPR1=0000000000000000 0000 FPR2=0000000000000000 0000 FPR3=0000000000000000 0000 FPR4=0000000000000000 0000 FPR5=0000000000000000 0000 FPR6=0000000000000000 0000 FPR7=0000000000000000 0000 XMM00=ffffffffffffffffffffffffffffffff XMM01=30306234386136303638616663356134 XMM02=38303062343861363036386166633561 XMM03=2f6c616e72756f6a2f676f6c2f6e7572 XMM04=ac19308ee9d1e94100000000000ae988 XMM05=81038ab9ae8f495a0000000000320668 XMM06=77e0a018d95c17bf000000000031f408 XMM07=00000000000000000000000000000000 XMM08=415453454d49545f454d49544c414552 XMM09=00000000000000000000000000000000 XMM10=20200000000020202020202020200000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000