[ 39.141628] ------------[ cut here ]------------ [ 39.142569] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.144525] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/233 [ 39.146144] Modules linked in: [ 39.146724] CPU: 0 UID: 104 PID: 233 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 39.148794] Tainted: [W]=WARN [ 39.149332] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.150761] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.151646] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 40 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 30 7b 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 [ 39.154739] RSP: 0018:ffff888015d4fbc0 EFLAGS: 00010286 [ 39.155687] RAX: 0000000000000000 RBX: ffffed1002ba9f78 RCX: ffffffff813a4050 [ 39.156936] RDX: ffff888016d90000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.158188] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002ba9f2f [ 39.159439] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.160681] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888015d4fdf8 [ 39.161940] FS: 00007f41895f7900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 39.163349] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.164389] CR2: 00007ffd354e4ef7 CR3: 000000000b623000 CR4: 0000000000350ef0 [ 39.165652] Call Trace: [ 39.166162] [ 39.166564] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.167473] ? __create_object+0x59/0x80 [ 39.168278] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.169236] __vmalloc_noprof+0x59/0x60 [ 39.169982] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.170846] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.171739] bpf_prog_alloc+0x39/0x200 [ 39.172466] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.173376] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.174259] do_seccomp+0x349/0x25e0 [ 39.174971] ? find_held_lock+0x2b/0x80 [ 39.175689] ? do_prlimit+0x310/0x610 [ 39.176422] ? __pfx_do_seccomp+0x10/0x10 [ 39.177199] ? do_raw_spin_unlock+0x53/0x220 [ 39.178027] ? _raw_spin_unlock+0x1e/0x40 [ 39.178806] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.179748] ? static_key_count+0x60/0x80 [ 39.180540] prctl_set_seccomp+0x4e/0x70 [ 39.181316] __do_sys_prctl+0xe6c/0x1d70 [ 39.182091] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.182932] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.183914] ? irqentry_exit+0xf3/0x650 [ 39.184631] do_syscall_64+0xbf/0x430 [ 39.185349] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.186296] RIP: 0033:0x7f4189ae95cd [ 39.186996] 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 [ 39.190122] RSP: 002b:00007ffd354e34c0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.191468] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f4189ae95cd [ 39.192729] RDX: 000055cc382bae00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.193989] RBP: 00007ffd354e3520 R08: 0000000000000000 R09: 00007ffd354e2bc0 [ 39.195297] R10: 0000000000000000 R11: 0000000000000246 R12: 000055cc70d19bf0 [ 39.196554] R13: 00007ffd354e3950 R14: 000055cc70d23380 R15: 000055cc70d2e460 [ 39.197835] [ 39.198250] irq event stamp: 1813 [ 39.198877] hardirqs last enabled at (1823): [] __up_console_sem+0x78/0x80 [ 39.200237] hardirqs last disabled at (1832): [] __up_console_sem+0x5d/0x80 [ 39.201472] softirqs last enabled at (1802): [] handle_softirqs+0x50c/0x770 [ 39.202719] softirqs last disabled at (1797): [] __irq_exit_rcu+0xc4/0x100 [ 39.203984] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 42.366872] ------------[ cut here ]------------ [ 42.367970] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.369971] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/241 [ 42.371436] Modules linked in: [ 42.372089] CPU: 0 UID: 104 PID: 241 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 42.374313] Tainted: [W]=WARN [ 42.375005] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.376491] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.377395] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 40 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 30 7b 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 [ 42.380565] RSP: 0018:ffff888018f2fbc0 EFLAGS: 00010286 [ 42.381521] RAX: 0000000000000000 RBX: ffffed10031e5f78 RCX: ffffffff813a4050 [ 42.382793] RDX: ffff888017618000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.384069] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10031e5f2f [ 42.385321] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.386587] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888018f2fdf8 [ 42.387852] FS: 00007f6aebaf8900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 42.389275] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.390313] CR2: 00007fff30914ef7 CR3: 000000000df1d000 CR4: 0000000000350ef0 [ 42.391592] Call Trace: [ 42.392094] [ 42.392502] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.393378] ? __create_object+0x59/0x80 [ 42.394178] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.395143] __vmalloc_noprof+0x59/0x60 [ 42.395916] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.396742] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.397654] bpf_prog_alloc+0x39/0x200 [ 42.398396] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.399330] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.400230] do_seccomp+0x349/0x25e0 [ 42.400969] ? find_held_lock+0x2b/0x80 [ 42.401679] ? do_prlimit+0x310/0x610 [ 42.402414] ? __pfx_do_seccomp+0x10/0x10 [ 42.403197] ? do_raw_spin_unlock+0x53/0x220 [ 42.404036] ? _raw_spin_unlock+0x1e/0x40 [ 42.404821] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.405732] ? static_key_count+0x60/0x80 [ 42.406525] prctl_set_seccomp+0x4e/0x70 [ 42.407303] __do_sys_prctl+0xe6c/0x1d70 [ 42.408079] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.408931] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.409905] ? irqentry_exit+0xf3/0x650 [ 42.410620] do_syscall_64+0xbf/0x430 [ 42.411368] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.412295] RIP: 0033:0x7f6aebfea5cd [ 42.413004] 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 [ 42.416158] RSP: 002b:00007fff309137a0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.417506] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f6aebfea5cd [ 42.418781] RDX: 000055592ac0ee00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.420077] RBP: 00007fff30913800 R08: 0000000000000000 R09: 00007fff30912ea0 [ 42.421339] R10: 0000000000000000 R11: 0000000000000246 R12: 0000555961e10ad0 [ 42.422596] R13: 00007fff30913c30 R14: 0000555961e11bc0 R15: 0000555961e22780 [ 42.423919] [ 42.424334] irq event stamp: 1919 [ 42.424959] hardirqs last enabled at (1929): [] __up_console_sem+0x78/0x80 [ 42.426452] hardirqs last disabled at (1938): [] __up_console_sem+0x5d/0x80 [ 42.427967] softirqs last enabled at (1812): [] handle_softirqs+0x50c/0x770 [ 42.429485] softirqs last disabled at (1807): [] __irq_exit_rcu+0xc4/0x100 [ 42.430978] ---[ end trace 0000000000000000 ]--- [ 43.039626] ------------[ cut here ]------------ [ 43.040125] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 43.041180] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/249 [ 43.041957] Modules linked in: [ 43.042273] CPU: 0 UID: 104 PID: 249 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 43.043495] Tainted: [W]=WARN [ 43.043961] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 43.044722] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 43.045336] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 40 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 30 7b 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 [ 43.047150] RSP: 0018:ffff888016c5fbc0 EFLAGS: 00010286 [ 43.047657] RAX: 0000000000000000 RBX: ffffed1002d8bf78 RCX: ffffffff813a4050 [ 43.048501] RDX: ffff888016d93780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 43.049280] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002d8bf2f [ 43.050054] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 43.050713] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016c5fdf8 [ 43.051498] FS: 00007f40e7e95900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 43.052356] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.052965] CR2: 00007f40e8387580 CR3: 000000000d890000 CR4: 0000000000350ef0 [ 43.053626] Call Trace: [ 43.053902] [ 43.054120] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 43.054573] ? __create_object+0x59/0x80 [ 43.054993] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.055497] __vmalloc_noprof+0x59/0x60 [ 43.055900] bpf_prog_alloc_no_stats+0x55/0x470 [ 43.056339] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.056837] bpf_prog_alloc+0x39/0x200 [ 43.057202] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.057666] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.058142] do_seccomp+0x349/0x25e0 [ 43.058496] ? __pfx_css_rstat_updated+0x10/0x10 [ 43.058966] ? __pfx_do_seccomp+0x10/0x10 [ 43.059366] ? find_held_lock+0x2b/0x80 [ 43.059745] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.060250] ? static_key_count+0x60/0x80 [ 43.060643] prctl_set_seccomp+0x4e/0x70 [ 43.061051] __do_sys_prctl+0xe6c/0x1d70 [ 43.061442] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.061888] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.062372] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.062870] ? irqentry_exit+0xf3/0x650 [ 43.063250] do_syscall_64+0xbf/0x430 [ 43.063626] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.064123] RIP: 0033:0x7f40e83875cd [ 43.064467] 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 [ 43.066125] RSP: 002b:00007ffd0442ed10 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.066833] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f40e83875cd [ 43.067523] RDX: 00005566c90fae00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.068199] RBP: 00007ffd0442ed70 R08: 0000000000000000 R09: 00007ffd0442e410 [ 43.068872] R10: 0000000000000000 R11: 0000000000000246 R12: 00005567027482b0 [ 43.069518] R13: 00007ffd0442f1a0 R14: 000055670274ad20 R15: 000055670275c8d0 [ 43.070200] [ 43.070426] irq event stamp: 2045 [ 43.070748] hardirqs last enabled at (2053): [] __up_console_sem+0x78/0x80 [ 43.071550] hardirqs last disabled at (2062): [] __up_console_sem+0x5d/0x80 [ 43.072347] softirqs last enabled at (2006): [] handle_softirqs+0x50c/0x770 [ 43.073162] softirqs last disabled at (1999): [] __irq_exit_rcu+0xc4/0x100 [ 43.073962] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:55039' (ECDSA) to the list of known hosts. 2025/11/18 10:40:50 fuzzer started 2025/11/18 10:40:50 dialing manager at localhost:34383 2025/11/18 10:40:50 checking machine... 2025/11/18 10:40:50 checking revisions... [ 43.955226] kmemleak: Automatic memory scanning thread ended 2025/11/18 10:40:50 testing simple program... [ 44.037380] cgroup: Unknown subsys name 'net' [ 44.090567] cgroup: Unknown subsys name 'cpuset' [ 44.105042] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 10:40:49 Registers: info registers vcpu 0 RAX=0000000000000001 RBX=ffffffff85e786a8 RCX=ffffffff8175a745 RDX=ffff888017619bc0 RSI=ffffffff8175a6eb RDI=0000000000000001 RBP=0000000000000001 RSP=ffff88800f9b78f0 R8 =0000000000000001 R9 =0000000000000000 R10=0000000000000001 R11=0000000000000001 R12=0000000000000000 R13=0000000000000000 R14=ffffffff85e786a8 R15=0000000000000cc0 RIP=ffffffff84c721be 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 00007f6aebaf8900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe0e00000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f6aec0af618 CR3=000000000b5b2000 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=0000000000000000 RBX=ffff88801a0481c0 RCX=ffffffff8152d723 RDX=0000000000000001 RSI=0000000000000004 RDI=ffff88801933fb40 RBP=1ffff11003267f64 RSP=ffff88801933fb18 R8 =0000000000000001 R9 =ffffed1003267f68 R10=0000000000000003 R11=0000000000000001 R12=ffff88801a0481c8 R13=ffff88801a0481d0 R14=ffff88801a048012 R15=1ffff11003267f85 RIP=ffffffff8152d734 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 00007f9435c79900 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe4900000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f6aeba27000 CR3=000000000ddbc000 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=ffffffffffff00000000000000000000 XMM02=ffffffffffff00000000000000000000 XMM03=00000000000000000000000000000000 XMM04=00000000000000000000000000000000 XMM05=00000000000000000000000000000000 XMM06=00000000000000000000000000000000 XMM07=00000000000000000000000000000000 XMM08=00000000000073707574726174732064 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000