[ 39.230210] ------------[ cut here ]------------ [ 39.230947] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.232655] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/231 [ 39.233893] Modules linked in: [ 39.234424] CPU: 1 UID: 104 PID: 231 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 39.236321] Tainted: [W]=WARN [ 39.236793] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.238107] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.238838] 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 [ 39.241535] RSP: 0018:ffff8880159efbc0 EFLAGS: 00010286 [ 39.242367] RAX: 0000000000000000 RBX: ffffed1002b3df78 RCX: ffffffff813a4050 [ 39.243478] RDX: ffff88801af2d340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.244550] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002b3df2f [ 39.245620] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.246689] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880159efdf8 [ 39.247794] FS: 00007f9c64a42900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 39.249002] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.249900] CR2: 00007f9c64f34580 CR3: 000000000fc44000 CR4: 0000000000350ef0 [ 39.250975] Call Trace: [ 39.251441] [ 39.251795] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.252561] ? __create_object+0x59/0x80 [ 39.253214] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.253983] __vmalloc_noprof+0x59/0x60 [ 39.254618] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.255381] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.256242] bpf_prog_alloc+0x39/0x200 [ 39.256965] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.257988] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.258875] do_seccomp+0x349/0x25e0 [ 39.259560] ? lock_release+0xc8/0x290 [ 39.260217] ? __pfx_do_seccomp+0x10/0x10 [ 39.260879] ? __schedule+0xf2c/0x3d40 [ 39.261523] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.262336] ? static_key_count+0x60/0x80 [ 39.263018] prctl_set_seccomp+0x4e/0x70 [ 39.263700] __do_sys_prctl+0xe6c/0x1d70 [ 39.264352] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.265014] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.265808] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.266612] ? irqentry_exit+0xf3/0x650 [ 39.267257] do_syscall_64+0xbf/0x430 [ 39.267882] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.268687] RIP: 0033:0x7f9c64f345cd [ 39.269280] 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 [ 39.271951] RSP: 002b:00007fff23ad1290 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.273103] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f9c64f345cd [ 39.274172] RDX: 000055ad92e23e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.275235] RBP: 00007fff23ad12f0 R08: 0000000000000000 R09: 00007fff23ad0990 [ 39.276347] R10: 0000000000000000 R11: 0000000000000246 R12: 000055adb56e0240 [ 39.277422] R13: 00007fff23ad1720 R14: 000055adb56dfbf0 R15: 000055adb56f44d0 [ 39.278575] [ 39.278936] irq event stamp: 1943 [ 39.279538] hardirqs last enabled at (1953): [] __up_console_sem+0x78/0x80 [ 39.280855] hardirqs last disabled at (1962): [] __up_console_sem+0x5d/0x80 [ 39.282179] softirqs last enabled at (1492): [] handle_softirqs+0x50c/0x770 [ 39.283575] softirqs last disabled at (1981): [] __irq_exit_rcu+0xc4/0x100 [ 39.284884] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 41.924899] ------------[ cut here ]------------ [ 41.925936] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 41.928079] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/239 [ 41.929714] Modules linked in: [ 41.930410] CPU: 0 UID: 104 PID: 239 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 41.932551] Tainted: [W]=WARN [ 41.933205] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 41.934770] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 41.935781] 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 [ 41.939139] RSP: 0018:ffff888016c8fbc0 EFLAGS: 00010286 [ 41.940210] RAX: 0000000000000000 RBX: ffffed1002d91f78 RCX: ffffffff813a4050 [ 41.941583] RDX: ffff88801acb5340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 41.942958] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002d91f2f [ 41.944343] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 41.945629] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016c8fdf8 [ 41.946934] FS: 00007f1a2d078900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 41.949645] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 41.952449] CR2: 00007ffd284adef7 CR3: 000000002047a000 CR4: 0000000000350ef0 [ 41.953787] Call Trace: [ 41.954283] [ 41.954694] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 41.955624] ? __create_object+0x59/0x80 [ 41.956423] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 41.957418] __vmalloc_noprof+0x59/0x60 [ 41.958199] bpf_prog_alloc_no_stats+0x55/0x470 [ 41.959018] ? __pfx_seccomp_check_filter+0x10/0x10 [ 41.959969] bpf_prog_alloc+0x39/0x200 [ 41.960722] ? __pfx_seccomp_check_filter+0x10/0x10 [ 41.961677] bpf_prog_create_from_user+0xb2/0x2f0 [ 41.962597] do_seccomp+0x349/0x25e0 [ 41.963328] ? find_held_lock+0x2b/0x80 [ 41.964047] ? do_prlimit+0x310/0x610 [ 41.964819] ? __pfx_do_seccomp+0x10/0x10 [ 41.965629] ? do_raw_spin_unlock+0x53/0x220 [ 41.966475] ? _raw_spin_unlock+0x1e/0x40 [ 41.967286] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 41.968292] ? static_key_count+0x60/0x80 [ 41.969059] prctl_set_seccomp+0x4e/0x70 [ 41.969862] __do_sys_prctl+0xe6c/0x1d70 [ 41.970670] ? __pfx___do_sys_prctl+0x10/0x10 [ 41.971575] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 41.972562] ? irqentry_exit+0xf3/0x650 [ 41.973346] do_syscall_64+0xbf/0x430 [ 41.974044] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 41.974997] RIP: 0033:0x7f1a2d56a5cd [ 41.975741] 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 [ 41.978924] RSP: 002b:00007ffd284ab470 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 41.980337] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f1a2d56a5cd [ 41.981622] RDX: 000055de17122e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 41.982923] RBP: 00007ffd284ab4d0 R08: 0000000000000000 R09: 00007ffd284aab70 [ 41.984217] R10: 0000000000000000 R11: 0000000000000246 R12: 000055de1d9bdad0 [ 41.985521] R13: 00007ffd284ab900 R14: 000055de1d9bebc0 R15: 000055de1d9cf780 [ 41.986834] [ 41.987312] irq event stamp: 2017 [ 41.987946] hardirqs last enabled at (2025): [] __up_console_sem+0x78/0x80 [ 41.989515] hardirqs last disabled at (2034): [] __up_console_sem+0x5d/0x80 [ 41.991068] softirqs last enabled at (1938): [] handle_softirqs+0x50c/0x770 [ 41.992682] softirqs last disabled at (1933): [] __irq_exit_rcu+0xc4/0x100 [ 41.994214] ---[ end trace 0000000000000000 ]--- [ 42.726406] ------------[ cut here ]------------ [ 42.726973] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.728240] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/246 [ 42.729178] Modules linked in: [ 42.729554] CPU: 0 UID: 104 PID: 246 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 42.730812] Tainted: [W]=WARN [ 42.731187] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.732130] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.732672] 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 [ 42.734809] RSP: 0018:ffff8880163bfbc0 EFLAGS: 00010286 [ 42.735495] RAX: 0000000000000000 RBX: ffffed1002c77f78 RCX: ffffffff813a4050 [ 42.736316] RDX: ffff888009e31bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.737129] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002c77f2f [ 42.737905] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.738712] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880163bfdf8 [ 42.739535] FS: 00007f6573591900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 42.740444] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.741112] CR2: 00007f6573a83580 CR3: 000000000d4ff000 CR4: 0000000000350ef0 [ 42.741893] Call Trace: [ 42.742216] [ 42.742475] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.743008] ? __create_object+0x59/0x80 [ 42.743511] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.744120] __vmalloc_noprof+0x59/0x60 [ 42.744566] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.745123] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.745681] bpf_prog_alloc+0x39/0x200 [ 42.746147] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.746708] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.747283] do_seccomp+0x349/0x25e0 [ 42.747719] ? __pfx_css_rstat_updated+0x10/0x10 [ 42.748281] ? __pfx_do_seccomp+0x10/0x10 [ 42.748749] ? find_held_lock+0x2b/0x80 [ 42.749236] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.749815] ? static_key_count+0x60/0x80 [ 42.750313] prctl_set_seccomp+0x4e/0x70 [ 42.750771] __do_sys_prctl+0xe6c/0x1d70 [ 42.751269] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.751792] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.752398] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.752979] ? irqentry_exit+0xf3/0x650 [ 42.753468] do_syscall_64+0xbf/0x430 [ 42.753905] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.754499] RIP: 0033:0x7f6573a835cd [ 42.754916] 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 [ 42.756917] RSP: 002b:00007ffe39cf81b0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.757778] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f6573a835cd [ 42.758587] RDX: 00005567b93cfe00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.759405] RBP: 00007ffe39cf8210 R08: 0000000000000000 R09: 00007ffe39cf78b0 [ 42.760207] R10: 0000000000000000 R11: 0000000000000246 R12: 00005567f1cf7ad0 [ 42.760984] R13: 00007ffe39cf8640 R14: 00005567f1cf8bc0 R15: 00005567f1d09780 [ 42.761807] [ 42.762099] irq event stamp: 1743 [ 42.762484] hardirqs last enabled at (1751): [] __up_console_sem+0x78/0x80 [ 42.763456] hardirqs last disabled at (1760): [] __up_console_sem+0x5d/0x80 [ 42.764414] softirqs last enabled at (1346): [] handle_softirqs+0x50c/0x770 [ 42.765388] softirqs last disabled at (1325): [] __irq_exit_rcu+0xc4/0x100 [ 42.766347] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:8878' (ECDSA) to the list of known hosts. 2025/11/18 17:28:05 fuzzer started 2025/11/18 17:28:06 dialing manager at localhost:34383 2025/11/18 17:28:06 checking machine... 2025/11/18 17:28:06 checking revisions... [ 43.698424] kmemleak: Automatic memory scanning thread ended 2025/11/18 17:28:06 testing simple program... [ 43.778435] cgroup: Unknown subsys name 'net' [ 43.843160] cgroup: Unknown subsys name 'cpuset' [ 43.855670] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 17:28:05 Registers: info registers vcpu 0 RAX=0000000000043a5d RBX=0000000000000000 RCX=ffffffff84c72d57 RDX=0000000000000000 RSI=0000000000000000 RDI=ffffffff814d2c90 RBP=dffffc0000000000 RSP=ffffffff85c07e00 R8 =0000000000000001 R9 =ffffed100d9c639a R10=ffff88806ce31cd3 R11=0000000000000001 R12=ffffffff8664f850 R13=1ffffffff0b80fc7 R14=0000000000000000 R15=0000000000000000 RIP=ffffffff84c7174e RFL=00000202 [-------] CPL=0 II=0 A20=1 SMM=0 HLT=1 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 0000000000000000 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe7400000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffd284a5000 CR3=000000000bc41000 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=2035303a38323a373120383120766f4e XMM01=73732878696e755f6d6170203a5d3833 XMM02=65736f6c63206e6f6973736573203a29 XMM03=755f6d6170203a5d3833325b64687373 XMM04=69662068637573206f4e203a656c6163 XMM05=3a656c696620766e65206e65706f206f XMM06=65733a6468737328766e655f6d617020 XMM07=6b7a79732034303a38323a3731203831 XMM08=30343d7974696c696261706163202279 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=0000000000000000 RBX=ffff8880165df288 RCX=ffffffff84c11bd3 RDX=ffff88801af28000 RSI=ffffffff84c13879 RDI=ffff8880165df2d0 RBP=000000000000000d RSP=ffff8880165df0a0 R8 =0000000000000001 R9 =0000000000000000 R10=0000000000000003 R11=0000000000000000 R12=0000000000000003 R13=0000000000000008 R14=dffffc0000000000 R15=ffff8880165df3e0 RIP=ffffffff81751e00 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 00007f1a2d078900 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe4300000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f1a2d057020 CR3=0000000020495000 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=652022746f6f72223d74636361207469 XMM02=3d6c616e696d72657420322e322e302e XMM03=3d656d616e74736f682022646873732f XMM04=40404040404040404040404040404040 XMM05=5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a XMM06=20202020202020202020202020202020 XMM07=00000000000000000000000000000000 XMM08=652075253d64692073253d706f000000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000