[ 39.271029] ------------[ cut here ]------------ [ 39.271962] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.274352] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/233 [ 39.275807] Modules linked in: [ 39.276419] CPU: 1 UID: 104 PID: 233 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 39.278386] Tainted: [W]=WARN [ 39.278935] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.280436] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.281322] 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 [ 39.284449] RSP: 0018:ffff88801730fbc0 EFLAGS: 00010286 [ 39.285406] RAX: 0000000000000000 RBX: ffffed1002e61f78 RCX: ffffffff813a4050 [ 39.286667] RDX: ffff888016160000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.287927] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002e61f2f [ 39.289180] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.290432] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801730fdf8 [ 39.291696] FS: 00007fe7ab9b5900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 39.293112] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.294152] CR2: 00007fe7abea7580 CR3: 000000000e522000 CR4: 0000000000350ef0 [ 39.295417] Call Trace: [ 39.295875] [ 39.296319] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.297156] ? __create_object+0x59/0x80 [ 39.297921] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.298867] __vmalloc_noprof+0x59/0x60 [ 39.299626] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.300478] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.301393] bpf_prog_alloc+0x39/0x200 [ 39.302077] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.303001] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.303910] do_seccomp+0x349/0x25e0 [ 39.304646] ? __pfx_css_rstat_updated+0x10/0x10 [ 39.305542] ? __pfx_do_seccomp+0x10/0x10 [ 39.306334] ? find_held_lock+0x2b/0x80 [ 39.307058] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.308037] ? static_key_count+0x60/0x80 [ 39.308835] prctl_set_seccomp+0x4e/0x70 [ 39.309617] __do_sys_prctl+0xe6c/0x1d70 [ 39.310406] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.311256] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.312186] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.313159] ? irqentry_exit+0xf3/0x650 [ 39.313922] do_syscall_64+0xbf/0x430 [ 39.314683] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.315655] RIP: 0033:0x7fe7abea75cd [ 39.316355] 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 [ 39.319521] RSP: 002b:00007ffe0b2e57b0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.320886] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fe7abea75cd [ 39.322170] RDX: 00005621b4bc4e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.323467] RBP: 00007ffe0b2e5810 R08: 0000000000000000 R09: 00007ffe0b2e4eb0 [ 39.324742] R10: 0000000000000000 R11: 0000000000000246 R12: 00005621d3b982b0 [ 39.326017] R13: 00007ffe0b2e5c40 R14: 00005621d3b9ad20 R15: 00005621d3bac8d0 [ 39.327322] [ 39.327725] irq event stamp: 1811 [ 39.328107] hardirqs last enabled at (1819): [] __up_console_sem+0x78/0x80 [ 39.329070] hardirqs last disabled at (1828): [] __up_console_sem+0x5d/0x80 [ 39.330036] softirqs last enabled at (1800): [] handle_softirqs+0x50c/0x770 [ 39.331013] softirqs last disabled at (1795): [] __irq_exit_rcu+0xc4/0x100 [ 39.331904] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 41.686630] ------------[ cut here ]------------ [ 41.687548] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 41.689547] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/241 [ 41.691005] Modules linked in: [ 41.691648] CPU: 1 UID: 104 PID: 241 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 41.693892] Tainted: [W]=WARN [ 41.694557] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 41.696046] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 41.696959] 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 [ 41.700149] RSP: 0018:ffff88801a087bc0 EFLAGS: 00010286 [ 41.701125] RAX: 0000000000000000 RBX: ffffed1003410f78 RCX: ffffffff813a4050 [ 41.702425] RDX: ffff888019d45340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 41.703725] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1003410f2f [ 41.705036] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 41.706340] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801a087df8 [ 41.707666] FS: 00007f9dc9afe900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 41.709112] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 41.710177] CR2: 00007ffca6021ef7 CR3: 0000000020f29000 CR4: 0000000000350ef0 [ 41.711492] Call Trace: [ 41.711981] [ 41.712452] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 41.713348] ? __create_object+0x59/0x80 [ 41.714098] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 41.715076] __vmalloc_noprof+0x59/0x60 [ 41.715862] bpf_prog_alloc_no_stats+0x55/0x470 [ 41.716733] ? __pfx_seccomp_check_filter+0x10/0x10 [ 41.717677] bpf_prog_alloc+0x39/0x200 [ 41.718425] ? __pfx_seccomp_check_filter+0x10/0x10 [ 41.719361] bpf_prog_create_from_user+0xb2/0x2f0 [ 41.720287] do_seccomp+0x349/0x25e0 [ 41.720963] ? find_held_lock+0x2b/0x80 [ 41.721718] ? do_prlimit+0x310/0x610 [ 41.722485] ? __pfx_do_seccomp+0x10/0x10 [ 41.723279] ? do_raw_spin_unlock+0x53/0x220 [ 41.724079] ? _raw_spin_unlock+0x1e/0x40 [ 41.724859] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 41.725837] ? static_key_count+0x60/0x80 [ 41.726655] prctl_set_seccomp+0x4e/0x70 [ 41.727447] __do_sys_prctl+0xe6c/0x1d70 [ 41.728189] ? __pfx___do_sys_prctl+0x10/0x10 [ 41.729047] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 41.730010] ? irqentry_exit+0xf3/0x650 [ 41.730789] do_syscall_64+0xbf/0x430 [ 41.731553] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 41.732513] RIP: 0033:0x7f9dc9ff05cd [ 41.733172] 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 [ 41.736369] RSP: 002b:00007ffca6020e90 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 41.737747] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f9dc9ff05cd [ 41.739047] RDX: 0000564c03147e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 41.740350] RBP: 00007ffca6020ef0 R08: 0000000000000000 R09: 00007ffca6020590 [ 41.741644] R10: 0000000000000000 R11: 0000000000000246 R12: 0000564c273852b0 [ 41.742938] R13: 00007ffca6021320 R14: 0000564c27387d20 R15: 0000564c273998d0 [ 41.744268] [ 41.744695] irq event stamp: 1789 [ 41.745345] hardirqs last enabled at (1799): [] __up_console_sem+0x78/0x80 [ 41.746881] hardirqs last disabled at (1808): [] __up_console_sem+0x5d/0x80 [ 41.748397] softirqs last enabled at (1404): [] handle_softirqs+0x50c/0x770 [ 41.749679] softirqs last disabled at (1399): [] __irq_exit_rcu+0xc4/0x100 [ 41.750926] ---[ end trace 0000000000000000 ]--- [ 42.505324] ------------[ cut here ]------------ [ 42.506195] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.508373] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/248 [ 42.509846] Modules linked in: [ 42.510491] CPU: 0 UID: 104 PID: 248 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 42.512500] Tainted: [W]=WARN [ 42.513058] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.514528] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.515439] 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 [ 42.518669] RSP: 0018:ffff8880173dfbc0 EFLAGS: 00010286 [ 42.519661] RAX: 0000000000000000 RBX: ffffed1002e7bf78 RCX: ffffffff813a4050 [ 42.520968] RDX: ffff888016cf8000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.522267] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002e7bf2f [ 42.523568] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.524869] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880173dfdf8 [ 42.526175] FS: 00007ff298e06900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 42.527645] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.528712] CR2: 00007ff2992f8580 CR3: 000000000e880000 CR4: 0000000000350ef0 [ 42.529994] Call Trace: [ 42.530515] [ 42.530932] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.531843] ? __create_object+0x59/0x80 [ 42.532628] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.533617] __vmalloc_noprof+0x59/0x60 [ 42.534375] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.535265] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.536185] bpf_prog_alloc+0x39/0x200 [ 42.536931] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.537866] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.538780] do_seccomp+0x349/0x25e0 [ 42.539511] ? irqentry_exit+0x17b/0x650 [ 42.540289] ? trace_irq_disable.constprop.0+0xc2/0x100 [ 42.541291] ? __pfx_do_seccomp+0x10/0x10 [ 42.542066] ? __do_sys_prctl+0xc4/0x1d70 [ 42.542888] ? __sanitizer_cov_trace_switch+0x16/0x90 [ 42.543865] prctl_set_seccomp+0x4e/0x70 [ 42.544658] __do_sys_prctl+0xe6c/0x1d70 [ 42.545448] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.546329] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.547313] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.548308] ? irqentry_exit+0xf3/0x650 [ 42.549033] do_syscall_64+0xbf/0x430 [ 42.549783] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.550729] RIP: 0033:0x7ff2992f85cd [ 42.551467] 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 [ 42.554665] RSP: 002b:00007fff848d2610 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.556064] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007ff2992f85cd [ 42.557353] RDX: 000055867de33e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.558652] RBP: 00007fff848d2670 R08: 0000000000000000 R09: 00007fff848d1d10 [ 42.559974] R10: 0000000000000000 R11: 0000000000000246 R12: 000055869b282ad0 [ 42.561260] R13: 00007fff848d2aa0 R14: 000055869b283bc0 R15: 000055869b294780 [ 42.562576] [ 42.563008] irq event stamp: 1741 [ 42.563682] hardirqs last enabled at (1751): [] __up_console_sem+0x78/0x80 [ 42.565252] hardirqs last disabled at (1760): [] __up_console_sem+0x5d/0x80 [ 42.566763] softirqs last enabled at (1576): [] handle_softirqs+0x50c/0x770 [ 42.568338] softirqs last disabled at (1571): [] __irq_exit_rcu+0xc4/0x100 [ 42.569884] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:49456' (ECDSA) to the list of known hosts. 2025/11/18 17:29:37 fuzzer started 2025/11/18 17:29:37 dialing manager at localhost:34383 2025/11/18 17:29:37 checking machine... 2025/11/18 17:29:37 checking revisions... [ 43.527455] kmemleak: Automatic memory scanning thread ended 2025/11/18 17:29:37 testing simple program... [ 43.608849] cgroup: Unknown subsys name 'net' [ 43.671959] cgroup: Unknown subsys name 'cpuset' [ 43.685606] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 17:29:36 Registers: info registers vcpu 0 RAX=ffffffff883ef968 RBX=0000000000000030 RCX=ffffffff883baec8 RDX=0000000000000001 RSI=ffffffff87cf34e8 RDI=0000000000000001 RBP=ffffffff81522860 RSP=ffff888015aa75c8 R8 =0000000000000000 R9 =0000000000000030 R10=ffff8880158f2690 R11=0000000000000000 R12=ffff888015aa7638 R13=ffffffff815229a0 R14=0000000000000000 R15=ffff888015aa7658 RIP=ffffffff8152381e RFL=00000006 [-----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 00007f0663346700 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=00007f6ea9c26390 CR3=000000000d362000 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=2036333a39323a373120383120766f4e XMM01=73732878696e755f6d6170203a5d3034 XMM02=65736f6c63206e6f6973736573203a29 XMM03=755f6d6170203a5d3034325b64687373 XMM04=69662068637573206f4e203a656c6163 XMM05=3a656c696620766e65206e65706f206f XMM06=65733a6468737328766e655f6d617020 XMM07=6b7a79732036333a39323a3731203831 XMM08=30343d7974696c696261706163202279 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=0000000000000000 RBX=ffff888018ae3000 RCX=ffffffff843208f9 RDX=ffff888016268000 RSI=ffffffff8432090a RDI=0000000000000005 RBP=0000000000000002 RSP=ffff88801a20f430 R8 =0000000000000001 R9 =ffffed10038e5427 R10=0000000000000000 R11=00000ffc00000e36 R12=ffff888020d643c0 R13=ffff88801a20f5e0 R14=0000000000000014 R15=00000000691cad00 RIP=ffffffff81751e08 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 00007f9dc9afe900 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe0b00000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffca601b000 CR3=000000000e461000 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=74696d7265705f6d61703d73726f746e XMM02=000000000000000000000000000000ff XMM03=5320444f4854454d5f54505952434e45 XMM04=40404040404040404040404040404040 XMM05=5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a XMM06=20202020202020202020202020202020 XMM07=00000000000000000000000000000000 XMM08=61662029286e65706f5f746964756100 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000