[ 45.630251] ------------[ cut here ]------------ [ 45.631162] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 45.633186] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/242 [ 45.634904] Modules linked in: [ 45.635485] CPU: 1 UID: 104 PID: 242 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 45.637532] Tainted: [W]=WARN [ 45.638112] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 45.639586] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 45.640508] 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 [ 45.643650] RSP: 0018:ffff888016ebfbc0 EFLAGS: 00010286 [ 45.644625] RAX: 0000000000000000 RBX: ffffed1002dd7f78 RCX: ffffffff813a4050 [ 45.645893] RDX: ffff888016ba9bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 45.647218] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002dd7f2f [ 45.648542] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 45.649860] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016ebfdf8 [ 45.651178] FS: 00007f0338a3c900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 45.652669] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 45.653778] CR2: 00007ffd2d4a6ef8 CR3: 00000000099ee000 CR4: 0000000000350ef0 [ 45.655092] Call Trace: [ 45.655582] [ 45.656040] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 45.656995] ? __create_object+0x59/0x80 [ 45.657819] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 45.658809] __vmalloc_noprof+0x59/0x60 [ 45.659542] bpf_prog_alloc_no_stats+0x55/0x470 [ 45.660430] ? __pfx_seccomp_check_filter+0x10/0x10 [ 45.661440] bpf_prog_alloc+0x39/0x200 [ 45.662227] ? __pfx_seccomp_check_filter+0x10/0x10 [ 45.663316] bpf_prog_create_from_user+0xb2/0x2f0 [ 45.664249] do_seccomp+0x349/0x25e0 [ 45.665018] ? find_held_lock+0x2b/0x80 [ 45.665824] ? do_prlimit+0x310/0x610 [ 45.666542] ? __pfx_do_seccomp+0x10/0x10 [ 45.667337] ? do_raw_spin_unlock+0x53/0x220 [ 45.668178] ? _raw_spin_unlock+0x1e/0x40 [ 45.668998] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 45.670003] ? static_key_count+0x60/0x80 [ 45.670831] prctl_set_seccomp+0x4e/0x70 [ 45.671579] __do_sys_prctl+0xe6c/0x1d70 [ 45.672367] ? __pfx___do_sys_prctl+0x10/0x10 [ 45.673268] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 45.674283] ? irqentry_exit+0xf3/0x650 [ 45.675060] do_syscall_64+0xbf/0x430 [ 45.675830] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 45.676821] RIP: 0033:0x7f0338f2e5cd [ 45.677498] 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 [ 45.680726] RSP: 002b:00007ffd2d4a4d20 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 45.682122] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f0338f2e5cd [ 45.683422] RDX: 00005605ec258e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 45.684736] RBP: 00007ffd2d4a4d80 R08: 0000000000000000 R09: 00007ffd2d4a4420 [ 45.686037] R10: 0000000000000000 R11: 0000000000000246 R12: 0000560618dc5ad0 [ 45.687350] R13: 00007ffd2d4a51b0 R14: 0000560618dc6bc0 R15: 0000560618dd7780 [ 45.688732] [ 45.689162] irq event stamp: 1831 [ 45.689839] hardirqs last enabled at (1841): [] __up_console_sem+0x78/0x80 [ 45.691379] hardirqs last disabled at (1850): [] __up_console_sem+0x5d/0x80 [ 45.692948] softirqs last enabled at (1822): [] handle_softirqs+0x50c/0x770 [ 45.694262] softirqs last disabled at (1817): [] __irq_exit_rcu+0xc4/0x100 [ 45.695560] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 48.850966] ------------[ cut here ]------------ [ 48.851992] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 48.854142] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/249 [ 48.855768] Modules linked in: [ 48.856407] CPU: 0 UID: 104 PID: 249 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 48.858568] Tainted: [W]=WARN [ 48.859223] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 48.860807] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 48.861791] 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 [ 48.865260] RSP: 0018:ffff888016db7bc0 EFLAGS: 00010286 [ 48.866314] RAX: 0000000000000000 RBX: ffffed1002db6f78 RCX: ffffffff813a4050 [ 48.867711] RDX: ffff8880177bd340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 48.869124] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002db6f2f [ 48.870533] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 48.871932] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016db7df8 [ 48.873342] FS: 00007fe0c0dfb900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 48.874916] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 48.876070] CR2: 00007fff6bd69ef8 CR3: 000000000e3b0000 CR4: 0000000000350ef0 [ 48.877476] Call Trace: [ 48.878023] [ 48.878462] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 48.879453] ? __create_object+0x59/0x80 [ 48.880308] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 48.881382] __vmalloc_noprof+0x59/0x60 [ 48.882292] bpf_prog_alloc_no_stats+0x55/0x470 [ 48.883239] ? __pfx_seccomp_check_filter+0x10/0x10 [ 48.884398] bpf_prog_alloc+0x39/0x200 [ 48.885230] ? __pfx_seccomp_check_filter+0x10/0x10 [ 48.886229] bpf_prog_create_from_user+0xb2/0x2f0 [ 48.887205] do_seccomp+0x349/0x25e0 [ 48.887982] ? find_held_lock+0x2b/0x80 [ 48.888829] ? do_prlimit+0x310/0x610 [ 48.889583] ? __pfx_do_seccomp+0x10/0x10 [ 48.890451] ? do_raw_spin_unlock+0x53/0x220 [ 48.891363] ? _raw_spin_unlock+0x1e/0x40 [ 48.892222] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 48.893283] ? static_key_count+0x60/0x80 [ 48.894159] prctl_set_seccomp+0x4e/0x70 [ 48.895006] __do_sys_prctl+0xe6c/0x1d70 [ 48.895854] ? __pfx___do_sys_prctl+0x10/0x10 [ 48.896799] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 48.897861] ? irqentry_exit+0xf3/0x650 [ 48.898641] do_syscall_64+0xbf/0x430 [ 48.899449] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 48.900485] RIP: 0033:0x7fe0c12ed5cd [ 48.901276] 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 [ 48.904713] RSP: 002b:00007fff6bd67ea0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 48.906180] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fe0c12ed5cd [ 48.907573] RDX: 0000557b18989e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 48.908984] RBP: 00007fff6bd67f00 R08: 0000000000000000 R09: 00007fff6bd675a0 [ 48.909880] R10: 0000000000000000 R11: 0000000000000246 R12: 0000557b259c7ad0 [ 48.910733] R13: 00007fff6bd68330 R14: 0000557b259c8bc0 R15: 0000557b259d9780 [ 48.911571] [ 48.911889] irq event stamp: 1761 [ 48.912296] hardirqs last enabled at (1769): [] __up_console_sem+0x78/0x80 [ 48.913257] hardirqs last disabled at (1778): [] __up_console_sem+0x5d/0x80 [ 48.913983] softirqs last enabled at (1710): [] handle_softirqs+0x50c/0x770 [ 48.914736] softirqs last disabled at (1705): [] __irq_exit_rcu+0xc4/0x100 [ 48.915443] ---[ end trace 0000000000000000 ]--- [ 49.702957] ------------[ cut here ]------------ [ 49.703867] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.705871] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/256 [ 49.707323] Modules linked in: [ 49.707945] CPU: 1 UID: 104 PID: 256 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 49.709919] Tainted: [W]=WARN [ 49.710469] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.711906] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.712835] 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 [ 49.715958] RSP: 0018:ffff88800f1c7bc0 EFLAGS: 00010286 [ 49.716941] RAX: 0000000000000000 RBX: ffffed1001e38f78 RCX: ffffffff813a4050 [ 49.718193] RDX: ffff888015f5b780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.719455] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1001e38f2f [ 49.720726] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 49.721989] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800f1c7df8 [ 49.723267] FS: 00007f1103c94900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 49.724710] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.725760] CR2: 00007f1104186580 CR3: 000000000c4f5000 CR4: 0000000000350ef0 [ 49.727027] Call Trace: [ 49.727493] [ 49.727940] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 49.728848] ? __create_object+0x59/0x80 [ 49.729576] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.730523] __vmalloc_noprof+0x59/0x60 [ 49.731258] bpf_prog_alloc_no_stats+0x55/0x470 [ 49.732126] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.733055] bpf_prog_alloc+0x39/0x200 [ 49.733791] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.734660] bpf_prog_create_from_user+0xb2/0x2f0 [ 49.735550] do_seccomp+0x349/0x25e0 [ 49.736275] ? __pfx_css_rstat_updated+0x10/0x10 [ 49.737193] ? __pfx_do_seccomp+0x10/0x10 [ 49.737982] ? find_held_lock+0x2b/0x80 [ 49.738735] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 49.739638] ? static_key_count+0x60/0x80 [ 49.740429] prctl_set_seccomp+0x4e/0x70 [ 49.741204] __do_sys_prctl+0xe6c/0x1d70 [ 49.741992] ? __pfx___do_sys_prctl+0x10/0x10 [ 49.742833] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.743777] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 49.744760] ? irqentry_exit+0xf3/0x650 [ 49.745490] do_syscall_64+0xbf/0x430 [ 49.746216] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.747153] RIP: 0033:0x7f11041865cd [ 49.747847] 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 [ 49.751006] RSP: 002b:00007ffedb328520 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 49.752351] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f11041865cd [ 49.753625] RDX: 00005596061a0e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 49.754875] RBP: 00007ffedb328580 R08: 0000000000000000 R09: 00007ffedb327c20 [ 49.756130] R10: 0000000000000000 R11: 0000000000000246 R12: 0000559629bb12b0 [ 49.757402] R13: 00007ffedb3289b0 R14: 0000559629bb3d20 R15: 0000559629bc58d0 [ 49.758674] [ 49.759123] irq event stamp: 1813 [ 49.759760] hardirqs last enabled at (1823): [] __up_console_sem+0x78/0x80 [ 49.761264] hardirqs last disabled at (1832): [] __up_console_sem+0x5d/0x80 [ 49.762759] softirqs last enabled at (1366): [] handle_softirqs+0x50c/0x770 [ 49.764278] softirqs last disabled at (1361): [] __irq_exit_rcu+0xc4/0x100 [ 49.765783] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:36714' (ECDSA) to the list of known hosts. 2025/11/19 01:32:05 fuzzer started 2025/11/19 01:32:05 dialing manager at localhost:34383 2025/11/19 01:32:05 checking machine... 2025/11/19 01:32:05 checking revisions... [ 50.647926] kmemleak: Automatic memory scanning thread ended 2025/11/19 01:32:06 testing simple program... [ 50.726256] cgroup: Unknown subsys name 'net' [ 50.780241] cgroup: Unknown subsys name 'cpuset' [ 50.792971] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 01:32:05 Registers: info registers vcpu 0 RAX=0000000000000000 RBX=ffff888019dc8c00 RCX=0000000000000400 RDX=0000000000000200 RSI=ffff888019dc8c00 RDI=ffffffff83ca2311 RBP=ffff8880159878e0 RSP=ffff888015987858 R8 =0000000000482cc0 R9 =00000000ffffffff R10=0000000000000001 R11=0000000000000000 R12=0000000000482cc0 R13=0000000000000200 R14=00000000ffffffff R15=ffff888008c4b140 RIP=ffffffff815bd105 RFL=00000283 [--S---C] 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 00007fe0c0dfb900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe1600000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fe0c13b0650 CR3=000000001ed1d000 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=000000000000000000000000000000ff XMM02=000000000000000000000000000000ff XMM03=5320444f4854454d5f54505952434e45 XMM04=40404040404040404040404040404040 XMM05=5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a XMM06=20202020202020202020202020202020 XMM07=00000000000000000000000000000000 XMM08=ffbc64ffffbc44ffffbc34ffffbc9f00 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=0000000000000000 RBX=0000000000000053 RCX=0000000000000000 RDX=0000000000000001 RSI=00007ffde0f7a6ac RDI=00007ffde0f7a6c8 RBP=00007ffde0f7a780 RSP=00007ffde0f7a648 R8 =00005563c64f9a10 R9 =00007fbfd1766000 R10=0000000000000000 R11=00007ffde0f7a6b0 R12=00005563d43c5a40 R13=00007ffde0f7a6c8 R14=0000000000000000 R15=0000000000000052 RIP=00007fbfd1617f90 RFL=00000246 [---Z-P-] CPL=3 II=0 A20=1 SMM=0 HLT=0 ES =0000 0000000000000000 00000000 00000000 CS =0033 0000000000000000 ffffffff 00a0fb00 DPL=3 CS64 [-RA] SS =002b 0000000000000000 ffffffff 00c0f300 DPL=3 DS [-WA] DS =0000 0000000000000000 00000000 00000000 FS =0000 00007fbfd0b11900 00000000 00000000 GS =0000 0000000000000000 00000000 00000000 LDT=0000 fffffe2400000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=0000557b25a02868 CR3=000000000bb46000 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=00000000000000000000000000000000 XMM02=0000000000ff0000000000ff00000000 XMM03=2744f4686e8a459600000000003045b8 XMM04=0d62280d0525878900000000000ae988 XMM05=50b21b293c216b9d00000000003218d8 XMM06=a748ccc27a5f04c10000000000320358 XMM07=fb795ef6d65770560000000000310a58 XMM08=4f5453444600273d67736d000d0a0920 XMM09=00000000000000000000000000000000 XMM10=20200000000020202020202020200000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000