[ 39.336381] ------------[ cut here ]------------ [ 39.337029] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.338692] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/232 [ 39.339634] Modules linked in: [ 39.340027] CPU: 0 UID: 104 PID: 232 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 39.341298] Tainted: [W]=WARN [ 39.341651] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.342599] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.343173] 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 [ 39.345233] RSP: 0018:ffff88800979fbc0 EFLAGS: 00010286 [ 39.345863] RAX: 0000000000000000 RBX: ffffed10012f3f78 RCX: ffffffff813a4050 [ 39.346667] RDX: ffff888018575340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.347498] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10012f3f2f [ 39.348334] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.349185] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800979fdf8 [ 39.350022] FS: 00007f4312479900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 39.350968] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.351622] CR2: 00007ffe27f1def7 CR3: 0000000009fa2000 CR4: 0000000000350ef0 [ 39.352456] Call Trace: [ 39.352758] [ 39.353046] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.353585] ? __create_object+0x59/0x80 [ 39.354088] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.354696] __vmalloc_noprof+0x59/0x60 [ 39.355182] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.355717] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.356320] bpf_prog_alloc+0x39/0x200 [ 39.356795] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.357362] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.357951] do_seccomp+0x349/0x25e0 [ 39.358390] ? find_held_lock+0x2b/0x80 [ 39.358888] ? do_prlimit+0x310/0x610 [ 39.359340] ? __pfx_do_seccomp+0x10/0x10 [ 39.359838] ? do_raw_spin_unlock+0x53/0x220 [ 39.360343] ? _raw_spin_unlock+0x1e/0x40 [ 39.360836] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.361421] ? static_key_count+0x60/0x80 [ 39.361939] prctl_set_seccomp+0x4e/0x70 [ 39.362404] __do_sys_prctl+0xe6c/0x1d70 [ 39.362912] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.363434] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.364058] ? irqentry_exit+0xf3/0x650 [ 39.364522] do_syscall_64+0xbf/0x430 [ 39.365004] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.365587] RIP: 0033:0x7f431296b5cd [ 39.366047] 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 [ 39.368102] RSP: 002b:00007ffe27f1ce00 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.368985] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f431296b5cd [ 39.369800] RDX: 0000560973c54e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.370605] RBP: 00007ffe27f1ce60 R08: 0000000000000000 R09: 00007ffe27f1c500 [ 39.371430] R10: 0000000000000000 R11: 0000000000000246 R12: 00005609b1ae7ad0 [ 39.372274] R13: 00007ffe27f1d290 R14: 00005609b1ae8bc0 R15: 00005609b1af9780 [ 39.373118] [ 39.373396] irq event stamp: 1741 [ 39.373811] hardirqs last enabled at (1751): [] __up_console_sem+0x78/0x80 [ 39.374799] hardirqs last disabled at (1760): [] __up_console_sem+0x5d/0x80 [ 39.375755] softirqs last enabled at (1282): [] handle_softirqs+0x50c/0x770 [ 39.376747] softirqs last disabled at (1273): [] __irq_exit_rcu+0xc4/0x100 [ 39.377730] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 42.314587] ------------[ cut here ]------------ [ 42.315541] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.317540] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/241 [ 42.318998] Modules linked in: [ 42.319580] CPU: 1 UID: 104 PID: 241 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 42.321570] Tainted: [W]=WARN [ 42.322411] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.323981] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.324897] 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 [ 42.328101] RSP: 0018:ffff88801851fbc0 EFLAGS: 00010286 [ 42.329084] RAX: 0000000000000000 RBX: ffffed10030a3f78 RCX: ffffffff813a4050 [ 42.330370] RDX: ffff88801c6e5340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.331660] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10030a3f2f [ 42.332930] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.334220] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801851fdf8 [ 42.335519] FS: 00007f3bf8be6900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 42.336962] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.338025] CR2: 00007f3bf90d8580 CR3: 00000000141ea000 CR4: 0000000000350ef0 [ 42.339331] Call Trace: [ 42.339832] [ 42.340242] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.341141] ? __create_object+0x59/0x80 [ 42.341925] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.342904] __vmalloc_noprof+0x59/0x60 [ 42.343634] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.344506] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.345435] bpf_prog_alloc+0x39/0x200 [ 42.346176] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.347123] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.348026] do_seccomp+0x349/0x25e0 [ 42.348707] ? __pfx_css_rstat_updated+0x10/0x10 [ 42.349602] ? __pfx_do_seccomp+0x10/0x10 [ 42.350380] ? find_held_lock+0x2b/0x80 [ 42.351155] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.352111] ? static_key_count+0x60/0x80 [ 42.352917] prctl_set_seccomp+0x4e/0x70 [ 42.353654] __do_sys_prctl+0xe6c/0x1d70 [ 42.354435] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.355313] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.356287] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.357260] ? irqentry_exit+0xf3/0x650 [ 42.358014] do_syscall_64+0xbf/0x430 [ 42.358720] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.359682] RIP: 0033:0x7f3bf90d85cd [ 42.360379] 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 [ 42.363555] RSP: 002b:00007ffd45b811d0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.364908] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f3bf90d85cd [ 42.366177] RDX: 000055ce3ea1ae00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.367392] RBP: 00007ffd45b81230 R08: 0000000000000000 R09: 00007ffd45b808d0 [ 42.368533] R10: 0000000000000000 R11: 0000000000000246 R12: 000055ce6d956240 [ 42.369672] R13: 00007ffd45b81660 R14: 000055ce6d95f380 R15: 000055ce6d96a540 [ 42.370837] [ 42.371215] irq event stamp: 1823 [ 42.371754] hardirqs last enabled at (1831): [] __up_console_sem+0x78/0x80 [ 42.373121] hardirqs last disabled at (1842): [] __up_console_sem+0x5d/0x80 [ 42.374454] softirqs last enabled at (1466): [] handle_softirqs+0x50c/0x770 [ 42.375834] softirqs last disabled at (1461): [] __irq_exit_rcu+0xc4/0x100 [ 42.377163] ---[ end trace 0000000000000000 ]--- [ 43.103303] ------------[ cut here ]------------ [ 43.104278] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 43.106417] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/248 [ 43.108231] Modules linked in: [ 43.108970] CPU: 1 UID: 104 PID: 248 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 43.111108] Tainted: [W]=WARN [ 43.111699] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 43.113267] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 43.114244] 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 [ 43.117671] RSP: 0018:ffff888016ec7bc0 EFLAGS: 00010286 [ 43.118729] RAX: 0000000000000000 RBX: ffffed1002dd8f78 RCX: ffffffff813a4050 [ 43.120105] RDX: ffff88801c618000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 43.121526] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002dd8f2f [ 43.122957] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 43.124407] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016ec7df8 [ 43.125821] FS: 00007f6d47e31900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 43.127474] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.128650] CR2: 00007f6d48323580 CR3: 0000000020ac9000 CR4: 0000000000350ef0 [ 43.130119] Call Trace: [ 43.130636] [ 43.131154] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 43.132161] ? __create_object+0x59/0x80 [ 43.133039] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.134121] __vmalloc_noprof+0x59/0x60 [ 43.134979] bpf_prog_alloc_no_stats+0x55/0x470 [ 43.135951] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.136990] bpf_prog_alloc+0x39/0x200 [ 43.137818] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.139425] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.140457] do_seccomp+0x349/0x25e0 [ 43.141271] ? __pfx_css_rstat_updated+0x10/0x10 [ 43.142268] ? __pfx_do_seccomp+0x10/0x10 [ 43.143152] ? find_held_lock+0x2b/0x80 [ 43.144003] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.144977] ? static_key_count+0x60/0x80 [ 43.145724] prctl_set_seccomp+0x4e/0x70 [ 43.146502] __do_sys_prctl+0xe6c/0x1d70 [ 43.147287] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.148147] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.149103] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.150062] ? irqentry_exit+0xf3/0x650 [ 43.150830] do_syscall_64+0xbf/0x430 [ 43.151512] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.152458] RIP: 0033:0x7f6d483235cd [ 43.153156] 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 [ 43.156332] RSP: 002b:00007ffccc3a3d20 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.157695] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f6d483235cd [ 43.158969] RDX: 000055f34cc62e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.160270] RBP: 00007ffccc3a3d80 R08: 0000000000000000 R09: 00007ffccc3a3420 [ 43.161553] R10: 0000000000000000 R11: 0000000000000246 R12: 000055f381bdfbf0 [ 43.162860] R13: 00007ffccc3a41b0 R14: 000055f381be9380 R15: 000055f381bf4460 [ 43.164173] [ 43.164605] irq event stamp: 1899 [ 43.165263] hardirqs last enabled at (1909): [] __up_console_sem+0x78/0x80 [ 43.166992] hardirqs last disabled at (1918): [] __up_console_sem+0x5d/0x80 [ 43.168429] softirqs last enabled at (1822): [] handle_softirqs+0x50c/0x770 [ 43.169961] softirqs last disabled at (1817): [] __irq_exit_rcu+0xc4/0x100 [ 43.171343] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:33474' (ECDSA) to the list of known hosts. 2025/11/18 21:18:14 fuzzer started 2025/11/18 21:18:14 dialing manager at localhost:34383 2025/11/18 21:18:14 checking machine... 2025/11/18 21:18:14 checking revisions... [ 44.007248] kmemleak: Automatic memory scanning thread ended 2025/11/18 21:18:14 testing simple program... [ 44.105120] cgroup: Unknown subsys name 'net' [ 44.183066] cgroup: Unknown subsys name 'cpuset' [ 44.197585] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 21:18:13 Registers: info registers vcpu 0 RAX=ffffffff81000130 RBX=000000000000000c RCX=0000000000000000 RDX=0000000000000000 RSI=000000000000000d RDI=ffff88801a38f748 RBP=dffffc0000000000 RSP=ffff88801a38f658 R8 =0000000000000001 R9 =0000000000000000 R10=0000000000000001 R11=0000000000000001 R12=000000000000000d R13=0000000000000000 R14=ffff88801a38f6e8 R15=ffff8880096c78c0 RIP=ffffffff81619309 RFL=00000287 [--S--PC] 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 00007f3bf8be6900 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=00007ffd45b7b000 CR3=0000000007233000 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=563412feff00545000000000000080fe XMM01=74696d7265705f6d61703d73726f746e XMM02=000000000000000000000000000000ff XMM03=0000006f730074696d7265705f6d6170 XMM04=40404040404040404040404040404040 XMM05=5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a XMM06=20202020202020202020202020202020 XMM07=00000000000000000000000000000000 XMM08=61662029286e65706f5f746964756100 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=0000000000000000 RBX=0000000000000001 RCX=ffffffff84bf0364 RDX=ffff888016559bc0 RSI=ffffffff84bf0416 RDI=0000000000000005 RBP=0000000000000000 RSP=ffff88801661fc88 R8 =0000000000000001 R9 =0000000000000000 R10=0000000000000001 R11=0000000000000001 R12=00007f29e904e000 R13=0000000000000000 R14=ffff88800aff6ae0 R15=00007f29e993cfff RIP=ffffffff81751e08 RFL=00000202 [-------] 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 =0000 0000000000000000 00000000 00000000 DS =0000 0000000000000000 00000000 00000000 FS =0000 00007f29e9938900 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=00007f29e904e000 CR3=000000000da9b000 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=00000000001933a85e5c10884646930b XMM01=0000000000302180b3285ca56c489dff XMM02=0000000000302330d59e07bde36eea69 XMM03=0000000000302458ec2efd57dc4c00df XMM04=b958ba6f9e24f81500000000000ae988 XMM05=c48bf06aafb7400e000000000031fd70 XMM06=b1613eb51938f36b000000000031eb10 XMM07=fb795ef6d6577056000000000030da98 XMM08=2c67c8bc2e329bc30000000000302458 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000