[ 39.543642] ------------[ cut here ]------------ [ 39.544601] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.546620] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/231 [ 39.548074] Modules linked in: [ 39.548947] CPU: 1 UID: 104 PID: 231 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 39.551270] Tainted: [W]=WARN [ 39.551819] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.553269] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.554204] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 00 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 a0 7c 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 [ 39.557380] RSP: 0018:ffff8880160d7bc0 EFLAGS: 00010286 [ 39.558383] RAX: 0000000000000000 RBX: ffffed1002c1af78 RCX: ffffffff813a4050 [ 39.559672] RDX: ffff8880137eb780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.560958] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002c1af2f [ 39.562257] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.563535] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880160d7df8 [ 39.564844] FS: 00007fd993977900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 39.566311] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.567379] CR2: 00007fd993edd4a6 CR3: 000000000e0de000 CR4: 0000000000350ef0 [ 39.568678] Call Trace: [ 39.569187] [ 39.569610] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.570537] ? __create_object+0x59/0x80 [ 39.571328] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.572326] __vmalloc_noprof+0x59/0x60 [ 39.573037] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.573925] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.574867] bpf_prog_alloc+0x39/0x200 [ 39.575603] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.576556] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.577461] do_seccomp+0x349/0x25e0 [ 39.578208] ? find_held_lock+0x2b/0x80 [ 39.578931] ? do_prlimit+0x310/0x610 [ 39.579680] ? __pfx_do_seccomp+0x10/0x10 [ 39.580454] ? do_raw_spin_unlock+0x53/0x220 [ 39.581285] ? _raw_spin_unlock+0x1e/0x40 [ 39.582040] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.583129] ? static_key_count+0x60/0x80 [ 39.583956] prctl_set_seccomp+0x4e/0x70 Debian GNU/Linux 11 syzkaller ttyS0 [ 39.584806] __do_sys_prctl+0xe6c/0x1d70 [ 39.586239] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.587056] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 syzkaller [ 39.588075] ? irqentry_exit+0xf3/0x650 [ 39.589052] do_syscall_64+0xbf/0x430 login: [ 39.589959] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.590939] RIP: 0033:0x7fd993e695cd [ 39.591669] 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 [ 39.594897] RSP: 002b:00007ffd3f5b1fc0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.596271] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fd993e695cd [ 39.597578] RDX: 0000556c52f17e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.598874] RBP: 00007ffd3f5b2020 R08: 0000000000000000 R09: 00007ffd3f5b16c0 [ 39.600176] R10: 0000000000000000 R11: 0000000000000246 R12: 0000556c89b79b10 [ 39.601453] R13: 00007ffd3f5b2450 R14: 0000556c89b7a2b0 R15: 0000556c89b8e6f0 [ 39.602774] [ 39.603238] irq event stamp: 1879 [ 39.603857] hardirqs last enabled at (1887): [] __up_console_sem+0x78/0x80 [ 39.605400] hardirqs last disabled at (1896): [] __up_console_sem+0x5d/0x80 [ 39.606835] softirqs last enabled at (1790): [] handle_softirqs+0x50c/0x770 [ 39.608203] softirqs last disabled at (1785): [] __irq_exit_rcu+0xc4/0x100 [ 39.609535] ---[ end trace 0000000000000000 ]--- [ 43.074043] ------------[ cut here ]------------ [ 43.074876] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 43.076876] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/240 [ 43.078337] Modules linked in: [ 43.078918] CPU: 1 UID: 104 PID: 240 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 43.080864] Tainted: [W]=WARN [ 43.081457] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 43.082915] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 43.083803] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 00 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 a0 7c 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 [ 43.086926] RSP: 0018:ffff888013557bc0 EFLAGS: 00010286 [ 43.087902] RAX: 0000000000000000 RBX: ffffed10026aaf78 RCX: ffffffff813a4050 [ 43.089173] RDX: ffff88801a6f9bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 43.090458] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10026aaf2f [ 43.091718] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 43.092975] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888013557df8 [ 43.094264] FS: 00007fb531a68900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 43.095686] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.096735] CR2: 00007ffc16cc7ef7 CR3: 00000000135af000 CR4: 0000000000350ef0 [ 43.098017] Call Trace: [ 43.098524] [ 43.098932] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 43.099814] ? __create_object+0x59/0x80 [ 43.100591] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.101553] __vmalloc_noprof+0x59/0x60 [ 43.102317] bpf_prog_alloc_no_stats+0x55/0x470 [ 43.103127] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.104059] bpf_prog_alloc+0x39/0x200 [ 43.104788] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.105705] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.106625] do_seccomp+0x349/0x25e0 [ 43.107343] ? find_held_lock+0x2b/0x80 [ 43.108061] ? do_prlimit+0x310/0x610 [ 43.108799] ? __pfx_do_seccomp+0x10/0x10 [ 43.109605] ? do_raw_spin_unlock+0x53/0x220 [ 43.110450] ? _raw_spin_unlock+0x1e/0x40 [ 43.111226] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.112124] ? static_key_count+0x60/0x80 [ 43.112936] prctl_set_seccomp+0x4e/0x70 [ 43.113730] __do_sys_prctl+0xe6c/0x1d70 [ 43.114533] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.115396] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.116356] ? irqentry_exit+0xf3/0x650 [ 43.117060] do_syscall_64+0xbf/0x430 [ 43.117804] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.118753] RIP: 0033:0x7fb531f5a5cd [ 43.119454] 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 [ 43.122580] RSP: 002b:00007ffc16cc5340 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.123929] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fb531f5a5cd [ 43.125191] RDX: 00005638fadfee00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.126475] RBP: 00007ffc16cc53a0 R08: 0000000000000000 R09: 00007ffc16cc4a40 [ 43.127764] R10: 0000000000000000 R11: 0000000000000246 R12: 00005639001022b0 [ 43.129035] R13: 00007ffc16cc57d0 R14: 0000563900104d20 R15: 00005639001168d0 [ 43.130350] [ 43.130772] irq event stamp: 1747 [ 43.131419] hardirqs last enabled at (1757): [] __up_console_sem+0x78/0x80 [ 43.132937] hardirqs last disabled at (1772): [] __up_console_sem+0x5d/0x80 [ 43.134455] softirqs last enabled at (1770): [] handle_softirqs+0x50c/0x770 [ 43.135973] softirqs last disabled at (1765): [] __irq_exit_rcu+0xc4/0x100 [ 43.137465] ---[ end trace 0000000000000000 ]--- [ 43.951581] ------------[ cut here ]------------ [ 43.952508] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 43.954586] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/247 [ 43.956072] Modules linked in: [ 43.956955] CPU: 1 UID: 104 PID: 247 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 43.959052] Tainted: [W]=WARN [ 43.959642] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 43.961135] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 43.962079] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 00 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 a0 7c 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 [ 43.965240] RSP: 0018:ffff88800af0fbc0 EFLAGS: 00010286 [ 43.966240] RAX: 0000000000000000 RBX: ffffed10015e1f78 RCX: ffffffff813a4050 [ 43.967548] RDX: ffff88800ab45340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 43.968862] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10015e1f2f [ 43.970176] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 43.971486] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800af0fdf8 [ 43.972795] FS: 00007f61fba3b900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 43.974252] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.975344] CR2: 00007ffcfa3adef7 CR3: 000000001f614000 CR4: 0000000000350ef0 [ 43.976639] Call Trace: [ 43.977113] [ 43.977575] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 43.978499] ? __create_object+0x59/0x80 [ 43.979340] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.980342] __vmalloc_noprof+0x59/0x60 [ 43.981059] bpf_prog_alloc_no_stats+0x55/0x470 [ 43.981973] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.982937] bpf_prog_alloc+0x39/0x200 [ 43.983698] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.984641] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.985569] do_seccomp+0x349/0x25e0 [ 43.986330] ? find_held_lock+0x2b/0x80 [ 43.987068] ? do_prlimit+0x310/0x610 [ 43.987834] ? __pfx_do_seccomp+0x10/0x10 [ 43.988607] ? do_raw_spin_unlock+0x53/0x220 [ 43.989447] ? _raw_spin_unlock+0x1e/0x40 [ 43.990285] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.991287] ? static_key_count+0x60/0x80 [ 43.992064] prctl_set_seccomp+0x4e/0x70 [ 43.992861] __do_sys_prctl+0xe6c/0x1d70 [ 43.993632] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.994524] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.995531] ? irqentry_exit+0xf3/0x650 [ 43.996333] do_syscall_64+0xbf/0x430 [ 43.997048] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.998041] RIP: 0033:0x7f61fbf2d5cd [ 43.998812] 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 [ 44.002022] RSP: 002b:00007ffcfa3ab580 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 44.003415] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f61fbf2d5cd [ 44.004981] RDX: 0000557cdd933e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 44.006619] RBP: 00007ffcfa3ab5e0 R08: 0000000000000000 R09: 00007ffcfa3aac80 [ 44.008254] R10: 0000000000000000 R11: 0000000000000246 R12: 0000557cf556dad0 [ 44.009878] R13: 00007ffcfa3aba10 R14: 0000557cf556ebc0 R15: 0000557cf557f780 [ 44.011423] [ 44.011866] irq event stamp: 1775 [ 44.012528] hardirqs last enabled at (1785): [] __up_console_sem+0x78/0x80 [ 44.014106] hardirqs last disabled at (1794): [] __up_console_sem+0x5d/0x80 [ 44.015422] softirqs last enabled at (1744): [] handle_softirqs+0x50c/0x770 [ 44.016695] softirqs last disabled at (1739): [] __irq_exit_rcu+0xc4/0x100 [ 44.017981] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:26911' (ECDSA) to the list of known hosts. 2025/11/17 16:25:55 fuzzer started 2025/11/17 16:25:55 dialing manager at localhost:37895 2025/11/17 16:25:55 checking machine... 2025/11/17 16:25:55 checking revisions... [ 44.942230] kmemleak: Automatic memory scanning thread ended 2025/11/17 16:25:55 testing simple program... [ 45.040505] cgroup: Unknown subsys name 'net' [ 45.139549] cgroup: Unknown subsys name 'cpuset' [ 45.159690] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 16:25:54 Registers: info registers vcpu 0 RAX=0000000000000001 RBX=ffff888009627ba0 RCX=ffffffff86ab82ee RDX=0000000000000000 RSI=ffffffff8135e7a2 RDI=ffffffff85e1ffe0 RBP=ffff888009620000 RSP=ffff8880096277b0 R8 =ffffffff86ab82f2 R9 =ffff888009627880 R10=000000000003c9ed R11=00000000000255da R12=ffff888009627801 R13=ffff888009627888 R14=ffff888009627ba0 R15=ffff888009627840 RIP=ffffffff81528eca 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 =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 fffffe3300000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fb5320200b0 CR3=000000001ab32000 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=25252525252525252525252525252525 XMM01=000000000000000000000000000000ff XMM02=000000000000000000000000000000ff XMM03=5320444f4854454d5f54505952434e45 XMM04=40404040404040404040404040404040 XMM05=5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a XMM06=20202020202020202020202020202020 XMM07=00000000000000000000000000000000 XMM08=662079726f6d656d20666f2074756f00 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=0000000000000040 RBX=ffff888016f17ab8 RCX=ffff888016f17944 RDX=1ffff11002de2f65 RSI=ffffffff81b2a0b4 RDI=ffff888016f17ac4 RBP=ffff888016f17b28 RSP=ffff888016f179d0 R8 =ffffffff86a49c3a R9 =ffff888016f17a30 R10=000000000003c9ed R11=0000000000012f69 R12=ffff888016f17ab8 R13=0000000000000000 R14=ffff888016bb9bc0 R15=ffff88800945d280 RIP=ffffffff81619083 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 00007fb531a68900 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe0600000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffc16cbf000 CR3=000000001ab32000 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=635f6e6f69737365733a4d41503d706f XMM01=6f6c5f6d61702c78756e696c65735f6d XMM02=61702c74696d7265705f6d61702c7469 XMM03=655f6d61702c7374696d696c5f6d6170 XMM04=3d6c616e696d72657420322e322e302e XMM05=3d656d616e74736f682022646873732f XMM06=746f6f72223d746363612078756e696c XMM07=6e655f6d61702c7374696d696c5f6d61 XMM08=652075253d64692073253d706f000000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000