[ 38.979437] ------------[ cut here ]------------ [ 38.980413] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 38.982504] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/232 [ 38.984219] Modules linked in: [ 38.984936] CPU: 1 UID: 104 PID: 232 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 38.986975] Tainted: [W]=WARN [ 38.987600] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 38.989109] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 38.990044] 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 [ 38.993300] RSP: 0018:ffff88801701fbc0 EFLAGS: 00010286 [ 38.994299] RAX: 0000000000000000 RBX: ffffed1002e03f78 RCX: ffffffff813a4050 [ 38.995627] RDX: ffff888017443780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 38.996948] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002e03f2f [ 38.998258] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 38.999568] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801701fdf8 [ 39.000902] FS: 00007f76f6edf900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 39.002376] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.003498] CR2: 00007f76f74454a6 CR3: 0000000009c7c000 CR4: 0000000000350ef0 [ 39.004832] Call Trace: [ 39.005311] [ 39.005771] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.006683] ? __create_object+0x59/0x80 [ 39.007437] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.008434] __vmalloc_noprof+0x59/0x60 [ 39.009211] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.010105] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.011069] bpf_prog_alloc+0x39/0x200 [ 39.011842] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.012794] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.013731] do_seccomp+0x349/0x25e0 [ 39.014428] ? find_held_lock+0x2b/0x80 [ 39.015207] ? do_prlimit+0x310/0x610 [ 39.015979] ? __pfx_do_seccomp+0x10/0x10 [ 39.016788] ? do_raw_spin_unlock+0x53/0x220 [ 39.017634] ? _raw_spin_unlock+0x1e/0x40 [ 39.018391] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.019372] ? static_key_count+0x60/0x80 [ 39.020201] prctl_set_seccomp+0x4e/0x70 [ 39.020998] __do_sys_prctl+0xe6c/0x1d70 [ 39.021802] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.022680] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.023681] ? irqentry_exit+0xf3/0x650 [ 39.024416] do_syscall_64+0xbf/0x430 [ 39.025166] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.026134] RIP: 0033:0x7f76f73d15cd [ 39.026856] 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 [ 39.030121] RSP: 002b:00007ffe65b57140 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.031519] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f76f73d15cd [ 39.032723] RDX: 0000561bb75dae00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.033819] RBP: 00007ffe65b571a0 R08: 0000000000000000 R09: 00007ffe65b56840 [ 39.034915] R10: 0000000000000000 R11: 0000000000000246 R12: 0000561bdcbc22b0 [ 39.036019] R13: 00007ffe65b575d0 R14: 0000561bdcbc4d20 R15: 0000561bdcbd68d0 [ 39.037129] [ 39.037522] irq event stamp: 1837 [ 39.038039] hardirqs last enabled at (1845): [] __up_console_sem+0x78/0x80 [ 39.039330] hardirqs last disabled at (1854): [] __up_console_sem+0x5d/0x80 [ 39.040640] softirqs last enabled at (1758): [] handle_softirqs+0x50c/0x770 [ 39.041947] softirqs last disabled at (1749): [] __irq_exit_rcu+0xc4/0x100 [ 39.043240] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 41.816136] ------------[ cut here ]------------ [ 41.816946] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 41.818660] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/240 [ 41.819985] Modules linked in: [ 41.820568] CPU: 1 UID: 104 PID: 240 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 41.822288] Tainted: [W]=WARN [ 41.823152] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 41.824653] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 41.825400] 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 [ 41.828559] RSP: 0018:ffff888018f3fbc0 EFLAGS: 00010286 [ 41.829399] RAX: 0000000000000000 RBX: ffffed10031e7f78 RCX: ffffffff813a4050 [ 41.830492] RDX: ffff888015f40000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 41.831597] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10031e7f2f [ 41.832969] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 41.834149] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888018f3fdf8 [ 41.835252] FS: 00007f6aeec99900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 41.836512] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 41.837379] CR2: 00007ffd64bbaef8 CR3: 000000001fdf2000 CR4: 0000000000350ef0 [ 41.838476] Call Trace: [ 41.838872] [ 41.839220] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 41.840000] ? __create_object+0x59/0x80 [ 41.840670] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 41.841498] __vmalloc_noprof+0x59/0x60 [ 41.842105] bpf_prog_alloc_no_stats+0x55/0x470 [ 41.842853] ? __pfx_seccomp_check_filter+0x10/0x10 [ 41.843665] bpf_prog_alloc+0x39/0x200 [ 41.844257] ? __pfx_seccomp_check_filter+0x10/0x10 [ 41.845050] bpf_prog_create_from_user+0xb2/0x2f0 [ 41.845824] do_seccomp+0x349/0x25e0 [ 41.846397] ? find_held_lock+0x2b/0x80 [ 41.847050] ? do_prlimit+0x310/0x610 [ 41.847698] ? __pfx_do_seccomp+0x10/0x10 [ 41.848329] ? do_raw_spin_unlock+0x53/0x220 [ 41.849039] ? _raw_spin_unlock+0x1e/0x40 [ 41.849704] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 41.850531] ? static_key_count+0x60/0x80 [ 41.851172] prctl_set_seccomp+0x4e/0x70 [ 41.851840] __do_sys_prctl+0xe6c/0x1d70 [ 41.852508] ? __pfx___do_sys_prctl+0x10/0x10 [ 41.853194] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 41.854010] ? irqentry_exit+0xf3/0x650 [ 41.854659] do_syscall_64+0xbf/0x430 [ 41.855248] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 41.856065] RIP: 0033:0x7f6aef18b5cd [ 41.856660] 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 [ 41.859325] RSP: 002b:00007ffd64bb8720 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 41.860522] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f6aef18b5cd [ 41.861649] RDX: 00005561a3a55e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 41.862766] RBP: 00007ffd64bb8780 R08: 0000000000000000 R09: 00007ffd64bb7e20 [ 41.863894] R10: 0000000000000000 R11: 0000000000000246 R12: 00005561bd9f5ad0 [ 41.865001] R13: 00007ffd64bb8bb0 R14: 00005561bd9f6bc0 R15: 00005561bda07780 [ 41.866132] [ 41.866530] irq event stamp: 3295 [ 41.867049] hardirqs last enabled at (3303): [] __up_console_sem+0x78/0x80 [ 41.868376] hardirqs last disabled at (3312): [] __up_console_sem+0x5d/0x80 [ 41.869683] softirqs last enabled at (3242): [] handle_softirqs+0x50c/0x770 [ 41.871014] softirqs last disabled at (3233): [] __irq_exit_rcu+0xc4/0x100 [ 41.872332] ---[ end trace 0000000000000000 ]--- [ 42.619299] ------------[ cut here ]------------ [ 42.620241] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.622262] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/249 [ 42.623763] Modules linked in: [ 42.624358] CPU: 0 UID: 104 PID: 249 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 42.626435] Tainted: [W]=WARN [ 42.627046] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.628556] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.629419] 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 [ 42.632711] RSP: 0018:ffff88801738fbc0 EFLAGS: 00010286 [ 42.633698] RAX: 0000000000000000 RBX: ffffed1002e71f78 RCX: ffffffff813a4050 [ 42.634992] RDX: ffff888016e90000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.636317] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002e71f2f [ 42.637620] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.638908] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801738fdf8 [ 42.640227] FS: 00007f0990fdb900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 42.641684] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.642752] CR2: 00007ffea5e84ef8 CR3: 000000000cc76000 CR4: 0000000000350ef0 [ 42.644065] Call Trace: [ 42.644577] [ 42.644984] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.645896] ? __create_object+0x59/0x80 [ 42.646682] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.647647] __vmalloc_noprof+0x59/0x60 [ 42.648354] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.649235] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.650171] bpf_prog_alloc+0x39/0x200 [ 42.650913] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.651845] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.652744] do_seccomp+0x349/0x25e0 [ 42.653414] ? find_held_lock+0x2b/0x80 [ 42.654182] ? do_prlimit+0x310/0x610 [ 42.654935] ? __pfx_do_seccomp+0x10/0x10 [ 42.655760] ? do_raw_spin_unlock+0x53/0x220 [ 42.656589] ? _raw_spin_unlock+0x1e/0x40 [ 42.657307] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.658261] ? static_key_count+0x60/0x80 [ 42.659062] prctl_set_seccomp+0x4e/0x70 [ 42.659834] __do_sys_prctl+0xe6c/0x1d70 [ 42.660616] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.661435] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.662427] ? irqentry_exit+0xf3/0x650 [ 42.663186] do_syscall_64+0xbf/0x430 [ 42.663948] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.664914] RIP: 0033:0x7f09914cd5cd [ 42.665643] 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 [ 42.668874] RSP: 002b:00007ffea5e82950 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.670261] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f09914cd5cd [ 42.671555] RDX: 000055cb3b0c8e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.672870] RBP: 00007ffea5e829b0 R08: 0000000000000000 R09: 00007ffea5e82050 [ 42.674159] R10: 0000000000000000 R11: 0000000000000246 R12: 000055cb5a58b240 [ 42.675451] R13: 00007ffea5e82de0 R14: 000055cb5a58abf0 R15: 000055cb5a59f4d0 [ 42.676802] [ 42.677224] irq event stamp: 1743 [ 42.677889] hardirqs last enabled at (1753): [] __up_console_sem+0x78/0x80 [ 42.679477] hardirqs last disabled at (1762): [] __up_console_sem+0x5d/0x80 [ 42.681004] softirqs last enabled at (1634): [] handle_softirqs+0x50c/0x770 [ 42.682547] softirqs last disabled at (1629): [] __irq_exit_rcu+0xc4/0x100 [ 42.684034] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:12574' (ECDSA) to the list of known hosts. 2025/11/18 17:36:07 fuzzer started 2025/11/18 17:36:08 dialing manager at localhost:34383 2025/11/18 17:36:08 checking machine... 2025/11/18 17:36:08 checking revisions... [ 43.591025] kmemleak: Automatic memory scanning thread ended 2025/11/18 17:36:08 testing simple program... [ 43.683598] cgroup: Unknown subsys name 'net' [ 43.761791] cgroup: Unknown subsys name 'cpuset' [ 43.780867] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 17:36:07 Registers: info registers vcpu 0 RAX=0000000000000000 RBX=ffff8880180c7d50 RCX=ffff88806ce089c4 RDX=0000000000000004 RSI=ffffffff85e1ffe0 RDI=ffff88801a878af8 RBP=ffff8880180c0000 RSP=ffff88806ce089f8 R8 =0000000000000001 R9 =ffff88806ce08ab0 R10=000000000003c9ed R11=000000000002d9b7 R12=ffff88806ce08a01 R13=ffff88806ce08ab8 R14=ffff8880180c7d20 R15=ffff88806ce08a70 RIP=ffffffff815d2b20 RFL=00000292 [--S-A--] 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 fffffe5800000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffd61ce32f8 CR3=000000000e3ac000 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=2037303a36333a373120383120766f4e XMM01=6964206465766965636552203a5d3933 XMM02=6f63736964203a31313a363332393520 XMM03=7266207463656e6e6f63736964206465 XMM04=69662068637573206f4e203a656c6163 XMM05=3a656c696620766e65206e65706f206f XMM06=65733a6468737328766e655f6d617020 XMM07=6b7a79732036303a36333a3731203831 XMM08=30343d7974696c696261706163202279 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=0000000000000001 RBX=ffff88800efa74c8 RCX=ffffffff84c55ded RDX=0000000000000000 RSI=0000000000000001 RDI=0000000000000000 RBP=dffffc0000000000 RSP=ffff88800efa7438 R8 =0000000000000001 R9 =0000000000000000 R10=0000000000000000 R11=0000000000000001 R12=0000000000000000 R13=0000000000000001 R14=ffffffffffffffff R15=ffffed1001df4e9b RIP=ffffffff81751928 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 00007f6aeec99900 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=00007ffd64bb2000 CR3=000000000d56c000 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=36333a373120383120766f4e3e36383c XMM01=7365733a646873732878696e755f6d61 XMM02=736f6c63206e6f6973736573203a296e XMM03=5f6d6170203a5d3933325b6468737320 XMM04=6456774875434142334f726f59427469 XMM05=485320415352203a3268737320363332 XMM06=206d6f726620746f6f7220726f662079 XMM07=00000000000000000000000000000000 XMM08=3a677562656420676f6c737973720000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000