[ 38.969808] ------------[ cut here ]------------ [ 38.970381] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 38.971719] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/232 [ 38.972608] Modules linked in: [ 38.972967] CPU: 0 UID: 104 PID: 232 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 38.974175] Tainted: [W]=WARN [ 38.974508] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 38.975447] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 38.975970] 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 [ 38.977877] RSP: 0018:ffff8880162b7bc0 EFLAGS: 00010286 [ 38.978468] RAX: 0000000000000000 RBX: ffffed1002c56f78 RCX: ffffffff813a4050 [ 38.979260] RDX: ffff88801787d340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 38.980013] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002c56f2f [ 38.980792] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 38.981572] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880162b7df8 [ 38.982341] FS: 00007fccc6257900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 38.983217] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 38.983831] CR2: 00007fccc67bd4a6 CR3: 000000000e62a000 CR4: 0000000000350ef0 [ 38.984610] Call Trace: [ 38.984889] [ 38.985160] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 38.985676] ? __create_object+0x59/0x80 [ 38.986152] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 38.986712] __vmalloc_noprof+0x59/0x60 [ 38.987192] bpf_prog_alloc_no_stats+0x55/0x470 [ 38.987687] ? __pfx_seccomp_check_filter+0x10/0x10 [ 38.988310] bpf_prog_alloc+0x39/0x200 [ 38.988733] ? __pfx_seccomp_check_filter+0x10/0x10 [ 38.989304] bpf_prog_create_from_user+0xb2/0x2f0 [ 38.989827] do_seccomp+0x349/0x25e0 [ 38.990268] ? find_held_lock+0x2b/0x80 [ 38.990704] ? do_prlimit+0x310/0x610 [ 38.991175] ? __pfx_do_seccomp+0x10/0x10 [ 38.991622] ? do_raw_spin_unlock+0x53/0x220 [ 38.992134] ? _raw_spin_unlock+0x1e/0x40 [ 38.992581] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 38.993167] ? static_key_count+0x60/0x80 [ 38.993627] prctl_set_seccomp+0x4e/0x70 [ 38.994066] __do_sys_prctl+0xe6c/0x1d70 [ 38.994553] ? __pfx___do_sys_prctl+0x10/0x10 [ 38.995046] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 38.995631] ? irqentry_exit+0xf3/0x650 [ 38.996067] do_syscall_64+0xbf/0x430 [ 38.996511] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 38.997047] RIP: 0033:0x7fccc67495cd [ 38.997475] 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 [ 38.999404] RSP: 002b:00007ffe3a3e80a0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.000232] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fccc67495cd [ 39.000980] RDX: 000055aec5beee00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.001752] RBP: 00007ffe3a3e8100 R08: 0000000000000000 R09: 00007ffe3a3e77a0 [ 39.002523] R10: 0000000000000000 R11: 0000000000000246 R12: 000055aef91d0ad0 [ 39.003297] R13: 00007ffe3a3e8530 R14: 000055aef91d1bc0 R15: 000055aef91e2780 [ 39.004056] [ 39.004347] irq event stamp: 2731 [ 39.004718] hardirqs last enabled at (2739): [] __up_console_sem+0x78/0x80 [ 39.005631] hardirqs last disabled at (2748): [] __up_console_sem+0x5d/0x80 [ 39.006562] softirqs last enabled at (2294): [] handle_softirqs+0x50c/0x770 [ 39.007496] softirqs last disabled at (2269): [] __irq_exit_rcu+0xc4/0x100 [ 39.008413] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 42.116979] ------------[ cut here ]------------ [ 42.118029] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.120353] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/241 [ 42.121963] Modules linked in: [ 42.122922] CPU: 0 UID: 104 PID: 241 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 42.125207] Tainted: [W]=WARN [ 42.125819] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.127453] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.128499] 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 [ 42.132352] RSP: 0018:ffff888016e5fbc0 EFLAGS: 00010286 [ 42.133436] RAX: 0000000000000000 RBX: ffffed1002dcbf78 RCX: ffffffff813a4050 [ 42.134835] RDX: ffff888016149bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.136247] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002dcbf2f [ 42.137626] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.139204] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016e5fdf8 [ 42.140874] FS: 00007fdfe1b4c900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 42.142602] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.143773] CR2: 00007ffcec069ef7 CR3: 000000000bef4000 CR4: 0000000000350ef0 [ 42.145173] Call Trace: [ 42.145681] [ 42.146167] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.147171] ? __create_object+0x59/0x80 [ 42.147989] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.149043] __vmalloc_noprof+0x59/0x60 [ 42.149864] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.150813] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.151827] bpf_prog_alloc+0x39/0x200 [ 42.152629] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.153641] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.154622] do_seccomp+0x349/0x25e0 [ 42.155402] ? find_held_lock+0x2b/0x80 [ 42.156229] ? do_prlimit+0x310/0x610 [ 42.156984] ? __pfx_do_seccomp+0x10/0x10 [ 42.157834] ? do_raw_spin_unlock+0x53/0x220 [ 42.158728] ? _raw_spin_unlock+0x1e/0x40 [ 42.159582] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.160629] ? static_key_count+0x60/0x80 [ 42.161490] prctl_set_seccomp+0x4e/0x70 [ 42.162334] __do_sys_prctl+0xe6c/0x1d70 [ 42.163218] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.164159] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.165206] ? irqentry_exit+0xf3/0x650 [ 42.165974] do_syscall_64+0xbf/0x430 [ 42.166769] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.167808] RIP: 0033:0x7fdfe203e5cd [ 42.168562] 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 [ 42.171964] RSP: 002b:00007ffcec068400 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.173424] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fdfe203e5cd [ 42.174796] RDX: 000055bede3e0e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.176173] RBP: 00007ffcec068460 R08: 0000000000000000 R09: 00007ffcec067b00 [ 42.177551] R10: 0000000000000000 R11: 0000000000000246 R12: 000055beedd472b0 [ 42.178922] R13: 00007ffcec068890 R14: 000055beedd49d20 R15: 000055beedd5b8d0 [ 42.180312] [ 42.180764] irq event stamp: 1843 [ 42.181447] hardirqs last enabled at (1853): [] __up_console_sem+0x78/0x80 [ 42.183057] hardirqs last disabled at (1862): [] __up_console_sem+0x5d/0x80 [ 42.184607] softirqs last enabled at (1698): [] handle_softirqs+0x50c/0x770 [ 42.185994] softirqs last disabled at (1691): [] __irq_exit_rcu+0xc4/0x100 [ 42.187375] ---[ end trace 0000000000000000 ]--- [ 43.053496] ------------[ cut here ]------------ [ 43.054287] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 43.056394] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/250 [ 43.057889] Modules linked in: [ 43.058443] CPU: 1 UID: 104 PID: 250 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 43.060534] Tainted: [W]=WARN [ 43.061021] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 43.062338] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 43.063287] 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 [ 43.066356] RSP: 0018:ffff88801790fbc0 EFLAGS: 00010286 [ 43.067307] RAX: 0000000000000000 RBX: ffffed1002f21f78 RCX: ffffffff813a4050 [ 43.068544] RDX: ffff888016a79bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 43.069746] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002f21f2f [ 43.070976] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 43.072151] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801790fdf8 [ 43.073298] FS: 00007fb6cb03a900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 43.074516] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.075422] CR2: 00007fffa63cdef7 CR3: 000000000bff2000 CR4: 0000000000350ef0 [ 43.076503] Call Trace: [ 43.076898] [ 43.077274] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 43.078004] ? __create_object+0x59/0x80 [ 43.078651] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.079471] __vmalloc_noprof+0x59/0x60 [ 43.080065] bpf_prog_alloc_no_stats+0x55/0x470 [ 43.080794] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.081579] bpf_prog_alloc+0x39/0x200 [ 43.082194] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.082945] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.083738] do_seccomp+0x349/0x25e0 [ 43.084343] ? find_held_lock+0x2b/0x80 [ 43.084950] ? do_prlimit+0x310/0x610 [ 43.085571] ? __pfx_do_seccomp+0x10/0x10 [ 43.086232] ? do_raw_spin_unlock+0x53/0x220 [ 43.086900] ? _raw_spin_unlock+0x1e/0x40 [ 43.087560] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.088370] ? static_key_count+0x60/0x80 [ 43.089015] prctl_set_seccomp+0x4e/0x70 [ 43.089664] __do_sys_prctl+0xe6c/0x1d70 [ 43.090309] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.090996] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.091819] ? irqentry_exit+0xf3/0x650 [ 43.092446] do_syscall_64+0xbf/0x430 [ 43.093116] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.093993] RIP: 0033:0x7fb6cb52c5cd [ 43.094756] 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 [ 43.097513] RSP: 002b:00007fffa63cc360 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.098623] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fb6cb52c5cd [ 43.099672] RDX: 00005558eb2fee00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.100709] RBP: 00007fffa63cc3c0 R08: 0000000000000000 R09: 00007fffa63cba60 [ 43.101744] R10: 0000000000000000 R11: 0000000000000246 R12: 000055591bc3a2b0 [ 43.102776] R13: 00007fffa63cc7f0 R14: 000055591bc3cd20 R15: 000055591bc4e8d0 [ 43.103839] [ 43.104212] irq event stamp: 1753 [ 43.104711] hardirqs last enabled at (1761): [] __up_console_sem+0x78/0x80 [ 43.106166] hardirqs last disabled at (1770): [] __up_console_sem+0x5d/0x80 [ 43.107429] softirqs last enabled at (1664): [] handle_softirqs+0x50c/0x770 [ 43.108714] softirqs last disabled at (1627): [] __irq_exit_rcu+0xc4/0x100 [ 43.109993] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:16765' (ECDSA) to the list of known hosts. 2025/11/17 15:44:55 fuzzer started 2025/11/17 15:44:56 dialing manager at localhost:37895 2025/11/17 15:44:56 checking machine... 2025/11/17 15:44:56 checking revisions... [ 44.081830] kmemleak: Automatic memory scanning thread ended 2025/11/17 15:44:56 testing simple program... [ 44.168507] cgroup: Unknown subsys name 'net' [ 44.233212] cgroup: Unknown subsys name 'cpuset' [ 44.251150] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 15:44:55 Registers: info registers vcpu 0 RAX=0000000000000001 RBX=0000000000000001 RCX=dfb8078e475e76a4 RDX=0000000085cb9a3e RSI=000000008301a466 RDI=0000000081125d94 RBP=ffff888009627898 RSP=ffff8880096277c0 R8 =0000000000000001 R9 =0000000000000000 R10=0000000000000001 R11=0000000000000001 R12=0000000000000000 R13=ffff888009627888 R14=ffff888009611bc0 R15=ffff888009627840 RIP=ffffffff84c721be 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 0000000000000000 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe5300000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007feaa94d76c8 CR3=000000000fc8d000 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=756f6a2f646d65747379732f6e75722f XMM01=00676f6c7379732f6c616e72756f6a2f XMM02=756f6a2f646d65747379732f6e75722f XMM03=006c616e72756f6a2f646d6574737973 XMM04=2209bdc90472ba6000000000000ae988 XMM05=6879f98072ff8c8e00000000003218e8 XMM06=474038aa6c007e1f0000000000320988 XMM07=fb795ef6d65770560000000000310658 XMM08=4f5453444600273d67736d000d0a0920 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=0000000000000001 RBX=ffff8880096fb780 RCX=0000000000000002 RDX=0000000088596101 RSI=0000000000000000 RDI=ffffffff85e1ffe0 RBP=ffffffff85e1ffe0 RSP=ffff888009757628 R8 =0000000000000000 R9 =ffffffff87ce3608 R10=0000000000000001 R11=0000000000000000 R12=0000000000000002 R13=0000000000000000 R14=0000000000000000 R15=0000000000000002 RIP=ffffffff81526fc3 RFL=00000097 [--S-APC] 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 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe4300000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fdfe2103618 CR3=000000000be07000 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=6e69676f6c5f6d61702c78756e696c65 XMM02=755f6d61702c74696d7265705f6d6170 XMM03=2c766e655f6d61702c7374696d696c5f XMM04=6d61702c766e655f6d61702c7374696d XMM05=78696e755f6d61702c74696d7265705f XMM06=6469756e69676f6c5f6d61702c78756e XMM07=672065736f6c635f6e6f69737365733a XMM08=61662029286e65706f5f746964756100 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000