[ 46.395806] ------------[ cut here ]------------ [ 46.396713] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 46.398700] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/236 [ 46.400390] Modules linked in: [ 46.401113] CPU: 1 UID: 104 PID: 236 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 46.403119] Tainted: [W]=WARN [ 46.403667] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 46.405124] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 46.406042] 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 [ 46.409229] RSP: 0018:ffff88801a707bc0 EFLAGS: 00010286 [ 46.410201] RAX: 0000000000000000 RBX: ffffed10034e0f78 RCX: ffffffff813a4050 [ 46.411513] RDX: ffff88801729b780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 46.412782] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10034e0f2f [ 46.414055] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 46.415363] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801a707df8 [ 46.416631] FS: 00007fef257b9900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 46.418059] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.419163] CR2: 00007ffcdc5b0ef7 CR3: 000000000ee1a000 CR4: 0000000000350ef0 [ 46.420446] Call Trace: [ 46.420901] [ 46.421349] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 46.422231] ? __create_object+0x59/0x80 [ 46.423049] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 46.424018] __vmalloc_noprof+0x59/0x60 [ 46.424718] bpf_prog_alloc_no_stats+0x55/0x470 [ 46.425573] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.426487] bpf_prog_alloc+0x39/0x200 [ 46.427263] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.428197] bpf_prog_create_from_user+0xb2/0x2f0 [ 46.429094] do_seccomp+0x349/0x25e0 [ 46.429764] ? find_held_lock+0x2b/0x80 [ 46.430530] ? do_prlimit+0x310/0x610 [ 46.431321] ? __pfx_do_seccomp+0x10/0x10 [ 46.432116] ? do_raw_spin_unlock+0x53/0x220 [ 46.432899] ? _raw_spin_unlock+0x1e/0x40 [ 46.433685] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 46.434644] ? static_key_count+0x60/0x80 [ 46.435449] prctl_set_seccomp+0x4e/0x70 [ 46.436235] __do_sys_prctl+0xe6c/0x1d70 [ 46.437025] ? __pfx___do_sys_prctl+0x10/0x10 [ 46.437829] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 46.438806] ? irqentry_exit+0xf3/0x650 [ 46.439589] do_syscall_64+0xbf/0x430 [ 46.440332] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 46.441272] RIP: 0033:0x7fef25cab5cd [ 46.441979] 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 [ 46.445151] RSP: 002b:00007ffcdc5ae690 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 46.446511] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fef25cab5cd [ 46.447797] RDX: 000055da6910ae00 RSI: 0000000000000002 RDI: 0000000000000016 [ 46.449075] RBP: 00007ffcdc5ae6f0 R08: 0000000000000000 R09: 00007ffcdc5add90 [ 46.450345] R10: 0000000000000000 R11: 0000000000000246 R12: 000055da9ef9db10 [ 46.451634] R13: 00007ffcdc5aeb20 R14: 000055da9ef9e2b0 R15: 000055da9efb26f0 [ 46.452960] [ 46.453380] irq event stamp: 1803 [ 46.454045] hardirqs last enabled at (1819): [] __up_console_sem+0x78/0x80 [ 46.455586] hardirqs last disabled at (1828): [] __up_console_sem+0x5d/0x80 [ 46.457102] softirqs last enabled at (1816): [] handle_softirqs+0x50c/0x770 [ 46.458640] softirqs last disabled at (1811): [] __irq_exit_rcu+0xc4/0x100 [ 46.460097] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 48.901910] ------------[ cut here ]------------ [ 48.902989] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 48.905507] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/243 [ 48.907103] Modules linked in: [ 48.907764] CPU: 0 UID: 104 PID: 243 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 48.909955] Tainted: [W]=WARN [ 48.910564] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 48.912221] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 48.913223] 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 [ 48.916699] RSP: 0018:ffff88801a13fbc0 EFLAGS: 00010286 [ 48.917755] RAX: 0000000000000000 RBX: ffffed1003427f78 RCX: ffffffff813a4050 [ 48.919174] RDX: ffff88801a271bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 48.920569] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1003427f2f [ 48.921974] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 48.923388] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801a13fdf8 [ 48.924795] FS: 00007f2e3d85b900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 48.926364] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 48.927535] CR2: 00007ffda2541ef7 CR3: 000000000cf42000 CR4: 0000000000350ef0 [ 48.928949] Call Trace: [ 48.929454] [ 48.929899] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 48.930892] ? __create_object+0x59/0x80 [ 48.931772] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 48.932839] __vmalloc_noprof+0x59/0x60 [ 48.933667] bpf_prog_alloc_no_stats+0x55/0x470 [ 48.934623] ? __pfx_seccomp_check_filter+0x10/0x10 [ 48.935655] bpf_prog_alloc+0x39/0x200 [ 48.936457] ? __pfx_seccomp_check_filter+0x10/0x10 [ 48.937472] bpf_prog_create_from_user+0xb2/0x2f0 [ 48.938463] do_seccomp+0x349/0x25e0 [ 48.939267] ? find_held_lock+0x2b/0x80 [ 48.940099] ? do_prlimit+0x310/0x610 [ 48.940860] ? __pfx_do_seccomp+0x10/0x10 [ 48.941719] ? do_raw_spin_unlock+0x53/0x220 [ 48.942623] ? _raw_spin_unlock+0x1e/0x40 [ 48.943492] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 48.944545] ? static_key_count+0x60/0x80 [ 48.945419] prctl_set_seccomp+0x4e/0x70 [ 48.946269] __do_sys_prctl+0xe6c/0x1d70 [ 48.947132] ? __pfx___do_sys_prctl+0x10/0x10 [ 48.948073] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 48.949128] ? irqentry_exit+0xf3/0x650 [ 48.949964] do_syscall_64+0xbf/0x430 [ 48.950726] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 48.951772] RIP: 0033:0x7f2e3dd4d5cd [ 48.952530] 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 [ 48.956027] RSP: 002b:00007ffda2540580 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 48.957514] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f2e3dd4d5cd [ 48.958952] RDX: 0000564b3cfdbe00 RSI: 0000000000000002 RDI: 0000000000000016 [ 48.960370] RBP: 00007ffda25405e0 R08: 0000000000000000 R09: 00007ffda253fc80 [ 48.961769] R10: 0000000000000000 R11: 0000000000000246 R12: 0000564b7a47b2b0 [ 48.963178] R13: 00007ffda2540a10 R14: 0000564b7a47dd20 R15: 0000564b7a48f8d0 [ 48.964599] [ 48.965110] irq event stamp: 1733 [ 48.965773] hardirqs last enabled at (1741): [] __up_console_sem+0x78/0x80 [ 48.967439] hardirqs last disabled at (1750): [] __up_console_sem+0x5d/0x80 [ 48.969098] softirqs last enabled at (1544): [] handle_softirqs+0x50c/0x770 [ 48.970786] softirqs last disabled at (1539): [] __irq_exit_rcu+0xc4/0x100 [ 48.972070] ---[ end trace 0000000000000000 ]--- [ 49.825582] ------------[ cut here ]------------ [ 49.826509] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.828610] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/250 [ 49.830090] Modules linked in: [ 49.830673] CPU: 1 UID: 104 PID: 250 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 49.833095] Tainted: [W]=WARN [ 49.833810] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.838102] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.839298] 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 [ 49.843287] RSP: 0018:ffff88801a60fbc0 EFLAGS: 00010286 [ 49.844508] RAX: 0000000000000000 RBX: ffffed10034c1f78 RCX: ffffffff813a4050 [ 49.845812] RDX: ffff888016fab780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.847132] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10034c1f2f [ 49.848412] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 49.849715] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801a60fdf8 [ 49.851034] FS: 00007fa8cc72b900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 49.852483] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.853558] CR2: 00007ffdc5b61ef7 CR3: 000000001f7d5000 CR4: 0000000000350ef0 [ 49.854839] Call Trace: [ 49.855382] [ 49.855798] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 49.856709] ? __create_object+0x59/0x80 [ 49.857533] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.858536] __vmalloc_noprof+0x59/0x60 [ 49.859340] bpf_prog_alloc_no_stats+0x55/0x470 [ 49.860237] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.861216] bpf_prog_alloc+0x39/0x200 [ 49.861982] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.862881] bpf_prog_create_from_user+0xb2/0x2f0 [ 49.863857] do_seccomp+0x349/0x25e0 [ 49.864791] ? find_held_lock+0x2b/0x80 [ 49.865594] ? do_prlimit+0x310/0x610 [ 49.866371] ? __pfx_do_seccomp+0x10/0x10 [ 49.867241] ? do_raw_spin_unlock+0x53/0x220 [ 49.868118] ? _raw_spin_unlock+0x1e/0x40 [ 49.868864] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 49.869858] ? static_key_count+0x60/0x80 [ 49.870687] prctl_set_seccomp+0x4e/0x70 [ 49.871542] __do_sys_prctl+0xe6c/0x1d70 [ 49.872335] ? __pfx___do_sys_prctl+0x10/0x10 [ 49.873207] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 49.874311] ? irqentry_exit+0xf3/0x650 [ 49.875280] do_syscall_64+0xbf/0x430 [ 49.876224] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.877361] RIP: 0033:0x7fa8ccc1d5cd [ 49.878087] 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 [ 49.881268] RSP: 002b:00007ffdc5b5f5b0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 49.882651] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fa8ccc1d5cd [ 49.883967] RDX: 000056364c589e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 49.885257] RBP: 00007ffdc5b5f610 R08: 0000000000000000 R09: 00007ffdc5b5ecb0 [ 49.886571] R10: 0000000000000000 R11: 0000000000000246 R12: 0000563651abead0 [ 49.887907] R13: 00007ffdc5b5fa40 R14: 0000563651abfbc0 R15: 0000563651ad0780 [ 49.889257] [ 49.889675] irq event stamp: 2119 [ 49.890361] hardirqs last enabled at (2129): [] __up_console_sem+0x78/0x80 [ 49.891831] hardirqs last disabled at (2138): [] __up_console_sem+0x5d/0x80 [ 49.893147] softirqs last enabled at (1960): [] handle_softirqs+0x50c/0x770 [ 49.894481] softirqs last disabled at (1955): [] __irq_exit_rcu+0xc4/0x100 [ 49.895867] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:7579' (ECDSA) to the list of known hosts. 2025/11/18 13:47:16 fuzzer started 2025/11/18 13:47:16 dialing manager at localhost:34383 2025/11/18 13:47:16 checking machine... 2025/11/18 13:47:16 checking revisions... [ 50.813904] kmemleak: Automatic memory scanning thread ended 2025/11/18 13:47:16 testing simple program... [ 50.914221] cgroup: Unknown subsys name 'net' [ 50.989308] cgroup: Unknown subsys name 'cpuset' [ 51.005049] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 13:47:15 Registers: info registers vcpu 0 RAX=0000000080010004 RBX=ffff888009a60000 RCX=ffffffff8259f946 RDX=000000000001c062 RSI=ffffffff8259f954 RDI=0000000000000007 RBP=ffff888009a60180 RSP=ffff88806ce08df0 R8 =0000000000000001 R9 =ffffed100d9c11b8 R10=000000000001c062 R11=0000000000000001 R12=000000000001c062 R13=ffff888009a648c8 R14=ffff88800eccc400 R15=ffff888009a60008 RIP=ffffffff8259f958 RFL=00000046 [---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 00007f2e3d85b900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe5100000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f2e3de10650 CR3=000000001f6ad000 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=1ffffffff0d35f40 RBX=ffffffff869afa00 RCX=ffffffff84c6acde RDX=0000000000000000 RSI=ffffffff86e87004 RDI=ffffffff869af9f4 RBP=ffffffff869afa00 RSP=ffff888015ea7378 R8 =ffffffff86e87004 R9 =0000000000000000 R10=000000000003c9ed R11=00000000000c7d16 R12=ffffffff869afa04 R13=ffffffff869af9f4 R14=ffffffff869af9fc R15=dffffc0000000000 RIP=ffffffff8135daaf RFL=00000212 [----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 00007fcce3d97900 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe4400000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fff8db0fca8 CR3=000000000e3c2000 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=2035313a37343a333120383120766f4e XMM01=657463656e6e6f63736944203a5d3234 XMM02=302e303120746f6f722072657375206d XMM03=203a5d3234325b646873732072656c6c XMM04=69662068637573206f4e203a656c6163 XMM05=3a656c696620766e65206e65706f206f XMM06=65733a6468737328766e655f6d617020 XMM07=6b7a79732035313a37343a3331203831 XMM08=30343d7974696c696261706163202279 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000