[ 39.028483] ------------[ cut here ]------------ [ 39.029414] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.031468] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/234 [ 39.032902] Modules linked in: [ 39.033510] CPU: 1 UID: 104 PID: 234 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 39.035507] Tainted: [W]=WARN [ 39.036090] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.037537] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.038434] 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 [ 39.041847] RSP: 0018:ffff888015817bc0 EFLAGS: 00010286 [ 39.042880] RAX: 0000000000000000 RBX: ffffed1002b02f78 RCX: ffffffff813a4050 [ 39.044171] RDX: ffff8880158b9bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.045460] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002b02f2f [ 39.046734] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.048039] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888015817df8 [ 39.049298] FS: 00007f970dd38900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 39.050722] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.051780] CR2: 00007ffd4f943ef8 CR3: 0000000015e54000 CR4: 0000000000350ef0 [ 39.053071] Call Trace: [ 39.053540] [ 39.053947] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.054855] ? __create_object+0x59/0x80 [ 39.055653] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.056621] __vmalloc_noprof+0x59/0x60 [ 39.057368] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.058232] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.059162] bpf_prog_alloc+0x39/0x200 [ 39.059845] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.060758] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.061654] do_seccomp+0x349/0x25e0 [ 39.062373] ? find_held_lock+0x2b/0x80 [ 39.063125] ? do_prlimit+0x310/0x610 [ 39.063819] ? __pfx_do_seccomp+0x10/0x10 [ 39.064603] ? do_raw_spin_unlock+0x53/0x220 [ 39.065428] ? _raw_spin_unlock+0x1e/0x40 [ 39.066201] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.067180] ? static_key_count+0x60/0x80 [ 39.067939] prctl_set_seccomp+0x4e/0x70 [ 39.068706] __do_sys_prctl+0xe6c/0x1d70 [ 39.069474] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.070333] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.071288] ? irqentry_exit+0xf3/0x650 [ 39.072003] do_syscall_64+0xbf/0x430 [ 39.072729] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.073667] RIP: 0033:0x7f970e22a5cd [ 39.074374] 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 [ 39.077538] RSP: 002b:00007ffd4f941c60 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.078892] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f970e22a5cd [ 39.080173] RDX: 00005559ea86ce00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.081454] RBP: 00007ffd4f941cc0 R08: 0000000000000000 R09: 00007ffd4f941360 [ 39.082728] R10: 0000000000000000 R11: 0000000000000246 R12: 0000555a25172b10 [ 39.084034] R13: 00007ffd4f9420f0 R14: 0000555a251732b0 R15: 0000555a251876f0 [ 39.085332] [ 39.085757] irq event stamp: 1869 [ 39.086392] hardirqs last enabled at (1879): [] __up_console_sem+0x78/0x80 [ 39.087921] hardirqs last disabled at (1888): [] __up_console_sem+0x5d/0x80 [ 39.089448] softirqs last enabled at (1782): [] handle_softirqs+0x50c/0x770 [ 39.090974] softirqs last disabled at (1777): [] __irq_exit_rcu+0xc4/0x100 [ 39.092504] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 42.568201] ------------[ cut here ]------------ [ 42.569138] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.571220] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/242 [ 42.572694] Modules linked in: [ 42.573353] CPU: 0 UID: 104 PID: 242 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 42.575334] Tainted: [W]=WARN [ 42.575893] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.577360] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.578256] 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 [ 42.581402] RSP: 0018:ffff888016bffbc0 EFLAGS: 00010286 [ 42.582381] RAX: 0000000000000000 RBX: ffffed1002d7ff78 RCX: ffffffff813a4050 [ 42.583656] RDX: ffff88800f679bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.584929] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002d7ff2f [ 42.586209] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.587485] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016bffdf8 [ 42.588770] FS: 00007f64b4678900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 42.590191] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.591249] CR2: 00007ffd5596eef8 CR3: 000000001f236000 CR4: 0000000000350ef0 [ 42.592532] Call Trace: [ 42.592990] [ 42.593441] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.594328] ? __create_object+0x59/0x80 [ 42.595132] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.596105] __vmalloc_noprof+0x59/0x60 [ 42.596817] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.597685] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.598619] bpf_prog_alloc+0x39/0x200 [ 42.599369] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.600301] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.601214] do_seccomp+0x349/0x25e0 [ 42.601892] ? find_held_lock+0x2b/0x80 [ 42.602652] ? do_prlimit+0x310/0x610 [ 42.603402] ? __pfx_do_seccomp+0x10/0x10 [ 42.604184] ? do_raw_spin_unlock+0x53/0x220 [ 42.604968] ? _raw_spin_unlock+0x1e/0x40 [ 42.605727] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.606681] ? static_key_count+0x60/0x80 [ 42.607482] prctl_set_seccomp+0x4e/0x70 [ 42.608243] __do_sys_prctl+0xe6c/0x1d70 [ 42.608971] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.609830] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.610787] ? irqentry_exit+0xf3/0x650 [ 42.611567] do_syscall_64+0xbf/0x430 [ 42.612290] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.613236] RIP: 0033:0x7f64b4b6a5cd [ 42.613885] 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 [ 42.617032] RSP: 002b:00007ffd5596caf0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.618399] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f64b4b6a5cd [ 42.619623] RDX: 0000562bc83f5e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.620706] RBP: 00007ffd5596cb50 R08: 0000000000000000 R09: 00007ffd5596c1f0 [ 42.621807] R10: 0000000000000000 R11: 0000000000000246 R12: 0000562be9950ad0 [ 42.622877] R13: 00007ffd5596cf80 R14: 0000562be9951bc0 R15: 0000562be9962780 [ 42.623986] [ 42.624384] irq event stamp: 1719 [ 42.624894] hardirqs last enabled at (1727): [] __up_console_sem+0x78/0x80 [ 42.626170] hardirqs last disabled at (1736): [] __up_console_sem+0x5d/0x80 [ 42.627452] softirqs last enabled at (1686): [] handle_softirqs+0x50c/0x770 [ 42.628739] softirqs last disabled at (1681): [] __irq_exit_rcu+0xc4/0x100 [ 42.630025] ---[ end trace 0000000000000000 ]--- [ 43.484616] ------------[ cut here ]------------ [ 43.485572] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 43.487589] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/251 [ 43.489097] Modules linked in: [ 43.489690] CPU: 0 UID: 104 PID: 251 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 43.491666] Tainted: [W]=WARN [ 43.492266] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 43.493718] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 43.494621] 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 [ 43.497783] RSP: 0018:ffff88800b3bfbc0 EFLAGS: 00010286 [ 43.498757] RAX: 0000000000000000 RBX: ffffed1001677f78 RCX: ffffffff813a4050 [ 43.500051] RDX: ffff888015f61bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 43.501335] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1001677f2f [ 43.502611] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 43.503890] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800b3bfdf8 [ 43.505165] FS: 00007f79e6065900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 43.506604] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.507672] CR2: 00007f79e6557580 CR3: 0000000009d9d000 CR4: 0000000000350ef0 [ 43.508949] Call Trace: [ 43.509450] [ 43.509866] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 43.510776] ? __create_object+0x59/0x80 [ 43.511577] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.512546] __vmalloc_noprof+0x59/0x60 [ 43.513304] bpf_prog_alloc_no_stats+0x55/0x470 [ 43.514177] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.515128] bpf_prog_alloc+0x39/0x200 [ 43.515822] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.516746] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.517623] do_seccomp+0x349/0x25e0 [ 43.518347] ? __pfx_css_rstat_updated+0x10/0x10 [ 43.519255] ? __pfx_do_seccomp+0x10/0x10 [ 43.519990] ? find_held_lock+0x2b/0x80 [ 43.520764] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.521723] ? static_key_count+0x60/0x80 [ 43.522527] prctl_set_seccomp+0x4e/0x70 [ 43.523309] __do_sys_prctl+0xe6c/0x1d70 [ 43.524092] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.524898] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.525854] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.526817] ? irqentry_exit+0xf3/0x650 [ 43.527587] do_syscall_64+0xbf/0x430 [ 43.528330] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.529273] RIP: 0033:0x7f79e65575cd [ 43.529934] 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 [ 43.533074] RSP: 002b:00007ffc11820d60 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.534431] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f79e65575cd [ 43.535715] RDX: 0000561c74156e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.536990] RBP: 00007ffc11820dc0 R08: 0000000000000000 R09: 00007ffc11820460 [ 43.538286] R10: 0000000000000000 R11: 0000000000000246 R12: 0000561cb2de72b0 [ 43.539571] R13: 00007ffc118211f0 R14: 0000561cb2de9d20 R15: 0000561cb2dfb8d0 [ 43.540865] [ 43.541319] irq event stamp: 1711 [ 43.541922] hardirqs last enabled at (1719): [] __up_console_sem+0x78/0x80 [ 43.543455] hardirqs last disabled at (1728): [] __up_console_sem+0x5d/0x80 [ 43.544971] softirqs last enabled at (1678): [] handle_softirqs+0x50c/0x770 [ 43.546537] softirqs last disabled at (1673): [] __irq_exit_rcu+0xc4/0x100 [ 43.548054] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:29659' (ECDSA) to the list of known hosts. 2025/11/17 20:44:00 fuzzer started 2025/11/17 20:44:00 dialing manager at localhost:37895 2025/11/17 20:44:00 checking machine... 2025/11/17 20:44:00 checking revisions... [ 44.460773] kmemleak: Automatic memory scanning thread ended 2025/11/17 20:44:00 testing simple program... [ 44.552474] cgroup: Unknown subsys name 'net' [ 44.598338] cgroup: Unknown subsys name 'cpuset' [ 44.611452] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 20:44:00 Registers: info registers vcpu 0 RAX=0000000000000010 RBX=0000000000000000 RCX=0000000000000000 RDX=0000000000000000 RSI=00007ffd55969d38 RDI=0000000000000000 RBP=00007ffd55969d70 RSP=00007ffd55969820 R8 =00000000ffffffff R9 =0000000000000000 R10=0000000000000000 R11=0000000000000000 R12=00007ffd55969d80 R13=00007f64b4bfd258 R14=00007ffd55969ec0 R15=0000000000000075 RIP=00007f64b4ad76d2 RFL=00000246 [---Z-P-] CPL=3 II=0 A20=1 SMM=0 HLT=0 ES =0000 0000000000000000 00000000 00000000 CS =0033 0000000000000000 ffffffff 00a0fb00 DPL=3 CS64 [-RA] SS =002b 0000000000000000 ffffffff 00c0f300 DPL=3 DS [-WA] DS =0000 0000000000000000 00000000 00000000 FS =0000 00007f64b4678900 00000000 00000000 GS =0000 0000000000000000 00000000 00000000 LDT=0000 fffffe6d00000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f64b4c2f618 CR3=000000001f20b000 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=ffffffffff00ff0000ff0000ff0000ff XMM02=ffffffffff0000000000000000000000 XMM03=2c766e655f6d61702c7374696d696c5f XMM04=6d61702c766e655f6d61702c7374696d XMM05=78696e755f6d61702c74696d7265705f XMM06=6469756e69676f6c5f6d61702c78756e XMM07=672065736f6c635f6e6f69737365733a XMM08=000000000075252e75252e75252e7525 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=0000000000023f75 RBX=0000000000000001 RCX=ffffffff84c72d57 RDX=0000000000000000 RSI=0000000000000000 RDI=ffffffff814d2c90 RBP=dffffc0000000000 RSP=ffff8880096efe58 R8 =0000000000000001 R9 =ffffed100d9e639a R10=ffff88806cf31cd3 R11=0000000000000001 R12=ffffffff8664f650 R13=1ffff110012ddfd2 R14=0000000000000000 R15=0000000000000000 RIP=ffffffff84c7174e RFL=00000202 [-------] CPL=0 II=0 A20=1 SMM=0 HLT=1 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 fffffe3b00000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffc8c193ff8 CR3=000000000d947000 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=2039353a33343a303220373120766f4e XMM01=73732878696e755f6d6170203a5d3134 XMM02=65736f6c63206e6f6973736573203a29 XMM03=755f6d6170203a5d3134325b64687373 XMM04=69662068637573206f4e203a656c6163 XMM05=3a656c696620766e65206e65706f206f XMM06=65733a6468737328766e655f6d617020 XMM07=6b7a79732039353a33343a3032203731 XMM08=30343d7974696c696261706163202279 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000