[ 46.957236] ------------[ cut here ]------------ [ 46.958053] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 46.959749] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/236 [ 46.960950] Modules linked in: [ 46.961498] CPU: 1 UID: 104 PID: 236 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 46.963149] Tainted: [W]=WARN [ 46.963644] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 46.964858] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 46.965651] 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 [ 46.968280] RSP: 0018:ffff888019af7bc0 EFLAGS: 00010286 [ 46.969081] RAX: 0000000000000000 RBX: ffffed100335ef78 RCX: ffffffff813a4050 [ 46.970194] RDX: ffff888015de0000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 46.971270] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed100335ef2f [ 46.972354] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 46.973453] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888019af7df8 [ 46.974530] FS: 00007fb05c187900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 46.975749] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.976634] CR2: 00007ffeb4836ef8 CR3: 000000000ccc1000 CR4: 0000000000350ef0 [ 46.977736] Call Trace: [ 46.978123] [ 46.978641] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 46.979347] ? __create_object+0x59/0x80 [ 46.980004] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 46.980804] __vmalloc_noprof+0x59/0x60 [ 46.981460] bpf_prog_alloc_no_stats+0x55/0x470 Debian GNU/Linux 11 syzkaller ttyS0 syzkaller [ 46.982262] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.983859] bpf_prog_alloc+0x39/0x200 [ 46.984470] ? __pfx_seccomp_check_filter+0x10/0x10 login: [ 46.985209] bpf_prog_create_from_user+0xb2/0x2f0 [ 46.986156] do_seccomp+0x349/0x25e0 [ 46.986761] ? find_held_lock+0x2b/0x80 [ 46.987361] ? do_prlimit+0x310/0x610 [ 46.987974] ? __pfx_do_seccomp+0x10/0x10 [ 46.988642] ? do_raw_spin_unlock+0x53/0x220 [ 46.989310] ? _raw_spin_unlock+0x1e/0x40 [ 46.989992] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 46.990793] ? static_key_count+0x60/0x80 [ 46.991464] prctl_set_seccomp+0x4e/0x70 [ 46.992075] __do_sys_prctl+0xe6c/0x1d70 [ 46.992719] ? __pfx___do_sys_prctl+0x10/0x10 [ 46.993446] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 46.994239] ? irqentry_exit+0xf3/0x650 [ 46.994872] do_syscall_64+0xbf/0x430 [ 46.995487] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 46.996240] RIP: 0033:0x7fb05c6795cd [ 46.996821] 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 [ 46.999496] RSP: 002b:00007ffeb48352b0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 47.000628] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fb05c6795cd [ 47.001734] RDX: 0000563073e57e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 47.002803] RBP: 00007ffeb4835310 R08: 0000000000000000 R09: 00007ffeb48349b0 [ 47.003877] R10: 0000000000000000 R11: 0000000000000246 R12: 000056309789cb10 [ 47.004958] R13: 00007ffeb4835740 R14: 000056309789d2b0 R15: 00005630978b16f0 [ 47.006084] [ 47.006475] irq event stamp: 1767 [ 47.006982] hardirqs last enabled at (1775): [] __up_console_sem+0x78/0x80 [ 47.008251] hardirqs last disabled at (1784): [] __up_console_sem+0x5d/0x80 [ 47.009558] softirqs last enabled at (1566): [] handle_softirqs+0x50c/0x770 [ 47.010852] softirqs last disabled at (1559): [] __irq_exit_rcu+0xc4/0x100 [ 47.012116] ---[ end trace 0000000000000000 ]--- [ 50.415318] ------------[ cut here ]------------ [ 50.416316] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 50.418558] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/243 [ 50.420105] Modules linked in: [ 50.420804] CPU: 0 UID: 104 PID: 243 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 50.422947] Tainted: [W]=WARN [ 50.423614] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 50.425204] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 50.426216] 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 [ 50.429645] RSP: 0018:ffff888013eafbc0 EFLAGS: 00010286 [ 50.430724] RAX: 0000000000000000 RBX: ffffed10027d5f78 RCX: ffffffff813a4050 [ 50.432112] RDX: ffff888015de1bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 50.433521] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10027d5f2f [ 50.434916] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 50.436306] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888013eafdf8 [ 50.437699] FS: 00007f11a083b900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 50.439239] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.440382] CR2: 00007ffeb9c0eef8 CR3: 000000000fbb0000 CR4: 0000000000350ef0 [ 50.441978] Call Trace: [ 50.442507] [ 50.442953] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 50.443883] ? __create_object+0x59/0x80 [ 50.444684] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.445777] __vmalloc_noprof+0x59/0x60 [ 50.446545] bpf_prog_alloc_no_stats+0x55/0x470 [ 50.447381] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.448340] bpf_prog_alloc+0x39/0x200 [ 50.449126] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.450095] bpf_prog_create_from_user+0xb2/0x2f0 [ 50.451024] do_seccomp+0x349/0x25e0 [ 50.451759] ? find_held_lock+0x2b/0x80 [ 50.452525] ? do_prlimit+0x310/0x610 [ 50.453253] ? __pfx_do_seccomp+0x10/0x10 [ 50.454095] ? do_raw_spin_unlock+0x53/0x220 [ 50.454953] ? _raw_spin_unlock+0x1e/0x40 [ 50.455767] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 50.456762] ? static_key_count+0x60/0x80 [ 50.457614] prctl_set_seccomp+0x4e/0x70 [ 50.458363] __do_sys_prctl+0xe6c/0x1d70 [ 50.459160] ? __pfx___do_sys_prctl+0x10/0x10 [ 50.460057] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 50.461055] ? irqentry_exit+0xf3/0x650 [ 50.461863] do_syscall_64+0xbf/0x430 [ 50.462599] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 50.463582] RIP: 0033:0x7f11a0d2d5cd [ 50.464257] 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 [ 50.467469] RSP: 002b:00007ffeb9c0c390 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 50.468885] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f11a0d2d5cd [ 50.470222] RDX: 0000559585075e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 50.471535] RBP: 00007ffeb9c0c3f0 R08: 0000000000000000 R09: 00007ffeb9c0ba90 [ 50.472872] R10: 0000000000000000 R11: 0000000000000246 R12: 00005595a91debf0 [ 50.474202] R13: 00007ffeb9c0c820 R14: 00005595a91e8380 R15: 00005595a91f3460 [ 50.475519] [ 50.475966] irq event stamp: 1717 [ 50.476620] hardirqs last enabled at (1727): [] __up_console_sem+0x78/0x80 [ 50.478121] hardirqs last disabled at (1736): [] __up_console_sem+0x5d/0x80 [ 50.479425] softirqs last enabled at (1666): [] handle_softirqs+0x50c/0x770 [ 50.480748] softirqs last disabled at (1661): [] __irq_exit_rcu+0xc4/0x100 [ 50.482086] ---[ end trace 0000000000000000 ]--- [ 51.274047] ------------[ cut here ]------------ [ 51.275037] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 51.277126] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/250 [ 51.278785] Modules linked in: [ 51.279394] CPU: 0 UID: 104 PID: 250 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 51.281519] Tainted: [W]=WARN [ 51.282106] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 51.283658] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 51.284634] 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 [ 51.287952] RSP: 0018:ffff888016047bc0 EFLAGS: 00010286 [ 51.288981] RAX: 0000000000000000 RBX: ffffed1002c08f78 RCX: ffffffff813a4050 [ 51.290330] RDX: ffff8880198b5340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 51.291659] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002c08f2f [ 51.293041] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 51.294580] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016047df8 [ 51.295951] FS: 00007f3a32f37900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 51.297482] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 51.298601] CR2: 00007ffe30568ef8 CR3: 000000000bdbf000 CR4: 0000000000350ef0 [ 51.299960] Call Trace: [ 51.300463] [ 51.300913] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 51.301878] ? __create_object+0x59/0x80 [ 51.302676] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 51.303704] __vmalloc_noprof+0x59/0x60 [ 51.304514] bpf_prog_alloc_no_stats+0x55/0x470 [ 51.305390] ? __pfx_seccomp_check_filter+0x10/0x10 [ 51.306398] bpf_prog_alloc+0x39/0x200 [ 51.307188] ? __pfx_seccomp_check_filter+0x10/0x10 [ 51.308167] bpf_prog_create_from_user+0xb2/0x2f0 [ 51.309334] do_seccomp+0x349/0x25e0 [ 51.310315] ? find_held_lock+0x2b/0x80 [ 51.311310] ? do_prlimit+0x310/0x610 [ 51.312287] ? __pfx_do_seccomp+0x10/0x10 [ 51.313322] ? do_raw_spin_unlock+0x53/0x220 [ 51.314452] ? _raw_spin_unlock+0x1e/0x40 [ 51.315378] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 51.316463] ? static_key_count+0x60/0x80 [ 51.317258] prctl_set_seccomp+0x4e/0x70 [ 51.318130] __do_sys_prctl+0xe6c/0x1d70 [ 51.318987] ? __pfx___do_sys_prctl+0x10/0x10 [ 51.319918] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 51.320974] ? irqentry_exit+0xf3/0x650 [ 51.321837] do_syscall_64+0xbf/0x430 [ 51.322632] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 51.323668] RIP: 0033:0x7f3a334295cd [ 51.324388] 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 [ 51.327872] RSP: 002b:00007ffe30566ce0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 51.329343] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f3a334295cd [ 51.330769] RDX: 0000564c42f94e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 51.332180] RBP: 00007ffe30566d40 R08: 0000000000000000 R09: 00007ffe305663e0 [ 51.333576] R10: 0000000000000000 R11: 0000000000000246 R12: 0000564c5936a2b0 [ 51.334989] R13: 00007ffe30567170 R14: 0000564c5936cd20 R15: 0000564c5937e8d0 [ 51.336390] [ 51.336904] irq event stamp: 2487 [ 51.337616] hardirqs last enabled at (2497): [] __up_console_sem+0x78/0x80 [ 51.339281] hardirqs last disabled at (2506): [] __up_console_sem+0x5d/0x80 [ 51.340930] softirqs last enabled at (2338): [] handle_softirqs+0x50c/0x770 [ 51.342582] softirqs last disabled at (2333): [] __irq_exit_rcu+0xc4/0x100 [ 51.343963] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:7338' (ECDSA) to the list of known hosts. 2025/11/19 07:56:50 fuzzer started 2025/11/19 07:56:50 dialing manager at localhost:34383 2025/11/19 07:56:50 checking machine... 2025/11/19 07:56:50 checking revisions... [ 52.246798] kmemleak: Automatic memory scanning thread ended 2025/11/19 07:56:50 testing simple program... [ 52.330497] cgroup: Unknown subsys name 'net' [ 52.391832] cgroup: Unknown subsys name 'cpuset' [ 52.405351] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 07:56:49 Registers: info registers vcpu 0 RAX=5f7707c21c532b00 RBX=ffff88806ce08af8 RCX=ffff88806ce08954 RDX=0000000000000001 RSI=ffffffff85e1ffe0 RDI=ffffffff85c2d480 RBP=ffffffff85e1ffe0 RSP=ffff88806ce08948 R8 =0000000000000001 R9 =ffff88806ce08a90 R10=000000000003c9ed R11=000000000000453f R12=ffffffff8135e7a2 R13=0000000000000206 R14=ffffffff85c2ca00 R15=0000000000000002 RIP=ffffffff81529012 RFL=00000206 [-----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 fffffe2400000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fce125bf000 CR3=000000000deb6000 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=e57f546c2e7b1183534e82a2902de078 XMM02=2c67c8bc2e329bc30000000000308d38 XMM03=fb795ef6d65770560000000000315bd0 XMM04=4319e67fe033339c00000000000ae988 XMM05=14648eaa1277bab100000000003249a0 XMM06=817b8945e9d503730000000000324828 XMM07=e042d86d42eb936e0000000000315ea8 XMM08=d71d5661b8fdbb280000000000308d98 XMM09=00000000000000000000000000000000 XMM10=20200000000020202020202020200000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=0000000000000001 RBX=ffff88800f448000 RCX=0000000000000002 RDX=0000000088596101 RSI=0000000000000000 RDI=ffffffff85e1ffe0 RBP=ffffffff85e1ffe0 RSP=ffff88806cf088c8 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 00007f11a083b900 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe1600000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffeb9c06000 CR3=000000001f65f000 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=563412feff00545000000000000080fe XMM01=74696d7265705f6d61703d73726f746e XMM02=000000000000000000000000000000ff XMM03=5320444f4854454d5f54505952434e45 XMM04=40404040404040404040404040404040 XMM05=5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a XMM06=20202020202020202020202020202020 XMM07=00000000000000000000000000000000 XMM08=61662029286e65706f5f746964756100 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000