[ 46.330876] ------------[ cut here ]------------ [ 46.331839] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 46.333994] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/234 [ 46.335476] Modules linked in: [ 46.336059] CPU: 1 UID: 104 PID: 234 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 46.338054] Tainted: [W]=WARN [ 46.338658] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 46.340119] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 46.341062] 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 [ 46.344245] RSP: 0018:ffff888018edfbc0 EFLAGS: 00010286 [ 46.345242] RAX: 0000000000000000 RBX: ffffed10031dbf78 RCX: ffffffff813a4050 [ 46.346520] RDX: ffff88800f903780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 46.347811] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10031dbf2f [ 46.349094] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 46.350371] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888018edfdf8 [ 46.351681] FS: 00007f1f3d4f7900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 46.353152] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.354237] CR2: 00007fffd94aaef8 CR3: 000000001c4d7000 CR4: 0000000000350ef0 [ 46.355517] Call Trace: [ 46.355989] [ 46.356413] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 46.357347] ? __create_object+0x59/0x80 [ 46.358124] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 46.359080] __vmalloc_noprof+0x59/0x60 [ 46.359834] bpf_prog_alloc_no_stats+0x55/0x470 [ 46.360725] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.361674] bpf_prog_alloc+0x39/0x200 [ 46.362378] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.363305] bpf_prog_create_from_user+0xb2/0x2f0 [ 46.364216] do_seccomp+0x349/0x25e0 [ 46.364951] ? find_held_lock+0x2b/0x80 [ 46.365722] ? do_prlimit+0x310/0x610 [ 46.366415] ? __pfx_do_seccomp+0x10/0x10 [ 46.367201] ? do_raw_spin_unlock+0x53/0x220 [ 46.368044] ? _raw_spin_unlock+0x1e/0x40 [ 46.368848] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 46.369806] ? static_key_count+0x60/0x80 [ 46.370614] prctl_set_seccomp+0x4e/0x70 [ 46.371340] __do_sys_prctl+0xe6c/0x1d70 [ 46.372122] ? __pfx___do_sys_prctl+0x10/0x10 [ 46.372989] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 46.373972] ? irqentry_exit+0xf3/0x650 [ 46.374743] do_syscall_64+0xbf/0x430 [ 46.375436] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 46.376401] RIP: 0033:0x7f1f3d9e95cd [ 46.377123] 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 [ 46.380320] RSP: 002b:00007fffd94a9360 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 46.381699] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f1f3d9e95cd [ 46.382992] RDX: 00005628a6a37e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 46.384277] RBP: 00007fffd94a93c0 R08: 0000000000000000 R09: 00007fffd94a8a60 [ 46.385571] R10: 0000000000000000 R11: 0000000000000246 R12: 00005628c39682b0 [ 46.386862] R13: 00007fffd94a97f0 R14: 00005628c396ad20 R15: 00005628c397c8d0 [ 46.388161] [ 46.388632] irq event stamp: 1757 [ 46.389237] hardirqs last enabled at (1765): [] __up_console_sem+0x78/0x80 [ 46.390752] hardirqs last disabled at (1774): [] __up_console_sem+0x5d/0x80 [ 46.392266] softirqs last enabled at (1390): [] handle_softirqs+0x50c/0x770 [ 46.393830] softirqs last disabled at (1385): [] __irq_exit_rcu+0xc4/0x100 [ 46.395321] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 49.532245] ------------[ cut here ]------------ [ 49.533197] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.535272] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/241 [ 49.536760] Modules linked in: [ 49.537356] CPU: 1 UID: 104 PID: 241 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 49.539364] Tainted: [W]=WARN [ 49.539958] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.541495] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.542381] 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 [ 49.545620] RSP: 0018:ffff888016b5fbc0 EFLAGS: 00010286 [ 49.546611] RAX: 0000000000000000 RBX: ffffed1002d6bf78 RCX: ffffffff813a4050 [ 49.547915] RDX: ffff88800c253780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.549226] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002d6bf2f [ 49.550530] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 49.551834] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016b5fdf8 [ 49.553151] FS: 00007f4c77c5a900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 49.554616] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.555692] CR2: 00007f4c781c04a6 CR3: 000000001c4d0000 CR4: 0000000000350ef0 [ 49.557004] Call Trace: [ 49.557508] [ 49.557926] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 49.558835] ? __create_object+0x59/0x80 [ 49.559633] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.560636] __vmalloc_noprof+0x59/0x60 [ 49.561365] bpf_prog_alloc_no_stats+0x55/0x470 [ 49.562249] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.563192] bpf_prog_alloc+0x39/0x200 [ 49.563939] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.564898] bpf_prog_create_from_user+0xb2/0x2f0 [ 49.565822] do_seccomp+0x349/0x25e0 [ 49.566547] ? find_held_lock+0x2b/0x80 [ 49.567278] ? do_prlimit+0x310/0x610 [ 49.568032] ? __pfx_do_seccomp+0x10/0x10 [ 49.568840] ? do_raw_spin_unlock+0x53/0x220 [ 49.569689] ? _raw_spin_unlock+0x1e/0x40 [ 49.570438] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 49.571423] ? static_key_count+0x60/0x80 [ 49.572241] prctl_set_seccomp+0x4e/0x70 [ 49.573042] __do_sys_prctl+0xe6c/0x1d70 [ 49.573836] ? __pfx___do_sys_prctl+0x10/0x10 [ 49.574706] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 49.575694] ? irqentry_exit+0xf3/0x650 [ 49.576426] do_syscall_64+0xbf/0x430 [ 49.577189] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.578155] RIP: 0033:0x7f4c7814c5cd [ 49.578872] 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 [ 49.582161] RSP: 002b:00007fffc5031170 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 49.583594] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f4c7814c5cd [ 49.584962] RDX: 000055946d440e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 49.586313] RBP: 00007fffc50311d0 R08: 0000000000000000 R09: 00007fffc5030870 [ 49.587665] R10: 0000000000000000 R11: 0000000000000246 R12: 00005594ac42dbf0 [ 49.589026] R13: 00007fffc5031600 R14: 00005594ac437380 R15: 00005594ac442460 [ 49.590394] [ 49.590881] irq event stamp: 1717 [ 49.591563] hardirqs last enabled at (1727): [] __up_console_sem+0x78/0x80 [ 49.593178] hardirqs last disabled at (1736): [] __up_console_sem+0x5d/0x80 [ 49.594788] softirqs last enabled at (1254): [] handle_softirqs+0x50c/0x770 [ 49.596414] softirqs last disabled at (1249): [] __irq_exit_rcu+0xc4/0x100 [ 49.598034] ---[ end trace 0000000000000000 ]--- [ 50.368389] ------------[ cut here ]------------ [ 50.369323] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 50.371313] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/248 [ 50.373209] Modules linked in: [ 50.373957] CPU: 1 UID: 104 PID: 248 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 50.375963] Tainted: [W]=WARN [ 50.376565] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 50.378083] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 50.379013] 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 [ 50.382224] RSP: 0018:ffff8880172efbc0 EFLAGS: 00010286 [ 50.383217] RAX: 0000000000000000 RBX: ffffed1002e5df78 RCX: ffffffff813a4050 [ 50.384504] RDX: ffff8880173dd340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 50.385825] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002e5df2f [ 50.387107] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 50.388382] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880172efdf8 [ 50.389684] FS: 00007f530a6f2900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 50.391122] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.392190] CR2: 00007f530abe4580 CR3: 000000001f92f000 CR4: 0000000000350ef0 [ 50.393505] Call Trace: [ 50.393969] [ 50.394382] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 50.395277] ? __create_object+0x59/0x80 [ 50.396057] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.397166] __vmalloc_noprof+0x59/0x60 [ 50.397908] bpf_prog_alloc_no_stats+0x55/0x470 [ 50.398757] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.399681] bpf_prog_alloc+0x39/0x200 [ 50.400359] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.401291] bpf_prog_create_from_user+0xb2/0x2f0 [ 50.402171] do_seccomp+0x349/0x25e0 [ 50.402877] ? __pfx_css_rstat_updated+0x10/0x10 [ 50.403777] ? __pfx_do_seccomp+0x10/0x10 [ 50.404545] ? find_held_lock+0x2b/0x80 [ 50.405272] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 50.406210] ? static_key_count+0x60/0x80 [ 50.407002] prctl_set_seccomp+0x4e/0x70 [ 50.407767] __do_sys_prctl+0xe6c/0x1d70 [ 50.408540] ? __pfx___do_sys_prctl+0x10/0x10 [ 50.409354] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.410307] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 50.411254] ? irqentry_exit+0xf3/0x650 [ 50.412009] do_syscall_64+0xbf/0x430 [ 50.412739] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 50.413688] RIP: 0033:0x7f530abe45cd [ 50.414347] 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 [ 50.417481] RSP: 002b:00007ffeb38feab0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 50.418820] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f530abe45cd [ 50.420090] RDX: 000055ad0448ae00 RSI: 0000000000000002 RDI: 0000000000000016 [ 50.421367] RBP: 00007ffeb38feb10 R08: 0000000000000000 R09: 00007ffeb38fe1b0 [ 50.422632] R10: 0000000000000000 R11: 0000000000000246 R12: 000055ad410d72b0 [ 50.423899] R13: 00007ffeb38fef40 R14: 000055ad410d9d20 R15: 000055ad410eb8d0 [ 50.425204] [ 50.425665] irq event stamp: 1771 [ 50.426274] hardirqs last enabled at (1779): [] __up_console_sem+0x78/0x80 [ 50.427776] hardirqs last disabled at (1788): [] __up_console_sem+0x5d/0x80 [ 50.429292] softirqs last enabled at (1318): [] handle_softirqs+0x50c/0x770 [ 50.430816] softirqs last disabled at (1313): [] __irq_exit_rcu+0xc4/0x100 [ 50.432301] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:48865' (ECDSA) to the list of known hosts. 2025/11/18 02:23:56 fuzzer started 2025/11/18 02:23:57 dialing manager at localhost:37895 2025/11/18 02:23:57 checking machine... 2025/11/18 02:23:57 checking revisions... [ 51.472267] kmemleak: Automatic memory scanning thread ended 2025/11/18 02:23:57 testing simple program... [ 51.572103] cgroup: Unknown subsys name 'net' [ 51.642509] cgroup: Unknown subsys name 'cpuset' [ 51.661402] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 02:23:56 Registers: info registers vcpu 0 RAX=ffffffff813c156e RBX=ffffffff81618fa0 RCX=ffff888009627794 RDX=1ffff110012c4f13 RSI=ffffffff813c156e RDI=ffff888009627908 RBP=ffff8880096278d8 RSP=ffff888009627838 R8 =0000000000000001 R9 =ffff888009627880 R10=000000000003c9ed R11=0000000000008964 R12=ffff888009627908 R13=0000000000000000 R14=ffff888009611bc0 R15=ffff888008c4b780 RIP=ffffffff81618fa4 RFL=00000282 [--S----] 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 fffffe3d00000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f4c78211618 CR3=000000000b662000 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=2036353a33323a323020383120766f4e XMM01=73732878696e755f6d6170203a5d3034 XMM02=65736f6c63206e6f6973736573203a29 XMM03=755f6d6170203a5d3034325b64687373 XMM04=69662068637573206f4e203a656c6163 XMM05=3a656c696620766e65206e65706f206f XMM06=65733a6468737328766e655f6d617020 XMM07=6b7a79732035353a33323a3230203831 XMM08=30343d7974696c696261706163202279 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=0000000000000001 RBX=ffff888017b07ce0 RCX=0000000000000000 RDX=dffffc0000000000 RSI=0000000000000000 RDI=ffff888017b07a70 RBP=ffff888017b07bc0 RSP=ffff888017b07948 R8 =1ffff11002f60f4e R9 =ffffed1001b184b0 R10=0000000000000001 R11=0000000000000001 R12=0000000000000300 R13=ffff888017b07a20 R14=ffff888017b07a20 R15=0000000000000000 RIP=ffffffff84bec8c2 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 00007f4c77c5a900 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe4c00000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f4c77c29008 CR3=000000001f833000 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=652022746f6f72223d74636361207469 XMM02=3d6c616e696d72657420322e322e302e XMM03=3d656d616e74736f682022646873732f XMM04=40404040404040404040404040404040 XMM05=5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a XMM06=20202020202020202020202020202020 XMM07=00000000000000000000000000000000 XMM08=652075253d64692073253d706f000000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000