[ 39.032596] ------------[ cut here ]------------ [ 39.033463] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.035404] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/233 [ 39.037009] Modules linked in: [ 39.037679] CPU: 1 UID: 104 PID: 233 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 39.039572] Tainted: [W]=WARN [ 39.040097] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.041516] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.042337] 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 [ 39.045393] RSP: 0018:ffff88801878fbc0 EFLAGS: 00010286 [ 39.046270] RAX: 0000000000000000 RBX: ffffed10030f1f78 RCX: ffffffff813a4050 [ 39.047495] RDX: ffff88800a415340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.048716] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10030f1f2f [ 39.049930] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.051163] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801878fdf8 [ 39.052398] FS: 00007fe0b2423900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 39.053785] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.054794] CR2: 00007fe0b2915580 CR3: 000000000b818000 CR4: 0000000000350ef0 [ 39.056015] Call Trace: [ 39.056506] [ 39.056905] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.057772] ? __create_object+0x59/0x80 [ 39.058530] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.059459] __vmalloc_noprof+0x59/0x60 [ 39.060132] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.060967] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.061850] bpf_prog_alloc+0x39/0x200 [ 39.062554] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.063431] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.064249] do_seccomp+0x349/0x25e0 [ 39.064964] ? __pfx_css_rstat_updated+0x10/0x10 [ 39.065827] ? __pfx_do_seccomp+0x10/0x10 [ 39.066574] ? find_held_lock+0x2b/0x80 [ 39.067248] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.068161] ? static_key_count+0x60/0x80 [ 39.068940] prctl_set_seccomp+0x4e/0x70 [ 39.069677] __do_sys_prctl+0xe6c/0x1d70 [ 39.070420] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.071180] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.072107] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.073031] ? irqentry_exit+0xf3/0x650 [ 39.073778] do_syscall_64+0xbf/0x430 [ 39.074504] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.075356] RIP: 0033:0x7fe0b29155cd [ 39.076035] 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 [ 39.079071] RSP: 002b:00007ffcab06e720 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.080388] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fe0b29155cd [ 39.081445] RDX: 000055c592f5ce00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.082201] RBP: 00007ffcab06e780 R08: 0000000000000000 R09: 00007ffcab06de20 [ 39.082994] R10: 0000000000000000 R11: 0000000000000246 R12: 000055c5c3bb12b0 [ 39.083784] R13: 00007ffcab06ebb0 R14: 000055c5c3bb3d20 R15: 000055c5c3bc58d0 [ 39.084605] [ 39.084865] irq event stamp: 1791 [ 39.085233] hardirqs last enabled at (1799): [] __up_console_sem+0x78/0x80 [ 39.086147] hardirqs last disabled at (1808): [] __up_console_sem+0x5d/0x80 [ 39.087073] softirqs last enabled at (1386): [] handle_softirqs+0x50c/0x770 [ 39.088005] softirqs last disabled at (1381): [] __irq_exit_rcu+0xc4/0x100 [ 39.088937] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 41.560278] ------------[ cut here ]------------ [ 41.560763] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 41.561713] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/241 [ 41.562411] Modules linked in: [ 41.562696] CPU: 0 UID: 104 PID: 241 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 41.563629] Tainted: [W]=WARN [ 41.563893] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 41.564662] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 41.565121] 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 [ 41.566664] RSP: 0018:ffff888015757bc0 EFLAGS: 00010286 [ 41.567175] RAX: 0000000000000000 RBX: ffffed1002aeaf78 RCX: ffffffff813a4050 [ 41.567816] RDX: ffff888015f85340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 41.568509] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002aeaf2f [ 41.569130] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 41.569748] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888015757df8 [ 41.570458] FS: 00007f3268920900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 41.571128] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 41.571650] CR2: 00007f3268e864a6 CR3: 000000000e72b000 CR4: 0000000000350ef0 [ 41.572309] Call Trace: [ 41.572558] [ 41.572824] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 41.573246] ? __create_object+0x59/0x80 [ 41.573637] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 41.574203] __vmalloc_noprof+0x59/0x60 [ 41.574645] bpf_prog_alloc_no_stats+0x55/0x470 [ 41.575149] ? __pfx_seccomp_check_filter+0x10/0x10 [ 41.575709] bpf_prog_alloc+0x39/0x200 [ 41.576132] ? __pfx_seccomp_check_filter+0x10/0x10 [ 41.576695] bpf_prog_create_from_user+0xb2/0x2f0 [ 41.577215] do_seccomp+0x349/0x25e0 [ 41.577654] ? find_held_lock+0x2b/0x80 [ 41.578098] ? do_prlimit+0x310/0x610 [ 41.578543] ? __pfx_do_seccomp+0x10/0x10 [ 41.578999] ? do_raw_spin_unlock+0x53/0x220 [ 41.579495] ? _raw_spin_unlock+0x1e/0x40 [ 41.579944] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 41.580533] ? static_key_count+0x60/0x80 [ 41.581007] prctl_set_seccomp+0x4e/0x70 [ 41.581470] __do_sys_prctl+0xe6c/0x1d70 [ 41.581920] ? __pfx___do_sys_prctl+0x10/0x10 [ 41.582429] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 41.582997] ? irqentry_exit+0xf3/0x650 [ 41.583468] do_syscall_64+0xbf/0x430 [ 41.583892] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 41.584458] RIP: 0033:0x7f3268e125cd [ 41.584878] 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 [ 41.586737] RSP: 002b:00007fff730bc240 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 41.587547] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f3268e125cd [ 41.588317] RDX: 0000559dadc9be00 RSI: 0000000000000002 RDI: 0000000000000016 [ 41.589093] RBP: 00007fff730bc2a0 R08: 0000000000000000 R09: 00007fff730bb940 [ 41.589866] R10: 0000000000000000 R11: 0000000000000246 R12: 0000559dd0ea9ad0 [ 41.590643] R13: 00007fff730bc6d0 R14: 0000559dd0eaabc0 R15: 0000559dd0ebb780 [ 41.591427] [ 41.591685] irq event stamp: 1685 [ 41.592051] hardirqs last enabled at (1693): [] __up_console_sem+0x78/0x80 [ 41.592952] hardirqs last disabled at (1702): [] __up_console_sem+0x5d/0x80 [ 41.593802] softirqs last enabled at (760): [] handle_softirqs+0x50c/0x770 [ 41.594562] softirqs last disabled at (753): [] __irq_exit_rcu+0xc4/0x100 [ 41.595472] ---[ end trace 0000000000000000 ]--- [ 42.179705] ------------[ cut here ]------------ [ 42.180145] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.181143] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/248 [ 42.181988] Modules linked in: [ 42.182330] CPU: 0 UID: 104 PID: 248 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 42.183403] Tainted: [W]=WARN [ 42.183727] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.184521] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.185034] 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 [ 42.186568] RSP: 0018:ffff88800f067bc0 EFLAGS: 00010286 [ 42.187117] RAX: 0000000000000000 RBX: ffffed1001e0cf78 RCX: ffffffff813a4050 [ 42.187823] RDX: ffff8880174f8000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.188575] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1001e0cf2f [ 42.189310] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.189948] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800f067df8 [ 42.190734] FS: 00007f9276720900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 42.191540] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.192033] CR2: 00007ffed371def7 CR3: 0000000020816000 CR4: 0000000000350ef0 [ 42.192666] Call Trace: [ 42.192937] [ 42.193179] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.193709] ? __create_object+0x59/0x80 [ 42.194156] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.194748] __vmalloc_noprof+0x59/0x60 [ 42.195177] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.195711] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.196246] bpf_prog_alloc+0x39/0x200 [ 42.196704] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.197237] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.197731] do_seccomp+0x349/0x25e0 [ 42.198131] ? find_held_lock+0x2b/0x80 [ 42.198570] ? do_prlimit+0x310/0x610 [ 42.198992] ? __pfx_do_seccomp+0x10/0x10 [ 42.199415] ? do_raw_spin_unlock+0x53/0x220 [ 42.199885] ? _raw_spin_unlock+0x1e/0x40 [ 42.200322] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.200867] ? static_key_count+0x60/0x80 [ 42.201330] prctl_set_seccomp+0x4e/0x70 [ 42.201777] __do_sys_prctl+0xe6c/0x1d70 [ 42.202186] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.202647] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.203178] ? irqentry_exit+0xf3/0x650 [ 42.203615] do_syscall_64+0xbf/0x430 [ 42.204023] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.204544] RIP: 0033:0x7f9276c125cd [ 42.204933] 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 [ 42.206480] RSP: 002b:00007ffed371c110 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.207233] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f9276c125cd [ 42.207888] RDX: 00005638447a4e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.208588] RBP: 00007ffed371c170 R08: 0000000000000000 R09: 00007ffed371b810 [ 42.209307] R10: 0000000000000000 R11: 0000000000000246 R12: 0000563860669ad0 [ 42.209982] R13: 00007ffed371c5a0 R14: 000056386066abc0 R15: 000056386067b780 [ 42.210692] [ 42.210939] irq event stamp: 1629 [ 42.211283] hardirqs last enabled at (1637): [] __up_console_sem+0x78/0x80 [ 42.212039] hardirqs last disabled at (1646): [] __up_console_sem+0x5d/0x80 [ 42.212924] softirqs last enabled at (1198): [] handle_softirqs+0x50c/0x770 [ 42.213761] softirqs last disabled at (1193): [] __irq_exit_rcu+0xc4/0x100 [ 42.214489] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:23692' (ECDSA) to the list of known hosts. 2025/11/19 04:35:14 fuzzer started 2025/11/19 04:35:14 dialing manager at localhost:34383 2025/11/19 04:35:14 checking machine... 2025/11/19 04:35:14 checking revisions... [ 43.017651] kmemleak: Automatic memory scanning thread ended 2025/11/19 04:35:14 testing simple program... [ 43.136537] cgroup: Unknown subsys name 'net' [ 43.200736] cgroup: Unknown subsys name 'cpuset' [ 43.233115] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 04:35:14 Registers: info registers vcpu 0 RAX=ffffffff81a846b5 RBX=0000000000000001 RCX=ffff88806ce08984 RDX=ffff88806ce08a78 RSI=ffffffff81a846b5 RDI=ffff88806ce08a30 RBP=ffff88806ce08a88 RSP=ffff88806ce089c0 R8 =0000000000000001 R9 =ffff88806ce08a70 R10=000000000003c9ed R11=0000000000023016 R12=0000000000000000 R13=ffff88806ce08a78 R14=ffff88800aa7b780 R15=ffff88806ce08a30 RIP=ffffffff8135e474 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 00007f3268920900 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=00007f32688ef008 CR3=000000000bff9000 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 info registers vcpu 1 RAX=000000000002230b RBX=0000000000000001 RCX=ffffffff84c72d57 RDX=0000000000000000 RSI=0000000000000000 RDI=ffffffff814d2c90 RBP=dffffc0000000000 RSP=ffff8880096efe58 R8 =0000000000000001 R9 =ffffed100d9e639a R10=ffff88806cf31cd3 R11=0000000000000001 R12=ffffffff8664f850 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 fffffe5800000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f0c42ad3000 CR3=000000000beca000 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=fe25a2a5198fdd8b2b4299cc4758c83a XMM02=ec2efd57dc4c00df00000000003043d8 XMM03=5b3c6edbda9dc95a00000000003044a8 XMM04=4cb99ee968aa39af00000000000ae988 XMM05=d96330e2d2db86320000000000320370 XMM06=c3438a72f82e58c20000000000319cf8 XMM07=e042d86d42eb936e000000000030fb70 XMM08=5b3c6edbda9dc95a00000000003044a8 XMM09=00000000000000000000000000000000 XMM10=20200000000020202020202020200000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000