[ 39.387417] ------------[ cut here ]------------ [ 39.388005] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.389305] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/233 [ 39.390237] Modules linked in: [ 39.390612] CPU: 1 UID: 104 PID: 233 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 39.391884] Tainted: [W]=WARN [ 39.392237] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.393189] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.393788] 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 [ 39.395805] RSP: 0018:ffff88801959fbc0 EFLAGS: 00010286 [ 39.396415] RAX: 0000000000000000 RBX: ffffed10032b3f78 RCX: ffffffff813a4050 [ 39.397244] RDX: ffff8880166ad340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.398063] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10032b3f2f [ 39.398877] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.399662] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801959fdf8 [ 39.400486] FS: 00007f76dc8e7900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 39.401401] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.402085] CR2: 00007ffc7cab8ef7 CR3: 000000000e1ec000 CR4: 0000000000350ef0 [ 39.402906] Call Trace: [ 39.403204] [ 39.403464] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.404038] ? __create_object+0x59/0x80 [ 39.404560] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.405167] __vmalloc_noprof+0x59/0x60 [ 39.405625] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.406183] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.406773] bpf_prog_alloc+0x39/0x200 [ 39.407213] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.407802] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.408355] do_seccomp+0x349/0x25e0 [ 39.408818] ? find_held_lock+0x2b/0x80 [ 39.409275] ? do_prlimit+0x310/0x610 [ 39.409720] ? __pfx_do_seccomp+0x10/0x10 [ 39.410216] ? do_raw_spin_unlock+0x53/0x220 [ 39.410712] ? _raw_spin_unlock+0x1e/0x40 [ 39.411216] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.411823] ? static_key_count+0x60/0x80 [ 39.412313] prctl_set_seccomp+0x4e/0x70 [ 39.412814] __do_sys_prctl+0xe6c/0x1d70 [ 39.413282] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.413825] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.414414] ? irqentry_exit+0xf3/0x650 [ 39.414900] do_syscall_64+0xbf/0x430 [ 39.415343] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.415950] RIP: 0033:0x7f76dcdd95cd [ 39.416384] 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 [ 39.418398] RSP: 002b:00007ffc7cab7cf0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.419269] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f76dcdd95cd [ 39.420092] RDX: 000055f7d98b2e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.420924] RBP: 00007ffc7cab7d50 R08: 0000000000000000 R09: 00007ffc7cab73f0 [ 39.421712] R10: 0000000000000000 R11: 0000000000000246 R12: 000055f7e3342ad0 [ 39.422531] R13: 00007ffc7cab8180 R14: 000055f7e3343bc0 R15: 000055f7e3354780 [ 39.423367] [ 39.423640] irq event stamp: 1697 [ 39.424052] hardirqs last enabled at (1707): [] __up_console_sem+0x78/0x80 [ 39.425031] hardirqs last disabled at (1716): [] __up_console_sem+0x5d/0x80 [ 39.426009] softirqs last enabled at (1214): [] handle_softirqs+0x50c/0x770 [ 39.426991] softirqs last disabled at (1205): [] __irq_exit_rcu+0xc4/0x100 [ 39.427958] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 42.066582] ------------[ cut here ]------------ [ 42.067175] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.068456] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/241 [ 42.069397] Modules linked in: [ 42.069900] CPU: 1 UID: 104 PID: 241 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 42.071169] Tainted: [W]=WARN [ 42.071526] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.072479] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.073060] 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 [ 42.075071] RSP: 0018:ffff888016bbfbc0 EFLAGS: 00010286 [ 42.075665] RAX: 0000000000000000 RBX: ffffed1002d77f78 RCX: ffffffff813a4050 [ 42.076494] RDX: ffff88801973b780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.077319] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002d77f2f [ 42.078143] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.078970] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016bbfdf8 [ 42.079794] FS: 00007f8da145d900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 42.080693] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.081374] CR2: 00007ffd7f349ef7 CR3: 000000000e615000 CR4: 0000000000350ef0 [ 42.082202] Call Trace: [ 42.082502] [ 42.082801] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.083347] ? __create_object+0x59/0x80 [ 42.083851] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.084449] __vmalloc_noprof+0x59/0x60 [ 42.084938] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.085468] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.086071] bpf_prog_alloc+0x39/0x200 [ 42.086514] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.087108] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.087669] do_seccomp+0x349/0x25e0 [ 42.088132] ? find_held_lock+0x2b/0x80 [ 42.088601] ? do_prlimit+0x310/0x610 [ 42.089086] ? __pfx_do_seccomp+0x10/0x10 [ 42.089563] ? do_raw_spin_unlock+0x53/0x220 [ 42.090101] ? _raw_spin_unlock+0x1e/0x40 [ 42.090572] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.091193] ? static_key_count+0x60/0x80 [ 42.091681] prctl_set_seccomp+0x4e/0x70 [ 42.092187] __do_sys_prctl+0xe6c/0x1d70 [ 42.092669] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.093218] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.093844] ? irqentry_exit+0xf3/0x650 [ 42.094304] do_syscall_64+0xbf/0x430 [ 42.094780] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.095361] RIP: 0033:0x7f8da194f5cd [ 42.095809] 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 [ 42.097838] RSP: 002b:00007ffd7f348a60 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.098677] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f8da194f5cd [ 42.099500] RDX: 000055683e0c6e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.100329] RBP: 00007ffd7f348ac0 R08: 0000000000000000 R09: 00007ffd7f348160 [ 42.101394] R10: 0000000000000000 R11: 0000000000000246 R12: 0000556848766ad0 [ 42.102238] R13: 00007ffd7f348ef0 R14: 0000556848767bc0 R15: 0000556848778780 [ 42.103083] [ 42.103357] irq event stamp: 1751 [ 42.103783] hardirqs last enabled at (1761): [] __up_console_sem+0x78/0x80 [ 42.104776] hardirqs last disabled at (1770): [] __up_console_sem+0x5d/0x80 [ 42.105730] softirqs last enabled at (1730): [] handle_softirqs+0x50c/0x770 [ 42.106722] softirqs last disabled at (1713): [] __irq_exit_rcu+0xc4/0x100 [ 42.107704] ---[ end trace 0000000000000000 ]--- [ 42.788251] ------------[ cut here ]------------ [ 42.789172] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.791161] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/248 [ 42.792877] Modules linked in: [ 42.793466] CPU: 1 UID: 104 PID: 248 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 42.795495] Tainted: [W]=WARN [ 42.796095] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.797557] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.798470] 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 [ 42.801610] RSP: 0018:ffff88801a14fbc0 EFLAGS: 00010286 [ 42.802584] RAX: 0000000000000000 RBX: ffffed1003429f78 RCX: ffffffff813a4050 [ 42.803859] RDX: ffff888015f23780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.805136] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1003429f2f [ 42.806566] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.808036] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801a14fdf8 [ 42.809466] FS: 00007fce31834900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 42.811084] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.812294] CR2: 00007fce31d26580 CR3: 000000001fef4000 CR4: 0000000000350ef0 [ 42.813774] Call Trace: [ 42.814281] [ 42.814712] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.815816] ? __create_object+0x59/0x80 [ 42.816632] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.817717] __vmalloc_noprof+0x59/0x60 [ 42.818568] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.819503] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.820551] bpf_prog_alloc+0x39/0x200 [ 42.821397] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.822483] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.823511] do_seccomp+0x349/0x25e0 [ 42.824287] ? __pfx_css_rstat_updated+0x10/0x10 [ 42.825308] ? __pfx_do_seccomp+0x10/0x10 [ 42.826176] ? find_held_lock+0x2b/0x80 [ 42.827077] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.828183] ? static_key_count+0x60/0x80 [ 42.829165] prctl_set_seccomp+0x4e/0x70 [ 42.830048] __do_sys_prctl+0xe6c/0x1d70 [ 42.830865] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.831847] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.832936] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.833985] ? irqentry_exit+0xf3/0x650 [ 42.834811] do_syscall_64+0xbf/0x430 [ 42.835588] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.836688] RIP: 0033:0x7fce31d265cd [ 42.837501] 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 [ 42.840846] RSP: 002b:00007ffe3b20c4b0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.842417] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fce31d265cd [ 42.843833] RDX: 0000564cb547be00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.845215] RBP: 00007ffe3b20c510 R08: 0000000000000000 R09: 00007ffe3b20bbb0 [ 42.846610] R10: 0000000000000000 R11: 0000000000000246 R12: 0000564cb9492ad0 [ 42.848042] R13: 00007ffe3b20c940 R14: 0000564cb9493bc0 R15: 0000564cb94a4780 [ 42.849412] [ 42.849884] irq event stamp: 1797 [ 42.850498] hardirqs last enabled at (1805): [] __up_console_sem+0x78/0x80 [ 42.852239] hardirqs last disabled at (1814): [] __up_console_sem+0x5d/0x80 [ 42.853581] softirqs last enabled at (1744): [] handle_softirqs+0x50c/0x770 [ 42.854607] softirqs last disabled at (1735): [] __irq_exit_rcu+0xc4/0x100 [ 42.855647] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:33847' (ECDSA) to the list of known hosts. 2025/11/18 16:33:34 fuzzer started 2025/11/18 16:33:35 dialing manager at localhost:34383 2025/11/18 16:33:35 checking machine... 2025/11/18 16:33:35 checking revisions... [ 43.684153] kmemleak: Automatic memory scanning thread ended 2025/11/18 16:33:35 testing simple program... [ 43.770634] cgroup: Unknown subsys name 'net' [ 43.828390] cgroup: Unknown subsys name 'cpuset' [ 43.840938] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 16:33:34 Registers: info registers vcpu 0 RAX=1ffff11002e18007 RBX=0000000000000007 RCX=ffffffff84bf513f RDX=ffff88801973d340 RSI=ffffffff84bf514c RDI=0000000000000001 RBP=ffff8880170c0038 RSP=ffff888015e57958 R8 =0000000000000001 R9 =ffffed100186e378 R10=0000000000000007 R11=0000000000000005 R12=000000000000000d R13=00007f8da1428000 R14=dffffc0000000000 R15=ffff888015e57a90 RIP=ffffffff84bf5167 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 00007f8da145d900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe4900000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f8da142c008 CR3=000000001ffb2000 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=dffffc0000000000 RBX=ffff8880e548f000 RCX=0000000000000002 RDX=0000000000000000 RSI=ffffffff8135e7a2 RDI=ffff88806cf31cd0 RBP=ffffffff85e1ffe0 RSP=ffff88806cf089a8 R8 =0000000000000001 R9 =ffff88806cf08ab0 R10=000000000003c9ed R11=0000000000011d7b R12=ffffffff8135e7a2 R13=ffff88806cf08ab8 R14=ffff88806cf08f48 R15=ffff88806cf08a70 RIP=ffffffff815bd130 RFL=00000216 [----AP-] 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 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe4f00000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=0000556848763218 CR3=000000000d9b8000 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=06110375b2e4209b6144f2af0a03158e XMM02=2c67c8bc2e329bc30000000000305db0 XMM03=fb795ef6d657705600000000003125d8 XMM04=2125b17a64f9aed000000000000ae988 XMM05=c99681d822bf527d0000000000323718 XMM06=474038aa6c007e1f00000000003227b8 XMM07=e042d86d42eb936e0000000000312858 XMM08=cd616faa1d4876900000000000305e10 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000