syzkaller login: [ 39.031615] ------------[ cut here ]------------ [ 39.032281] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.033713] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/232 [ 39.034761] Modules linked in: [ 39.035218] CPU: 1 UID: 104 PID: 232 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 39.036619] Tainted: [W]=WARN [ 39.037044] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.038092] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.038709] 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 [ 39.040955] RSP: 0018:ffff888017ae7bc0 EFLAGS: 00010286 [ 39.041614] RAX: 0000000000000000 RBX: ffffed1002f5cf78 RCX: ffffffff813a4050 [ 39.042517] RDX: ffff8880166c8000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.043426] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002f5cf2f [ 39.044331] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.045261] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888017ae7df8 [ 39.046179] FS: 00007fbceef50900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 39.047199] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.047965] CR2: 00007fffd5750ef7 CR3: 000000000bf78000 CR4: 0000000000350ef0 [ 39.048843] Call Trace: [ 39.049208] [ 39.049498] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.050124] ? __create_object+0x59/0x80 [ 39.050648] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.051346] __vmalloc_noprof+0x59/0x60 [ 39.051858] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.052471] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.053133] bpf_prog_alloc+0x39/0x200 [ 39.053625] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.054290] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.054931] do_seccomp+0x349/0x25e0 [ 39.055411] ? find_held_lock+0x2b/0x80 [ 39.055956] ? do_prlimit+0x310/0x610 [ 39.056452] ? __pfx_do_seccomp+0x10/0x10 [ 39.057022] ? do_raw_spin_unlock+0x53/0x220 [ 39.057587] ? _raw_spin_unlock+0x1e/0x40 [ 39.058144] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.058794] ? static_key_count+0x60/0x80 [ 39.059363] prctl_set_seccomp+0x4e/0x70 [ 39.059910] __do_sys_prctl+0xe6c/0x1d70 [ 39.060439] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.061064] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.061729] ? irqentry_exit+0xf3/0x650 [ 39.062279] do_syscall_64+0xbf/0x430 [ 39.062777] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.063462] RIP: 0033:0x7fbcef4425cd [ 39.063970] 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 [ 39.066262] RSP: 002b:00007fffd574ef50 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.067241] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fbcef4425cd [ 39.068152] RDX: 00005559255cae00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.069082] RBP: 00007fffd574efb0 R08: 0000000000000000 R09: 00007fffd574e650 [ 39.070008] R10: 0000000000000000 R11: 0000000000000246 R12: 0000555928ac12b0 [ 39.070939] R13: 00007fffd574f3e0 R14: 0000555928ac3d20 R15: 0000555928ad58d0 [ 39.071838] [ 39.072178] irq event stamp: 1771 [ 39.072614] hardirqs last enabled at (1779): [] __up_console_sem+0x78/0x80 [ 39.073727] hardirqs last disabled at (1788): [] __up_console_sem+0x5d/0x80 [ 39.074740] softirqs last enabled at (1694): [] handle_softirqs+0x50c/0x770 [ 39.075721] softirqs last disabled at (1679): [] __irq_exit_rcu+0xc4/0x100 [ 39.076693] ---[ end trace 0000000000000000 ]--- [ 41.958169] ------------[ cut here ]------------ [ 41.959071] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 41.961151] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/240 [ 41.962822] Modules linked in: [ 41.963520] CPU: 1 UID: 104 PID: 240 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 41.965515] Tainted: [W]=WARN [ 41.966116] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 41.967577] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 41.968485] 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 [ 41.971650] RSP: 0018:ffff88800ea1fbc0 EFLAGS: 00010286 [ 41.972637] RAX: 0000000000000000 RBX: ffffed1001d43f78 RCX: ffffffff813a4050 [ 41.973931] RDX: ffff88800fbdd340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 41.975219] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1001d43f2f [ 41.976486] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 41.977782] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800ea1fdf8 [ 41.979053] FS: 00007f9ea1911900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 41.980483] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 41.981550] CR2: 00007f9ea1e03580 CR3: 000000001ea52000 CR4: 0000000000350ef0 [ 41.982841] Call Trace: [ 41.983365] [ 41.983775] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 41.984667] ? __create_object+0x59/0x80 [ 41.985465] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 41.986428] __vmalloc_noprof+0x59/0x60 [ 41.987187] bpf_prog_alloc_no_stats+0x55/0x470 [ 41.988072] ? __pfx_seccomp_check_filter+0x10/0x10 [ 41.989020] bpf_prog_alloc+0x39/0x200 [ 41.989718] ? __pfx_seccomp_check_filter+0x10/0x10 [ 41.990657] bpf_prog_create_from_user+0xb2/0x2f0 [ 41.991565] do_seccomp+0x349/0x25e0 [ 41.992283] ? __pfx_css_rstat_updated+0x10/0x10 [ 41.993183] ? __pfx_do_seccomp+0x10/0x10 [ 41.993971] ? find_held_lock+0x2b/0x80 [ 41.994676] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 41.995634] ? static_key_count+0x60/0x80 [ 41.996432] prctl_set_seccomp+0x4e/0x70 [ 41.997226] __do_sys_prctl+0xe6c/0x1d70 [ 41.998014] ? __pfx___do_sys_prctl+0x10/0x10 [ 41.998820] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 41.999771] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.000743] ? irqentry_exit+0xf3/0x650 [ 42.001507] do_syscall_64+0xbf/0x430 [ 42.002258] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.003192] RIP: 0033:0x7f9ea1e035cd [ 42.003850] 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 [ 42.007081] RSP: 002b:00007fff690139e0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.008452] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f9ea1e035cd [ 42.009744] RDX: 0000560409a39e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.011022] RBP: 00007fff69013a40 R08: 0000000000000000 R09: 00007fff690130e0 [ 42.012297] R10: 0000000000000000 R11: 0000000000000246 R12: 000056040fa4aad0 [ 42.013591] R13: 00007fff69013e70 R14: 000056040fa4bbc0 R15: 000056040fa5c780 [ 42.014909] [ 42.015337] irq event stamp: 1819 [ 42.015996] hardirqs last enabled at (1829): [] __up_console_sem+0x78/0x80 [ 42.017509] hardirqs last disabled at (1838): [] __up_console_sem+0x5d/0x80 [ 42.019026] softirqs last enabled at (1332): [] handle_softirqs+0x50c/0x770 [ 42.020555] softirqs last disabled at (1311): [] __irq_exit_rcu+0xc4/0x100 [ 42.021961] ---[ end trace 0000000000000000 ]--- [ 42.722064] ------------[ cut here ]------------ [ 42.723027] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.725124] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/248 [ 42.726586] Modules linked in: [ 42.727241] CPU: 0 UID: 104 PID: 248 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 42.729233] Tainted: [W]=WARN [ 42.729784] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.731246] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.732165] 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 [ 42.735344] RSP: 0018:ffff88800e3b7bc0 EFLAGS: 00010286 [ 42.736319] RAX: 0000000000000000 RBX: ffffed1001c76f78 RCX: ffffffff813a4050 [ 42.737627] RDX: ffff88800fa55340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.738911] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1001c76f2f [ 42.740190] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.741479] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800e3b7df8 [ 42.742778] FS: 00007fecd94cd900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 42.744216] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.745287] CR2: 00007fecd9a334a6 CR3: 0000000019ae2000 CR4: 0000000000350ef0 [ 42.746582] Call Trace: [ 42.747084] [ 42.747589] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.748515] ? __create_object+0x59/0x80 [ 42.749319] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.750289] __vmalloc_noprof+0x59/0x60 [ 42.751055] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.751937] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.752835] bpf_prog_alloc+0x39/0x200 [ 42.753578] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.754515] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.755431] do_seccomp+0x349/0x25e0 [ 42.756152] ? find_held_lock+0x2b/0x80 [ 42.756921] ? do_prlimit+0x310/0x610 [ 42.757621] ? __pfx_do_seccomp+0x10/0x10 [ 42.758411] ? do_raw_spin_unlock+0x53/0x220 [ 42.759262] ? _raw_spin_unlock+0x1e/0x40 [ 42.760055] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.761035] ? static_key_count+0x60/0x80 [ 42.761794] prctl_set_seccomp+0x4e/0x70 [ 42.762580] __do_sys_prctl+0xe6c/0x1d70 [ 42.763363] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.764222] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.765205] ? irqentry_exit+0xf3/0x650 [ 42.765973] do_syscall_64+0xbf/0x430 [ 42.766668] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.767617] RIP: 0033:0x7fecd99bf5cd [ 42.768325] 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 [ 42.771522] RSP: 002b:00007ffece193f00 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.772911] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fecd99bf5cd [ 42.774063] RDX: 000055d62cfeae00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.774849] RBP: 00007ffece193f60 R08: 0000000000000000 R09: 00007ffece193600 [ 42.775674] R10: 0000000000000000 R11: 0000000000000246 R12: 000055d6603acb10 [ 42.776492] R13: 00007ffece194390 R14: 000055d6603ad2b0 R15: 000055d6603c16f0 [ 42.777333] [ 42.777606] irq event stamp: 1709 [ 42.777983] hardirqs last enabled at (1719): [] __up_console_sem+0x78/0x80 [ 42.778721] hardirqs last disabled at (1726): [] __up_console_sem+0x5d/0x80 [ 42.779482] softirqs last enabled at (1676): [] handle_softirqs+0x50c/0x770 [ 42.780246] softirqs last disabled at (1671): [] __irq_exit_rcu+0xc4/0x100 [ 42.781004] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:54882' (ECDSA) to the list of known hosts. 2025/11/17 09:18:42 fuzzer started 2025/11/17 09:18:42 dialing manager at localhost:37895 2025/11/17 09:18:42 checking machine... 2025/11/17 09:18:42 checking revisions... [ 43.687840] kmemleak: Automatic memory scanning thread ended 2025/11/17 09:18:43 testing simple program... [ 43.806475] cgroup: Unknown subsys name 'net' [ 43.866667] cgroup: Unknown subsys name 'cpuset' [ 43.879806] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 09:18:42 Registers: info registers vcpu 0 RAX=0000000000000002 RBX=0000000000000000 RCX=ffffffff87cecb40 RDX=0000000000000008 RSI=ffff8880165bc228 RDI=ffff8880165bb780 RBP=ffff8880165bb780 RSP=ffff88806ce08808 R8 =0000000000000000 R9 =0000000000000005 R10=0000000000000001 R11=0000000000000000 R12=0000000000000008 R13=0000000000000002 R14=ffff8880165bc228 R15=0000000000000003 RIP=ffffffff815265f4 RFL=00000046 [---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 00007f9ea1911900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe2500000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f9ea18c0008 CR3=0000000016511000 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=ffffffff81618fa0 RCX=ffff888009757794 RDX=1ffff110012eaf13 RSI=ffffffff81b2a3f3 RDI=ffff888009757908 RBP=ffff8880097578d8 RSP=ffff888009757830 R8 =ffffffff86ab8c8e R9 =ffff888009757880 R10=000000000003c9ed R11=0000000000025776 R12=ffff888009757908 R13=0000000000000000 R14=ffff8880096fb780 R15=ffff888008c4b780 RIP=ffffffff81618faf RFL=00000286 [--S--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 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe6300000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f6cce4f2000 CR3=000000000eaae000 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=e1e430b6a4ede38d67494f608ea9bd3f XMM02=2c67c8bc2e329bc30000000000301698 XMM03=fb795ef6d6577056000000000030da10 XMM04=755ec1812b4299db00000000000ae988 XMM05=07c8bb74b6c04a44000000000031d610 XMM06=2b9f7db77df14c440000000000317748 XMM07=e042d86d42eb936e000000000030dc90 XMM08=5c906fa630fa37ce00000000003016f8 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000