[ 39.326060] ------------[ cut here ]------------ [ 39.326985] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.329021] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/233 [ 39.330499] Modules linked in: [ 39.331085] CPU: 0 UID: 104 PID: 233 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 39.333328] Tainted: [W]=WARN [ 39.333887] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.335447] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.336381] 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 [ 39.339530] RSP: 0018:ffff8880159dfbc0 EFLAGS: 00010286 [ 39.340506] RAX: 0000000000000000 RBX: ffffed1002b3bf78 RCX: ffffffff813a4050 [ 39.341785] RDX: ffff88800abd5340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.343065] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002b3bf2f [ 39.344363] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.345648] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880159dfdf8 [ 39.346919] FS: 00007fe59296b900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 39.348352] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.349403] CR2: 00007ffd3ac4eef8 CR3: 0000000009ea8000 CR4: 0000000000350ef0 [ 39.350690] Call Trace: [ 39.351146] [ 39.351623] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.352530] ? __create_object+0x59/0x80 [ 39.353311] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.354243] __vmalloc_noprof+0x59/0x60 [ 39.355003] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.355905] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.356842] bpf_prog_alloc+0x39/0x200 [ 39.358364] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.359314] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.360207] do_seccomp+0x349/0x25e0 [ 39.360941] ? find_held_lock+0x2b/0x80 [ 39.361715] ? do_prlimit+0x310/0x610 [ 39.362470] ? __pfx_do_seccomp+0x10/0x10 [ 39.363208] ? do_raw_spin_unlock+0x53/0x220 [ 39.364066] ? _raw_spin_unlock+0x1e/0x40 [ 39.364838] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.365803] ? static_key_count+0x60/0x80 [ 39.366611] prctl_set_seccomp+0x4e/0x70 [ 39.367407] __do_sys_prctl+0xe6c/0x1d70 [ 39.368152] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.369005] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.369976] ? irqentry_exit+0xf3/0x650 [ 39.370746] do_syscall_64+0xbf/0x430 [ 39.371514] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.372470] RIP: 0033:0x7fe592e5d5cd [ 39.373116] 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 [ 39.376235] RSP: 002b:00007ffd3ac4db50 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.377634] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fe592e5d5cd [ 39.378921] RDX: 00005628928ffe00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.380211] RBP: 00007ffd3ac4dbb0 R08: 0000000000000000 R09: 00007ffd3ac4d250 [ 39.381496] R10: 0000000000000000 R11: 0000000000000246 R12: 000056289f52bb10 [ 39.382745] R13: 00007ffd3ac4dfe0 R14: 000056289f52c2b0 R15: 000056289f5406f0 [ 39.384060] [ 39.384516] irq event stamp: 1819 [ 39.385130] hardirqs last enabled at (1827): [] __up_console_sem+0x78/0x80 [ 39.386628] hardirqs last disabled at (1836): [] __up_console_sem+0x5d/0x80 [ 39.388119] softirqs last enabled at (1710): [] handle_softirqs+0x50c/0x770 [ 39.389385] softirqs last disabled at (1705): [] __irq_exit_rcu+0xc4/0x100 [ 39.390622] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 42.092692] ------------[ cut here ]------------ [ 42.093703] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.095717] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/241 [ 42.097172] Modules linked in: [ 42.097813] CPU: 1 UID: 104 PID: 241 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 42.099808] Tainted: [W]=WARN [ 42.100421] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.101878] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.102804] 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 [ 42.106009] RSP: 0018:ffff888016c9fbc0 EFLAGS: 00010286 [ 42.106991] RAX: 0000000000000000 RBX: ffffed1002d93f78 RCX: ffffffff813a4050 [ 42.108299] RDX: ffff888016c88000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.109590] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002d93f2f [ 42.110879] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.112188] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016c9fdf8 [ 42.113497] FS: 00007f46ea023900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 42.114957] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.116049] CR2: 00007f46ea515580 CR3: 000000000e354000 CR4: 0000000000350ef0 [ 42.117367] Call Trace: [ 42.117840] [ 42.118297] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.119163] ? __create_object+0x59/0x80 [ 42.119962] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.120939] __vmalloc_noprof+0x59/0x60 [ 42.121698] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.122584] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.123545] bpf_prog_alloc+0x39/0x200 [ 42.124234] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.125184] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.126098] do_seccomp+0x349/0x25e0 [ 42.126820] ? __pfx_css_rstat_updated+0x10/0x10 [ 42.127741] ? __pfx_do_seccomp+0x10/0x10 [ 42.128537] ? find_held_lock+0x2b/0x80 [ 42.129312] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.130228] ? static_key_count+0x60/0x80 [ 42.131043] prctl_set_seccomp+0x4e/0x70 [ 42.131845] __do_sys_prctl+0xe6c/0x1d70 [ 42.132641] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.133511] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.134481] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.135463] ? irqentry_exit+0xf3/0x650 [ 42.136187] do_syscall_64+0xbf/0x430 [ 42.136943] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.137922] RIP: 0033:0x7f46ea5155cd [ 42.138639] 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 [ 42.141892] RSP: 002b:00007ffc4e4592e0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.143021] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f46ea5155cd [ 42.144118] RDX: 0000561082a47e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.145235] RBP: 00007ffc4e459340 R08: 0000000000000000 R09: 00007ffc4e4589e0 [ 42.146603] R10: 0000000000000000 R11: 0000000000000246 R12: 00005610b2edc2b0 [ 42.147690] R13: 00007ffc4e459770 R14: 00005610b2eded20 R15: 00005610b2ef08d0 [ 42.148777] [ 42.149133] irq event stamp: 1793 [ 42.149673] hardirqs last enabled at (1803): [] __up_console_sem+0x78/0x80 [ 42.150931] hardirqs last disabled at (1812): [] __up_console_sem+0x5d/0x80 [ 42.152202] softirqs last enabled at (1782): [] handle_softirqs+0x50c/0x770 [ 42.153483] softirqs last disabled at (1777): [] __irq_exit_rcu+0xc4/0x100 [ 42.154740] ---[ end trace 0000000000000000 ]--- [ 42.816529] ------------[ cut here ]------------ [ 42.817473] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.819452] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/249 [ 42.820888] Modules linked in: [ 42.821528] CPU: 0 UID: 104 PID: 249 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 42.823512] Tainted: [W]=WARN [ 42.824058] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.825528] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.826440] 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 [ 42.829592] RSP: 0018:ffff88801b507bc0 EFLAGS: 00010286 [ 42.830565] RAX: 0000000000000000 RBX: ffffed10036a0f78 RCX: ffffffff813a4050 [ 42.831860] RDX: ffff88801b91b780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.833137] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10036a0f2f [ 42.834417] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.835716] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801b507df8 [ 42.836997] FS: 00007f0f8f5f3900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 42.838421] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.839520] CR2: 00007f0f8fae5580 CR3: 000000001c2b4000 CR4: 0000000000350ef0 [ 42.840800] Call Trace: [ 42.841304] [ 42.841714] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.842613] ? __create_object+0x59/0x80 [ 42.843402] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.844380] __vmalloc_noprof+0x59/0x60 [ 42.845086] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.845960] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.846875] bpf_prog_alloc+0x39/0x200 [ 42.847626] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.848552] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.849445] do_seccomp+0x349/0x25e0 [ 42.850118] ? __pfx_css_rstat_updated+0x10/0x10 [ 42.851012] ? __pfx_do_seccomp+0x10/0x10 [ 42.851811] ? find_held_lock+0x2b/0x80 [ 42.852570] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.853526] ? static_key_count+0x60/0x80 [ 42.854322] prctl_set_seccomp+0x4e/0x70 [ 42.855045] __do_sys_prctl+0xe6c/0x1d70 [ 42.855848] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.856708] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.857665] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.858642] ? irqentry_exit+0xf3/0x650 [ 42.859409] do_syscall_64+0xbf/0x430 [ 42.860111] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.861066] RIP: 0033:0x7f0f8fae55cd [ 42.861767] 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 [ 42.864904] RSP: 002b:00007fff0e8e7650 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.866269] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f0f8fae55cd [ 42.867565] RDX: 000055b97b06de00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.868844] RBP: 00007fff0e8e76b0 R08: 0000000000000000 R09: 00007fff0e8e6d50 [ 42.870130] R10: 0000000000000000 R11: 0000000000000246 R12: 000055b99f9bbad0 [ 42.871424] R13: 00007fff0e8e7ae0 R14: 000055b99f9bcbc0 R15: 000055b99f9cd780 [ 42.872741] [ 42.873159] irq event stamp: 1737 [ 42.873787] hardirqs last enabled at (1747): [] __up_console_sem+0x78/0x80 [ 42.875301] hardirqs last disabled at (1756): [] __up_console_sem+0x5d/0x80 [ 42.876690] softirqs last enabled at (1716): [] handle_softirqs+0x50c/0x770 [ 42.877666] softirqs last disabled at (1711): [] __irq_exit_rcu+0xc4/0x100 [ 42.878632] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:29460' (ECDSA) to the list of known hosts. 2025/11/19 06:58:24 fuzzer started 2025/11/19 06:58:24 dialing manager at localhost:34383 2025/11/19 06:58:24 checking machine... 2025/11/19 06:58:24 checking revisions... [ 43.721109] kmemleak: Automatic memory scanning thread ended 2025/11/19 06:58:24 testing simple program... [ 43.813981] cgroup: Unknown subsys name 'net' [ 43.890971] cgroup: Unknown subsys name 'cpuset' [ 43.906332] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 06:58:23 Registers: info registers vcpu 0 RAX=ffffffff815292fc RBX=0000000000000001 RCX=ffff88806ce089a4 RDX=ffff88806ce08a98 RSI=ffffffff815292fc RDI=ffff88806ce08a50 RBP=ffff88806ce08aa8 RSP=ffff88806ce089e0 R8 =0000000000000001 R9 =ffff88806ce08a90 R10=000000000003c9ed R11=0000000000025660 R12=0000000000000000 R13=ffff88806ce08a98 R14=ffff8880161bb780 R15=ffff88806ce08a50 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 00007f46ea023900 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=00007f46e9ff2008 CR3=000000002124c000 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=00000000000251eb 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=00000206 [-----P-] 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 fffffe2400000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffce4688ef8 CR3=000000001c19d000 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=38353a363020393120766f4e3e36383c XMM01=7365733a646873732878696e755f6d61 XMM02=736f6c63206e6f6973736573203a296e XMM03=5f6d6170203a5d3034325b6468737320 XMM04=6456774875434142334f726f59427469 XMM05=485320415352203a3268737320383439 XMM06=206d6f726620746f6f7220726f662079 XMM07=00000000000000000000000000000000 XMM08=3a677562656420676f6c737973720000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000