[ 46.081190] ------------[ cut here ]------------ [ 46.082041] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 46.083934] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/233 [ 46.085293] Modules linked in: [ 46.085839] CPU: 1 UID: 104 PID: 233 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 46.087696] Tainted: [W]=WARN [ 46.088272] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 46.089636] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 46.090454] 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 [ 46.093290] RSP: 0018:ffff88801a14fbc0 EFLAGS: 00010286 [ 46.094126] RAX: 0000000000000000 RBX: ffffed1003429f78 RCX: ffffffff813a4050 [ 46.095267] RDX: ffff888015c53780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 46.096431] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1003429f2f [ 46.097577] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 46.098724] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801a14fdf8 [ 46.099876] FS: 00007f4224bd2900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 46.101158] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.102102] CR2: 00007f42250c4580 CR3: 000000000ea6d000 CR4: 0000000000350ef0 [ 46.103233] Call Trace: [ 46.103639] [ 46.104010] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 46.104802] ? __create_object+0x59/0x80 [ 46.105498] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 46.106356] __vmalloc_noprof+0x59/0x60 [ 46.106989] bpf_prog_alloc_no_stats+0x55/0x470 [ 46.107766] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.108602] bpf_prog_alloc+0x39/0x200 [ 46.109251] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.110044] bpf_prog_create_from_user+0xb2/0x2f0 [ 46.110843] do_seccomp+0x349/0x25e0 [ 46.111470] ? __pfx_css_rstat_updated+0x10/0x10 [ 46.112280] ? __pfx_do_seccomp+0x10/0x10 [ 46.112944] ? find_held_lock+0x2b/0x80 [ 46.113611] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 46.114457] ? static_key_count+0x60/0x80 [ 46.115125] prctl_set_seccomp+0x4e/0x70 [ 46.115810] __do_sys_prctl+0xe6c/0x1d70 [ 46.116511] ? __pfx___do_sys_prctl+0x10/0x10 [ 46.117268] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 46.118084] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 46.118948] ? irqentry_exit+0xf3/0x650 [ 46.119613] do_syscall_64+0xbf/0x430 [ 46.120275] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 46.121081] RIP: 0033:0x7f42250c45cd [ 46.121711] 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 [ 46.124454] RSP: 002b:00007ffe09e5c1b0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 46.125675] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f42250c45cd [ 46.126820] RDX: 00005606a403de00 RSI: 0000000000000002 RDI: 0000000000000016 [ 46.127952] RBP: 00007ffe09e5c210 R08: 0000000000000000 R09: 00007ffe09e5b8b0 [ 46.129046] R10: 0000000000000000 R11: 0000000000000246 R12: 00005606c4b4bad0 [ 46.130189] R13: 00007ffe09e5c640 R14: 00005606c4b4cbc0 R15: 00005606c4b5d780 [ 46.131359] [ 46.131734] irq event stamp: 1735 [ 46.132339] hardirqs last enabled at (1745): [] __up_console_sem+0x78/0x80 [ 46.133698] hardirqs last disabled at (1754): [] __up_console_sem+0x5d/0x80 [ 46.135051] softirqs last enabled at (1672): [] handle_softirqs+0x50c/0x770 [ 46.136369] softirqs last disabled at (1667): [] __irq_exit_rcu+0xc4/0x100 [ 46.137719] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 48.922572] ------------[ cut here ]------------ [ 48.923492] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 48.925525] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/241 [ 48.926973] Modules linked in: [ 48.927600] CPU: 0 UID: 104 PID: 241 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 48.929817] Tainted: [W]=WARN [ 48.930490] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 48.931968] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 48.932885] 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 [ 48.936048] RSP: 0018:ffff888016d0fbc0 EFLAGS: 00010286 [ 48.937011] RAX: 0000000000000000 RBX: ffffed1002da1f78 RCX: ffffffff813a4050 [ 48.938284] RDX: ffff888015c55340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 48.939550] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002da1f2f [ 48.940831] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 48.942100] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016d0fdf8 [ 48.943382] FS: 00007feb6bfdd900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 48.944820] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 48.945880] CR2: 00007fff87dd0ef7 CR3: 000000000e77b000 CR4: 0000000000350ef0 [ 48.947144] Call Trace: [ 48.947638] [ 48.948062] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 48.948967] ? __create_object+0x59/0x80 [ 48.949746] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 48.950723] __vmalloc_noprof+0x59/0x60 [ 48.951493] bpf_prog_alloc_no_stats+0x55/0x470 [ 48.952388] ? __pfx_seccomp_check_filter+0x10/0x10 [ 48.953328] bpf_prog_alloc+0x39/0x200 [ 48.954017] ? __pfx_seccomp_check_filter+0x10/0x10 [ 48.954938] bpf_prog_create_from_user+0xb2/0x2f0 [ 48.955834] do_seccomp+0x349/0x25e0 [ 48.956567] ? find_held_lock+0x2b/0x80 [ 48.957339] ? do_prlimit+0x310/0x610 [ 48.958047] ? __pfx_do_seccomp+0x10/0x10 [ 48.958831] ? do_raw_spin_unlock+0x53/0x220 [ 48.959670] ? _raw_spin_unlock+0x1e/0x40 [ 48.960473] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 48.961431] ? static_key_count+0x60/0x80 [ 48.962247] prctl_set_seccomp+0x4e/0x70 [ 48.962973] __do_sys_prctl+0xe6c/0x1d70 [ 48.963751] ? __pfx___do_sys_prctl+0x10/0x10 [ 48.964605] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 48.965577] ? irqentry_exit+0xf3/0x650 [ 48.966334] do_syscall_64+0xbf/0x430 [ 48.967021] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 48.967980] RIP: 0033:0x7feb6c4cf5cd [ 48.968690] 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 [ 48.971866] RSP: 002b:00007fff87dce610 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 48.973235] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007feb6c4cf5cd [ 48.974508] RDX: 00005568f5634e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 48.975769] RBP: 00007fff87dce670 R08: 0000000000000000 R09: 00007fff87dcdd10 [ 48.977070] R10: 0000000000000000 R11: 0000000000000246 R12: 00005568fcfa62b0 [ 48.978337] R13: 00007fff87dceaa0 R14: 00005568fcfa8d20 R15: 00005568fcfba8d0 [ 48.979630] [ 48.980059] irq event stamp: 1853 [ 48.980700] hardirqs last enabled at (1863): [] __up_console_sem+0x78/0x80 [ 48.981731] hardirqs last disabled at (1872): [] __up_console_sem+0x5d/0x80 [ 48.982688] softirqs last enabled at (1776): [] handle_softirqs+0x50c/0x770 [ 48.983667] softirqs last disabled at (1759): [] __irq_exit_rcu+0xc4/0x100 [ 48.984617] ---[ end trace 0000000000000000 ]--- [ 49.628138] ------------[ cut here ]------------ [ 49.628552] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.629487] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/248 [ 49.630128] Modules linked in: [ 49.630415] CPU: 0 UID: 104 PID: 248 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 49.631311] Tainted: [W]=WARN [ 49.631561] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.632237] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.632633] 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 [ 49.634079] RSP: 0018:ffff8880171bfbc0 EFLAGS: 00010286 [ 49.634514] RAX: 0000000000000000 RBX: ffffed1002e37f78 RCX: ffffffff813a4050 [ 49.635078] RDX: ffff888016e4d340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.635663] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002e37f2f [ 49.636255] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 49.636815] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880171bfdf8 [ 49.637401] FS: 00007fc56ffd0900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 49.638036] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.638518] CR2: 00007ffc9ea2cef7 CR3: 000000002074a000 CR4: 0000000000350ef0 [ 49.639084] Call Trace: [ 49.639315] [ 49.639503] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 49.639897] ? __create_object+0x59/0x80 [ 49.640250] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.640672] __vmalloc_noprof+0x59/0x60 [ 49.640999] bpf_prog_alloc_no_stats+0x55/0x470 [ 49.641401] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.641807] bpf_prog_alloc+0x39/0x200 [ 49.642123] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.642541] bpf_prog_create_from_user+0xb2/0x2f0 [ 49.642935] do_seccomp+0x349/0x25e0 [ 49.643261] ? find_held_lock+0x2b/0x80 [ 49.643591] ? do_prlimit+0x310/0x610 [ 49.643919] ? __pfx_do_seccomp+0x10/0x10 [ 49.644275] ? do_raw_spin_unlock+0x53/0x220 [ 49.644636] ? _raw_spin_unlock+0x1e/0x40 [ 49.644969] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 49.645403] ? static_key_count+0x60/0x80 [ 49.645751] prctl_set_seccomp+0x4e/0x70 [ 49.646081] __do_sys_prctl+0xe6c/0x1d70 [ 49.646438] ? __pfx___do_sys_prctl+0x10/0x10 [ 49.646809] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 49.647250] ? irqentry_exit+0xf3/0x650 [ 49.647578] do_syscall_64+0xbf/0x430 [ 49.647899] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.648326] RIP: 0033:0x7fc5704c25cd [ 49.648625] 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 [ 49.650074] RSP: 002b:00007ffc9ea2b6e0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 49.650692] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fc5704c25cd [ 49.651275] RDX: 0000559abf674e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 49.651836] RBP: 00007ffc9ea2b740 R08: 0000000000000000 R09: 00007ffc9ea2ade0 [ 49.652422] R10: 0000000000000000 R11: 0000000000000246 R12: 0000559ad6292ad0 [ 49.652984] R13: 00007ffc9ea2bb70 R14: 0000559ad6293bc0 R15: 0000559ad62a4780 [ 49.653570] [ 49.653763] irq event stamp: 1701 [ 49.654039] hardirqs last enabled at (1709): [] __up_console_sem+0x78/0x80 [ 49.654728] hardirqs last disabled at (1718): [] __up_console_sem+0x5d/0x80 [ 49.655417] softirqs last enabled at (808): [] handle_softirqs+0x50c/0x770 [ 49.656093] softirqs last disabled at (751): [] __irq_exit_rcu+0xc4/0x100 [ 49.656766] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:43326' (ECDSA) to the list of known hosts. 2025/11/17 17:48:19 fuzzer started 2025/11/17 17:48:19 dialing manager at localhost:37895 2025/11/17 17:48:20 checking machine... 2025/11/17 17:48:20 checking revisions... [ 50.523833] kmemleak: Automatic memory scanning thread ended 2025/11/17 17:48:20 testing simple program... [ 50.613803] cgroup: Unknown subsys name 'net' [ 50.664746] cgroup: Unknown subsys name 'cpuset' [ 50.676741] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 17:48:19 Registers: info registers vcpu 0 RAX=dffffc0000000000 RBX=ffff8880e538f000 RCX=0000000000000001 RDX=0000000000000000 RSI=ffff88801a87f568 RDI=ffff88806ce31cd0 RBP=ffff88801a878000 RSP=ffff88801a87f4c8 R8 =0000000000000001 R9 =ffff88801a87f5d8 R10=000000000003c9ed R11=0000000000006e2e R12=ffff88801a87f501 R13=ffff88801a87f5e0 R14=ffff88801a87f568 R15=ffff88801a87f598 RIP=ffffffff815bcfa0 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 00007feb6bfdd900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe4000000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00005568fcfaf380 CR3=000000000e191000 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=0000000000000001 RBX=0000000000000287 RCX=ffffffff817d97d6 RDX=0000000000000000 RSI=0000000000000006 RDI=ffffffff84c9815c RBP=ffff888016e4a530 RSP=ffff888015f2fb70 R8 =0000000000000001 R9 =0000000000000001 R10=ffffffff8664f657 R11=0000000000000001 R12=ffff88806cf37340 R13=ffff888016e4a530 R14=ffff88806cf37358 R15=ffff888016e49bd4 RIP=ffffffff84c71c4d 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 00007f452397e700 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe4500000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fbe96f5a4f8 CR3=000000000dd29000 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=38343a373120373120766f4e3e36383c XMM01=7365733a646873732878696e755f6d61 XMM02=736f6c63206e6f6973736573203a296e XMM03=5f6d6170203a5d3034325b6468737320 XMM04=6456774875434142334f726f59427469 XMM05=485320415352203a3268737320323036 XMM06=206d6f726620746f6f7220726f662079 XMM07=00000000000000000000000000000000 XMM08=3a677562656420676f6c737973720000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000