[ 39.585797] ------------[ cut here ]------------ [ 39.586821] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.589040] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/233 [ 39.590641] Modules linked in: [ 39.591289] CPU: 0 UID: 104 PID: 233 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 39.593421] Tainted: [W]=WARN [ 39.594024] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.595645] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.596631] 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 [ 39.600041] RSP: 0018:ffff88801886fbc0 EFLAGS: 00010286 [ 39.601101] RAX: 0000000000000000 RBX: ffffed100310df78 RCX: ffffffff813a4050 [ 39.602493] RDX: ffff888016335340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.603876] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed100310df2f [ 39.605249] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.606608] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801886fdf8 [ 39.608019] FS: 00007fbbd93d4900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 39.609585] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.610752] CR2: 00007fbbd98c6580 CR3: 000000000e4e0000 CR4: 0000000000350ef0 [ 39.612162] Call Trace: [ 39.612694] [ 39.613132] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.614104] ? __create_object+0x59/0x80 [ 39.614951] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.616009] __vmalloc_noprof+0x59/0x60 [ 39.616833] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.617783] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.618841] bpf_prog_alloc+0x39/0x200 [ 39.619694] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.620747] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.621774] do_seccomp+0x349/0x25e0 [ 39.622575] ? __pfx_css_rstat_updated+0x10/0x10 [ 39.623604] ? __pfx_do_seccomp+0x10/0x10 [ 39.624507] ? find_held_lock+0x2b/0x80 [ 39.625315] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.626445] ? static_key_count+0x60/0x80 [ 39.627283] prctl_set_seccomp+0x4e/0x70 [ 39.628124] __do_sys_prctl+0xe6c/0x1d70 [ 39.628982] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.629909] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.630948] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.632015] ? irqentry_exit+0xf3/0x650 [ 39.632851] do_syscall_64+0xbf/0x430 [ 39.633642] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.634670] RIP: 0033:0x7fbbd98c65cd [ 39.635452] 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 [ 39.638887] RSP: 002b:00007ffcb5b682f0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.640389] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fbbd98c65cd [ 39.641779] RDX: 000055f6e179de00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.643176] RBP: 00007ffcb5b68350 R08: 0000000000000000 R09: 00007ffcb5b679f0 [ 39.644575] R10: 0000000000000000 R11: 0000000000000246 R12: 000055f71946cad0 [ 39.645958] R13: 00007ffcb5b68780 R14: 000055f71946dbc0 R15: 000055f71947e780 [ 39.647399] [ 39.647860] irq event stamp: 1781 [ 39.648563] hardirqs last enabled at (1791): [] __up_console_sem+0x78/0x80 [ 39.650215] hardirqs last disabled at (1800): [] __up_console_sem+0x5d/0x80 [ 39.651844] softirqs last enabled at (1702): [] handle_softirqs+0x50c/0x770 [ 39.653271] softirqs last disabled at (1697): [] __irq_exit_rcu+0xc4/0x100 [ 39.654695] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 42.669676] ------------[ cut here ]------------ [ 42.670614] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.672608] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/241 [ 42.674105] Modules linked in: [ 42.674726] CPU: 0 UID: 104 PID: 241 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 42.676681] Tainted: [W]=WARN [ 42.677221] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.678650] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.679559] 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 [ 42.682690] RSP: 0018:ffff88801a62fbc0 EFLAGS: 00010286 [ 42.683698] RAX: 0000000000000000 RBX: ffffed10034c5f78 RCX: ffffffff813a4050 [ 42.684975] RDX: ffff888017bc1bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.686243] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10034c5f2f [ 42.687506] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.688774] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801a62fdf8 [ 42.690032] FS: 00007f69a74cb900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 42.691464] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.692509] CR2: 00007fff0ff9aef7 CR3: 000000000cd5d000 CR4: 0000000000350ef0 [ 42.693766] Call Trace: [ 42.694223] [ 42.694677] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.695577] ? __create_object+0x59/0x80 [ 42.696297] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.697260] __vmalloc_noprof+0x59/0x60 [ 42.698036] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.698889] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.699827] bpf_prog_alloc+0x39/0x200 [ 42.700564] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.701493] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.702335] do_seccomp+0x349/0x25e0 [ 42.703044] ? find_held_lock+0x2b/0x80 [ 42.703822] ? do_prlimit+0x310/0x610 [ 42.704553] ? __pfx_do_seccomp+0x10/0x10 [ 42.705273] ? do_raw_spin_unlock+0x53/0x220 [ 42.706102] ? _raw_spin_unlock+0x1e/0x40 [ 42.706890] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.707858] ? static_key_count+0x60/0x80 [ 42.708646] prctl_set_seccomp+0x4e/0x70 [ 42.709407] __do_sys_prctl+0xe6c/0x1d70 [ 42.710136] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.710977] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.711936] ? irqentry_exit+0xf3/0x650 [ 42.712710] do_syscall_64+0xbf/0x430 [ 42.713461] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.714344] RIP: 0033:0x7f69a79bd5cd [ 42.715090] 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 [ 42.718463] RSP: 002b:00007fff0ff98430 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.719826] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f69a79bd5cd [ 42.721089] RDX: 0000555572cdee00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.722344] RBP: 00007fff0ff98490 R08: 0000000000000000 R09: 00007fff0ff97b30 [ 42.723635] R10: 0000000000000000 R11: 0000000000000246 R12: 0000555581e1db10 [ 42.724694] R13: 00007fff0ff988c0 R14: 0000555581e1e2b0 R15: 0000555581e326f0 [ 42.725770] [ 42.726120] irq event stamp: 1769 [ 42.726658] hardirqs last enabled at (1779): [] __up_console_sem+0x78/0x80 [ 42.727935] hardirqs last disabled at (1788): [] __up_console_sem+0x5d/0x80 [ 42.729185] softirqs last enabled at (1732): [] handle_softirqs+0x50c/0x770 [ 42.730458] softirqs last disabled at (1725): [] __irq_exit_rcu+0xc4/0x100 [ 42.731709] ---[ end trace 0000000000000000 ]--- [ 43.596662] ------------[ cut here ]------------ [ 43.597587] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 43.599625] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/250 [ 43.601088] Modules linked in: [ 43.601721] CPU: 1 UID: 104 PID: 250 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 43.603954] Tainted: [W]=WARN [ 43.604626] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 43.606107] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 43.607021] 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 [ 43.610203] RSP: 0018:ffff88801c267bc0 EFLAGS: 00010286 [ 43.611181] RAX: 0000000000000000 RBX: ffffed100384cf78 RCX: ffffffff813a4050 [ 43.612480] RDX: ffff88800a888000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 43.613776] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed100384cf2f [ 43.615048] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 43.616345] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801c267df8 [ 43.617648] FS: 00007f3450a69900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 43.619137] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.620215] CR2: 00007ffc38eb7ef7 CR3: 000000000cf2c000 CR4: 0000000000350ef0 [ 43.621481] Call Trace: [ 43.621938] [ 43.622344] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 43.623262] ? __create_object+0x59/0x80 [ 43.624041] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.625017] __vmalloc_noprof+0x59/0x60 [ 43.625777] bpf_prog_alloc_no_stats+0x55/0x470 [ 43.626662] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.627610] bpf_prog_alloc+0x39/0x200 [ 43.628302] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.629239] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.630143] do_seccomp+0x349/0x25e0 [ 43.630870] ? find_held_lock+0x2b/0x80 [ 43.631649] ? do_prlimit+0x310/0x610 [ 43.632337] ? __pfx_do_seccomp+0x10/0x10 [ 43.633123] ? do_raw_spin_unlock+0x53/0x220 [ 43.633951] ? _raw_spin_unlock+0x1e/0x40 [ 43.634735] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.635715] ? static_key_count+0x60/0x80 [ 43.636518] prctl_set_seccomp+0x4e/0x70 [ 43.637246] __do_sys_prctl+0xe6c/0x1d70 [ 43.638021] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.638881] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.639877] ? irqentry_exit+0xf3/0x650 [ 43.640652] do_syscall_64+0xbf/0x430 [ 43.641345] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.642290] RIP: 0033:0x7f3450f5b5cd [ 43.643016] 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 [ 43.646203] RSP: 002b:00007ffc38eb6200 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.647572] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f3450f5b5cd [ 43.648872] RDX: 000056547727de00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.650157] RBP: 00007ffc38eb6260 R08: 0000000000000000 R09: 00007ffc38eb5900 [ 43.651458] R10: 0000000000000000 R11: 0000000000000246 R12: 000056548bb64ad0 [ 43.652765] R13: 00007ffc38eb6690 R14: 000056548bb65bc0 R15: 000056548bb76780 [ 43.654052] [ 43.654524] irq event stamp: 1885 [ 43.655138] hardirqs last enabled at (1893): [] __up_console_sem+0x78/0x80 [ 43.656654] hardirqs last disabled at (1902): [] __up_console_sem+0x5d/0x80 [ 43.658162] softirqs last enabled at (1796): [] handle_softirqs+0x50c/0x770 [ 43.659703] softirqs last disabled at (1781): [] __irq_exit_rcu+0xc4/0x100 [ 43.661244] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:7336' (ECDSA) to the list of known hosts. 2025/11/18 03:07:26 fuzzer started 2025/11/18 03:07:26 dialing manager at localhost:37895 2025/11/18 03:07:26 checking machine... 2025/11/18 03:07:26 checking revisions... [ 44.603676] kmemleak: Automatic memory scanning thread ended 2025/11/18 03:07:26 testing simple program... [ 44.683583] cgroup: Unknown subsys name 'net' [ 44.752325] cgroup: Unknown subsys name 'cpuset' [ 44.768871] cgroup: Unknown subsys name 'rlimit' executing program executing program [ 52.151004] systemd-udevd (121) used greatest stack depth: 24192 bytes left VM DIAGNOSIS: 03:07:25 Registers: info registers vcpu 0 RAX=0000000000000000 RBX=ffff888017308000 RCX=ffffffff87cecb40 RDX=0000000000000008 RSI=ffff888017308ad0 RDI=ffff888017308000 RBP=ffff888017308000 RSP=ffff88806ce087f8 R8 =0000000000000000 R9 =0000000000000005 R10=0000000000000001 R11=0000000000000000 R12=ffff888017308ad0 R13=0000000000000003 R14=0000000000000000 R15=0000000000000003 RIP=ffffffff81526569 RFL=00000097 [--S-APC] 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 00007f800da59700 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe5000000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f69a7a82618 CR3=000000000cdca000 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=6d6f72662064657463656e6e6f637369 XMM02=2e303120746f6f722072657375206d6f XMM03=3a5d3034325b646873732035323a3730 XMM04=6456774875434142334f726f59427469 XMM05=485320415352203a3268737320343737 XMM06=206d6f726620746f6f7220726f662079 XMM07=00000000000000000000000000000000 XMM08=3a677562656420676f6c737973720000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=dffffc0000000000 RBX=0000000000000001 RCX=0000000000000001 RDX=1ffff11002dbff07 RSI=ffff888016dffda8 RDI=ffff888016dff840 RBP=ffff88801793de80 RSP=ffff888016dff780 R8 =0000000000000001 R9 =ffff888016dff830 R10=000000000003c9ed R11=0000000000022164 R12=ffff888016dff850 R13=ffff888016dff838 R14=ffff888016dffda8 R15=ffff888016dff7f0 RIP=ffffffff8135fb79 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 0000000000000000 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe6d00000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=0000558f9eae4040 CR3=00000000162c8000 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=6ba2d8e6500e9e9bda437db902befc6a XMM02=ec2efd57dc4c00df0000000000305768 XMM03=2e33434062aa03f50000000000305838 XMM04=25bcd4aaf15408e200000000000ae988 XMM05=35e3600fcbaa0b9b0000000000322490 XMM06=474038aa6c007e1f0000000000322118 XMM07=e042d86d42eb936e0000000000312cf8 XMM08=2e33434062aa03f50000000000305838 XMM09=00000000000000000000000000000000 XMM10=20200000000020202020202020200000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000