[ 39.410973] ------------[ cut here ]------------ [ 39.411911] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.413962] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/233 [ 39.415445] Modules linked in: [ 39.416043] CPU: 1 UID: 104 PID: 233 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 39.418043] Tainted: [W]=WARN [ 39.418642] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.420166] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.420884] 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 [ 39.423493] RSP: 0018:ffff888015d77bc0 EFLAGS: 00010286 [ 39.424310] RAX: 0000000000000000 RBX: ffffed1002baef78 RCX: ffffffff813a4050 [ 39.425379] RDX: ffff88801aa33780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.426429] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002baef2f [ 39.427506] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.428580] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888015d77df8 [ 39.429656] FS: 00007f6037925900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 39.430848] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.431737] CR2: 00007f6037e17580 CR3: 000000000e0f0000 CR4: 0000000000350ef0 [ 39.432815] Call Trace: [ 39.433248] [ 39.433589] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.434333] ? __create_object+0x59/0x80 [ 39.434947] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.435753] __vmalloc_noprof+0x59/0x60 [ 39.436380] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.437072] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.437838] bpf_prog_alloc+0x39/0x200 [ 39.438452] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.439211] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.439917] do_seccomp+0x349/0x25e0 [ 39.440518] ? __pfx_css_rstat_updated+0x10/0x10 [ 39.441277] ? __pfx_do_seccomp+0x10/0x10 [ 39.441888] ? find_held_lock+0x2b/0x80 [ 39.442524] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.443332] ? static_key_count+0x60/0x80 [ 39.443961] prctl_set_seccomp+0x4e/0x70 [ 39.444607] __do_sys_prctl+0xe6c/0x1d70 [ 39.445260] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.445933] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.446723] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.447515] ? irqentry_exit+0xf3/0x650 [ 39.448183] do_syscall_64+0xbf/0x430 [ 39.448783] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.449577] RIP: 0033:0x7f6037e175cd [ 39.450154] 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 [ 39.452772] RSP: 002b:00007ffcf6a24730 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.453897] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f6037e175cd [ 39.454959] RDX: 0000559db91b0e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.456021] RBP: 00007ffcf6a24790 R08: 0000000000000000 R09: 00007ffcf6a23e30 [ 39.457089] R10: 0000000000000000 R11: 0000000000000246 R12: 0000559dbc638ad0 [ 39.458158] R13: 00007ffcf6a24bc0 R14: 0000559dbc639bc0 R15: 0000559dbc64a780 [ 39.459246] [ 39.459606] irq event stamp: 1787 [ 39.460132] hardirqs last enabled at (1797): [] __up_console_sem+0x78/0x80 [ 39.461419] hardirqs last disabled at (1806): [] __up_console_sem+0x5d/0x80 [ 39.462668] softirqs last enabled at (1776): [] handle_softirqs+0x50c/0x770 [ 39.463944] softirqs last disabled at (1771): [] __irq_exit_rcu+0xc4/0x100 [ 39.465203] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 42.474205] ------------[ cut here ]------------ [ 42.475082] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.477178] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/241 [ 42.478620] Modules linked in: [ 42.479258] CPU: 1 UID: 104 PID: 241 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 42.481268] Tainted: [W]=WARN [ 42.481827] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.483294] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.484190] 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 [ 42.487354] RSP: 0018:ffff888016c47bc0 EFLAGS: 00010286 [ 42.488332] RAX: 0000000000000000 RBX: ffffed1002d88f78 RCX: ffffffff813a4050 [ 42.489607] RDX: ffff888016fdd340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.490918] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002d88f2f [ 42.492203] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.493498] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016c47df8 [ 42.494777] FS: 00007f2f3fba4900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 42.496298] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.497678] CR2: 00007f2f40096580 CR3: 000000001f977000 CR4: 0000000000350ef0 [ 42.499323] Call Trace: [ 42.499908] [ 42.500415] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.501393] ? __create_object+0x59/0x80 [ 42.502220] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.503252] __vmalloc_noprof+0x59/0x60 [ 42.503967] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.504870] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.505819] bpf_prog_alloc+0x39/0x200 [ 42.506600] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.507650] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.508553] do_seccomp+0x349/0x25e0 [ 42.509281] ? __pfx_css_rstat_updated+0x10/0x10 [ 42.510187] ? __pfx_do_seccomp+0x10/0x10 [ 42.510915] ? find_held_lock+0x2b/0x80 [ 42.511672] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.512623] ? static_key_count+0x60/0x80 [ 42.513452] prctl_set_seccomp+0x4e/0x70 [ 42.514238] __do_sys_prctl+0xe6c/0x1d70 [ 42.514975] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.515830] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.516817] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.517787] ? irqentry_exit+0xf3/0x650 [ 42.518609] do_syscall_64+0xbf/0x430 [ 42.519394] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.520386] RIP: 0033:0x7f2f400965cd [ 42.521168] 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 [ 42.524401] RSP: 002b:00007fff3c0b02d0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.525806] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f2f400965cd [ 42.527157] RDX: 00005586f4ce8e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.528490] RBP: 00007fff3c0b0330 R08: 0000000000000000 R09: 00007fff3c0af9d0 [ 42.529676] R10: 0000000000000000 R11: 0000000000000246 R12: 0000558723264ad0 [ 42.530766] R13: 00007fff3c0b0760 R14: 0000558723265bc0 R15: 0000558723276780 [ 42.531888] [ 42.532307] irq event stamp: 1799 [ 42.532827] hardirqs last enabled at (1807): [] __up_console_sem+0x78/0x80 [ 42.534144] hardirqs last disabled at (1816): [] __up_console_sem+0x5d/0x80 [ 42.535444] softirqs last enabled at (1700): [] handle_softirqs+0x50c/0x770 [ 42.536878] softirqs last disabled at (1695): [] __irq_exit_rcu+0xc4/0x100 [ 42.538270] ---[ end trace 0000000000000000 ]--- [ 43.380482] ------------[ cut here ]------------ [ 43.381458] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 43.383497] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/249 [ 43.384984] Modules linked in: [ 43.385620] CPU: 1 UID: 104 PID: 249 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 43.387637] Tainted: [W]=WARN [ 43.388272] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 43.389795] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 43.390728] 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 [ 43.393978] RSP: 0018:ffff88801a887bc0 EFLAGS: 00010286 [ 43.394982] RAX: 0000000000000000 RBX: ffffed1003510f78 RCX: ffffffff813a4050 [ 43.396282] RDX: ffff88800cae8000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 43.397603] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1003510f2f [ 43.398911] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 43.400213] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801a887df8 [ 43.401534] FS: 00007f5a0563c900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 43.402988] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.404063] CR2: 00007f5a05ba24a6 CR3: 00000000161fd000 CR4: 0000000000350ef0 [ 43.405388] Call Trace: [ 43.405865] [ 43.406343] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 43.407326] ? __create_object+0x59/0x80 [ 43.408180] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.409227] __vmalloc_noprof+0x59/0x60 [ 43.409957] bpf_prog_alloc_no_stats+0x55/0x470 [ 43.410845] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.411792] bpf_prog_alloc+0x39/0x200 [ 43.412537] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.413505] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.414430] do_seccomp+0x349/0x25e0 [ 43.415154] ? find_held_lock+0x2b/0x80 [ 43.415883] ? do_prlimit+0x310/0x610 [ 43.416679] ? __pfx_do_seccomp+0x10/0x10 [ 43.417492] ? do_raw_spin_unlock+0x53/0x220 [ 43.418353] ? _raw_spin_unlock+0x1e/0x40 [ 43.419085] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.420068] ? static_key_count+0x60/0x80 [ 43.420908] prctl_set_seccomp+0x4e/0x70 [ 43.421716] __do_sys_prctl+0xe6c/0x1d70 [ 43.422528] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.423417] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.424409] ? irqentry_exit+0xf3/0x650 [ 43.425228] do_syscall_64+0xbf/0x430 [ 43.425956] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.426957] RIP: 0033:0x7f5a05b2e5cd [ 43.427690] 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 [ 43.430937] RSP: 002b:00007ffdadc3e090 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.432326] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f5a05b2e5cd [ 43.433629] RDX: 0000557e35b26e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.434932] RBP: 00007ffdadc3e0f0 R08: 0000000000000000 R09: 00007ffdadc3d790 [ 43.436225] R10: 0000000000000000 R11: 0000000000000246 R12: 0000557e725c9bf0 [ 43.437595] R13: 00007ffdadc3e520 R14: 0000557e725d3380 R15: 0000557e725de460 [ 43.438933] [ 43.439406] irq event stamp: 1729 [ 43.440034] hardirqs last enabled at (1737): [] __up_console_sem+0x78/0x80 [ 43.441620] hardirqs last disabled at (1746): [] __up_console_sem+0x5d/0x80 [ 43.443192] softirqs last enabled at (1244): [] handle_softirqs+0x50c/0x770 [ 43.444768] softirqs last disabled at (1239): [] __irq_exit_rcu+0xc4/0x100 [ 43.446290] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:14425' (ECDSA) to the list of known hosts. 2025/11/18 17:37:19 fuzzer started 2025/11/18 17:37:19 dialing manager at localhost:34383 2025/11/18 17:37:19 checking machine... 2025/11/18 17:37:19 checking revisions... [ 44.374228] kmemleak: Automatic memory scanning thread ended 2025/11/18 17:37:19 testing simple program... [ 44.459153] cgroup: Unknown subsys name 'net' [ 44.516518] cgroup: Unknown subsys name 'cpuset' [ 44.535174] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 17:37:18 Registers: info registers vcpu 0 RAX=0000000000000000 RBX=0000000000000000 RCX=0000000000000002 RDX=0000000000000000 RSI=0000000000000000 RDI=ffffffff85e1ffe0 RBP=ffffffff85e1ffe0 RSP=ffff888015bdf468 R8 =0000000000000000 R9 =0000000000000000 R10=0000000000000001 R11=0000000000000001 R12=0000000000000002 R13=0000000000000000 R14=0000000000000000 R15=ffff8880096c78c0 RIP=ffffffff815bd105 RFL=00000247 [---Z-PC] 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 00007f8858531900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe6d00000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=0000558723289768 CR3=000000000ce4e000 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=725db61ee77ac4826247946653347e09 XMM02=ec2efd57dc4c00df00000000003011f0 XMM03=7e09ca57566bd88a00000000003012c0 XMM04=1fa0346de3d4109600000000000ae988 XMM05=f5cf062c3c7f273d0000000000321320 XMM06=d50ccecfab4e9dd1000000000031f658 XMM07=fb795ef6d6577056000000000030e540 XMM08=2c67c8bc2e329bc30000000000301260 XMM09=00000000000000000000000000000000 XMM10=00000000000020000020002000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=0000000000000036 RBX=0000000000000000 RCX=0000000000000006 RDX=0000000000000000 RSI=00007f8858e89c20 RDI=0000000000000006 RBP=00007fff93d04e20 RSP=00007fff93d048c8 R8 =00007fff93d04de7 R9 =cccccccccccccccd R10=0000000000000000 R11=0000000000000000 R12=00007fff93d04e40 R13=0000563c93b14f08 R14=00007fff93d04fc0 R15=0000000000000069 RIP=00007f8858d4ceff RFL=00000206 [-----P-] CPL=3 II=0 A20=1 SMM=0 HLT=0 ES =0000 0000000000000000 00000000 00000000 CS =0033 0000000000000000 ffffffff 00a0fb00 DPL=3 CS64 [-RA] SS =002b 0000000000000000 ffffffff 00c0f300 DPL=3 DS [-WA] DS =0000 0000000000000000 00000000 00000000 FS =0000 00007f8858531900 00000000 00000000 GS =0000 0000000000000000 00000000 00000000 LDT=0000 fffffe1600000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fff3c0abff8 CR3=000000000ce4e000 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=25252525252525252525252525252525 XMM01=00000000ff00ff000000000000000000 XMM02=00000000ff0000000000000000000000 XMM03=006c616e72756f6a2f646d6574737973 XMM04=1fa0346de3d4109600000000000ae988 XMM05=f5cf062c3c7f273d0000000000321320 XMM06=d50ccecfab4e9dd1000000000031f658 XMM07=fb795ef6d6577056000000000030e540 XMM08=4c5359530069253d595449524f495250 XMM09=00000000000000000000000000000000 XMM10=00000000000020000020002000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000