[ 45.948256] ------------[ cut here ]------------ [ 45.949021] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 45.950689] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/234 [ 45.951913] Modules linked in: [ 45.952435] CPU: 0 UID: 104 PID: 234 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 45.954098] Tainted: [W]=WARN [ 45.954600] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 45.955825] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 45.956585] 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 [ 45.959222] RSP: 0018:ffff88801950fbc0 EFLAGS: 00010286 [ 45.960046] RAX: 0000000000000000 RBX: ffffed10032a1f78 RCX: ffffffff813a4050 [ 45.961137] RDX: ffff88801b57d340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 45.962210] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10032a1f2f [ 45.963297] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 45.964359] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801950fdf8 [ 45.965463] FS: 00007f32f9a0d900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 45.966673] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 45.967555] CR2: 00007ffda651bef7 CR3: 000000000cf1c000 CR4: 0000000000350ef0 [ 45.968634] Call Trace: [ 45.969022] [ 45.969415] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 45.970134] ? __create_object+0x59/0x80 [ 45.970794] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 45.971611] __vmalloc_noprof+0x59/0x60 [ 45.972207] bpf_prog_alloc_no_stats+0x55/0x470 [ 45.972943] ? __pfx_seccomp_check_filter+0x10/0x10 [ 45.973718] bpf_prog_alloc+0x39/0x200 [ 45.974330] ? __pfx_seccomp_check_filter+0x10/0x10 [ 45.975063] bpf_prog_create_from_user+0xb2/0x2f0 [ 45.975818] do_seccomp+0x349/0x25e0 [ 45.976408] ? find_held_lock+0x2b/0x80 [ 45.977004] ? do_prlimit+0x310/0x610 [ 45.977632] ? __pfx_do_seccomp+0x10/0x10 [ 45.978250] ? do_raw_spin_unlock+0x53/0x220 [ 45.978948] ? _raw_spin_unlock+0x1e/0x40 [ 45.979604] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 45.980422] ? static_key_count+0x60/0x80 [ 45.981062] prctl_set_seccomp+0x4e/0x70 [ 45.981719] __do_sys_prctl+0xe6c/0x1d70 [ 45.982365] ? __pfx___do_sys_prctl+0x10/0x10 [ 45.983041] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 45.983852] ? irqentry_exit+0xf3/0x650 [ 45.984492] do_syscall_64+0xbf/0x430 [ 45.985071] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 45.985883] RIP: 0033:0x7f32f9eff5cd [ 45.986471] 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 [ 45.989123] RSP: 002b:00007ffda6519c80 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 45.990295] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f32f9eff5cd [ 45.991382] RDX: 0000564097622e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 45.992451] RBP: 00007ffda6519ce0 R08: 0000000000000000 R09: 00007ffda6519380 [ 45.993541] R10: 0000000000000000 R11: 0000000000000246 R12: 00005640b4d63ad0 [ 45.994628] R13: 00007ffda651a110 R14: 00005640b4d64bc0 R15: 00005640b4d75780 [ 45.995713] [ 45.996069] irq event stamp: 1733 [ 45.996615] hardirqs last enabled at (1743): [] __up_console_sem+0x78/0x80 [ 45.997906] hardirqs last disabled at (1752): [] __up_console_sem+0x5d/0x80 [ 45.999185] softirqs last enabled at (1222): [] handle_softirqs+0x50c/0x770 [ 46.000478] softirqs last disabled at (1213): [] __irq_exit_rcu+0xc4/0x100 [ 46.001749] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 49.352345] ------------[ cut here ]------------ [ 49.353246] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.355384] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/241 [ 49.356842] Modules linked in: [ 49.357484] CPU: 1 UID: 104 PID: 241 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 49.360700] Tainted: [W]=WARN [ 49.361304] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.362762] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.363664] 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 [ 49.366813] RSP: 0018:ffff88801a2d7bc0 EFLAGS: 00010286 [ 49.367796] RAX: 0000000000000000 RBX: ffffed100345af78 RCX: ffffffff813a4050 [ 49.369062] RDX: ffff88801677b780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.370372] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed100345af2f [ 49.371656] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 49.372950] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801a2d7df8 [ 49.374287] FS: 00007fa63e501900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 49.375743] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.376803] CR2: 00007fa63e9f3580 CR3: 0000000009ee3000 CR4: 0000000000350ef0 [ 49.378097] Call Trace: [ 49.378597] [ 49.379010] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 49.379910] ? __create_object+0x59/0x80 [ 49.380689] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.381656] __vmalloc_noprof+0x59/0x60 [ 49.382406] bpf_prog_alloc_no_stats+0x55/0x470 [ 49.383240] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.384163] bpf_prog_alloc+0x39/0x200 [ 49.384885] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.385826] bpf_prog_create_from_user+0xb2/0x2f0 [ 49.386725] do_seccomp+0x349/0x25e0 [ 49.387436] ? __pfx_css_rstat_updated+0x10/0x10 [ 49.388324] ? __pfx_do_seccomp+0x10/0x10 [ 49.389078] ? find_held_lock+0x2b/0x80 [ 49.389847] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 49.390821] ? static_key_count+0x60/0x80 [ 49.391624] prctl_set_seccomp+0x4e/0x70 [ 49.392401] __do_sys_prctl+0xe6c/0x1d70 [ 49.393134] ? __pfx___do_sys_prctl+0x10/0x10 [ 49.393999] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.394988] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 49.395969] ? irqentry_exit+0xf3/0x650 [ 49.396730] do_syscall_64+0xbf/0x430 [ 49.397486] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.398434] RIP: 0033:0x7fa63e9f35cd [ 49.399082] 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 [ 49.402257] RSP: 002b:00007ffddea43660 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 49.403639] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fa63e9f35cd [ 49.404897] RDX: 0000561b85816e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 49.406189] RBP: 00007ffddea436c0 R08: 0000000000000000 R09: 00007ffddea42d60 [ 49.407446] R10: 0000000000000000 R11: 0000000000000246 R12: 0000561bb20cbbf0 [ 49.408728] R13: 00007ffddea43af0 R14: 0000561bb20d5380 R15: 0000561bb20e0460 [ 49.410029] [ 49.410513] irq event stamp: 2167 [ 49.411115] hardirqs last enabled at (2175): [] __up_console_sem+0x78/0x80 [ 49.412624] hardirqs last disabled at (2184): [] __up_console_sem+0x5d/0x80 [ 49.414187] softirqs last enabled at (2164): [] handle_softirqs+0x50c/0x770 [ 49.415735] softirqs last disabled at (2149): [] __irq_exit_rcu+0xc4/0x100 [ 49.417286] ---[ end trace 0000000000000000 ]--- [ 50.207711] ------------[ cut here ]------------ [ 50.208642] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 50.210704] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/248 [ 50.212337] Modules linked in: [ 50.212939] CPU: 1 UID: 104 PID: 248 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 50.214959] Tainted: [W]=WARN [ 50.215608] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 50.217096] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 50.218049] 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 [ 50.221295] RSP: 0018:ffff88801b60fbc0 EFLAGS: 00010286 [ 50.222396] RAX: 0000000000000000 RBX: ffffed10036c1f78 RCX: ffffffff813a4050 [ 50.223852] RDX: ffff8880147d9bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 50.225249] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10036c1f2f [ 50.226625] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 50.228039] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801b60fdf8 [ 50.229542] FS: 00007f1b64132900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 50.231195] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.232412] CR2: 00007f1b64624580 CR3: 000000000da38000 CR4: 0000000000350ef0 [ 50.233907] Call Trace: [ 50.234507] [ 50.234983] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 50.236012] ? __create_object+0x59/0x80 [ 50.236916] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.238041] __vmalloc_noprof+0x59/0x60 [ 50.238923] bpf_prog_alloc_no_stats+0x55/0x470 [ 50.239923] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.240988] bpf_prog_alloc+0x39/0x200 [ 50.241855] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.242932] bpf_prog_create_from_user+0xb2/0x2f0 [ 50.243970] do_seccomp+0x349/0x25e0 [ 50.244796] ? __pfx_css_rstat_updated+0x10/0x10 [ 50.245854] ? __pfx_do_seccomp+0x10/0x10 [ 50.246765] ? find_held_lock+0x2b/0x80 [ 50.247646] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 50.248751] ? static_key_count+0x60/0x80 [ 50.249686] prctl_set_seccomp+0x4e/0x70 [ 50.250577] __do_sys_prctl+0xe6c/0x1d70 [ 50.251474] ? __pfx___do_sys_prctl+0x10/0x10 [ 50.252458] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.253595] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 50.254708] ? irqentry_exit+0xf3/0x650 [ 50.255594] do_syscall_64+0xbf/0x430 [ 50.256448] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 50.257562] RIP: 0033:0x7f1b646245cd [ 50.258386] 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 [ 50.261951] RSP: 002b:00007ffd28a9c0e0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 50.263279] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f1b646245cd [ 50.264498] RDX: 000056447419fe00 RSI: 0000000000000002 RDI: 0000000000000016 [ 50.265648] RBP: 00007ffd28a9c140 R08: 0000000000000000 R09: 00007ffd28a9b7e0 [ 50.266723] R10: 0000000000000000 R11: 0000000000000246 R12: 0000564483b5cad0 [ 50.267769] R13: 00007ffd28a9c570 R14: 0000564483b5dbc0 R15: 0000564483b6e780 [ 50.268810] [ 50.269160] irq event stamp: 1749 [ 50.269708] hardirqs last enabled at (1759): [] __up_console_sem+0x78/0x80 [ 50.270934] hardirqs last disabled at (1768): [] __up_console_sem+0x5d/0x80 [ 50.272165] softirqs last enabled at (1718): [] handle_softirqs+0x50c/0x770 [ 50.273475] softirqs last disabled at (1707): [] __irq_exit_rcu+0xc4/0x100 [ 50.274690] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:18807' (ECDSA) to the list of known hosts. 2025/11/18 22:14:59 fuzzer started 2025/11/18 22:14:59 dialing manager at localhost:34383 2025/11/18 22:14:59 checking machine... 2025/11/18 22:14:59 checking revisions... [ 51.171952] kmemleak: Automatic memory scanning thread ended 2025/11/18 22:14:59 testing simple program... [ 51.271419] cgroup: Unknown subsys name 'net' [ 51.336235] cgroup: Unknown subsys name 'cpuset' [ 51.360506] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 22:14:58 Registers: info registers vcpu 0 RAX=dffffc0000000000 RBX=ffffffff813c14f4 RCX=ffff88806ce08954 RDX=1ffff1100d9c114b RSI=ffffffff85e1ffe0 RDI=ffffffff813c14f4 RBP=ffffffff813c14f4 RSP=ffff88806ce089b0 R8 =0000000000000001 R9 =ffff88806ce08a40 R10=000000000003c9ed R11=0000000000008964 R12=0000000000000001 R13=0000000000000000 R14=ffff888017589bc0 R15=0000000000000000 RIP=ffffffff81439c92 RFL=00000297 [--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 00007efe0d774700 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe2c00000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fa63eab8618 CR3=000000000ccb4000 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=3a5d3034325b646873732038353a3431 XMM04=6456774875434142334f726f59427469 XMM05=485320415352203a3268737320303536 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=000000000002993d 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=00000202 [-------] 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 fffffe4f00000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f2e0f1d5000 CR3=000000000ded1000 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=3b7c1d6d7df3ffb6ae4b3747c400d7d1 XMM02=2c67c8bc2e329bc30000000000305f08 XMM03=fb795ef6d65770560000000000312da0 XMM04=d5a6c74a6253e7e200000000000ae988 XMM05=a72e8babdab1f0b200000000003223f8 XMM06=474038aa6c007e1f0000000000321a80 XMM07=e042d86d42eb936e0000000000313078 XMM08=8437211d354ec5160000000000305f68 XMM09=00000000000000000000000000000000 XMM10=20200000000020202020202020200000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000