[ 39.289076] ------------[ cut here ]------------ [ 39.290003] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.292032] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/232 [ 39.293496] Modules linked in: [ 39.294180] CPU: 0 UID: 104 PID: 232 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 39.296209] Tainted: [W]=WARN [ 39.296822] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.298292] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.299223] 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 [ 39.302415] RSP: 0018:ffff88800f557bc0 EFLAGS: 00010286 [ 39.303403] RAX: 0000000000000000 RBX: ffffed1001eaaf78 RCX: ffffffff813a4050 [ 39.304682] RDX: ffff888017013780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.305972] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1001eaaf2f [ 39.307273] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.308576] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800f557df8 [ 39.309910] FS: 00007f939df70900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 39.311384] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.312457] CR2: 00007ffdf55e8ef7 CR3: 000000000b792000 CR4: 0000000000350ef0 [ 39.313742] Call Trace: [ 39.314209] [ 39.314682] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.315529] ? __create_object+0x59/0x80 [ 39.316317] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.317288] __vmalloc_noprof+0x59/0x60 [ 39.318044] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.318930] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.319882] bpf_prog_alloc+0x39/0x200 [ 39.320577] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.321509] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.322426] do_seccomp+0x349/0x25e0 [ 39.323145] ? find_held_lock+0x2b/0x80 [ 39.323923] ? do_prlimit+0x310/0x610 [ 39.324674] ? __pfx_do_seccomp+0x10/0x10 [ 39.325427] ? do_raw_spin_unlock+0x53/0x220 [ 39.326261] ? _raw_spin_unlock+0x1e/0x40 [ 39.327069] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.328024] ? static_key_count+0x60/0x80 [ 39.328832] prctl_set_seccomp+0x4e/0x70 [ 39.329572] __do_sys_prctl+0xe6c/0x1d70 [ 39.330355] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.331243] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.332222] ? irqentry_exit+0xf3/0x650 [ 39.332998] do_syscall_64+0xbf/0x430 [ 39.333741] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.334712] RIP: 0033:0x7f939e4625cd [ 39.335382] 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 [ 39.338582] RSP: 002b:00007ffdf55e6830 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.339980] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f939e4625cd [ 39.341268] RDX: 000055b5cc9dce00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.342579] RBP: 00007ffdf55e6890 R08: 0000000000000000 R09: 00007ffdf55e5f30 [ 39.343892] R10: 0000000000000000 R11: 0000000000000246 R12: 000055b5eb9dabf0 [ 39.345191] R13: 00007ffdf55e6cc0 R14: 000055b5eb9e4380 R15: 000055b5eb9ef460 [ 39.346528] [ 39.347005] irq event stamp: 1757 [ 39.347655] hardirqs last enabled at (1767): [] __up_console_sem+0x78/0x80 [ 39.349212] hardirqs last disabled at (1776): [] __up_console_sem+0x5d/0x80 [ 39.350753] softirqs last enabled at (1734): [] handle_softirqs+0x50c/0x770 [ 39.352304] softirqs last disabled at (1729): [] __irq_exit_rcu+0xc4/0x100 [ 39.353832] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 42.363266] ------------[ cut here ]------------ [ 42.364192] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.366252] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/241 [ 42.367704] Modules linked in: [ 42.368298] CPU: 1 UID: 104 PID: 241 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 42.370234] Tainted: [W]=WARN [ 42.370832] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.372292] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.373285] 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 [ 42.376660] RSP: 0018:ffff888016dd7bc0 EFLAGS: 00010286 [ 42.377588] RAX: 0000000000000000 RBX: ffffed1002dbaf78 RCX: ffffffff813a4050 [ 42.379275] RDX: ffff888016ba8000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.380543] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002dbaf2f [ 42.381805] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.383093] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016dd7df8 [ 42.384359] FS: 00007fb73d922900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 42.385781] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.386839] CR2: 00007fb73de14580 CR3: 000000000e41a000 CR4: 0000000000350ef0 [ 42.388117] Call Trace: [ 42.388580] [ 42.389021] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.389920] ? __create_object+0x59/0x80 [ 42.390713] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.391695] __vmalloc_noprof+0x59/0x60 [ 42.392428] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.393325] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.394271] bpf_prog_alloc+0x39/0x200 [ 42.395028] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.395961] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.396865] do_seccomp+0x349/0x25e0 [ 42.397532] ? __pfx_css_rstat_updated+0x10/0x10 [ 42.398415] ? __pfx_do_seccomp+0x10/0x10 [ 42.399206] ? find_held_lock+0x2b/0x80 [ 42.399974] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.400931] ? static_key_count+0x60/0x80 [ 42.401741] prctl_set_seccomp+0x4e/0x70 [ 42.402473] __do_sys_prctl+0xe6c/0x1d70 [ 42.403264] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.404105] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.405071] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.406036] ? irqentry_exit+0xf3/0x650 [ 42.406819] do_syscall_64+0xbf/0x430 [ 42.407508] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.408488] RIP: 0033:0x7fb73de145cd [ 42.409218] 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 [ 42.412383] RSP: 002b:00007ffef4a8d1c0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.413734] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fb73de145cd [ 42.415035] RDX: 0000563f70cf9e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.416306] RBP: 00007ffef4a8d220 R08: 0000000000000000 R09: 00007ffef4a8c8c0 [ 42.417570] R10: 0000000000000000 R11: 0000000000000246 R12: 0000563fafe50ad0 [ 42.418873] R13: 00007ffef4a8d650 R14: 0000563fafe51bc0 R15: 0000563fafe62780 [ 42.420183] [ 42.420635] irq event stamp: 1733 [ 42.421243] hardirqs last enabled at (1741): [] __up_console_sem+0x78/0x80 [ 42.422768] hardirqs last disabled at (1750): [] __up_console_sem+0x5d/0x80 [ 42.424168] softirqs last enabled at (1652): [] handle_softirqs+0x50c/0x770 [ 42.425440] softirqs last disabled at (1647): [] __irq_exit_rcu+0xc4/0x100 [ 42.426700] ---[ end trace 0000000000000000 ]--- [ 43.089936] ------------[ cut here ]------------ [ 43.090854] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 43.092917] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/248 [ 43.094377] Modules linked in: [ 43.095032] CPU: 1 UID: 104 PID: 248 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 43.097258] Tainted: [W]=WARN [ 43.097981] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 43.099475] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 43.100392] 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 [ 43.103592] RSP: 0018:ffff88800f5c7bc0 EFLAGS: 00010286 [ 43.104582] RAX: 0000000000000000 RBX: ffffed1001eb8f78 RCX: ffffffff813a4050 [ 43.105893] RDX: ffff88801007d340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 43.107197] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1001eb8f2f [ 43.108488] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 43.109752] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800f5c7df8 [ 43.111045] FS: 00007fde7a494900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 43.112489] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.113554] CR2: 00007fde7a986580 CR3: 000000000e291000 CR4: 0000000000350ef0 [ 43.114841] Call Trace: [ 43.115302] [ 43.115752] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 43.116641] ? __create_object+0x59/0x80 [ 43.117384] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.118508] __vmalloc_noprof+0x59/0x60 [ 43.119350] bpf_prog_alloc_no_stats+0x55/0x470 [ 43.120225] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.121157] bpf_prog_alloc+0x39/0x200 [ 43.121890] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.122844] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.123798] do_seccomp+0x349/0x25e0 [ 43.124472] ? __pfx_css_rstat_updated+0x10/0x10 [ 43.125371] ? __pfx_do_seccomp+0x10/0x10 [ 43.126158] ? find_held_lock+0x2b/0x80 [ 43.126943] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.127972] ? static_key_count+0x60/0x80 [ 43.128793] prctl_set_seccomp+0x4e/0x70 [ 43.129529] __do_sys_prctl+0xe6c/0x1d70 [ 43.130320] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.131230] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.132251] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.133249] ? irqentry_exit+0xf3/0x650 [ 43.134038] do_syscall_64+0xbf/0x430 [ 43.134784] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.135730] RIP: 0033:0x7fde7a9865cd [ 43.136396] 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 [ 43.139628] RSP: 002b:00007ffee6cc2840 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.140992] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fde7a9865cd [ 43.142283] RDX: 000055efdc5e7e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.143625] RBP: 00007ffee6cc28a0 R08: 0000000000000000 R09: 00007ffee6cc1f40 [ 43.144933] R10: 0000000000000000 R11: 0000000000000246 R12: 000055eff49bdad0 [ 43.146248] R13: 00007ffee6cc2cd0 R14: 000055eff49bebc0 R15: 000055eff49cf780 [ 43.147476] [ 43.147871] irq event stamp: 1879 [ 43.148393] hardirqs last enabled at (1887): [] __up_console_sem+0x78/0x80 [ 43.149681] hardirqs last disabled at (1896): [] __up_console_sem+0x5d/0x80 [ 43.150971] softirqs last enabled at (1856): [] handle_softirqs+0x50c/0x770 [ 43.152243] softirqs last disabled at (1851): [] __irq_exit_rcu+0xc4/0x100 [ 43.153498] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:10108' (ECDSA) to the list of known hosts. 2025/11/17 23:07:41 fuzzer started 2025/11/17 23:07:41 dialing manager at localhost:37895 2025/11/17 23:07:41 checking machine... 2025/11/17 23:07:41 checking revisions... [ 43.969836] kmemleak: Automatic memory scanning thread ended 2025/11/17 23:07:41 testing simple program... [ 44.052421] cgroup: Unknown subsys name 'net' [ 44.103479] cgroup: Unknown subsys name 'cpuset' [ 44.116913] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 23:07:40 Registers: info registers vcpu 0 RAX=ffffffff87b24380 RBX=ffff888016b45340 RCX=f9751f8ccabccc2a RDX=000000007b908c9f RSI=00000000407dd67b RDI=ffff888016b45de8 RBP=ffff888016b45d98 RSP=ffff8880100577b0 R8 =0000000000000002 R9 =0000000000000000 R10=0000000000000001 R11=0000000000000000 R12=ffff888016b45de8 R13=0000000000002770 R14=0000000000000001 R15=f9751f8ccabccc2a RIP=ffffffff81527b71 RFL=00000082 [--S----] 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 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe2300000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=0000563fafe4d218 CR3=000000000e458000 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=00000000a60ce07b00000000cec3662e XMM01=00000000000000005b53fb5e4f9c1fea XMM02=00000000000000000000000000000000 XMM03=5f6e696f6a6b636f6c635f6461657268 XMM04=625f6b636f6c5f70696b735f6e6f6973 XMM05=6c645f006c5f6c6f747274735f5f0077 XMM06=00386674755f6c616e7265746e695f6d XMM07=00646e69776e755f646165726874705f XMM08=01000000000000000000000000000001 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=dffffc0000000000 RBX=ffff8880187e5340 RCX=ffff88806cf089c4 RDX=0000000000000000 RSI=ffffffff8135e7a7 RDI=ffff8880187e573c RBP=ffff88806cf08ac8 RSP=ffff88806cf089e8 R8 =0000000000000001 R9 =ffff88806cf08ab0 R10=000000000003c9ed R11=000000000000e7bc R12=0000000000000000 R13=ffff88806cf08ab8 R14=ffff8880187e5340 R15=ffff88806cf08a70 RIP=ffffffff815bd59a RFL=00000217 [----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 00007fb73d922900 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe5100000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fb73deda0b0 CR3=000000000e458000 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=000000000000000000000000000000ff XMM02=000000000000000000000000000000ff XMM03=5320444f4854454d5f54505952434e45 XMM04=40404040404040404040404040404040 XMM05=5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a XMM06=20202020202020202020202020202020 XMM07=00000000000000000000000000000000 XMM08=662079726f6d656d20666f2074756f00 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000