[ 39.109958] ------------[ cut here ]------------ [ 39.110858] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.112832] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/233 [ 39.114221] Modules linked in: [ 39.114861] CPU: 0 UID: 104 PID: 233 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 39.116775] Tainted: [W]=WARN [ 39.117356] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.120213] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.121201] 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 [ 39.124323] RSP: 0018:ffff88800c1c7bc0 EFLAGS: 00010286 [ 39.125278] RAX: 0000000000000000 RBX: ffffed1001838f78 RCX: ffffffff813a4050 [ 39.126523] RDX: ffff88800f3c8000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.127794] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1001838f2f [ 39.129065] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.130323] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800c1c7df8 [ 39.131586] FS: 00007f671fd7b900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 39.132978] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.133999] CR2: 00007ffd8ad2cef7 CR3: 000000000df3d000 CR4: 0000000000350ef0 [ 39.135250] Call Trace: [ 39.135698] [ 39.136143] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.137017] ? __create_object+0x59/0x80 [ 39.137767] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.138722] __vmalloc_noprof+0x59/0x60 [ 39.139469] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.140367] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.141482] bpf_prog_alloc+0x39/0x200 [ 39.142215] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.143147] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.144029] do_seccomp+0x349/0x25e0 [ 39.144686] ? find_held_lock+0x2b/0x80 [ 39.145447] ? do_prlimit+0x310/0x610 [ 39.146172] ? __pfx_do_seccomp+0x10/0x10 [ 39.146940] ? do_raw_spin_unlock+0x53/0x220 [ 39.147703] ? _raw_spin_unlock+0x1e/0x40 [ 39.148472] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.149408] ? static_key_count+0x60/0x80 [ 39.150189] prctl_set_seccomp+0x4e/0x70 [ 39.150962] __do_sys_prctl+0xe6c/0x1d70 [ 39.151680] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.152516] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.153450] ? irqentry_exit+0xf3/0x650 [ 39.154178] do_syscall_64+0xbf/0x430 [ 39.154908] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.155861] RIP: 0033:0x7f672026d5cd [ 39.156504] 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 [ 39.159590] RSP: 002b:00007ffd8ad2b4c0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.160904] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f672026d5cd [ 39.162156] RDX: 0000559a349fce00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.163400] RBP: 00007ffd8ad2b520 R08: 0000000000000000 R09: 00007ffd8ad2abc0 [ 39.164411] R10: 0000000000000000 R11: 0000000000000246 R12: 0000559a5241db10 [ 39.165421] R13: 00007ffd8ad2b950 R14: 0000559a5241e2b0 R15: 0000559a524326f0 [ 39.166456] [ 39.166795] irq event stamp: 2085 [ 39.167312] hardirqs last enabled at (2095): [] __up_console_sem+0x78/0x80 [ 39.168518] hardirqs last disabled at (2104): [] __up_console_sem+0x5d/0x80 [ 39.169721] softirqs last enabled at (2034): [] handle_softirqs+0x50c/0x770 [ 39.170952] softirqs last disabled at (2029): [] __irq_exit_rcu+0xc4/0x100 [ 39.172150] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 42.432335] ------------[ cut here ]------------ [ 42.433351] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.435562] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/241 [ 42.437144] Modules linked in: [ 42.437887] CPU: 0 UID: 104 PID: 241 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 42.440128] Tainted: [W]=WARN [ 42.440740] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.442375] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.443430] 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 [ 42.446953] RSP: 0018:ffff88800bddfbc0 EFLAGS: 00010286 [ 42.447950] RAX: 0000000000000000 RBX: ffffed10017bbf78 RCX: ffffffff813a4050 [ 42.449242] RDX: ffff8880177ad340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.450521] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10017bbf2f [ 42.451777] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.453046] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800bddfdf8 [ 42.454317] FS: 00007f4034fb2900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 42.455753] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.456829] CR2: 00007f40354a4580 CR3: 000000000deea000 CR4: 0000000000350ef0 [ 42.458116] Call Trace: [ 42.458569] [ 42.459034] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.459942] ? __create_object+0x59/0x80 [ 42.460773] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.461942] __vmalloc_noprof+0x59/0x60 [ 42.462755] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.463752] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.464729] bpf_prog_alloc+0x39/0x200 [ 42.465475] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.466488] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.467559] do_seccomp+0x349/0x25e0 [ 42.468291] ? __pfx_css_rstat_updated+0x10/0x10 [ 42.469184] ? __pfx_do_seccomp+0x10/0x10 [ 42.470059] ? find_held_lock+0x2b/0x80 [ 42.470863] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.471923] ? static_key_count+0x60/0x80 [ 42.472790] prctl_set_seccomp+0x4e/0x70 [ 42.473657] __do_sys_prctl+0xe6c/0x1d70 [ 42.474461] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.475331] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.476288] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.477242] ? irqentry_exit+0xf3/0x650 [ 42.477997] do_syscall_64+0xbf/0x430 [ 42.478695] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.479644] RIP: 0033:0x7f40354a45cd [ 42.480346] 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 [ 42.483503] RSP: 002b:00007ffc25a2d7d0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.484868] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f40354a45cd [ 42.486129] RDX: 0000562760f64e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.487402] RBP: 00007ffc25a2d830 R08: 0000000000000000 R09: 00007ffc25a2ced0 [ 42.488662] R10: 0000000000000000 R11: 0000000000000246 R12: 0000562788df92b0 [ 42.489925] R13: 00007ffc25a2dc60 R14: 0000562788dfbd20 R15: 0000562788e0d8d0 [ 42.491198] [ 42.491614] irq event stamp: 1747 [ 42.492264] hardirqs last enabled at (1757): [] __up_console_sem+0x78/0x80 [ 42.493759] hardirqs last disabled at (1766): [] __up_console_sem+0x5d/0x80 [ 42.495290] softirqs last enabled at (1578): [] handle_softirqs+0x50c/0x770 [ 42.496371] softirqs last disabled at (1573): [] __irq_exit_rcu+0xc4/0x100 [ 42.497353] ---[ end trace 0000000000000000 ]--- [ 43.246456] ------------[ cut here ]------------ [ 43.247373] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 43.249351] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/249 [ 43.250786] Modules linked in: [ 43.251408] CPU: 1 UID: 104 PID: 249 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 43.253396] Tainted: [W]=WARN [ 43.253980] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 43.255455] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 43.256596] 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 [ 43.259913] RSP: 0018:ffff888009d87bc0 EFLAGS: 00010286 [ 43.260884] RAX: 0000000000000000 RBX: ffffed10013b0f78 RCX: ffffffff813a4050 [ 43.262140] RDX: ffff888019c88000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 43.263422] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10013b0f2f [ 43.264692] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 43.265962] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888009d87df8 [ 43.267243] FS: 00007fa0ed6b8900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 43.268686] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.269749] CR2: 00007fa0edc1e4a6 CR3: 0000000009f6e000 CR4: 0000000000350ef0 [ 43.271022] Call Trace: [ 43.271480] [ 43.271913] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 43.272756] ? __create_object+0x59/0x80 [ 43.273529] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.274489] __vmalloc_noprof+0x59/0x60 [ 43.275239] bpf_prog_alloc_no_stats+0x55/0x470 [ 43.276114] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.277037] bpf_prog_alloc+0x39/0x200 [ 43.277739] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.278668] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.279589] do_seccomp+0x349/0x25e0 [ 43.280309] ? find_held_lock+0x2b/0x80 [ 43.281062] ? do_prlimit+0x310/0x610 [ 43.281766] ? __pfx_do_seccomp+0x10/0x10 [ 43.282539] ? do_raw_spin_unlock+0x53/0x220 [ 43.283388] ? _raw_spin_unlock+0x1e/0x40 [ 43.284183] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.285142] ? static_key_count+0x60/0x80 [ 43.285929] prctl_set_seccomp+0x4e/0x70 [ 43.286650] __do_sys_prctl+0xe6c/0x1d70 [ 43.287438] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.288291] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.289259] ? irqentry_exit+0xf3/0x650 [ 43.290024] do_syscall_64+0xbf/0x430 [ 43.290724] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.291676] RIP: 0033:0x7fa0edbaa5cd [ 43.292375] 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 [ 43.295554] RSP: 002b:00007fff18ff3160 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.296912] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fa0edbaa5cd [ 43.298188] RDX: 0000564e5ef03e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.299498] RBP: 00007fff18ff31c0 R08: 0000000000000000 R09: 00007fff18ff2860 [ 43.300767] R10: 0000000000000000 R11: 0000000000000246 R12: 0000564e949bbad0 [ 43.302046] R13: 00007fff18ff35f0 R14: 0000564e949bcbc0 R15: 0000564e949cd780 [ 43.303358] [ 43.303778] irq event stamp: 1765 [ 43.304438] hardirqs last enabled at (1775): [] __up_console_sem+0x78/0x80 [ 43.305944] hardirqs last disabled at (1784): [] __up_console_sem+0x5d/0x80 [ 43.307475] softirqs last enabled at (1324): [] handle_softirqs+0x50c/0x770 [ 43.309025] softirqs last disabled at (1295): [] __irq_exit_rcu+0xc4/0x100 [ 43.310524] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:5346' (ECDSA) to the list of known hosts. 2025/11/18 13:59:18 fuzzer started 2025/11/18 13:59:19 dialing manager at localhost:34383 2025/11/18 13:59:19 checking machine... 2025/11/18 13:59:19 checking revisions... [ 44.215670] kmemleak: Automatic memory scanning thread ended 2025/11/18 13:59:19 testing simple program... [ 44.316405] cgroup: Unknown subsys name 'net' [ 44.388575] cgroup: Unknown subsys name 'cpuset' [ 44.412788] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 13:59:18 Registers: info registers vcpu 0 RAX=0000000000000000 RBX=0000000000000000 RCX=ffffffff8259fcfa RDX=000000000001c060 RSI=ffffffff8259fd08 RDI=0000000000000007 RBP=ffff88800a940000 RSP=ffff88806ce08c80 R8 =0000000000000000 R9 =fffffbfff0cc9f0a R10=000000000001c060 R11=0000000000000001 R12=000000000001c060 R13=ffff88800a9448c8 R14=ffff88800a940234 R15=0000000000000001 RIP=ffffffff8259fd0e RFL=00000006 [-----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 00007f4034fb2900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe4c00000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f4035569618 CR3=000000001e8ca000 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=563412feff00545000000000000080fe XMM01=6e69676f6c5f6d61702c78756e696c65 XMM02=755f6d61702c74696d7265705f6d6170 XMM03=2c766e655f6d61702c7374696d696c5f XMM04=6d61702c766e655f6d61702c7374696d XMM05=78696e755f6d61702c74696d7265705f XMM06=6469756e69676f6c5f6d61702c78756e XMM07=672065736f6c635f6e6f69737365733a XMM08=61662029286e65706f5f746964756100 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=0000000000000050 RBX=ffff88800a940000 RCX=ffffffff8259f946 RDX=00000000000103f6 RSI=ffffffff8259f954 RDI=0000000000000007 RBP=00000000000103f6 RSP=ffff88800976f738 R8 =0000000000000001 R9 =0000000000006d2c R10=00000000000103f6 R11=0000000000000001 R12=00000000000103f6 R13=ffffed1001528001 R14=0000000000000000 R15=dffffc0000000000 RIP=ffffffff8259f958 RFL=00000093 [--S-A-C] 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 fffffe2f00000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffd8568ea28 CR3=000000000db56000 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=d720e23c0e97aa859e42f29c80349880 XMM02=2c67c8bc2e329bc30000000000303e18 XMM03=fb795ef6d6577056000000000030f008 XMM04=484dec57491c678100000000000ae988 XMM05=610b995c75367a420000000000320db0 XMM06=474038aa6c007e1f00000000003201d8 XMM07=e042d86d42eb936e0000000000310328 XMM08=af085a79479008940000000000303e78 XMM09=00000000000000000000000000000000 XMM10=20200000000020202020202020200000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000