[ 39.221615] ------------[ cut here ]------------ [ 39.222387] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.224028] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/233 [ 39.225221] Modules linked in: [ 39.225715] CPU: 1 UID: 104 PID: 233 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 39.227357] Tainted: [W]=WARN [ 39.227817] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.229022] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.229776] 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 [ 39.232425] RSP: 0018:ffff88800f13fbc0 EFLAGS: 00010286 [ 39.233240] RAX: 0000000000000000 RBX: ffffed1001e27f78 RCX: ffffffff813a4050 [ 39.234314] RDX: ffff888016288000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.235381] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1001e27f2f [ 39.236446] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.237509] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800f13fdf8 [ 39.238581] FS: 00007fd147bb0900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 39.239780] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.240656] CR2: 00007ffcd4d30ef8 CR3: 000000000e94b000 CR4: 0000000000350ef0 [ 39.241706] Call Trace: [ 39.242090] [ 39.242466] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.243223] ? __create_object+0x59/0x80 [ 39.243840] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.244634] __vmalloc_noprof+0x59/0x60 [ 39.245254] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.245941] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.246717] bpf_prog_alloc+0x39/0x200 [ 39.247315] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.248039] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.248776] do_seccomp+0x349/0x25e0 [ 39.249363] ? find_held_lock+0x2b/0x80 [ 39.249958] ? do_prlimit+0x310/0x610 [ 39.250573] ? __pfx_do_seccomp+0x10/0x10 [ 39.251226] ? do_raw_spin_unlock+0x53/0x220 [ 39.251872] ? _raw_spin_unlock+0x1e/0x40 [ 39.252512] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.253323] ? static_key_count+0x60/0x80 [ 39.253947] prctl_set_seccomp+0x4e/0x70 [ 39.254595] __do_sys_prctl+0xe6c/0x1d70 [ 39.255238] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.255913] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.256716] ? irqentry_exit+0xf3/0x650 [ 39.257345] do_syscall_64+0xbf/0x430 [ 39.257920] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.258723] RIP: 0033:0x7fd1480a25cd [ 39.259305] 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 [ 39.261919] RSP: 002b:00007ffcd4d2fe80 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.263053] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fd1480a25cd [ 39.264115] RDX: 0000560b3283be00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.265184] RBP: 00007ffcd4d2fee0 R08: 0000000000000000 R09: 00007ffcd4d2f580 [ 39.266249] R10: 0000000000000000 R11: 0000000000000246 R12: 0000560b683caad0 [ 39.267323] R13: 00007ffcd4d30310 R14: 0000560b683cbbc0 R15: 0000560b683dc780 [ 39.268411] [ 39.268765] irq event stamp: 1757 [ 39.269303] hardirqs last enabled at (1767): [] __up_console_sem+0x78/0x80 [ 39.270556] hardirqs last disabled at (1776): [] __up_console_sem+0x5d/0x80 [ 39.271834] softirqs last enabled at (1322): [] handle_softirqs+0x50c/0x770 [ 39.273122] softirqs last disabled at (1317): [] __irq_exit_rcu+0xc4/0x100 [ 39.274376] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 42.360682] ------------[ cut here ]------------ [ 42.361501] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.363457] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/241 [ 42.364735] Modules linked in: [ 42.365298] CPU: 0 UID: 104 PID: 241 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 42.367038] Tainted: [W]=WARN [ 42.367562] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.368842] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.369627] 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 [ 42.372427] RSP: 0018:ffff888017b37bc0 EFLAGS: 00010286 [ 42.373291] RAX: 0000000000000000 RBX: ffffed1002f66f78 RCX: ffffffff813a4050 [ 42.374436] RDX: ffff8880162b8000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.375571] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002f66f2f [ 42.376720] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.377884] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888017b37df8 [ 42.379023] FS: 00007f54316ca900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 42.380296] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.381224] CR2: 00007ffc3f97eef8 CR3: 000000000de3b000 CR4: 0000000000350ef0 [ 42.382347] Call Trace: [ 42.382777] [ 42.383136] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.383922] ? __create_object+0x59/0x80 [ 42.384609] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.385457] __vmalloc_noprof+0x59/0x60 [ 42.386083] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.386866] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.387672] bpf_prog_alloc+0x39/0x200 [ 42.388317] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.389084] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.389897] do_seccomp+0x349/0x25e0 [ 42.390539] ? find_held_lock+0x2b/0x80 [ 42.391213] ? do_prlimit+0x310/0x610 [ 42.391823] ? __pfx_do_seccomp+0x10/0x10 [ 42.392521] ? do_raw_spin_unlock+0x53/0x220 [ 42.393242] ? _raw_spin_unlock+0x1e/0x40 [ 42.393885] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.394748] ? static_key_count+0x60/0x80 [ 42.395451] prctl_set_seccomp+0x4e/0x70 [ 42.396093] __do_sys_prctl+0xe6c/0x1d70 [ 42.396773] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.397534] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.398375] ? irqentry_exit+0xf3/0x650 [ 42.399018] do_syscall_64+0xbf/0x430 [ 42.399664] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.400503] RIP: 0033:0x7f5431bbc5cd [ 42.401087] 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 [ 42.403852] RSP: 002b:00007ffc3f97cb40 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.405050] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f5431bbc5cd [ 42.406218] RDX: 0000555d8195de00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.407358] RBP: 00007ffc3f97cba0 R08: 0000000000000000 R09: 00007ffc3f97c240 [ 42.408487] R10: 0000000000000000 R11: 0000000000000246 R12: 0000555d93043ad0 [ 42.409618] R13: 00007ffc3f97cfd0 R14: 0000555d93044bc0 R15: 0000555d93055780 [ 42.410780] [ 42.411155] irq event stamp: 1779 [ 42.411725] hardirqs last enabled at (1789): [] __up_console_sem+0x78/0x80 [ 42.413063] hardirqs last disabled at (1798): [] __up_console_sem+0x5d/0x80 [ 42.414388] softirqs last enabled at (1748): [] handle_softirqs+0x50c/0x770 [ 42.415757] softirqs last disabled at (1743): [] __irq_exit_rcu+0xc4/0x100 [ 42.417067] ---[ end trace 0000000000000000 ]--- [ 43.230951] ------------[ cut here ]------------ [ 43.231868] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 43.233836] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/250 [ 43.235538] Modules linked in: [ 43.236128] CPU: 1 UID: 104 PID: 250 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 43.238209] Tainted: [W]=WARN [ 43.238777] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 43.240246] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 43.241100] 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 [ 43.244277] RSP: 0018:ffff888017747bc0 EFLAGS: 00010286 [ 43.245250] RAX: 0000000000000000 RBX: ffffed1002ee8f78 RCX: ffffffff813a4050 [ 43.246530] RDX: ffff888016d35340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 43.247814] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002ee8f2f [ 43.249089] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 43.250368] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888017747df8 [ 43.251680] FS: 00007f6e1c186900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 43.253103] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.254147] CR2: 00007f6e1c678580 CR3: 000000000e675000 CR4: 0000000000350ef0 [ 43.255452] Call Trace: [ 43.255912] [ 43.256356] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 43.257240] ? __create_object+0x59/0x80 [ 43.257975] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.258948] __vmalloc_noprof+0x59/0x60 [ 43.259695] bpf_prog_alloc_no_stats+0x55/0x470 [ 43.260554] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.261472] bpf_prog_alloc+0x39/0x200 [ 43.262202] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.263106] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.264031] do_seccomp+0x349/0x25e0 [ 43.264735] ? __pfx_css_rstat_updated+0x10/0x10 [ 43.265632] ? __pfx_do_seccomp+0x10/0x10 [ 43.266402] ? find_held_lock+0x2b/0x80 [ 43.267130] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.268084] ? static_key_count+0x60/0x80 [ 43.268867] prctl_set_seccomp+0x4e/0x70 [ 43.269613] __do_sys_prctl+0xe6c/0x1d70 [ 43.270391] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.271252] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.272160] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.273125] ? irqentry_exit+0xf3/0x650 [ 43.273875] do_syscall_64+0xbf/0x430 [ 43.274604] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.275548] RIP: 0033:0x7f6e1c6785cd [ 43.276247] 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 [ 43.279420] RSP: 002b:00007ffef31e59e0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.280764] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f6e1c6785cd [ 43.282013] RDX: 0000564618036e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.283314] RBP: 00007ffef31e5a40 R08: 0000000000000000 R09: 00007ffef31e50e0 [ 43.284574] R10: 0000000000000000 R11: 0000000000000246 R12: 000056463f36fad0 [ 43.285860] R13: 00007ffef31e5e70 R14: 000056463f370bc0 R15: 000056463f381780 [ 43.287155] [ 43.287602] irq event stamp: 1833 [ 43.288233] hardirqs last enabled at (1843): [] __up_console_sem+0x78/0x80 [ 43.289731] hardirqs last disabled at (1852): [] __up_console_sem+0x5d/0x80 [ 43.291251] softirqs last enabled at (1810): [] handle_softirqs+0x50c/0x770 [ 43.292790] softirqs last disabled at (1805): [] __irq_exit_rcu+0xc4/0x100 [ 43.294292] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:57530' (ECDSA) to the list of known hosts. 2025/11/18 09:08:20 fuzzer started 2025/11/18 09:08:20 dialing manager at localhost:34383 2025/11/18 09:08:20 checking machine... 2025/11/18 09:08:20 checking revisions... [ 44.154005] kmemleak: Automatic memory scanning thread ended 2025/11/18 09:08:20 testing simple program... [ 44.239342] cgroup: Unknown subsys name 'net' [ 44.303900] cgroup: Unknown subsys name 'cpuset' [ 44.318656] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 09:08:19 Registers: info registers vcpu 0 RAX=dffffc0000000000 RBX=ffff88800e66e3a0 RCX=ffffffff819f883f RDX=840000001cdc8025 RSI=00007f5432274000 RDI=ffff88800b6e4a00 RBP=840000001cdc8025 RSP=ffff888016507ba0 R8 =0000000000000001 R9 =ffffed1002ca0f8d R10=0000000000000000 R11=0000000000000001 R12=ffff88800b6e4a00 R13=ffff888016507d90 R14=ffff888016507dc0 R15=ffff888016507d68 RIP=ffffffff819ee014 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 =0000 0000000000000000 00000000 00000000 DS =0000 0000000000000000 00000000 00000000 FS =0000 00007f54316ca900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe7c00000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f5432274968 CR3=000000000d940000 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=6720646572637465733a4d41503d706f XMM01=652022746f6f72223d74636361207469 XMM02=3d6c616e696d72657420322e322e302e XMM03=3d656d616e74736f682022646873732f XMM04=40404040404040404040404040404040 XMM05=5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a XMM06=20202020202020202020202020202020 XMM07=00000000000000000000000000000000 XMM08=652075253d64692073253d706f000000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=000000000002370f 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=00000206 [-----P-] 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 fffffe4300000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffec3c7e618 CR3=000000000cf14000 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=4f034af1262b7f83074246df162c5ce9 XMM02=0000000000301fa8eff9b2d0a8fce9cb XMM03=00000000003020782c67c8bc2e329bc3 XMM04=a421f5dec058507600000000000ae988 XMM05=aef15f85ef510997000000000031f6a8 XMM06=474038aa6c007e1f000000000031f048 XMM07=e042d86d42eb936e000000000030d898 XMM08=ae909319be99ded30000000000302078 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000