[ 38.871992] ------------[ cut here ]------------ [ 38.872905] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 38.874939] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/232 [ 38.876365] Modules linked in: [ 38.876990] CPU: 1 UID: 104 PID: 232 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 38.879185] Tainted: [W]=WARN [ 38.879827] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 38.881288] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 38.882211] 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 [ 38.885322] RSP: 0018:ffff888013ddfbc0 EFLAGS: 00010286 [ 38.886275] RAX: 0000000000000000 RBX: ffffed10027bbf78 RCX: ffffffff813a4050 [ 38.887531] RDX: ffff88800f878000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 38.888786] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10027bbf2f [ 38.890046] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 38.891311] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888013ddfdf8 [ 38.892590] FS: 00007ff963b31900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 38.894013] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 38.895055] CR2: 00007ff964023580 CR3: 000000000e3bb000 CR4: 0000000000350ef0 [ 38.896308] Call Trace: [ 38.896797] [ 38.897218] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 38.898101] ? __create_object+0x59/0x80 [ 38.898867] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 38.899821] __vmalloc_noprof+0x59/0x60 [ 38.900580] bpf_prog_alloc_no_stats+0x55/0x470 [ 38.901405] ? __pfx_seccomp_check_filter+0x10/0x10 [ 38.902335] bpf_prog_alloc+0x39/0x200 [ 38.903066] ? __pfx_seccomp_check_filter+0x10/0x10 [ 38.903959] bpf_prog_create_from_user+0xb2/0x2f0 [ 38.904845] do_seccomp+0x349/0x25e0 [ 38.905563] ? __pfx_css_rstat_updated+0x10/0x10 [ 38.906401] ? __pfx_do_seccomp+0x10/0x10 [ 38.907186] ? find_held_lock+0x2b/0x80 [ 38.907933] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 38.908873] ? static_key_count+0x60/0x80 [ 38.909669] prctl_set_seccomp+0x4e/0x70 [ 38.910385] __do_sys_prctl+0xe6c/0x1d70 [ 38.911161] ? __pfx___do_sys_prctl+0x10/0x10 [ 38.912003] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 38.912976] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 38.913949] ? irqentry_exit+0xf3/0x650 [ 38.914696] do_syscall_64+0xbf/0x430 [ 38.915377] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 38.916305] RIP: 0033:0x7ff9640235cd [ 38.916988] 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 [ 38.920121] RSP: 002b:00007fffde40adc0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 38.921456] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007ff9640235cd [ 38.922709] RDX: 000055963341ee00 RSI: 0000000000000002 RDI: 0000000000000016 [ 38.923958] RBP: 00007fffde40ae20 R08: 0000000000000000 R09: 00007fffde40a4c0 [ 38.925225] R10: 0000000000000000 R11: 0000000000000246 R12: 000055966fff2b10 [ 38.926470] R13: 00007fffde40b250 R14: 000055966fff32b0 R15: 00005596700076f0 [ 38.927735] [ 38.928156] irq event stamp: 1809 [ 38.928807] hardirqs last enabled at (1833): [] __up_console_sem+0x78/0x80 [ 38.930319] hardirqs last disabled at (1842): [] __up_console_sem+0x5d/0x80 [ 38.931807] softirqs last enabled at (1830): [] handle_softirqs+0x50c/0x770 [ 38.933317] softirqs last disabled at (1817): [] __irq_exit_rcu+0xc4/0x100 [ 38.934675] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 42.348730] ------------[ cut here ]------------ [ 42.349731] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.352222] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/241 [ 42.353730] Modules linked in: [ 42.354324] CPU: 0 UID: 104 PID: 241 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 42.356320] Tainted: [W]=WARN [ 42.356914] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.358438] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.359314] 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 [ 42.362556] RSP: 0018:ffff88801625fbc0 EFLAGS: 00010286 [ 42.363552] RAX: 0000000000000000 RBX: ffffed1002c4bf78 RCX: ffffffff813a4050 [ 42.364847] RDX: ffff88800a980000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.366174] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002c4bf2f [ 42.367468] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.368762] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801625fdf8 [ 42.370088] FS: 00007f8fb715e900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 42.371539] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.372617] CR2: 00007ffc04618ef8 CR3: 000000001fb29000 CR4: 0000000000350ef0 [ 42.373946] Call Trace: [ 42.374408] [ 42.374871] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.375772] ? __create_object+0x59/0x80 [ 42.376571] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.377573] __vmalloc_noprof+0x59/0x60 [ 42.378297] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.379177] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.380099] bpf_prog_alloc+0x39/0x200 [ 42.380834] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.381786] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.382697] do_seccomp+0x349/0x25e0 [ 42.383362] ? find_held_lock+0x2b/0x80 [ 42.384119] ? do_prlimit+0x310/0x610 [ 42.384852] ? __pfx_do_seccomp+0x10/0x10 [ 42.385689] ? do_raw_spin_unlock+0x53/0x220 [ 42.386519] ? _raw_spin_unlock+0x1e/0x40 [ 42.387248] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.388217] ? static_key_count+0x60/0x80 [ 42.389001] prctl_set_seccomp+0x4e/0x70 [ 42.389805] __do_sys_prctl+0xe6c/0x1d70 [ 42.390586] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.391407] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.392381] ? irqentry_exit+0xf3/0x650 [ 42.393176] do_syscall_64+0xbf/0x430 [ 42.393944] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.394903] RIP: 0033:0x7f8fb76505cd [ 42.395600] 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 [ 42.398778] RSP: 002b:00007ffc04616a40 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.400129] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f8fb76505cd [ 42.401462] RDX: 000055876fa2fe00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.402750] RBP: 00007ffc04616aa0 R08: 0000000000000000 R09: 00007ffc04616140 [ 42.404002] R10: 0000000000000000 R11: 0000000000000246 R12: 00005587a3afead0 [ 42.405312] R13: 00007ffc04616ed0 R14: 00005587a3affbc0 R15: 00005587a3b10780 [ 42.406583] [ 42.407003] irq event stamp: 1729 [ 42.407645] hardirqs last enabled at (1739): [] __up_console_sem+0x78/0x80 [ 42.409154] hardirqs last disabled at (1748): [] __up_console_sem+0x5d/0x80 [ 42.410670] softirqs last enabled at (1678): [] handle_softirqs+0x50c/0x770 [ 42.412188] softirqs last disabled at (1673): [] __irq_exit_rcu+0xc4/0x100 [ 42.413690] ---[ end trace 0000000000000000 ]--- [ 43.264565] ------------[ cut here ]------------ [ 43.265531] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 43.267654] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/248 [ 43.269100] Modules linked in: [ 43.269763] CPU: 1 UID: 104 PID: 248 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 43.271741] Tainted: [W]=WARN [ 43.272282] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 43.273762] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 43.274680] 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 [ 43.277807] RSP: 0018:ffff88801735fbc0 EFLAGS: 00010286 [ 43.278778] RAX: 0000000000000000 RBX: ffffed1002e6bf78 RCX: ffffffff813a4050 [ 43.280047] RDX: ffff88801d328000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 43.281334] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002e6bf2f [ 43.282601] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 43.283875] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801735fdf8 [ 43.285166] FS: 00007f0ef53dd900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 43.286599] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.287666] CR2: 00007fffe85f2ef8 CR3: 000000000ce70000 CR4: 0000000000350ef0 [ 43.288944] Call Trace: [ 43.289447] [ 43.289852] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 43.290734] ? __create_object+0x59/0x80 [ 43.291513] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.292479] __vmalloc_noprof+0x59/0x60 [ 43.293198] bpf_prog_alloc_no_stats+0x55/0x470 [ 43.294057] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.294979] bpf_prog_alloc+0x39/0x200 [ 43.295708] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.296646] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.297539] do_seccomp+0x349/0x25e0 [ 43.298200] ? find_held_lock+0x2b/0x80 [ 43.298947] ? do_prlimit+0x310/0x610 [ 43.299658] ? __pfx_do_seccomp+0x10/0x10 [ 43.300388] ? do_raw_spin_unlock+0x53/0x220 [ 43.301219] ? _raw_spin_unlock+0x1e/0x40 [ 43.301997] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.302968] ? static_key_count+0x60/0x80 [ 43.303769] prctl_set_seccomp+0x4e/0x70 [ 43.304524] __do_sys_prctl+0xe6c/0x1d70 [ 43.305262] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.306106] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.307068] ? irqentry_exit+0xf3/0x650 [ 43.307829] do_syscall_64+0xbf/0x430 [ 43.308546] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.309501] RIP: 0033:0x7f0ef58cf5cd [ 43.310151] 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 [ 43.313296] RSP: 002b:00007fffe85f08d0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.314642] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f0ef58cf5cd [ 43.315909] RDX: 000055a5d347be00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.317203] RBP: 00007fffe85f0930 R08: 0000000000000000 R09: 00007fffe85effd0 [ 43.318453] R10: 0000000000000000 R11: 0000000000000246 R12: 000055a5e5c04bf0 [ 43.319714] R13: 00007fffe85f0d60 R14: 000055a5e5c0e380 R15: 000055a5e5c19460 [ 43.321009] [ 43.321493] irq event stamp: 1809 [ 43.322098] hardirqs last enabled at (1817): [] __up_console_sem+0x78/0x80 [ 43.323621] hardirqs last disabled at (1826): [] __up_console_sem+0x5d/0x80 [ 43.325149] softirqs last enabled at (1806): [] handle_softirqs+0x50c/0x770 [ 43.326672] softirqs last disabled at (1801): [] __irq_exit_rcu+0xc4/0x100 [ 43.328183] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:23028' (ECDSA) to the list of known hosts. 2025/11/17 14:59:07 fuzzer started 2025/11/17 14:59:08 dialing manager at localhost:37895 2025/11/17 14:59:08 checking machine... 2025/11/17 14:59:08 checking revisions... [ 44.232365] kmemleak: Automatic memory scanning thread ended 2025/11/17 14:59:08 testing simple program... [ 44.321700] cgroup: Unknown subsys name 'net' [ 44.385218] cgroup: Unknown subsys name 'cpuset' [ 44.399567] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 14:59:07 Registers: info registers vcpu 0 RAX=0000000000000000 RBX=dffffc0000000000 RCX=ffffffff817d97d6 RDX=ffff88800a981bc0 RSI=ffffffff81ce19c2 RDI=ffff88801b54b320 RBP=ffff88801b54b320 RSP=ffff888018827ac0 R8 =0000000000000001 R9 =0000000000000001 R10=ffffffff8664f657 R11=0000000000000000 R12=ffff88801b54b320 R13=ffff88801b54b060 R14=ffff88801b54b048 R15=ffff88801b54af40 RIP=ffffffff81751c74 RFL=00000293 [--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 00007f8fb715e900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe7400000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffc04610000 CR3=000000001fbc0000 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=635f6e6f69737365733a4d41503d706f XMM01=6f6c5f6d61702c78756e696c65735f6d XMM02=61702c74696d7265705f6d61702c7469 XMM03=655f6d61702c7374696d696c5f6d6170 XMM04=3d6c616e696d72657420322e322e302e XMM05=3d656d616e74736f682022646873732f XMM06=746f6f72223d746363612078756e696c XMM07=6e655f6d61702c7374696d696c5f6d61 XMM08=652075253d64692073253d706f000000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=000000000001e9e9 RBX=0000000000000001 RCX=ffffffff84c72d57 RDX=0000000000000000 RSI=0000000000000000 RDI=ffffffff814d2c90 RBP=dffffc0000000000 RSP=ffff8880096efe58 R8 =0000000000000001 R9 =ffffed100d9e639a R10=ffff88806cf31cd3 R11=0000000000000001 R12=ffffffff8664f650 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 fffffe4500000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fd3c894c078 CR3=000000000d3bb000 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=050070d1c8152e967d4f83f8cde4be02 XMM02=ec2efd57dc4c00df0000000000301908 XMM03=7c2c2177f6babbf000000000003019d8 XMM04=67fab4d6b44851d200000000000ae988 XMM05=8f6fae3d6500f2a1000000000031f360 XMM06=474038aa6c007e1f000000000031e400 XMM07=e042d86d42eb936e000000000030ddc8 XMM08=7c2c2177f6babbf000000000003019d8 XMM09=00000000000000000000000000000000 XMM10=20200000000020202020202020200000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000