[ 39.369984] ------------[ cut here ]------------ [ 39.370989] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.373084] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/234 [ 39.374618] Modules linked in: [ 39.375302] CPU: 0 UID: 104 PID: 234 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 39.377592] Tainted: [W]=WARN [ 39.378714] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.380238] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.381182] 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 [ 39.384497] RSP: 0018:ffff88801a4afbc0 EFLAGS: 00010286 [ 39.385499] RAX: 0000000000000000 RBX: ffffed1003495f78 RCX: ffffffff813a4050 [ 39.386863] RDX: ffff888014d41bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.388191] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1003495f2f [ 39.389525] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.390886] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801a4afdf8 [ 39.392210] FS: 00007f80d3a6f900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 39.393698] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.394840] CR2: 00007fff24f72ef8 CR3: 000000000bb9b000 CR4: 0000000000350ef0 [ 39.396162] Call Trace: [ 39.396639] [ 39.397099] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.398028] ? __create_object+0x59/0x80 [ 39.398874] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.399878] __vmalloc_noprof+0x59/0x60 [ 39.400610] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.401505] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.402467] bpf_prog_alloc+0x39/0x200 [ 39.403250] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.404214] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.405142] do_seccomp+0x349/0x25e0 [ 39.405871] ? find_held_lock+0x2b/0x80 [ 39.406622] ? do_prlimit+0x310/0x610 [ 39.407417] ? __pfx_do_seccomp+0x10/0x10 [ 39.408226] ? do_raw_spin_unlock+0x53/0x220 [ 39.409079] ? _raw_spin_unlock+0x1e/0x40 [ 39.409876] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.410927] ? static_key_count+0x60/0x80 [ 39.411769] prctl_set_seccomp+0x4e/0x70 [ 39.412541] __do_sys_prctl+0xe6c/0x1d70 [ 39.413372] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.414273] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.415334] ? irqentry_exit+0xf3/0x650 [ 39.416144] do_syscall_64+0xbf/0x430 [ 39.416928] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.417935] RIP: 0033:0x7f80d3f615cd [ 39.418723] 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 [ 39.421994] RSP: 002b:00007fff24f71a00 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.423414] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f80d3f615cd [ 39.424728] RDX: 0000559bf3067e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.426013] RBP: 00007fff24f71a60 R08: 0000000000000000 R09: 00007fff24f71100 [ 39.427331] R10: 0000000000000000 R11: 0000000000000246 R12: 0000559c17d0fbf0 [ 39.428606] R13: 00007fff24f71e90 R14: 0000559c17d19380 R15: 0000559c17d24460 [ 39.429922] [ 39.430340] irq event stamp: 2703 [ 39.431017] hardirqs last enabled at (2713): [] __up_console_sem+0x78/0x80 [ 39.432526] hardirqs last disabled at (2722): [] __up_console_sem+0x5d/0x80 [ 39.434065] softirqs last enabled at (2652): [] handle_softirqs+0x50c/0x770 [ 39.435669] softirqs last disabled at (2647): [] __irq_exit_rcu+0xc4/0x100 [ 39.436941] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 42.257891] ------------[ cut here ]------------ [ 42.258901] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.260998] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/242 [ 42.262544] Modules linked in: [ 42.263230] CPU: 1 UID: 104 PID: 242 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 42.265255] Tainted: [W]=WARN [ 42.265851] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.267418] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.268361] 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 [ 42.271636] RSP: 0018:ffff888014e87bc0 EFLAGS: 00010286 [ 42.272624] RAX: 0000000000000000 RBX: ffffed10029d0f78 RCX: ffffffff813a4050 [ 42.273982] RDX: ffff888009ead340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.275361] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10029d0f2f [ 42.276670] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.277974] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888014e87df8 [ 42.279330] FS: 00007fe444fb0900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 42.280800] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.281886] CR2: 00007ffdf18a3ef8 CR3: 000000000dbda000 CR4: 0000000000350ef0 [ 42.283264] Call Trace: [ 42.283777] [ 42.284205] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.285119] ? __create_object+0x59/0x80 [ 42.285936] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.286972] __vmalloc_noprof+0x59/0x60 [ 42.287763] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.288611] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.289586] bpf_prog_alloc+0x39/0x200 [ 42.290365] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.291322] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.292263] do_seccomp+0x349/0x25e0 [ 42.292998] ? find_held_lock+0x2b/0x80 [ 42.293777] ? do_prlimit+0x310/0x610 [ 42.294513] ? __pfx_do_seccomp+0x10/0x10 [ 42.295348] ? do_raw_spin_unlock+0x53/0x220 [ 42.296215] ? _raw_spin_unlock+0x1e/0x40 [ 42.296994] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.297969] ? static_key_count+0x60/0x80 [ 42.298828] prctl_set_seccomp+0x4e/0x70 [ 42.299583] __do_sys_prctl+0xe6c/0x1d70 [ 42.300403] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.301299] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.302338] ? irqentry_exit+0xf3/0x650 [ 42.303150] do_syscall_64+0xbf/0x430 [ 42.303934] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.305145] RIP: 0033:0x7fe4454a25cd [ 42.306064] 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 [ 42.310123] RSP: 002b:00007ffdf18a1610 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.311730] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fe4454a25cd [ 42.313045] RDX: 000055c04462ae00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.314388] RBP: 00007ffdf18a1670 R08: 0000000000000000 R09: 00007ffdf18a0d10 [ 42.315733] R10: 0000000000000000 R11: 0000000000000246 R12: 000055c071291ad0 [ 42.317022] R13: 00007ffdf18a1aa0 R14: 000055c071292bc0 R15: 000055c0712a3780 [ 42.318379] [ 42.318885] irq event stamp: 1747 [ 42.319459] hardirqs last enabled at (1755): [] __up_console_sem+0x78/0x80 [ 42.320775] hardirqs last disabled at (1764): [] __up_console_sem+0x5d/0x80 [ 42.322093] softirqs last enabled at (1298): [] handle_softirqs+0x50c/0x770 [ 42.323499] softirqs last disabled at (1293): [] __irq_exit_rcu+0xc4/0x100 [ 42.324810] ---[ end trace 0000000000000000 ]--- [ 42.901408] ------------[ cut here ]------------ [ 42.902414] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.904620] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/250 [ 42.906529] Modules linked in: [ 42.907321] CPU: 1 UID: 104 PID: 250 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 42.909479] Tainted: [W]=WARN [ 42.910152] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.911763] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.912751] 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 [ 42.916168] RSP: 0018:ffff888017e77bc0 EFLAGS: 00010286 [ 42.917225] RAX: 0000000000000000 RBX: ffffed1002fcef78 RCX: ffffffff813a4050 [ 42.918680] RDX: ffff88801732b780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.920096] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002fcef2f [ 42.921486] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.922990] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888017e77df8 [ 42.924261] FS: 00007f5b1101d900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 42.925690] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.926751] CR2: 00007ffdbcb10ef8 CR3: 000000001fadb000 CR4: 0000000000350ef0 [ 42.928000] Call Trace: [ 42.928465] [ 42.928911] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.929791] ? __create_object+0x59/0x80 [ 42.930518] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.931493] __vmalloc_noprof+0x59/0x60 [ 42.932239] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.933117] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.934044] bpf_prog_alloc+0x39/0x200 [ 42.934790] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.935600] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.936356] do_seccomp+0x349/0x25e0 [ 42.936961] ? find_held_lock+0x2b/0x80 [ 42.937569] ? do_prlimit+0x310/0x610 [ 42.938185] ? __pfx_do_seccomp+0x10/0x10 [ 42.938852] ? do_raw_spin_unlock+0x53/0x220 [ 42.939513] ? _raw_spin_unlock+0x1e/0x40 [ 42.940172] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.940991] ? static_key_count+0x60/0x80 [ 42.941633] prctl_set_seccomp+0x4e/0x70 [ 42.942283] __do_sys_prctl+0xe6c/0x1d70 [ 42.942944] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.943624] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.944447] ? irqentry_exit+0xf3/0x650 [ 42.945093] do_syscall_64+0xbf/0x430 [ 42.945717] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.946476] RIP: 0033:0x7f5b1150f5cd [ 42.947077] 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 [ 42.949739] RSP: 002b:00007ffdbcb0ecf0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.950901] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f5b1150f5cd [ 42.951982] RDX: 0000557883042e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.953056] RBP: 00007ffdbcb0ed50 R08: 0000000000000000 R09: 00007ffdbcb0e3f0 [ 42.954136] R10: 0000000000000000 R11: 0000000000000246 R12: 00005578a9bbc2b0 [ 42.955219] R13: 00007ffdbcb0f180 R14: 00005578a9bbed20 R15: 00005578a9bd08d0 [ 42.956332] [ 42.956728] irq event stamp: 1813 [ 42.957233] hardirqs last enabled at (1821): [] __up_console_sem+0x78/0x80 [ 42.958504] hardirqs last disabled at (1830): [] __up_console_sem+0x5d/0x80 [ 42.959798] softirqs last enabled at (1760): [] handle_softirqs+0x50c/0x770 [ 42.961085] softirqs last disabled at (1755): [] __irq_exit_rcu+0xc4/0x100 [ 42.962349] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:58315' (ECDSA) to the list of known hosts. 2025/11/18 01:47:56 fuzzer started 2025/11/18 01:47:56 dialing manager at localhost:37895 2025/11/18 01:47:56 checking machine... 2025/11/18 01:47:56 checking revisions... [ 43.839580] kmemleak: Automatic memory scanning thread ended 2025/11/18 01:47:56 testing simple program... [ 43.925984] cgroup: Unknown subsys name 'net' [ 43.984393] cgroup: Unknown subsys name 'cpuset' [ 44.006338] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 01:47:55 Registers: info registers vcpu 0 RAX=0000000000044377 RBX=0000000000000000 RCX=ffffffff84c72d57 RDX=0000000000000000 RSI=0000000000000000 RDI=ffffffff814d2c90 RBP=dffffc0000000000 RSP=ffffffff85c07e00 R8 =0000000000000001 R9 =ffffed100d9c639a R10=ffff88806ce31cd3 R11=0000000000000001 R12=ffffffff8664f650 R13=1ffffffff0b80fc7 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 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe5e00000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffd66a43288 CR3=000000000ceeb000 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=2035353a37343a313020383120766f4e XMM01=657463656e6e6f63736944203a5d3134 XMM02=302e303120746f6f722072657375206d XMM03=203a5d3134325b646873732072656c6c XMM04=69662068637573206f4e203a656c6163 XMM05=3a656c696620766e65206e65706f206f XMM06=65733a6468737328766e655f6d617020 XMM07=6b7a79732035353a37343a3130203831 XMM08=30343d7974696c696261706163202279 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=ffff888016c46a00 RBX=ffff888016c46a10 RCX=ffffffff84bf0651 RDX=ffff888018d05340 RSI=ffffffff84bf0404 RDI=0000000000000005 RBP=00007fe445376000 RSP=ffff88800f5c7c88 R8 =0000000000000001 R9 =0000000000000000 R10=0000000000000003 R11=0000000000000001 R12=ffff888016c46a50 R13=0000000000000002 R14=0000000000000010 R15=ffffffffffffffff RIP=ffffffff81751c70 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 =0000 0000000000000000 00000000 00000000 DS =0000 0000000000000000 00000000 00000000 FS =0000 00007fe444fb0900 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe7c00000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fe445b04044 CR3=000000000e43d000 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=00000000000000000000000000000000 XMM02=00000000000000000000000000000000 XMM03=4148f2e0b715b94694c9dc9d84be7e3d XMM04=9106d60094866b1d542c052c87bb8fab XMM05=000000ff000000000000000000000000 XMM06=4106d60094156b1d542c052c84bb7e3d XMM07=672065736f6c635f6e6f69737365733a XMM08=652075253d64692073253d706f000000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000