[ 46.400187] ------------[ cut here ]------------ [ 46.401106] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 46.403135] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/233 [ 46.404593] Modules linked in: [ 46.405226] CPU: 0 UID: 104 PID: 233 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 46.407228] Tainted: [W]=WARN [ 46.407782] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 46.409265] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 46.410183] 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 [ 46.413334] RSP: 0018:ffff8880165ffbc0 EFLAGS: 00010286 [ 46.414293] RAX: 0000000000000000 RBX: ffffed1002cbff78 RCX: ffffffff813a4050 [ 46.415563] RDX: ffff88800f833780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 46.416858] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002cbff2f [ 46.418140] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 46.419405] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880165ffdf8 [ 46.420690] FS: 00007f4246804900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 46.422117] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.423158] CR2: 00007f4246cf6580 CR3: 000000000d600000 CR4: 0000000000350ef0 [ 46.424462] Call Trace: [ 46.424962] [ 46.425367] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 46.426244] ? __create_object+0x59/0x80 [ 46.427013] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 46.427978] __vmalloc_noprof+0x59/0x60 [ 46.428672] bpf_prog_alloc_no_stats+0x55/0x470 [ 46.429517] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.430427] bpf_prog_alloc+0x39/0x200 [ 46.431166] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.432102] bpf_prog_create_from_user+0xb2/0x2f0 [ 46.432995] do_seccomp+0x349/0x25e0 [ 46.433668] ? __pfx_css_rstat_updated+0x10/0x10 [ 46.434563] ? __pfx_do_seccomp+0x10/0x10 [ 46.435358] ? find_held_lock+0x2b/0x80 [ 46.436123] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 46.437080] ? static_key_count+0x60/0x80 [ 46.437833] prctl_set_seccomp+0x4e/0x70 [ 46.438611] __do_sys_prctl+0xe6c/0x1d70 [ 46.439384] ? __pfx___do_sys_prctl+0x10/0x10 [ 46.440257] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 46.441219] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 46.442188] ? irqentry_exit+0xf3/0x650 [ 46.442951] do_syscall_64+0xbf/0x430 [ 46.443652] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 46.444606] RIP: 0033:0x7f4246cf65cd [ 46.445327] 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 [ 46.448496] RSP: 002b:00007ffc01b408d0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 46.449854] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f4246cf65cd [ 46.451137] RDX: 00005612aa92ce00 RSI: 0000000000000002 RDI: 0000000000000016 [ 46.452412] RBP: 00007ffc01b40930 R08: 0000000000000000 R09: 00007ffc01b3ffd0 [ 46.453680] R10: 0000000000000000 R11: 0000000000000246 R12: 00005612bd9e92b0 [ 46.454946] R13: 00007ffc01b40d60 R14: 00005612bd9ebd20 R15: 00005612bd9fd8d0 [ 46.456250] [ 46.456673] irq event stamp: 1745 [ 46.457311] hardirqs last enabled at (1755): [] __up_console_sem+0x78/0x80 [ 46.458832] hardirqs last disabled at (1764): [] __up_console_sem+0x5d/0x80 [ 46.460375] softirqs last enabled at (1656): [] handle_softirqs+0x50c/0x770 [ 46.461669] softirqs last disabled at (1651): [] __irq_exit_rcu+0xc4/0x100 [ 46.462944] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 49.767590] ------------[ cut here ]------------ [ 49.768527] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.770552] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/241 [ 49.772046] Modules linked in: [ 49.772638] CPU: 1 UID: 104 PID: 241 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 49.774823] Tainted: [W]=WARN [ 49.775490] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.776984] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.777843] 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 [ 49.781017] RSP: 0018:ffff8880193b7bc0 EFLAGS: 00010286 [ 49.781990] RAX: 0000000000000000 RBX: ffffed1003276f78 RCX: ffffffff813a4050 [ 49.783263] RDX: ffff8880166a5340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.784542] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1003276f2f [ 49.785822] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 49.787085] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880193b7df8 [ 49.788369] FS: 00007fe3733a1900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 49.789798] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.790911] CR2: 00007fe373893580 CR3: 000000000db27000 CR4: 0000000000350ef0 [ 49.792215] Call Trace: [ 49.792683] [ 49.793297] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 49.794509] ? __create_object+0x59/0x80 [ 49.795589] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.796678] __vmalloc_noprof+0x59/0x60 [ 49.797506] bpf_prog_alloc_no_stats+0x55/0x470 [ 49.798451] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.799507] bpf_prog_alloc+0x39/0x200 [ 49.800294] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.801251] bpf_prog_create_from_user+0xb2/0x2f0 [ 49.802172] do_seccomp+0x349/0x25e0 [ 49.802858] ? __pfx_css_rstat_updated+0x10/0x10 [ 49.803765] ? __pfx_do_seccomp+0x10/0x10 [ 49.804563] ? find_held_lock+0x2b/0x80 [ 49.805315] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 49.806283] ? static_key_count+0x60/0x80 [ 49.807085] prctl_set_seccomp+0x4e/0x70 [ 49.807804] __do_sys_prctl+0xe6c/0x1d70 [ 49.808596] ? __pfx___do_sys_prctl+0x10/0x10 [ 49.809439] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.810404] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 49.811378] ? irqentry_exit+0xf3/0x650 [ 49.812163] do_syscall_64+0xbf/0x430 [ 49.812853] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.813809] RIP: 0033:0x7fe3738935cd [ 49.814502] 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 [ 49.817729] RSP: 002b:00007ffcefe31bb0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 49.819153] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fe3738935cd [ 49.820525] RDX: 000055bee3421e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 49.821833] RBP: 00007ffcefe31c10 R08: 0000000000000000 R09: 00007ffcefe312b0 [ 49.823190] R10: 0000000000000000 R11: 0000000000000246 R12: 000055bf160a7b10 [ 49.824499] R13: 00007ffcefe32040 R14: 000055bf160a82b0 R15: 000055bf160bc6f0 [ 49.825792] [ 49.826258] irq event stamp: 1825 [ 49.826926] hardirqs last enabled at (1835): [] irqentry_exit+0x17b/0x650 [ 49.828456] hardirqs last disabled at (1844): [] __up_console_sem+0x5d/0x80 [ 49.829784] softirqs last enabled at (1802): [] handle_softirqs+0x50c/0x770 [ 49.831082] softirqs last disabled at (1797): [] __irq_exit_rcu+0xc4/0x100 [ 49.832353] ---[ end trace 0000000000000000 ]--- [ 50.641854] ------------[ cut here ]------------ [ 50.642782] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 50.644817] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/248 [ 50.646283] Modules linked in: [ 50.646864] CPU: 1 UID: 104 PID: 248 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 50.648859] Tainted: [W]=WARN [ 50.649436] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 50.650893] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 50.651746] 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 [ 50.654844] RSP: 0018:ffff888017c5fbc0 EFLAGS: 00010286 [ 50.655799] RAX: 0000000000000000 RBX: ffffed1002f8bf78 RCX: ffffffff813a4050 [ 50.657058] RDX: ffff888016bbb780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 50.658312] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002f8bf2f [ 50.659563] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 50.660823] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888017c5fdf8 [ 50.662094] FS: 00007fbaf82c4900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 50.663513] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.664549] CR2: 00007fbaf87b6580 CR3: 000000000d2d5000 CR4: 0000000000350ef0 [ 50.665804] Call Trace: [ 50.666300] [ 50.666709] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 50.667592] ? __create_object+0x59/0x80 [ 50.668384] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.669346] __vmalloc_noprof+0x59/0x60 [ 50.670095] bpf_prog_alloc_no_stats+0x55/0x470 [ 50.670975] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.671855] bpf_prog_alloc+0x39/0x200 [ 50.672608] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.673533] bpf_prog_create_from_user+0xb2/0x2f0 [ 50.674427] do_seccomp+0x349/0x25e0 [ 50.675149] ? __pfx_css_rstat_updated+0x10/0x10 [ 50.676050] ? __pfx_do_seccomp+0x10/0x10 [ 50.676789] ? find_held_lock+0x2b/0x80 [ 50.677562] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 50.678510] ? static_key_count+0x60/0x80 [ 50.679308] prctl_set_seccomp+0x4e/0x70 [ 50.680096] __do_sys_prctl+0xe6c/0x1d70 [ 50.680820] ? __pfx___do_sys_prctl+0x10/0x10 [ 50.681662] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.682616] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 50.683590] ? irqentry_exit+0xf3/0x650 [ 50.684366] do_syscall_64+0xbf/0x430 [ 50.685100] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 50.686039] RIP: 0033:0x7fbaf87b65cd [ 50.686696] 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 [ 50.689894] RSP: 002b:00007ffc448fab20 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 50.691275] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fbaf87b65cd [ 50.692584] RDX: 000055f1a60f3e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 50.693863] RBP: 00007ffc448fab80 R08: 0000000000000000 R09: 00007ffc448fa220 [ 50.695169] R10: 0000000000000000 R11: 0000000000000246 R12: 000055f1d7f38240 [ 50.696468] R13: 00007ffc448fafb0 R14: 000055f1d7f41380 R15: 000055f1d7f4c540 [ 50.697757] [ 50.698222] irq event stamp: 1721 [ 50.698816] hardirqs last enabled at (1729): [] __up_console_sem+0x78/0x80 [ 50.700328] hardirqs last disabled at (1738): [] __up_console_sem+0x5d/0x80 [ 50.701843] softirqs last enabled at (1522): [] handle_softirqs+0x50c/0x770 [ 50.703380] softirqs last disabled at (1517): [] __irq_exit_rcu+0xc4/0x100 [ 50.704909] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:58068' (ECDSA) to the list of known hosts. 2025/11/17 20:23:58 fuzzer started 2025/11/17 20:23:58 dialing manager at localhost:37895 2025/11/17 20:23:58 checking machine... 2025/11/17 20:23:58 checking revisions... [ 51.590380] kmemleak: Automatic memory scanning thread ended 2025/11/17 20:23:59 testing simple program... [ 51.685549] cgroup: Unknown subsys name 'net' [ 51.752679] cgroup: Unknown subsys name 'cpuset' [ 51.767987] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 20:23:58 Registers: info registers vcpu 0 RAX=dffffc0000000000 RBX=ffff8880e538f000 RCX=dfb8078e475e76a4 RDX=0000000000000000 RSI=000000008301a466 RDI=ffff88806ce31cd0 RBP=ffff888009627828 RSP=ffff888009627700 R8 =0000000000000001 R9 =0000000000000000 R10=0000000000000001 R11=0000000000000001 R12=0000000000000000 R13=ffff888009627818 R14=ffff888009627818 R15=ffff8880096277d0 RIP=ffffffff815bcfa0 RFL=00000216 [----AP-] 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 fffffe7c00000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffcefe2b000 CR3=000000000d701000 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=2037353a33323a303220373120766f4e XMM01=657463656e6e6f63736944203a5d3034 XMM02=302e303120746f6f722072657375206d XMM03=203a5d3034325b646873732072656c6c XMM04=69662068637573206f4e203a656c6163 XMM05=3a656c696620766e65206e65706f206f XMM06=65733a6468737328766e655f6d617020 XMM07=6b7a79732037353a33323a3032203731 XMM08=30343d7974696c696261706163202279 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=000000000001fb13 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=00007f1abc138000 CR3=000000000d701000 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=2037353a33323a303220373120766f4e XMM01=73732878696e755f6d6170203a5d3034 XMM02=65736f6c63206e6f6973736573203a29 XMM03=755f6d6170203a5d3034325b64687373 XMM04=69662068637573206f4e203a656c6163 XMM05=3a656c696620766e65206e65706f206f XMM06=65733a6468737328766e655f6d617020 XMM07=6b7a79732037353a33323a3032203731 XMM08=30343d7974696c696261706163202279 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000