[ 39.191670] ------------[ cut here ]------------ [ 39.192584] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.194551] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/233 [ 39.196052] Modules linked in: [ 39.196637] CPU: 0 UID: 104 PID: 233 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 39.198617] Tainted: [W]=WARN [ 39.199199] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.200691] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.201605] 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 [ 39.204760] RSP: 0018:ffff888016c97bc0 EFLAGS: 00010286 [ 39.205686] RAX: 0000000000000000 RBX: ffffed1002d92f78 RCX: ffffffff813a4050 [ 39.206970] RDX: ffff88801a685340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.208263] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002d92f2f [ 39.209546] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.210816] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016c97df8 [ 39.212114] FS: 00007ff0eb7b5900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 39.213558] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.214616] CR2: 00007ff0ebca7580 CR3: 000000000d3d9000 CR4: 0000000000350ef0 [ 39.215901] Call Trace: [ 39.216374] [ 39.216843] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.217681] ? __create_object+0x59/0x80 [ 39.218464] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.219445] __vmalloc_noprof+0x59/0x60 [ 39.220225] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.221092] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.222035] bpf_prog_alloc+0x39/0x200 [ 39.222781] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.223685] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.224581] do_seccomp+0x349/0x25e0 [ 39.225297] ? __pfx_css_rstat_updated+0x10/0x10 [ 39.226191] ? __pfx_do_seccomp+0x10/0x10 [ 39.226981] ? find_held_lock+0x2b/0x80 [ 39.227752] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.228673] ? static_key_count+0x60/0x80 [ 39.229478] prctl_set_seccomp+0x4e/0x70 [ 39.230260] __do_sys_prctl+0xe6c/0x1d70 [ 39.231055] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.231939] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.232916] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.233874] ? irqentry_exit+0xf3/0x650 [ 39.234594] do_syscall_64+0xbf/0x430 [ 39.235344] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.236288] RIP: 0033:0x7ff0ebca75cd [ 39.236993] 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 [ 39.240164] RSP: 002b:00007ffc1ee11cd0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.241523] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007ff0ebca75cd [ 39.242816] RDX: 000055fedddcae00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.244134] RBP: 00007ffc1ee11d30 R08: 0000000000000000 R09: 00007ffc1ee113d0 [ 39.245424] R10: 0000000000000000 R11: 0000000000000246 R12: 000055ff04a2e2b0 [ 39.246689] R13: 00007ffc1ee12160 R14: 000055ff04a30d20 R15: 000055ff04a428d0 [ 39.247994] [ 39.248348] irq event stamp: 1815 [ 39.248888] hardirqs last enabled at (1825): [] __up_console_sem+0x78/0x80 [ 39.250146] hardirqs last disabled at (1834): [] __up_console_sem+0x5d/0x80 [ 39.251435] softirqs last enabled at (1854): [] handle_softirqs+0x50c/0x770 [ 39.252710] softirqs last disabled at (1843): [] __irq_exit_rcu+0xc4/0x100 [ 39.253982] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 42.503325] ------------[ cut here ]------------ [ 42.504239] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.506195] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/242 [ 42.507615] Modules linked in: [ 42.508222] CPU: 1 UID: 104 PID: 242 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 42.510187] Tainted: [W]=WARN [ 42.510766] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.512447] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.513411] 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 [ 42.516532] RSP: 0018:ffff88801abb7bc0 EFLAGS: 00010286 [ 42.517491] RAX: 0000000000000000 RBX: ffffed1003576f78 RCX: ffffffff813a4050 [ 42.518751] RDX: ffff888015a20000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.520016] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1003576f2f [ 42.521269] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.522525] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801abb7df8 [ 42.523790] FS: 00007f9c699a2900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 42.525203] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.526241] CR2: 00007f9c69e94580 CR3: 000000000d93f000 CR4: 0000000000350ef0 [ 42.527508] Call Trace: [ 42.528000] [ 42.528404] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.529283] ? __create_object+0x59/0x80 [ 42.530046] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.530990] __vmalloc_noprof+0x59/0x60 [ 42.531699] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.532561] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.533470] bpf_prog_alloc+0x39/0x200 [ 42.534195] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.535105] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.536009] do_seccomp+0x349/0x25e0 [ 42.536670] ? __pfx_css_rstat_updated+0x10/0x10 [ 42.537548] ? __pfx_do_seccomp+0x10/0x10 [ 42.538326] ? find_held_lock+0x2b/0x80 [ 42.539075] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.540036] ? static_key_count+0x60/0x80 [ 42.540831] prctl_set_seccomp+0x4e/0x70 [ 42.541548] __do_sys_prctl+0xe6c/0x1d70 [ 42.542316] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.543167] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.544139] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.545096] ? irqentry_exit+0xf3/0x650 [ 42.545847] do_syscall_64+0xbf/0x430 [ 42.546533] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.547490] RIP: 0033:0x7f9c69e945cd [ 42.548191] 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 [ 42.551365] RSP: 002b:00007ffcf0323a10 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.552759] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f9c69e945cd [ 42.554063] RDX: 000055f6cc63ee00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.555380] RBP: 00007ffcf0323a70 R08: 0000000000000000 R09: 00007ffcf0323110 [ 42.556679] R10: 0000000000000000 R11: 0000000000000246 R12: 000055f6f2989ad0 [ 42.557973] R13: 00007ffcf0323ea0 R14: 000055f6f298abc0 R15: 000055f6f299b780 [ 42.559287] [ 42.559766] irq event stamp: 1793 [ 42.560384] hardirqs last enabled at (1801): [] __up_console_sem+0x78/0x80 [ 42.561921] hardirqs last disabled at (1810): [] __up_console_sem+0x5d/0x80 [ 42.563472] softirqs last enabled at (1704): [] handle_softirqs+0x50c/0x770 [ 42.564873] softirqs last disabled at (1699): [] __irq_exit_rcu+0xc4/0x100 [ 42.566150] ---[ end trace 0000000000000000 ]--- [ 43.227647] ------------[ cut here ]------------ [ 43.228585] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 43.230597] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/249 [ 43.232106] Modules linked in: [ 43.232704] CPU: 1 UID: 104 PID: 249 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 43.234746] Tainted: [W]=WARN [ 43.235307] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 43.238226] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 43.239257] 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 [ 43.242499] RSP: 0018:ffff888016e17bc0 EFLAGS: 00010286 [ 43.243496] RAX: 0000000000000000 RBX: ffffed1002dc2f78 RCX: ffffffff813a4050 [ 43.244793] RDX: ffff888015a40000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 43.246090] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002dc2f2f [ 43.247391] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 43.248684] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016e17df8 [ 43.249982] FS: 00007faa942a2900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 43.251455] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.252531] CR2: 00007faa94794580 CR3: 000000000dcc8000 CR4: 0000000000350ef0 [ 43.253833] Call Trace: [ 43.254304] [ 43.254767] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 43.255643] ? __create_object+0x59/0x80 [ 43.256432] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.257414] __vmalloc_noprof+0x59/0x60 [ 43.258183] bpf_prog_alloc_no_stats+0x55/0x470 [ 43.259066] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.260021] bpf_prog_alloc+0x39/0x200 [ 43.260767] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.261666] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.262574] do_seccomp+0x349/0x25e0 [ 43.263308] ? __pfx_css_rstat_updated+0x10/0x10 [ 43.264238] ? __pfx_do_seccomp+0x10/0x10 [ 43.265040] ? find_held_lock+0x2b/0x80 [ 43.265812] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.266790] ? static_key_count+0x60/0x80 [ 43.267572] prctl_set_seccomp+0x4e/0x70 [ 43.268357] __do_sys_prctl+0xe6c/0x1d70 [ 43.269154] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.270028] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.271010] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.272012] ? irqentry_exit+0xf3/0x650 [ 43.272789] do_syscall_64+0xbf/0x430 [ 43.273501] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.274468] RIP: 0033:0x7faa947945cd [ 43.275166] 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 [ 43.278394] RSP: 002b:00007ffd08e23b00 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.279796] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007faa947945cd [ 43.281101] RDX: 000056004dec1e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.282400] RBP: 00007ffd08e23b60 R08: 0000000000000000 R09: 00007ffd08e23200 [ 43.283745] R10: 0000000000000000 R11: 0000000000000246 R12: 0000560073d65ad0 [ 43.285087] R13: 00007ffd08e23f90 R14: 0000560073d66bc0 R15: 0000560073d77780 [ 43.286442] [ 43.286925] irq event stamp: 2047 [ 43.287573] hardirqs last enabled at (2055): [] __up_console_sem+0x78/0x80 [ 43.289170] hardirqs last disabled at (2064): [] __up_console_sem+0x5d/0x80 [ 43.290769] softirqs last enabled at (2014): [] handle_softirqs+0x50c/0x770 [ 43.292397] softirqs last disabled at (2009): [] __irq_exit_rcu+0xc4/0x100 [ 43.293749] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:14154' (ECDSA) to the list of known hosts. 2025/11/18 09:17:35 fuzzer started 2025/11/18 09:17:35 dialing manager at localhost:34383 2025/11/18 09:17:35 checking machine... 2025/11/18 09:17:35 checking revisions... [ 44.192102] kmemleak: Automatic memory scanning thread ended 2025/11/18 09:17:36 testing simple program... [ 44.272206] cgroup: Unknown subsys name 'net' [ 44.339006] cgroup: Unknown subsys name 'cpuset' [ 44.355260] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 09:17:35 Registers: info registers vcpu 0 RAX=0000000000000000 RBX=0000000000000001 RCX=0000000000000001 RDX=ffff888009627f01 RSI=ffff888009627f28 RDI=ffff888009627f28 RBP=ffff888009627898 RSP=ffff8880096277d0 R8 =0000000000000001 R9 =ffff888009627880 R10=000000000003c9ed R11=0000000000003ecc R12=ffff8880096278a0 R13=ffff888009627888 R14=ffff888009627f28 R15=ffff888009627840 RIP=ffffffff8135fb38 RFL=00000202 [-------] 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 fffffe6d00000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffcf031d000 CR3=0000000020b99000 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=00000000000239ed 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 fffffe7400000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffdbcc83b38 CR3=0000000009c8a000 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=37313a393020383120766f4e3e36383c XMM01=7365733a646873732878696e755f6d61 XMM02=736f6c63206e6f6973736573203a296e XMM03=5f6d6170203a5d3134325b6468737320 XMM04=6456774875434142334f726f59427469 XMM05=485320415352203a3268737320343935 XMM06=206d6f726620746f6f7220726f662079 XMM07=00000000000000000000000000000000 XMM08=3a677562656420676f6c737973720000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000