[ 45.882441] ------------[ cut here ]------------ [ 45.883259] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 45.884987] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/235 [ 45.886223] Modules linked in: [ 45.886761] CPU: 0 UID: 104 PID: 235 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 45.888431] Tainted: [W]=WARN [ 45.888945] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 45.890188] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 45.891020] 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 [ 45.893703] RSP: 0018:ffff8880195b7bc0 EFLAGS: 00010286 [ 45.894480] RAX: 0000000000000000 RBX: ffffed10032b6f78 RCX: ffffffff813a4050 [ 45.895579] RDX: ffff888016ab1bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 45.896660] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10032b6f2f [ 45.897751] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 45.898836] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880195b7df8 [ 45.899930] FS: 00007fcc10afa900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 45.901151] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 45.902057] CR2: 00007ffc758b1ef7 CR3: 000000000d9ac000 CR4: 0000000000350ef0 [ 45.903157] Call Trace: [ 45.903545] [ 45.903943] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 45.904694] ? __create_object+0x59/0x80 [ 45.905324] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 45.906161] __vmalloc_noprof+0x59/0x60 [ 45.906781] bpf_prog_alloc_no_stats+0x55/0x470 [ 45.907490] ? __pfx_seccomp_check_filter+0x10/0x10 [ 45.908298] bpf_prog_alloc+0x39/0x200 [ 45.908926] ? __pfx_seccomp_check_filter+0x10/0x10 [ 45.909714] bpf_prog_create_from_user+0xb2/0x2f0 [ 45.910428] do_seccomp+0x349/0x25e0 [ 45.911066] ? find_held_lock+0x2b/0x80 [ 45.911703] ? do_prlimit+0x310/0x610 [ 45.912294] ? __pfx_do_seccomp+0x10/0x10 [ 45.912965] ? do_raw_spin_unlock+0x53/0x220 [ 45.913611] ? _raw_spin_unlock+0x1e/0x40 [ 45.914273] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 45.915090] ? static_key_count+0x60/0x80 [ 45.915776] prctl_set_seccomp+0x4e/0x70 [ 45.916402] __do_sys_prctl+0xe6c/0x1d70 [ 45.917082] ? __pfx___do_sys_prctl+0x10/0x10 [ 45.917802] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 45.918574] ? irqentry_exit+0xf3/0x650 [ 45.919250] do_syscall_64+0xbf/0x430 [ 45.919869] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 45.920682] RIP: 0033:0x7fcc10fec5cd [ 45.921249] 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 [ 45.923928] RSP: 002b:00007ffc758b0c70 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 45.925099] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fcc10fec5cd [ 45.926174] RDX: 000055fd7bcdee00 RSI: 0000000000000002 RDI: 0000000000000016 [ 45.927273] RBP: 00007ffc758b0cd0 R08: 0000000000000000 R09: 00007ffc758b0370 [ 45.928355] R10: 0000000000000000 R11: 0000000000000246 R12: 000055fdb8756ad0 [ 45.929438] R13: 00007ffc758b1100 R14: 000055fdb8757bc0 R15: 000055fdb8768780 [ 45.930532] [ 45.930926] irq event stamp: 1735 [ 45.931446] hardirqs last enabled at (1743): [] __up_console_sem+0x78/0x80 [ 45.932723] hardirqs last disabled at (1752): [] __up_console_sem+0x5d/0x80 [ 45.934022] softirqs last enabled at (1656): [] handle_softirqs+0x50c/0x770 [ 45.935338] softirqs last disabled at (1651): [] __irq_exit_rcu+0xc4/0x100 [ 45.936608] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 49.186565] ------------[ cut here ]------------ [ 49.187008] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.187938] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/243 [ 49.188582] Modules linked in: [ 49.188866] CPU: 0 UID: 104 PID: 243 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 49.189752] Tainted: [W]=WARN [ 49.189999] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.190654] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.191045] 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 [ 49.192588] RSP: 0018:ffff88800e2cfbc0 EFLAGS: 00010286 [ 49.193026] RAX: 0000000000000000 RBX: ffffed1001c59f78 RCX: ffffffff813a4050 [ 49.193584] RDX: ffff88801776d340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.194185] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1001c59f2f [ 49.194770] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 49.195349] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800e2cfdf8 [ 49.195941] FS: 00007f4043972900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 49.196576] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.197059] CR2: 00007f4043e64580 CR3: 000000000d861000 CR4: 0000000000350ef0 [ 49.197641] Call Trace: [ 49.197857] [ 49.198043] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 49.198429] ? __create_object+0x59/0x80 [ 49.198792] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.199232] __vmalloc_noprof+0x59/0x60 [ 49.199560] bpf_prog_alloc_no_stats+0x55/0x470 [ 49.199964] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.200369] bpf_prog_alloc+0x39/0x200 [ 49.200709] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.201112] bpf_prog_create_from_user+0xb2/0x2f0 [ 49.201504] do_seccomp+0x349/0x25e0 [ 49.201834] ? __pfx_css_rstat_updated+0x10/0x10 [ 49.202223] ? __pfx_do_seccomp+0x10/0x10 [ 49.202572] ? find_held_lock+0x2b/0x80 [ 49.202931] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 49.203384] ? static_key_count+0x60/0x80 [ 49.203759] prctl_set_seccomp+0x4e/0x70 [ 49.204101] __do_sys_prctl+0xe6c/0x1d70 [ 49.204446] ? __pfx___do_sys_prctl+0x10/0x10 [ 49.204844] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.205270] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 49.205713] ? irqentry_exit+0xf3/0x650 [ 49.206051] do_syscall_64+0xbf/0x430 [ 49.206375] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.206821] RIP: 0033:0x7f4043e645cd [ 49.207131] 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 [ 49.208648] RSP: 002b:00007ffe372bf470 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 49.209266] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f4043e645cd [ 49.209874] RDX: 0000560ba693fe00 RSI: 0000000000000002 RDI: 0000000000000016 [ 49.210451] RBP: 00007ffe372bf4d0 R08: 0000000000000000 R09: 00007ffe372beb70 [ 49.211050] R10: 0000000000000000 R11: 0000000000000246 R12: 0000560be5f88ad0 [ 49.211682] R13: 00007ffe372bf900 R14: 0000560be5f89bc0 R15: 0000560be5f9a780 [ 49.212274] [ 49.212472] irq event stamp: 1703 [ 49.212776] hardirqs last enabled at (1713): [] __up_console_sem+0x78/0x80 [ 49.213478] hardirqs last disabled at (1720): [] __up_console_sem+0x5d/0x80 [ 49.214192] softirqs last enabled at (1258): [] handle_softirqs+0x50c/0x770 [ 49.214914] softirqs last disabled at (1249): [] __irq_exit_rcu+0xc4/0x100 [ 49.215616] ---[ end trace 0000000000000000 ]--- [ 49.826337] ------------[ cut here ]------------ [ 49.827259] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.829772] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/250 [ 49.831231] Modules linked in: [ 49.831844] CPU: 1 UID: 104 PID: 250 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 49.833828] Tainted: [W]=WARN [ 49.834375] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.836046] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.837028] 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 [ 49.840217] RSP: 0018:ffff88800ef07bc0 EFLAGS: 00010286 [ 49.841174] RAX: 0000000000000000 RBX: ffffed1001de0f78 RCX: ffffffff813a4050 [ 49.842444] RDX: ffff88800abe5340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.843742] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1001de0f2f [ 49.845008] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 49.846278] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800ef07df8 [ 49.847571] FS: 00007f45da283900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 49.848997] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.850058] CR2: 00007f45da775580 CR3: 0000000020760000 CR4: 0000000000350ef0 [ 49.851355] Call Trace: [ 49.851859] [ 49.852266] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 49.853154] ? __create_object+0x59/0x80 [ 49.853931] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.854904] __vmalloc_noprof+0x59/0x60 [ 49.855673] bpf_prog_alloc_no_stats+0x55/0x470 [ 49.856486] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.857402] bpf_prog_alloc+0x39/0x200 [ 49.858130] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.859051] bpf_prog_create_from_user+0xb2/0x2f0 [ 49.859950] do_seccomp+0x349/0x25e0 [ 49.860616] ? __pfx_css_rstat_updated+0x10/0x10 [ 49.861520] ? __pfx_do_seccomp+0x10/0x10 [ 49.862300] ? find_held_lock+0x2b/0x80 [ 49.863049] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 49.864021] ? static_key_count+0x60/0x80 [ 49.864811] prctl_set_seccomp+0x4e/0x70 [ 49.865535] __do_sys_prctl+0xe6c/0x1d70 [ 49.866305] ? __pfx___do_sys_prctl+0x10/0x10 [ 49.867155] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.868130] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 49.869087] ? irqentry_exit+0xf3/0x650 [ 49.869839] do_syscall_64+0xbf/0x430 [ 49.870533] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.871489] RIP: 0033:0x7f45da7755cd [ 49.872188] 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 [ 49.875319] RSP: 002b:00007ffcdf425ec0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 49.876700] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f45da7755cd [ 49.877977] RDX: 0000562379c63e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 49.879272] RBP: 00007ffcdf425f20 R08: 0000000000000000 R09: 00007ffcdf4255c0 [ 49.880416] R10: 0000000000000000 R11: 0000000000000246 R12: 00005623b8266ad0 [ 49.881474] R13: 00007ffcdf426350 R14: 00005623b8267bc0 R15: 00005623b8278780 [ 49.882553] [ 49.882930] irq event stamp: 1835 [ 49.883443] hardirqs last enabled at (1843): [] __up_console_sem+0x78/0x80 [ 49.884711] hardirqs last disabled at (1852): [] __up_console_sem+0x5d/0x80 [ 49.885976] softirqs last enabled at (1874): [] handle_softirqs+0x50c/0x770 [ 49.887273] softirqs last disabled at (1861): [] __irq_exit_rcu+0xc4/0x100 [ 49.888545] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:57872' (ECDSA) to the list of known hosts. 2025/11/18 14:00:07 fuzzer started 2025/11/18 14:00:07 dialing manager at localhost:34383 2025/11/18 14:00:07 checking machine... 2025/11/18 14:00:07 checking revisions... [ 50.676328] kmemleak: Automatic memory scanning thread ended 2025/11/18 14:00:08 testing simple program... [ 50.758590] cgroup: Unknown subsys name 'net' [ 50.811930] cgroup: Unknown subsys name 'cpuset' [ 50.828890] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 14:00:07 Registers: info registers vcpu 0 RAX=ffff888015e0fd01 RBX=ffff888015e0fda8 RCX=0000000000000001 RDX=ffff888015e10001 RSI=ffff888015e0fd78 RDI=ffff888015e0f6e0 RBP=ffff888015e08000 RSP=ffff888015e0f660 R8 =0000000000000001 R9 =ffff888015e0f710 R10=000000000003c9ed R11=0000000000023084 R12=ffff888015e0f701 R13=ffff888015e0f718 R14=ffff888015e0fd78 R15=ffff888015e0f6d0 RIP=ffffffff8135fbf1 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 00007f4043972900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe1600000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f4043932008 CR3=000000000e71b000 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=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=0000000000000007 RBX=ffff888009643780 RCX=ffff88806cf089c4 RDX=0000000000000000 RSI=ffffffff84c73cee RDI=ffff888009643b7c RBP=ffff88806cf08ac8 RSP=ffff88806cf089e8 R8 =ffffffff86e88280 R9 =ffff88806cf08ab0 R10=000000000003c9ed R11=00000000000c8028 R12=0000000000000000 R13=ffff88806cf08ab8 R14=ffff888009643780 R15=ffff88806cf08a70 RIP=ffffffff815bd737 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 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=00007fa037996000 CR3=000000000d532000 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=c427caca8ab3e6a1b0471f902d65104a XMM02=ec2efd57dc4c00df0000000000303d00 XMM03=9684f96996a944810000000000303dd0 XMM04=04565cd8f20fc12500000000000ae988 XMM05=194e2c9b3ce2518e0000000000320c88 XMM06=817b8945e9d50373000000000031f5c0 XMM07=e042d86d42eb936e0000000000310928 XMM08=9684f96996a944810000000000303dd0 XMM09=00000000000000000000000000000000 XMM10=20200000000020202020202020200000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000