[ 45.541795] ------------[ cut here ]------------ [ 45.542730] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 45.545158] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/232 [ 45.546634] Modules linked in: [ 45.547206] CPU: 0 UID: 104 PID: 232 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 45.549136] Tainted: [W]=WARN [ 45.549731] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 45.551171] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 45.552095] 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 [ 45.555233] RSP: 0018:ffff88800f6dfbc0 EFLAGS: 00010286 [ 45.556222] RAX: 0000000000000000 RBX: ffffed1001edbf78 RCX: ffffffff813a4050 [ 45.557508] RDX: ffff888016489bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 45.558773] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1001edbf2f [ 45.560034] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 45.561310] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800f6dfdf8 [ 45.562574] FS: 00007fbcca2f3900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 45.563991] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 45.565043] CR2: 00007fbcca7e5580 CR3: 000000000bfe4000 CR4: 0000000000350ef0 [ 45.566330] Call Trace: [ 45.566848] [ 45.567252] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 45.568139] ? __create_object+0x59/0x80 [ 45.568914] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 45.569893] __vmalloc_noprof+0x59/0x60 [ 45.570665] bpf_prog_alloc_no_stats+0x55/0x470 [ 45.571486] ? __pfx_seccomp_check_filter+0x10/0x10 [ 45.572413] bpf_prog_alloc+0x39/0x200 [ 45.573142] ? __pfx_seccomp_check_filter+0x10/0x10 [ 45.574074] bpf_prog_create_from_user+0xb2/0x2f0 [ 45.574978] do_seccomp+0x349/0x25e0 [ 45.575700] ? __pfx_css_rstat_updated+0x10/0x10 [ 45.576592] ? __pfx_do_seccomp+0x10/0x10 [ 45.577342] ? find_held_lock+0x2b/0x80 [ 45.578102] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 45.579060] ? static_key_count+0x60/0x80 [ 45.579860] prctl_set_seccomp+0x4e/0x70 [ 45.580627] __do_sys_prctl+0xe6c/0x1d70 [ 45.581374] ? __pfx___do_sys_prctl+0x10/0x10 [ 45.582220] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 45.583175] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 45.584132] ? irqentry_exit+0xf3/0x650 [ 45.584892] do_syscall_64+0xbf/0x430 [ 45.585641] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 45.586583] RIP: 0033:0x7fbcca7e55cd [ 45.587228] 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 [ 45.590347] RSP: 002b:00007ffc86d90800 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 45.591698] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fbcca7e55cd [ 45.592957] RDX: 000055d8ef602e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 45.594234] RBP: 00007ffc86d90860 R08: 0000000000000000 R09: 00007ffc86d8ff00 [ 45.595495] R10: 0000000000000000 R11: 0000000000000246 R12: 000055d90ccdb2b0 [ 45.596770] R13: 00007ffc86d90c90 R14: 000055d90ccddd20 R15: 000055d90ccef8d0 [ 45.598062] [ 45.598415] irq event stamp: 1755 [ 45.598879] hardirqs last enabled at (1765): [] __up_console_sem+0x78/0x80 [ 45.599966] hardirqs last disabled at (1774): [] __up_console_sem+0x5d/0x80 [ 45.601058] softirqs last enabled at (1722): [] handle_softirqs+0x50c/0x770 [ 45.602169] softirqs last disabled at (1717): [] __irq_exit_rcu+0xc4/0x100 [ 45.603239] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 48.316921] ------------[ cut here ]------------ [ 48.317863] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 48.319910] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/239 [ 48.321401] Modules linked in: [ 48.322028] CPU: 0 UID: 104 PID: 239 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 48.323979] Tainted: [W]=WARN [ 48.324568] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 48.326017] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 48.326977] 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 [ 48.330413] RSP: 0018:ffff88801744fbc0 EFLAGS: 00010286 [ 48.331372] RAX: 0000000000000000 RBX: ffffed1002e89f78 RCX: ffffffff813a4050 [ 48.332600] RDX: ffff888015f29bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 48.333844] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002e89f2f [ 48.335075] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 48.336325] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801744fdf8 [ 48.337651] FS: 00007f98491c9900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 48.339139] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 48.340478] CR2: 00007ffff4064ef8 CR3: 000000002021f000 CR4: 0000000000350ef0 [ 48.341957] Call Trace: [ 48.342417] [ 48.342869] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 48.343749] ? __create_object+0x59/0x80 [ 48.344474] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 48.345443] __vmalloc_noprof+0x59/0x60 [ 48.346192] bpf_prog_alloc_no_stats+0x55/0x470 [ 48.347058] ? __pfx_seccomp_check_filter+0x10/0x10 [ 48.347976] bpf_prog_alloc+0x39/0x200 [ 48.348711] ? __pfx_seccomp_check_filter+0x10/0x10 [ 48.349644] bpf_prog_create_from_user+0xb2/0x2f0 [ 48.350485] do_seccomp+0x349/0x25e0 [ 48.351198] ? find_held_lock+0x2b/0x80 [ 48.351951] ? do_prlimit+0x310/0x610 [ 48.352689] ? __pfx_do_seccomp+0x10/0x10 [ 48.353426] ? do_raw_spin_unlock+0x53/0x220 [ 48.354241] ? _raw_spin_unlock+0x1e/0x40 [ 48.355009] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 48.355958] ? static_key_count+0x60/0x80 [ 48.356756] prctl_set_seccomp+0x4e/0x70 [ 48.357480] __do_sys_prctl+0xe6c/0x1d70 [ 48.358256] ? __pfx___do_sys_prctl+0x10/0x10 [ 48.359105] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 48.360048] ? irqentry_exit+0xf3/0x650 [ 48.360809] do_syscall_64+0xbf/0x430 [ 48.361567] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 48.362455] RIP: 0033:0x7f98496bb5cd [ 48.363154] 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 [ 48.366255] RSP: 002b:00007ffff40628e0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 48.367575] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f98496bb5cd [ 48.368829] RDX: 000055682fe86e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 48.370096] RBP: 00007ffff4062940 R08: 0000000000000000 R09: 00007ffff4061fe0 [ 48.371345] R10: 0000000000000000 R11: 0000000000000246 R12: 0000556859155b10 [ 48.372592] R13: 00007ffff4062d70 R14: 00005568591562b0 R15: 000055685916a6f0 [ 48.373886] [ 48.374305] irq event stamp: 1745 [ 48.374948] hardirqs last enabled at (1755): [] __up_console_sem+0x78/0x80 [ 48.376450] hardirqs last disabled at (1764): [] __up_console_sem+0x5d/0x80 [ 48.377950] softirqs last enabled at (1642): [] handle_softirqs+0x50c/0x770 [ 48.379467] softirqs last disabled at (1635): [] __irq_exit_rcu+0xc4/0x100 [ 48.380988] ---[ end trace 0000000000000000 ]--- [ 49.125490] ------------[ cut here ]------------ [ 49.126413] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.128387] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/247 [ 49.129883] Modules linked in: [ 49.130472] CPU: 0 UID: 104 PID: 247 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 49.132431] Tainted: [W]=WARN [ 49.133031] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.134486] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.135397] 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 [ 49.138530] RSP: 0018:ffff888016607bc0 EFLAGS: 00010286 [ 49.139438] RAX: 0000000000000000 RBX: ffffed1002cc0f78 RCX: ffffffff813a4050 [ 49.140702] RDX: ffff88800fb15340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.141983] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002cc0f2f [ 49.143257] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 49.144533] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016607df8 [ 49.145809] FS: 00007fecaaa69900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 49.147220] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.148270] CR2: 00007ffd41d9bef8 CR3: 0000000020244000 CR4: 0000000000350ef0 [ 49.149556] Call Trace: [ 49.150009] [ 49.150413] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 49.151297] ? __create_object+0x59/0x80 [ 49.152092] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.153044] __vmalloc_noprof+0x59/0x60 [ 49.153800] bpf_prog_alloc_no_stats+0x55/0x470 [ 49.154671] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.155571] bpf_prog_alloc+0x39/0x200 [ 49.156251] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.157181] bpf_prog_create_from_user+0xb2/0x2f0 [ 49.158086] do_seccomp+0x349/0x25e0 [ 49.158794] ? find_held_lock+0x2b/0x80 [ 49.159570] ? do_prlimit+0x310/0x610 [ 49.160266] ? __pfx_do_seccomp+0x10/0x10 [ 49.161045] ? do_raw_spin_unlock+0x53/0x220 [ 49.161871] ? _raw_spin_unlock+0x1e/0x40 [ 49.162644] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 49.163603] ? static_key_count+0x60/0x80 [ 49.164361] prctl_set_seccomp+0x4e/0x70 [ 49.165139] __do_sys_prctl+0xe6c/0x1d70 [ 49.165930] ? __pfx___do_sys_prctl+0x10/0x10 [ 49.166785] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 49.167740] ? irqentry_exit+0xf3/0x650 [ 49.168452] do_syscall_64+0xbf/0x430 [ 49.169180] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.170117] RIP: 0033:0x7fecaaf5b5cd [ 49.170799] 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 [ 49.173902] RSP: 002b:00007ffd41d9a860 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 49.174761] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fecaaf5b5cd [ 49.175549] RDX: 00005602c2457e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 49.176305] RBP: 00007ffd41d9a8c0 R08: 0000000000000000 R09: 00007ffd41d99f60 [ 49.177094] R10: 0000000000000000 R11: 0000000000000246 R12: 00005602fb451ad0 [ 49.177901] R13: 00007ffd41d9acf0 R14: 00005602fb452bc0 R15: 00005602fb463780 [ 49.178667] [ 49.178916] irq event stamp: 1767 [ 49.179267] hardirqs last enabled at (1775): [] __up_console_sem+0x78/0x80 [ 49.180169] hardirqs last disabled at (1784): [] __up_console_sem+0x5d/0x80 [ 49.181088] softirqs last enabled at (1798): [] handle_softirqs+0x50c/0x770 [ 49.182023] softirqs last disabled at (1793): [] __irq_exit_rcu+0xc4/0x100 [ 49.182928] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:38241' (ECDSA) to the list of known hosts. 2025/11/17 22:27:45 fuzzer started 2025/11/17 22:27:46 dialing manager at localhost:37895 2025/11/17 22:27:46 checking machine... 2025/11/17 22:27:46 checking revisions... [ 50.076445] kmemleak: Automatic memory scanning thread ended 2025/11/17 22:27:46 testing simple program... [ 50.170020] cgroup: Unknown subsys name 'net' [ 50.232152] cgroup: Unknown subsys name 'cpuset' [ 50.252939] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 22:27:45 Registers: info registers vcpu 0 RAX=000000000004201f 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=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 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=00007ffd666fbbf8 CR3=000000000d8b6000 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=37323a323220373120766f4e3e38333c XMM01=6d6f72662064657463656e6e6f637369 XMM02=2e303120746f6f722072657375206d6f XMM03=3a5d3833325b646873732035343a3732 XMM04=6456774875434142334f726f59427469 XMM05=485320415352203a3268737320383039 XMM06=206d6f726620746f6f7220726f662079 XMM07=00000000000000000000000000000000 XMM08=3a677562656420676f6c737973720000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=0000000000020000 RBX=ffff8880165f0000 RCX=0000000000000000 RDX=0000000000020005 RSI=0000000000000000 RDI=ffffffff85e1ffe0 RBP=ffff8880165f0a58 RSP=ffff8880172a7948 R8 =0000000000000000 R9 =0000000000000005 R10=0000000000000001 R11=0000000000000000 R12=ffff8880165f0a58 R13=0000000000000000 R14=0000000000000000 R15=0000000000000000 RIP=ffffffff815270cc RFL=00000006 [-----P-] 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 00007f98491c9900 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe2c00000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffff405c000 CR3=000000000a036000 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=00ff0000000000000000000000000000 XMM02=2f00646f6874656d5f74707972636e65 XMM03=5320444f4854454d5f54505952434e45 XMM04=40404040404040404040404040404040 XMM05=5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a XMM06=20202020202020202020202020202020 XMM07=ff00ffffffffffffffffffffffffffff XMM08=20002020202020200020202020202020 XMM09=0000ffffffffffffffffffffffffffff XMM10=00002020202020200020202020202020 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000