syzkaller login: [ 39.094770] ------------[ cut here ]------------ [ 39.095701] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.098223] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/232 [ 39.099678] Modules linked in: [ 39.100430] CPU: 1 UID: 104 PID: 232 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 39.102394] Tainted: [W]=WARN [ 39.102988] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.104449] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.105357] 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 [ 39.108530] RSP: 0018:ffff88801b59fbc0 EFLAGS: 00010286 [ 39.109515] RAX: 0000000000000000 RBX: ffffed10036b3f78 RCX: ffffffff813a4050 [ 39.110785] RDX: ffff888015af3780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.112078] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10036b3f2f [ 39.113345] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.114612] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801b59fdf8 [ 39.115896] FS: 00007f2b8f0f1900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 39.117322] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.118360] CR2: 00007f2b8f5e3580 CR3: 000000000c75c000 CR4: 0000000000350ef0 [ 39.119632] Call Trace: [ 39.120174] [ 39.120584] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.121489] ? __create_object+0x59/0x80 [ 39.122264] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.123245] __vmalloc_noprof+0x59/0x60 [ 39.124016] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.124885] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.125763] bpf_prog_alloc+0x39/0x200 [ 39.126498] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.127417] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.128334] do_seccomp+0x349/0x25e0 [ 39.129058] ? __pfx_css_rstat_updated+0x10/0x10 [ 39.129954] ? __pfx_do_seccomp+0x10/0x10 [ 39.130685] ? find_held_lock+0x2b/0x80 [ 39.131433] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.132390] ? static_key_count+0x60/0x80 [ 39.133191] prctl_set_seccomp+0x4e/0x70 [ 39.133966] __do_sys_prctl+0xe6c/0x1d70 [ 39.134689] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.135555] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.136528] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.137488] ? irqentry_exit+0xf3/0x650 [ 39.138253] do_syscall_64+0xbf/0x430 [ 39.138987] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.139947] RIP: 0033:0x7f2b8f5e35cd [ 39.140597] 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 [ 39.143712] RSP: 002b:00007fffcd4d8b00 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.145073] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f2b8f5e35cd [ 39.146352] RDX: 0000556bdc733e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.147618] RBP: 00007fffcd4d8b60 R08: 0000000000000000 R09: 00007fffcd4d8200 [ 39.148901] R10: 0000000000000000 R11: 0000000000000246 R12: 0000556c16f9cbf0 [ 39.150170] R13: 00007fffcd4d8f90 R14: 0000556c16fa6380 R15: 0000556c16fb1460 [ 39.151456] [ 39.151924] irq event stamp: 1739 [ 39.152526] hardirqs last enabled at (1747): [] __up_console_sem+0x78/0x80 [ 39.154037] hardirqs last disabled at (1756): [] __up_console_sem+0x5d/0x80 [ 39.155542] softirqs last enabled at (1592): [] handle_softirqs+0x50c/0x770 [ 39.157099] softirqs last disabled at (1587): [] __irq_exit_rcu+0xc4/0x100 [ 39.158591] ---[ end trace 0000000000000000 ]--- [ 42.342924] ------------[ cut here ]------------ [ 42.343867] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.346013] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/241 [ 42.347443] Modules linked in: [ 42.348087] CPU: 1 UID: 104 PID: 241 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 42.350073] Tainted: [W]=WARN [ 42.350623] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.352306] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.353271] 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 [ 42.356416] RSP: 0018:ffff888017bc7bc0 EFLAGS: 00010286 [ 42.357380] RAX: 0000000000000000 RBX: ffffed1002f78f78 RCX: ffffffff813a4050 [ 42.358651] RDX: ffff88800f1a0000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.360003] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002f78f2f [ 42.361259] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.362529] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888017bc7df8 [ 42.363837] FS: 00007f753bbda900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 42.365277] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.366316] CR2: 00007ffdbdf6fef7 CR3: 000000000e16b000 CR4: 0000000000350ef0 [ 42.367589] Call Trace: [ 42.368107] [ 42.368518] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.369415] ? __create_object+0x59/0x80 [ 42.370196] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.371169] __vmalloc_noprof+0x59/0x60 [ 42.371936] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.372760] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.373694] bpf_prog_alloc+0x39/0x200 [ 42.374417] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.375334] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.376234] do_seccomp+0x349/0x25e0 [ 42.376957] ? find_held_lock+0x2b/0x80 [ 42.377664] ? do_prlimit+0x310/0x610 [ 42.378405] ? __pfx_do_seccomp+0x10/0x10 [ 42.379179] ? do_raw_spin_unlock+0x53/0x220 [ 42.380018] ? _raw_spin_unlock+0x1e/0x40 [ 42.380742] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.381690] ? static_key_count+0x60/0x80 [ 42.382484] prctl_set_seccomp+0x4e/0x70 [ 42.383245] __do_sys_prctl+0xe6c/0x1d70 [ 42.384036] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.384892] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.385846] ? irqentry_exit+0xf3/0x650 [ 42.386560] do_syscall_64+0xbf/0x430 [ 42.387299] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.388264] RIP: 0033:0x7f753c0cc5cd [ 42.388965] 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 [ 42.392103] RSP: 002b:00007ffdbdf6de30 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.393456] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f753c0cc5cd [ 42.394728] RDX: 0000557aa66bee00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.396016] RBP: 00007ffdbdf6de90 R08: 0000000000000000 R09: 00007ffdbdf6d530 [ 42.397295] R10: 0000000000000000 R11: 0000000000000246 R12: 0000557aa8766ad0 [ 42.398557] R13: 00007ffdbdf6e2c0 R14: 0000557aa8767bc0 R15: 0000557aa8778780 [ 42.399849] [ 42.400272] irq event stamp: 1831 [ 42.400913] hardirqs last enabled at (1841): [] __up_console_sem+0x78/0x80 [ 42.402433] hardirqs last disabled at (1850): [] __up_console_sem+0x5d/0x80 [ 42.403933] softirqs last enabled at (1424): [] handle_softirqs+0x50c/0x770 [ 42.405316] softirqs last disabled at (1413): [] __irq_exit_rcu+0xc4/0x100 [ 42.406558] ---[ end trace 0000000000000000 ]--- [ 43.043937] ------------[ cut here ]------------ [ 43.044363] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 43.045297] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/248 [ 43.045978] Modules linked in: [ 43.046255] CPU: 0 UID: 104 PID: 248 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 43.047160] Tainted: [W]=WARN [ 43.047411] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 43.048099] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 43.048498] 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 [ 43.049952] RSP: 0018:ffff8880171efbc0 EFLAGS: 00010286 [ 43.050380] RAX: 0000000000000000 RBX: ffffed1002e3df78 RCX: ffffffff813a4050 [ 43.050982] RDX: ffff8880166ed340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 43.051573] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002e3df2f [ 43.052194] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 43.052763] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880171efdf8 [ 43.053330] FS: 00007f13becb7900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 43.053946] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.054381] CR2: 00007ffd1540eef7 CR3: 000000002094b000 CR4: 0000000000350ef0 [ 43.054927] Call Trace: [ 43.055127] [ 43.055308] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 43.055671] ? __create_object+0x59/0x80 [ 43.056040] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.056467] __vmalloc_noprof+0x59/0x60 [ 43.056814] bpf_prog_alloc_no_stats+0x55/0x470 [ 43.057186] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.057587] bpf_prog_alloc+0x39/0x200 [ 43.057905] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.058281] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.058646] do_seccomp+0x349/0x25e0 [ 43.058954] ? find_held_lock+0x2b/0x80 [ 43.059260] ? do_prlimit+0x310/0x610 [ 43.059557] ? __pfx_do_seccomp+0x10/0x10 [ 43.059909] ? do_raw_spin_unlock+0x53/0x220 [ 43.060246] ? _raw_spin_unlock+0x1e/0x40 [ 43.060584] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.061019] ? static_key_count+0x60/0x80 [ 43.061378] prctl_set_seccomp+0x4e/0x70 [ 43.061710] __do_sys_prctl+0xe6c/0x1d70 [ 43.062060] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.062430] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.062873] ? irqentry_exit+0xf3/0x650 [ 43.063202] do_syscall_64+0xbf/0x430 [ 43.063515] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.063955] RIP: 0033:0x7f13bf1a95cd [ 43.064262] 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 [ 43.065717] RSP: 002b:00007ffd1540ddd0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.066335] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f13bf1a95cd [ 43.066912] RDX: 000056178ab84e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.067475] RBP: 00007ffd1540de30 R08: 0000000000000000 R09: 00007ffd1540d4d0 [ 43.068080] R10: 0000000000000000 R11: 0000000000000246 R12: 00005617972f1ad0 [ 43.068650] R13: 00007ffd1540e260 R14: 00005617972f2bc0 R15: 0000561797303780 [ 43.069255] [ 43.069445] irq event stamp: 1629 [ 43.069722] hardirqs last enabled at (1637): [] __up_console_sem+0x78/0x80 [ 43.070416] hardirqs last disabled at (1646): [] __up_console_sem+0x5d/0x80 [ 43.071104] softirqs last enabled at (1078): [] handle_softirqs+0x50c/0x770 [ 43.071815] softirqs last disabled at (1073): [] __irq_exit_rcu+0xc4/0x100 [ 43.072496] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:30064' (ECDSA) to the list of known hosts. 2025/11/18 04:19:48 fuzzer started 2025/11/18 04:19:48 dialing manager at localhost:37895 2025/11/18 04:19:48 checking machine... 2025/11/18 04:19:48 checking revisions... [ 43.968323] kmemleak: Automatic memory scanning thread ended 2025/11/18 04:19:48 testing simple program... [ 44.063667] cgroup: Unknown subsys name 'net' [ 44.125712] cgroup: Unknown subsys name 'cpuset' [ 44.139367] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 04:19:48 Registers: info registers vcpu 0 RAX=dffffc0000000000 RBX=0000000000000001 RCX=ffffffff86aae9a6 RDX=0000000000000008 RSI=ffff88801b83fa48 RDI=ffff88801b83f7d0 RBP=ffff88801b83f828 RSP=ffff88801b83f740 R8 =ffffffff86aae9aa R9 =0000000000000001 R10=000000000003c9ed R11=0000000000023c51 R12=ffff88801b83f830 R13=ffff88801b83f818 R14=ffff88801b83fa48 R15=ffff88801b83f7d0 RIP=ffffffff8135e220 RFL=00000287 [--S--PC] 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 00007f753bbda900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe2c00000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f753bbb9020 CR3=000000001e02b000 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=000000000001f53f 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=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 fffffe3b00000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fb12d925550 CR3=000000000cd1f000 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=3b6154cf0348628fe74dbfac6bbef0e8 XMM02=ec2efd57dc4c00df00000000003021e0 XMM03=78469c664d5b35c800000000003022b0 XMM04=cfb086577be8bcd900000000000ae988 XMM05=d96330e2d2db8632000000000031ea50 XMM06=20cd37e078fd33730000000000318738 XMM07=e042d86d42eb936e000000000030e380 XMM08=78469c664d5b35c800000000003022b0 XMM09=00000000000000000000000000000000 XMM10=20200000000020202020202020200000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000