syzkaller login: [ 39.054847] ------------[ cut here ]------------ [ 39.055646] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.057405] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/233 [ 39.058660] Modules linked in: [ 39.059228] CPU: 0 UID: 104 PID: 233 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 39.060946] Tainted: [W]=WARN [ 39.061424] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.062682] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.063482] 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 [ 39.066221] RSP: 0018:ffff888017527bc0 EFLAGS: 00010286 [ 39.067081] RAX: 0000000000000000 RBX: ffffed1002ea4f78 RCX: ffffffff813a4050 [ 39.068191] RDX: ffff888016930000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.069291] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002ea4f2f [ 39.070393] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.071533] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888017527df8 [ 39.072637] FS: 00007fd454d89900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 39.073877] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.074793] CR2: 00007fff5ff07ef8 CR3: 000000001b2bb000 CR4: 0000000000350ef0 [ 39.075915] Call Trace: [ 39.076315] [ 39.076666] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.077426] ? __create_object+0x59/0x80 [ 39.078089] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.078929] __vmalloc_noprof+0x59/0x60 [ 39.079543] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.080296] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.081100] bpf_prog_alloc+0x39/0x200 [ 39.081698] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.082491] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.083277] do_seccomp+0x349/0x25e0 [ 39.083856] ? find_held_lock+0x2b/0x80 [ 39.084511] ? do_prlimit+0x310/0x610 [ 39.085150] ? __pfx_do_seccomp+0x10/0x10 [ 39.085790] ? do_raw_spin_unlock+0x53/0x220 [ 39.086502] ? _raw_spin_unlock+0x1e/0x40 [ 39.087182] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.087998] ? static_key_count+0x60/0x80 [ 39.088648] prctl_set_seccomp+0x4e/0x70 [ 39.089312] __do_sys_prctl+0xe6c/0x1d70 [ 39.089984] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.090682] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.091522] ? irqentry_exit+0xf3/0x650 [ 39.092179] do_syscall_64+0xbf/0x430 [ 39.092775] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.093595] RIP: 0033:0x7fd45527b5cd [ 39.094204] 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 [ 39.096951] RSP: 002b:00007fff5ff060c0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.098126] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fd45527b5cd [ 39.099238] RDX: 0000564d125e4e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.100340] RBP: 00007fff5ff06120 R08: 0000000000000000 R09: 00007fff5ff057c0 [ 39.101443] R10: 0000000000000000 R11: 0000000000000246 R12: 0000564d2832dad0 [ 39.102546] R13: 00007fff5ff06550 R14: 0000564d2832ebc0 R15: 0000564d2833f780 [ 39.103677] [ 39.104084] irq event stamp: 1803 [ 39.104605] hardirqs last enabled at (1811): [] __up_console_sem+0x78/0x80 [ 39.105918] hardirqs last disabled at (1820): [] __up_console_sem+0x5d/0x80 [ 39.107244] softirqs last enabled at (1292): [] handle_softirqs+0x50c/0x770 [ 39.108579] softirqs last disabled at (1271): [] __irq_exit_rcu+0xc4/0x100 [ 39.109904] ---[ end trace 0000000000000000 ]--- [ 41.914150] ------------[ cut here ]------------ [ 41.915072] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 41.917061] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/243 [ 41.918268] Modules linked in: [ 41.918959] CPU: 1 UID: 104 PID: 243 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 41.920584] Tainted: [W]=WARN [ 41.921165] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 41.922738] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 41.923574] 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 [ 41.926545] RSP: 0018:ffff888016c0fbc0 EFLAGS: 00010286 [ 41.927490] RAX: 0000000000000000 RBX: ffffed1002d81f78 RCX: ffffffff813a4050 [ 41.928580] RDX: ffff88801723b780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 41.929732] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002d81f2f [ 41.930793] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 41.931861] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016c0fdf8 [ 41.932943] FS: 00007efc255f5900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 41.934139] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 41.935019] CR2: 00007efc25ae7580 CR3: 0000000020457000 CR4: 0000000000350ef0 [ 41.936085] Call Trace: [ 41.936467] [ 41.936806] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 41.937543] ? __create_object+0x59/0x80 [ 41.938211] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 41.939029] __vmalloc_noprof+0x59/0x60 [ 41.939628] bpf_prog_alloc_no_stats+0x55/0x470 [ 41.940355] ? __pfx_seccomp_check_filter+0x10/0x10 [ 41.941116] bpf_prog_alloc+0x39/0x200 [ 41.941686] ? __pfx_seccomp_check_filter+0x10/0x10 [ 41.942444] bpf_prog_create_from_user+0xb2/0x2f0 [ 41.943201] do_seccomp+0x349/0x25e0 [ 41.943759] ? __pfx_css_rstat_updated+0x10/0x10 [ 41.944496] ? __pfx_do_seccomp+0x10/0x10 [ 41.945370] ? find_held_lock+0x2b/0x80 [ 41.946077] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 41.947022] ? static_key_count+0x60/0x80 [ 41.947644] prctl_set_seccomp+0x4e/0x70 [ 41.948280] __do_sys_prctl+0xe6c/0x1d70 [ 41.948917] ? __pfx___do_sys_prctl+0x10/0x10 [ 41.949601] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 41.950393] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 41.951206] ? irqentry_exit+0xf3/0x650 [ 41.951807] do_syscall_64+0xbf/0x430 [ 41.952620] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 41.953397] RIP: 0033:0x7efc25ae75cd [ 41.953969] 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 [ 41.956606] RSP: 002b:00007ffd0230e5b0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 41.957723] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007efc25ae75cd [ 41.958797] RDX: 000055d69a887e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 41.959864] RBP: 00007ffd0230e610 R08: 0000000000000000 R09: 00007ffd0230dcb0 [ 41.960933] R10: 0000000000000000 R11: 0000000000000246 R12: 000055d6ac642ad0 [ 41.961987] R13: 00007ffd0230ea40 R14: 000055d6ac643bc0 R15: 000055d6ac654780 [ 41.963068] [ 41.963423] irq event stamp: 1729 [ 41.963955] hardirqs last enabled at (1739): [] __up_console_sem+0x78/0x80 [ 41.965218] hardirqs last disabled at (1748): [] __up_console_sem+0x5d/0x80 [ 41.966475] softirqs last enabled at (1288): [] handle_softirqs+0x50c/0x770 [ 41.967760] softirqs last disabled at (1283): [] __irq_exit_rcu+0xc4/0x100 [ 41.969027] ---[ end trace 0000000000000000 ]--- [ 42.672658] ------------[ cut here ]------------ [ 42.673574] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.675644] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/250 [ 42.677302] Modules linked in: [ 42.677992] CPU: 1 UID: 104 PID: 250 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 42.679943] Tainted: [W]=WARN [ 42.680491] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.681935] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.682787] 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 [ 42.685933] RSP: 0018:ffff88800e417bc0 EFLAGS: 00010286 [ 42.686861] RAX: 0000000000000000 RBX: ffffed1001c82f78 RCX: ffffffff813a4050 [ 42.688177] RDX: ffff888018768000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.689444] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1001c82f2f [ 42.690713] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.691989] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800e417df8 [ 42.693252] FS: 00007f5b84778900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 42.694674] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.695731] CR2: 00007ffe22c11ef8 CR3: 000000001cab6000 CR4: 0000000000350ef0 [ 42.697012] Call Trace: [ 42.697458] [ 42.697858] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.698759] ? __create_object+0x59/0x80 [ 42.699549] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.700521] __vmalloc_noprof+0x59/0x60 [ 42.701289] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.702147] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.703080] bpf_prog_alloc+0x39/0x200 [ 42.703761] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.704682] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.705575] do_seccomp+0x349/0x25e0 [ 42.706289] ? find_held_lock+0x2b/0x80 [ 42.707069] ? do_prlimit+0x310/0x610 [ 42.707758] ? __pfx_do_seccomp+0x10/0x10 [ 42.708541] ? do_raw_spin_unlock+0x53/0x220 [ 42.709367] ? _raw_spin_unlock+0x1e/0x40 [ 42.710151] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.711123] ? static_key_count+0x60/0x80 [ 42.711857] prctl_set_seccomp+0x4e/0x70 [ 42.712627] __do_sys_prctl+0xe6c/0x1d70 [ 42.713421] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.714289] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.715306] ? irqentry_exit+0xf3/0x650 [ 42.716076] do_syscall_64+0xbf/0x430 [ 42.716769] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.717724] RIP: 0033:0x7f5b84c6a5cd [ 42.718449] 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 [ 42.721689] RSP: 002b:00007ffe22c103c0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.723092] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f5b84c6a5cd [ 42.724399] RDX: 00005583c8f0be00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.725690] RBP: 00007ffe22c10420 R08: 0000000000000000 R09: 00007ffe22c0fac0 [ 42.727024] R10: 0000000000000000 R11: 0000000000000246 R12: 0000558408d56ad0 [ 42.728328] R13: 00007ffe22c10850 R14: 0000558408d57bc0 R15: 0000558408d68780 [ 42.729642] [ 42.730122] irq event stamp: 1839 [ 42.730741] hardirqs last enabled at (1847): [] __up_console_sem+0x78/0x80 [ 42.732294] hardirqs last disabled at (1856): [] __up_console_sem+0x5d/0x80 [ 42.733852] softirqs last enabled at (1816): [] handle_softirqs+0x50c/0x770 [ 42.735408] softirqs last disabled at (1811): [] __irq_exit_rcu+0xc4/0x100 [ 42.736680] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:65393' (ECDSA) to the list of known hosts. 2025/11/18 02:58:12 fuzzer started 2025/11/18 02:58:12 dialing manager at localhost:37895 2025/11/18 02:58:12 checking machine... 2025/11/18 02:58:12 checking revisions... [ 43.461034] kmemleak: Automatic memory scanning thread ended 2025/11/18 02:58:12 testing simple program... [ 43.535758] cgroup: Unknown subsys name 'net' [ 43.585428] cgroup: Unknown subsys name 'cpuset' [ 43.597728] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 02:58:11 Registers: info registers vcpu 0 RAX=1ffff11001d97c57 RBX=ffff88800ecbe2b8 RCX=ffff88800a175520 RDX=1ffff11001bf5632 RSI=ffffffff885b6f10 RDI=ffff88800dcbd070 RBP=ffff88800a17b508 RSP=ffff888015cdf958 R8 =0000000000000000 R9 =ffff88800dfab190 R10=0000000000000003 R11=0000000000000001 R12=ffff88800dcbd068 R13=dffffc0000000000 R14=ffff88800dcbd758 R15=0000000000000286 RIP=ffffffff84c2cf5c RFL=00000046 [---Z-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 00007efc255f5900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe5a00000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=000055d6ac658b88 CR3=000000001ca75000 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=0000000000000001 RBX=0000000000000001 RCX=dfb8078e475e76a4 RDX=0000000085cb9a3e RSI=000000008301a466 RDI=0000000081125d94 RBP=ffff88806cf08ac8 RSP=ffff88806cf089f0 R8 =0000000000000001 R9 =0000000000000000 R10=0000000000000001 R11=0000000000000001 R12=0000000000000000 R13=ffff88806cf08ab8 R14=ffff888017119bc0 R15=ffff88806cf08a70 RIP=ffffffff84c721be RFL=00000246 [---Z-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 00007f2bf6072700 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe6300000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fdba9188420 CR3=000000000e726000 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=6d6f72662064657463656e6e6f637369 XMM02=2e303120746f6f722072657375206d6f XMM03=3a5d3034325b646873732031313a3835 XMM04=6456774875434142334f726f59427469 XMM05=485320415352203a3268737320323839 XMM06=206d6f726620746f6f7220726f662079 XMM07=00000000000000000000000000000000 XMM08=3a677562656420676f6c737973720000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000