syzkaller login: [ 46.199344] ------------[ cut here ]------------ [ 46.200283] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 46.202309] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/234 [ 46.203751] Modules linked in: [ 46.204334] CPU: 1 UID: 104 PID: 234 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 46.206326] Tainted: [W]=WARN [ 46.206928] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 46.208415] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 46.209322] 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 [ 46.212685] RSP: 0018:ffff88801a3dfbc0 EFLAGS: 00010286 [ 46.213666] RAX: 0000000000000000 RBX: ffffed100347bf78 RCX: ffffffff813a4050 [ 46.214930] RDX: ffff888015fe0000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 46.216208] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed100347bf2f [ 46.217477] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 46.218747] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801a3dfdf8 [ 46.220051] FS: 00007f0379ff5900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 46.221491] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.222540] CR2: 00007f037a4e7580 CR3: 0000000014102000 CR4: 0000000000350ef0 [ 46.223842] Call Trace: [ 46.224310] [ 46.224772] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 46.225661] ? __create_object+0x59/0x80 [ 46.226398] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 46.227358] __vmalloc_noprof+0x59/0x60 [ 46.228115] bpf_prog_alloc_no_stats+0x55/0x470 [ 46.228987] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.229903] bpf_prog_alloc+0x39/0x200 [ 46.230627] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.231539] bpf_prog_create_from_user+0xb2/0x2f0 [ 46.232415] do_seccomp+0x349/0x25e0 [ 46.233140] ? __pfx_css_rstat_updated+0x10/0x10 [ 46.234039] ? __pfx_do_seccomp+0x10/0x10 [ 46.234838] ? find_held_lock+0x2b/0x80 [ 46.235608] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 46.236586] ? static_key_count+0x60/0x80 [ 46.237334] prctl_set_seccomp+0x4e/0x70 [ 46.238115] __do_sys_prctl+0xe6c/0x1d70 [ 46.238894] ? __pfx___do_sys_prctl+0x10/0x10 [ 46.239759] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 46.240713] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 46.241679] ? irqentry_exit+0xf3/0x650 [ 46.242406] do_syscall_64+0xbf/0x430 [ 46.243142] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 46.244094] RIP: 0033:0x7f037a4e75cd [ 46.244797] 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 [ 46.247996] RSP: 002b:00007ffc2f17b2d0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 46.249349] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f037a4e75cd [ 46.250617] RDX: 0000563c7e38de00 RSI: 0000000000000002 RDI: 0000000000000016 [ 46.251890] RBP: 00007ffc2f17b330 R08: 0000000000000000 R09: 00007ffc2f17a9d0 [ 46.253144] R10: 0000000000000000 R11: 0000000000000246 R12: 0000563c9cbb42b0 [ 46.254418] R13: 00007ffc2f17b760 R14: 0000563c9cbb6d20 R15: 0000563c9cbc88d0 [ 46.255744] [ 46.256158] irq event stamp: 1739 [ 46.256800] hardirqs last enabled at (1749): [] __up_console_sem+0x78/0x80 [ 46.258301] hardirqs last disabled at (1758): [] __up_console_sem+0x5d/0x80 [ 46.259809] softirqs last enabled at (1370): [] handle_softirqs+0x50c/0x770 [ 46.261345] softirqs last disabled at (1365): [] __irq_exit_rcu+0xc4/0x100 [ 46.262852] ---[ end trace 0000000000000000 ]--- [ 48.912347] ------------[ cut here ]------------ [ 48.913277] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 48.915338] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/241 [ 48.916820] Modules linked in: [ 48.917424] CPU: 1 UID: 104 PID: 241 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 48.919716] Tainted: [W]=WARN [ 48.920289] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 48.921861] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 48.922798] 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 [ 48.926049] RSP: 0018:ffff88801a65fbc0 EFLAGS: 00010286 [ 48.927051] RAX: 0000000000000000 RBX: ffffed10034cbf78 RCX: ffffffff813a4050 [ 48.928363] RDX: ffff88800f699bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 48.929649] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10034cbf2f [ 48.930958] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 48.932280] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801a65fdf8 [ 48.933597] FS: 00007f3518f09900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 48.935081] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 48.936183] CR2: 00007fff7449bef7 CR3: 000000000dd01000 CR4: 0000000000350ef0 [ 48.937502] Call Trace: [ 48.937973] [ 48.938394] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 48.939308] ? __create_object+0x59/0x80 [ 48.940107] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 48.941080] __vmalloc_noprof+0x59/0x60 [ 48.941857] bpf_prog_alloc_no_stats+0x55/0x470 [ 48.942739] ? __pfx_seccomp_check_filter+0x10/0x10 [ 48.943692] bpf_prog_alloc+0x39/0x200 [ 48.944401] ? __pfx_seccomp_check_filter+0x10/0x10 [ 48.945346] bpf_prog_create_from_user+0xb2/0x2f0 [ 48.946247] do_seccomp+0x349/0x25e0 [ 48.946972] ? find_held_lock+0x2b/0x80 [ 48.947762] ? do_prlimit+0x310/0x610 [ 48.948509] ? __pfx_do_seccomp+0x10/0x10 [ 48.949252] ? do_raw_spin_unlock+0x53/0x220 [ 48.950104] ? _raw_spin_unlock+0x1e/0x40 [ 48.950895] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 48.951885] ? static_key_count+0x60/0x80 [ 48.952705] prctl_set_seccomp+0x4e/0x70 [ 48.953440] __do_sys_prctl+0xe6c/0x1d70 [ 48.954231] ? __pfx___do_sys_prctl+0x10/0x10 [ 48.955080] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 48.956077] ? irqentry_exit+0xf3/0x650 [ 48.956843] do_syscall_64+0xbf/0x430 [ 48.957592] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 48.958564] RIP: 0033:0x7f35193fb5cd [ 48.959216] 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 [ 48.962462] RSP: 002b:00007fff7449ae40 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 48.963841] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f35193fb5cd [ 48.965127] RDX: 00005642b04d2e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 48.966430] RBP: 00007fff7449aea0 R08: 0000000000000000 R09: 00007fff7449a540 [ 48.967757] R10: 0000000000000000 R11: 0000000000000246 R12: 00005642de151ad0 [ 48.969044] R13: 00007fff7449b2d0 R14: 00005642de152bc0 R15: 00005642de163780 [ 48.970364] [ 48.970832] irq event stamp: 1797 [ 48.971489] hardirqs last enabled at (1807): [] __up_console_sem+0x78/0x80 [ 48.973019] hardirqs last disabled at (1816): [] __up_console_sem+0x5d/0x80 [ 48.974559] softirqs last enabled at (1398): [] handle_softirqs+0x50c/0x770 [ 48.976064] softirqs last disabled at (1393): [] __irq_exit_rcu+0xc4/0x100 [ 48.977320] ---[ end trace 0000000000000000 ]--- [ 49.686540] ------------[ cut here ]------------ [ 49.687500] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.690325] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/248 [ 49.691934] Modules linked in: [ 49.692625] CPU: 0 UID: 104 PID: 248 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 49.694705] Tainted: [W]=WARN [ 49.695293] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.696884] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.697881] 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 [ 49.701250] RSP: 0018:ffff8880167c7bc0 EFLAGS: 00010286 [ 49.702292] RAX: 0000000000000000 RBX: ffffed1002cf8f78 RCX: ffffffff813a4050 [ 49.703685] RDX: ffff88801a2b8000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.705050] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002cf8f2f [ 49.706388] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 49.707767] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880167c7df8 [ 49.709129] FS: 00007f5a0ddcc900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 49.710669] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.711829] CR2: 00007ffdf46ddef7 CR3: 000000001cc79000 CR4: 0000000000350ef0 [ 49.713173] Call Trace: [ 49.713730] [ 49.714180] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 49.715129] ? __create_object+0x59/0x80 [ 49.715980] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.717016] __vmalloc_noprof+0x59/0x60 [ 49.717828] bpf_prog_alloc_no_stats+0x55/0x470 [ 49.718776] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.719785] bpf_prog_alloc+0x39/0x200 [ 49.720577] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.721573] bpf_prog_create_from_user+0xb2/0x2f0 [ 49.722537] do_seccomp+0x349/0x25e0 [ 49.723246] ? find_held_lock+0x2b/0x80 [ 49.724073] ? do_prlimit+0x310/0x610 [ 49.724879] ? __pfx_do_seccomp+0x10/0x10 [ 49.725724] ? do_raw_spin_unlock+0x53/0x220 [ 49.726627] ? _raw_spin_unlock+0x1e/0x40 [ 49.727402] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 49.728426] ? static_key_count+0x60/0x80 [ 49.729281] prctl_set_seccomp+0x4e/0x70 [ 49.730107] __do_sys_prctl+0xe6c/0x1d70 [ 49.730961] ? __pfx___do_sys_prctl+0x10/0x10 [ 49.731901] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 49.732922] ? irqentry_exit+0xf3/0x650 [ 49.733732] do_syscall_64+0xbf/0x430 [ 49.734523] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.735524] RIP: 0033:0x7f5a0e2be5cd [ 49.736220] 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 [ 49.739552] RSP: 002b:00007ffdf46db650 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 49.741033] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f5a0e2be5cd [ 49.742391] RDX: 0000561107d97e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 49.743762] RBP: 00007ffdf46db6b0 R08: 0000000000000000 R09: 00007ffdf46dad50 [ 49.745124] R10: 0000000000000000 R11: 0000000000000246 R12: 0000561114a1aad0 [ 49.746479] R13: 00007ffdf46dbae0 R14: 0000561114a1bbc0 R15: 0000561114a2c780 [ 49.747885] [ 49.748341] irq event stamp: 1749 [ 49.749038] hardirqs last enabled at (1759): [] __up_console_sem+0x78/0x80 [ 49.750667] hardirqs last disabled at (1768): [] __up_console_sem+0x5d/0x80 [ 49.752288] softirqs last enabled at (1672): [] handle_softirqs+0x50c/0x770 [ 49.753272] softirqs last disabled at (1667): [] __irq_exit_rcu+0xc4/0x100 [ 49.754223] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:59287' (ECDSA) to the list of known hosts. 2025/11/17 11:29:03 fuzzer started 2025/11/17 11:29:03 dialing manager at localhost:37895 2025/11/17 11:29:03 checking machine... 2025/11/17 11:29:03 checking revisions... [ 50.629908] kmemleak: Automatic memory scanning thread ended 2025/11/17 11:29:03 testing simple program... [ 50.728608] cgroup: Unknown subsys name 'net' [ 50.812357] cgroup: Unknown subsys name 'cpuset' [ 50.834792] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 11:29:02 Registers: info registers vcpu 0 RAX=ffff88800f579500 RBX=0000000000000001 RCX=0000000000000001 RDX=ffff88801735fa01 RSI=ffff88801735fac0 RDI=ffff88801735fac0 RBP=ffff88801735f468 RSP=ffff88801735f3a0 R8 =0000000000000001 R9 =ffff88801735f450 R10=000000000003c9ed R11=0000000000022f7c R12=ffff88801735f470 R13=ffff88801735f458 R14=ffff88801735fac0 R15=ffff88801735f410 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 00007f3518f09900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe4500000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f3518eb3008 CR3=000000001ce3a000 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=0000000000028ba1 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=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 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe5300000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffdb0d26a38 CR3=0000000019892000 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=39323a313120373120766f4e3e36383c XMM01=7365733a646873732878696e755f6d61 XMM02=736f6c63206e6f6973736573203a296e XMM03=5f6d6170203a5d3034325b6468737320 XMM04=6456774875434142334f726f59427469 XMM05=485320415352203a3268737320363335 XMM06=206d6f726620746f6f7220726f662079 XMM07=00000000000000000000000000000000 XMM08=3a677562656420676f6c737973720000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000