syzkaller login: [ 46.181020] ------------[ cut here ]------------ [ 46.181938] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 46.183996] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/233 [ 46.185468] Modules linked in: [ 46.186076] CPU: 0 UID: 104 PID: 233 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 46.188366] Tainted: [W]=WARN [ 46.188937] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 46.190470] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 46.191399] 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 [ 46.194540] RSP: 0018:ffff888016d07bc0 EFLAGS: 00010286 [ 46.195538] RAX: 0000000000000000 RBX: ffffed1002da0f78 RCX: ffffffff813a4050 [ 46.196811] RDX: ffff888019d58000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 46.198094] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002da0f2f [ 46.199377] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 46.200660] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016d07df8 [ 46.201926] FS: 00007f7e442de900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 46.203362] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.204437] CR2: 00007ffcc0252ef8 CR3: 000000000dc4c000 CR4: 0000000000350ef0 [ 46.205724] Call Trace: [ 46.206184] [ 46.206625] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 46.207537] ? __create_object+0x59/0x80 [ 46.208313] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 46.209295] __vmalloc_noprof+0x59/0x60 [ 46.210000] bpf_prog_alloc_no_stats+0x55/0x470 [ 46.210871] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.211791] bpf_prog_alloc+0x39/0x200 [ 46.212535] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.213480] bpf_prog_create_from_user+0xb2/0x2f0 [ 46.214386] do_seccomp+0x349/0x25e0 [ 46.215071] ? find_held_lock+0x2b/0x80 [ 46.215834] ? do_prlimit+0x310/0x610 [ 46.216584] ? __pfx_do_seccomp+0x10/0x10 [ 46.217367] ? do_raw_spin_unlock+0x53/0x220 [ 46.218152] ? _raw_spin_unlock+0x1e/0x40 [ 46.218935] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 46.219895] ? static_key_count+0x60/0x80 [ 46.220689] prctl_set_seccomp+0x4e/0x70 [ 46.221775] __do_sys_prctl+0xe6c/0x1d70 [ 46.222567] ? __pfx___do_sys_prctl+0x10/0x10 [ 46.223437] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 46.224411] ? irqentry_exit+0xf3/0x650 [ 46.225129] do_syscall_64+0xbf/0x430 [ 46.225868] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 46.226834] RIP: 0033:0x7f7e447d05cd [ 46.227534] 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 [ 46.230713] RSP: 002b:00007ffcc0251df0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 46.232101] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f7e447d05cd [ 46.233375] RDX: 000055b2905a1e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 46.234760] RBP: 00007ffcc0251e50 R08: 0000000000000000 R09: 00007ffcc02514f0 [ 46.236031] R10: 0000000000000000 R11: 0000000000000246 R12: 000055b2980bdad0 [ 46.237324] R13: 00007ffcc0252280 R14: 000055b2980bebc0 R15: 000055b2980cf780 [ 46.238595] [ 46.239027] irq event stamp: 1767 [ 46.239672] hardirqs last enabled at (1777): [] __up_console_sem+0x78/0x80 [ 46.241170] hardirqs last disabled at (1786): [] __up_console_sem+0x5d/0x80 [ 46.242684] softirqs last enabled at (1746): [] handle_softirqs+0x50c/0x770 [ 46.244230] softirqs last disabled at (1807): [] __irq_exit_rcu+0xc4/0x100 [ 46.245711] ---[ end trace 0000000000000000 ]--- [ 49.070134] ------------[ cut here ]------------ [ 49.070911] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.072542] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/240 [ 49.073923] Modules linked in: [ 49.074551] CPU: 1 UID: 104 PID: 240 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 49.076177] Tainted: [W]=WARN [ 49.076667] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.077860] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.078614] 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 [ 49.081220] RSP: 0018:ffff888017387bc0 EFLAGS: 00010286 [ 49.081982] RAX: 0000000000000000 RBX: ffffed1002e70f78 RCX: ffffffff813a4050 [ 49.083038] RDX: ffff88801be9b780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.084088] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002e70f2f [ 49.085131] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 49.086178] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888017387df8 [ 49.087274] FS: 00007f16f75be900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 49.088465] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.089328] CR2: 00007fff51042ef8 CR3: 0000000013803000 CR4: 0000000000350ef0 [ 49.090375] Call Trace: [ 49.090755] [ 49.091099] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 49.091837] ? __create_object+0x59/0x80 [ 49.092483] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.093273] __vmalloc_noprof+0x59/0x60 [ 49.093854] bpf_prog_alloc_no_stats+0x55/0x470 [ 49.094571] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.095340] bpf_prog_alloc+0x39/0x200 [ 49.095910] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.096669] bpf_prog_create_from_user+0xb2/0x2f0 [ 49.097412] do_seccomp+0x349/0x25e0 [ 49.097964] ? find_held_lock+0x2b/0x80 [ 49.098587] ? do_prlimit+0x310/0x610 [ 49.099177] ? __pfx_do_seccomp+0x10/0x10 [ 49.099828] ? do_raw_spin_unlock+0x53/0x220 [ 49.100519] ? _raw_spin_unlock+0x1e/0x40 [ 49.101118] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 49.101908] ? static_key_count+0x60/0x80 [ 49.102567] prctl_set_seccomp+0x4e/0x70 [ 49.103182] __do_sys_prctl+0xe6c/0x1d70 [ 49.103826] ? __pfx___do_sys_prctl+0x10/0x10 [ 49.104530] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 49.105330] ? irqentry_exit+0xf3/0x650 [ 49.105919] do_syscall_64+0xbf/0x430 [ 49.106526] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.107321] RIP: 0033:0x7f16f7ab05cd [ 49.107866] 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 [ 49.110877] RSP: 002b:00007fff51040f50 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 49.112132] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f16f7ab05cd [ 49.113257] RDX: 000055b0f2e71e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 49.114483] RBP: 00007fff51040fb0 R08: 0000000000000000 R09: 00007fff51040650 [ 49.115644] R10: 0000000000000000 R11: 0000000000000246 R12: 000055b12442dad0 [ 49.116693] R13: 00007fff510413e0 R14: 000055b12442ebc0 R15: 000055b12443f780 [ 49.117726] [ 49.118064] irq event stamp: 1903 [ 49.118582] hardirqs last enabled at (1913): [] __up_console_sem+0x78/0x80 [ 49.119823] hardirqs last disabled at (1922): [] __up_console_sem+0x5d/0x80 [ 49.121111] softirqs last enabled at (1824): [] handle_softirqs+0x50c/0x770 [ 49.122564] softirqs last disabled at (1819): [] __irq_exit_rcu+0xc4/0x100 [ 49.124251] ---[ end trace 0000000000000000 ]--- [ 49.752835] ------------[ cut here ]------------ [ 49.753811] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.755923] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/248 [ 49.757442] Modules linked in: [ 49.758047] CPU: 1 UID: 104 PID: 248 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 49.760135] Tainted: [W]=WARN [ 49.760757] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.762289] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.763259] 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 [ 49.766584] RSP: 0018:ffff8880154efbc0 EFLAGS: 00010286 [ 49.767641] RAX: 0000000000000000 RBX: ffffed1002a9df78 RCX: ffffffff813a4050 [ 49.768958] RDX: ffff88800f48d340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.770323] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002a9df2f [ 49.771637] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 49.772919] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880154efdf8 [ 49.774216] FS: 00007fd4134d9900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 49.775660] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.776717] CR2: 00007fffe91bdef8 CR3: 000000000cfa8000 CR4: 0000000000350ef0 [ 49.777999] Call Trace: [ 49.778504] [ 49.778928] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 49.779818] ? __create_object+0x59/0x80 [ 49.780608] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.781570] __vmalloc_noprof+0x59/0x60 [ 49.782324] bpf_prog_alloc_no_stats+0x55/0x470 [ 49.783159] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.784090] bpf_prog_alloc+0x39/0x200 [ 49.784824] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.785746] bpf_prog_create_from_user+0xb2/0x2f0 [ 49.786646] do_seccomp+0x349/0x25e0 [ 49.787380] ? find_held_lock+0x2b/0x80 [ 49.788095] ? do_prlimit+0x310/0x610 [ 49.788836] ? __pfx_do_seccomp+0x10/0x10 [ 49.789623] ? do_raw_spin_unlock+0x53/0x220 [ 49.790453] ? _raw_spin_unlock+0x1e/0x40 [ 49.791238] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 49.792153] ? static_key_count+0x60/0x80 [ 49.792951] prctl_set_seccomp+0x4e/0x70 [ 49.793719] __do_sys_prctl+0xe6c/0x1d70 [ 49.794496] ? __pfx___do_sys_prctl+0x10/0x10 [ 49.795359] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 49.796321] ? irqentry_exit+0xf3/0x650 [ 49.797042] do_syscall_64+0xbf/0x430 [ 49.797775] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.798736] RIP: 0033:0x7fd4139cb5cd [ 49.799447] 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 [ 49.802602] RSP: 002b:00007fffe91bb7b0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 49.803978] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fd4139cb5cd [ 49.805278] RDX: 000055b38509ee00 RSI: 0000000000000002 RDI: 0000000000000016 [ 49.806555] RBP: 00007fffe91bb810 R08: 0000000000000000 R09: 00007fffe91baeb0 [ 49.808058] R10: 0000000000000000 R11: 0000000000000246 R12: 000055b3bd612240 [ 49.809708] R13: 00007fffe91bbc40 R14: 000055b3bd61b380 R15: 000055b3bd626540 [ 49.811232] [ 49.811652] irq event stamp: 1737 [ 49.812172] hardirqs last enabled at (1745): [] __up_console_sem+0x78/0x80 [ 49.813495] hardirqs last disabled at (1756): [] __up_console_sem+0x5d/0x80 [ 49.814834] softirqs last enabled at (1638): [] handle_softirqs+0x50c/0x770 [ 49.816177] softirqs last disabled at (1633): [] __irq_exit_rcu+0xc4/0x100 [ 49.817500] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:32187' (ECDSA) to the list of known hosts. 2025/11/18 04:06:11 fuzzer started 2025/11/18 04:06:12 dialing manager at localhost:37895 2025/11/18 04:06:12 checking machine... 2025/11/18 04:06:12 checking revisions... [ 50.719165] kmemleak: Automatic memory scanning thread ended 2025/11/18 04:06:12 testing simple program... [ 50.803493] cgroup: Unknown subsys name 'net' [ 50.860615] cgroup: Unknown subsys name 'cpuset' [ 50.871159] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 04:06:11 Registers: info registers vcpu 0 RAX=0000000000000001 RBX=ffff8880e538f000 RCX=0000000000000001 RDX=0000000000000000 RSI=ffffffff8135e7a2 RDI=ffff88806ce31cd0 RBP=ffffffff85e1ffe0 RSP=ffff88801540f8d8 R8 =0000000000000001 R9 =ffff88801540f9e0 R10=000000000003c9ed R11=000000000000a9e3 R12=ffffffff8135e7a2 R13=ffff88801540f9e8 R14=ffff88801540feb8 R15=ffff88801540f9a0 RIP=ffffffff815bcfc4 RFL=00000286 [--S--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 00007f16f75be900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe0100000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f16f759d020 CR3=000000001ff6c000 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=00000000000245a7 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 fffffe6300000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffe8e032e48 CR3=000000000e88b000 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=36303a343020383120766f4e3e36383c XMM01=7365733a646873732878696e755f6d61 XMM02=736f6c63206e6f6973736573203a296e XMM03=5f6d6170203a5d3933325b6468737320 XMM04=6456774875434142334f726f59427469 XMM05=485320415352203a3268737320363330 XMM06=206d6f726620746f6f7220726f662079 XMM07=00000000000000000000000000000000 XMM08=3a677562656420676f6c737973720000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000