syzkaller login: [ 39.286899] ------------[ cut here ]------------ [ 39.287801] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.289783] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/231 [ 39.291458] Modules linked in: [ 39.292038] CPU: 0 UID: 104 PID: 231 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 39.294052] Tainted: [W]=WARN [ 39.294640] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.296084] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.296984] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 40 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 30 7b 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 [ 39.300105] RSP: 0018:ffff88801708fbc0 EFLAGS: 00010286 [ 39.301061] RAX: 0000000000000000 RBX: ffffed1002e11f78 RCX: ffffffff813a4050 [ 39.302342] RDX: ffff888015e23780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.303596] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002e11f2f [ 39.304850] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.306114] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801708fdf8 [ 39.307370] FS: 00007f7f73c69900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 39.308771] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.309817] CR2: 00007ffdd0ddbef7 CR3: 0000000017697000 CR4: 0000000000350ef0 [ 39.311076] Call Trace: [ 39.311576] [ 39.311980] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.312860] ? __create_object+0x59/0x80 [ 39.313635] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.314586] __vmalloc_noprof+0x59/0x60 [ 39.315283] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.316144] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.317047] bpf_prog_alloc+0x39/0x200 [ 39.317779] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.318689] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.319581] do_seccomp+0x349/0x25e0 [ 39.320243] ? find_held_lock+0x2b/0x80 [ 39.320983] ? do_prlimit+0x310/0x610 [ 39.321714] ? __pfx_do_seccomp+0x10/0x10 [ 39.322483] ? do_raw_spin_unlock+0x53/0x220 [ 39.323255] ? _raw_spin_unlock+0x1e/0x40 [ 39.324014] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.324953] ? static_key_count+0x60/0x80 [ 39.325757] prctl_set_seccomp+0x4e/0x70 [ 39.326515] __do_sys_prctl+0xe6c/0x1d70 [ 39.327237] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.328082] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.329034] ? irqentry_exit+0xf3/0x650 [ 39.329790] do_syscall_64+0xbf/0x430 [ 39.330512] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.331445] RIP: 0033:0x7f7f7415b5cd [ 39.332092] 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 [ 39.335210] RSP: 002b:00007ffdd0dda980 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.336548] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f7f7415b5cd [ 39.337821] RDX: 0000556caee54e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.339075] RBP: 00007ffdd0dda9e0 R08: 0000000000000000 R09: 00007ffdd0dda080 [ 39.340352] R10: 0000000000000000 R11: 0000000000000246 R12: 0000556cea9bdad0 [ 39.341613] R13: 00007ffdd0ddae10 R14: 0000556cea9bebc0 R15: 0000556cea9cf780 [ 39.342881] [ 39.343302] irq event stamp: 1773 [ 39.343921] hardirqs last enabled at (1783): [] __up_console_sem+0x78/0x80 [ 39.345415] hardirqs last disabled at (1792): [] __up_console_sem+0x5d/0x80 [ 39.346901] softirqs last enabled at (1742): [] handle_softirqs+0x50c/0x770 [ 39.348406] softirqs last disabled at (1737): [] __irq_exit_rcu+0xc4/0x100 [ 39.349910] ---[ end trace 0000000000000000 ]--- [ 42.242119] ------------[ cut here ]------------ [ 42.243050] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.245029] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/240 [ 42.246557] Modules linked in: [ 42.247151] CPU: 0 UID: 104 PID: 240 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 42.249130] Tainted: [W]=WARN [ 42.249736] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.251206] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.252119] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 40 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 30 7b 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 [ 42.255310] RSP: 0018:ffff888016a67bc0 EFLAGS: 00010286 [ 42.256289] RAX: 0000000000000000 RBX: ffffed1002d4cf78 RCX: ffffffff813a4050 [ 42.257574] RDX: ffff888015e21bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.258859] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002d4cf2f [ 42.260154] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.261452] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016a67df8 [ 42.262741] FS: 00007f9d67f92900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 42.264196] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.265262] CR2: 00007f9d68484580 CR3: 0000000015da5000 CR4: 0000000000350ef0 [ 42.266557] Call Trace: [ 42.267023] [ 42.267490] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.268377] ? __create_object+0x59/0x80 [ 42.269101] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.270096] __vmalloc_noprof+0x59/0x60 [ 42.270867] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.271754] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.272693] bpf_prog_alloc+0x39/0x200 [ 42.273443] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.274374] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.275233] do_seccomp+0x349/0x25e0 [ 42.275951] ? __pfx_css_rstat_updated+0x10/0x10 [ 42.276866] ? __pfx_do_seccomp+0x10/0x10 [ 42.277672] ? find_held_lock+0x2b/0x80 [ 42.278440] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.279422] ? static_key_count+0x60/0x80 [ 42.280190] prctl_set_seccomp+0x4e/0x70 [ 42.280966] __do_sys_prctl+0xe6c/0x1d70 [ 42.281774] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.282639] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.283618] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.284586] ? irqentry_exit+0xf3/0x650 [ 42.285302] do_syscall_64+0xbf/0x430 [ 42.286068] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.287018] RIP: 0033:0x7f9d684845cd [ 42.287723] 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 [ 42.290910] RSP: 002b:00007ffe2b199a50 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.292280] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f9d684845cd [ 42.293594] RDX: 0000564fba605e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.294888] RBP: 00007ffe2b199ab0 R08: 0000000000000000 R09: 00007ffe2b199150 [ 42.296161] R10: 0000000000000000 R11: 0000000000000246 R12: 0000564ff480f2b0 [ 42.297453] R13: 00007ffe2b199ee0 R14: 0000564ff4811d20 R15: 0000564ff48238d0 [ 42.298755] [ 42.299184] irq event stamp: 1707 [ 42.299831] hardirqs last enabled at (1717): [] __up_console_sem+0x78/0x80 [ 42.301380] hardirqs last disabled at (1726): [] __up_console_sem+0x5d/0x80 [ 42.302905] softirqs last enabled at (1696): [] handle_softirqs+0x50c/0x770 [ 42.304460] softirqs last disabled at (1691): [] __irq_exit_rcu+0xc4/0x100 [ 42.305980] ---[ end trace 0000000000000000 ]--- [ 42.936779] ------------[ cut here ]------------ [ 42.937735] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.939912] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/248 [ 42.941400] Modules linked in: [ 42.941990] CPU: 0 UID: 104 PID: 248 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 42.943985] Tainted: [W]=WARN [ 42.944573] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.946037] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.946973] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 40 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 30 7b 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 [ 42.950133] RSP: 0018:ffff88801727fbc0 EFLAGS: 00010286 [ 42.951093] RAX: 0000000000000000 RBX: ffffed1002e4ff78 RCX: ffffffff813a4050 [ 42.952375] RDX: ffff888016525340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.953668] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002e4ff2f [ 42.954958] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.956250] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801727fdf8 [ 42.957526] FS: 00007f934d808900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 42.958972] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.960033] CR2: 00007fffa705aef7 CR3: 0000000009dcd000 CR4: 0000000000350ef0 [ 42.961312] Call Trace: [ 42.961821] [ 42.962220] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.963112] ? __create_object+0x59/0x80 [ 42.963885] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.964842] __vmalloc_noprof+0x59/0x60 [ 42.965621] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.966493] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.967414] bpf_prog_alloc+0x39/0x200 [ 42.968104] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.969016] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.969935] do_seccomp+0x349/0x25e0 [ 42.970660] ? find_held_lock+0x2b/0x80 [ 42.971421] ? do_prlimit+0x310/0x610 [ 42.972126] ? __pfx_do_seccomp+0x10/0x10 [ 42.972907] ? do_raw_spin_unlock+0x53/0x220 [ 42.973757] ? _raw_spin_unlock+0x1e/0x40 [ 42.974547] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.975522] ? static_key_count+0x60/0x80 [ 42.976271] prctl_set_seccomp+0x4e/0x70 [ 42.977047] __do_sys_prctl+0xe6c/0x1d70 [ 42.977848] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.978711] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.979691] ? irqentry_exit+0xf3/0x650 [ 42.980470] do_syscall_64+0xbf/0x430 [ 42.981159] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.982115] RIP: 0033:0x7f934dcfa5cd [ 42.982808] 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 [ 42.986010] RSP: 002b:00007fffa7058d50 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.987385] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f934dcfa5cd [ 42.988639] RDX: 0000558c1c75fe00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.989907] RBP: 00007fffa7058db0 R08: 0000000000000000 R09: 00007fffa7058450 [ 42.991158] R10: 0000000000000000 R11: 0000000000000246 R12: 0000558c42724ad0 [ 42.992407] R13: 00007fffa70591e0 R14: 0000558c42725bc0 R15: 0000558c42736780 [ 42.993940] [ 42.994440] irq event stamp: 1791 [ 42.995043] hardirqs last enabled at (1799): [] __up_console_sem+0x78/0x80 [ 42.996585] hardirqs last disabled at (1808): [] __up_console_sem+0x5d/0x80 [ 42.998061] softirqs last enabled at (1712): [] handle_softirqs+0x50c/0x770 [ 42.999359] softirqs last disabled at (1707): [] __irq_exit_rcu+0xc4/0x100 [ 43.000620] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:33507' (ECDSA) to the list of known hosts. 2025/11/18 20:11:01 fuzzer started 2025/11/18 20:11:02 dialing manager at localhost:34383 2025/11/18 20:11:02 checking machine... 2025/11/18 20:11:02 checking revisions... [ 43.953946] kmemleak: Automatic memory scanning thread ended 2025/11/18 20:11:02 testing simple program... [ 44.048574] cgroup: Unknown subsys name 'net' [ 44.136444] cgroup: Unknown subsys name 'cpuset' [ 44.150073] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 20:11:01 Registers: info registers vcpu 0 RAX=0000000000000002 RBX=0000000000000001 RCX=ffffffff86aaa498 RDX=0000000000000000 RSI=0000000000000001 RDI=0000000000000001 RBP=ffff888019897728 RSP=ffff888019897660 R8 =ffffffff86aaa49c R9 =0000000000000000 R10=000000000003c9ed R11=0000000000023084 R12=ffff888019897730 R13=ffff888019897718 R14=ffff888019897da8 R15=ffff8880198976d0 RIP=ffffffff8135e986 RFL=00000297 [--S-APC] 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 00007f9d67f92900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe5000000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f9d67f61008 CR3=000000000e5a1000 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=000000000001eedf RBX=0000000000000001 RCX=ffffffff84c72d57 RDX=0000000000000000 RSI=0000000000000000 RDI=ffffffff814d2c90 RBP=dffffc0000000000 RSP=ffff8880096efe58 R8 =0000000000000001 R9 =ffffed100d9e639a R10=ffff88806cf31cd3 R11=0000000000000001 R12=ffffffff8664f850 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 fffffe4300000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f0e8e614130 CR3=000000000df85000 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=249ecd0f74b85f9c7b48330cb2c1a869 XMM02=ec2efd57dc4c00df0000000000303da8 XMM03=1ca88070ca601bf00000000000303e78 XMM04=6161df21bdfb714400000000000ae988 XMM05=2e922cbae294f8e20000000000320058 XMM06=d74844bf967d85ba000000000031f480 XMM07=e042d86d42eb936e000000000030efb8 XMM08=1ca88070ca601bf00000000000303e78 XMM09=00000000000000000000000000000000 XMM10=20200000000020202020202020200000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000