syzkaller login: [ 38.946656] ------------[ cut here ]------------ [ 38.947519] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 38.949605] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/233 [ 38.951073] Modules linked in: [ 38.951704] CPU: 1 UID: 104 PID: 233 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 38.953679] Tainted: [W]=WARN [ 38.954255] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 38.955725] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 38.956659] 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 [ 38.959881] RSP: 0018:ffff88800c0e7bc0 EFLAGS: 00010286 [ 38.960866] RAX: 0000000000000000 RBX: ffffed100181cf78 RCX: ffffffff813a4050 [ 38.962178] RDX: ffff88801b9c9bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 38.963473] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed100181cf2f [ 38.964758] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 38.966056] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800c0e7df8 [ 38.967366] FS: 00007ff2b9524900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 38.968822] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 38.969892] CR2: 00007ff2b9a16580 CR3: 000000000be8b000 CR4: 0000000000350ef0 [ 38.971216] Call Trace: [ 38.971733] [ 38.972147] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 38.973049] ? __create_object+0x59/0x80 [ 38.973827] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 38.974805] __vmalloc_noprof+0x59/0x60 [ 38.975532] bpf_prog_alloc_no_stats+0x55/0x470 [ 38.976406] ? __pfx_seccomp_check_filter+0x10/0x10 [ 38.977329] bpf_prog_alloc+0x39/0x200 [ 38.978076] ? __pfx_seccomp_check_filter+0x10/0x10 [ 38.979023] bpf_prog_create_from_user+0xb2/0x2f0 [ 38.979924] do_seccomp+0x349/0x25e0 [ 38.980644] ? __pfx_css_rstat_updated+0x10/0x10 [ 38.981507] ? __pfx_do_seccomp+0x10/0x10 [ 38.982323] ? find_held_lock+0x2b/0x80 [ 38.983109] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 38.984086] ? static_key_count+0x60/0x80 [ 38.984902] prctl_set_seccomp+0x4e/0x70 [ 38.985681] __do_sys_prctl+0xe6c/0x1d70 [ 38.986458] ? __pfx___do_sys_prctl+0x10/0x10 [ 38.987332] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 38.988296] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 38.989289] ? irqentry_exit+0xf3/0x650 [ 38.990071] do_syscall_64+0xbf/0x430 [ 38.990820] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 38.991787] RIP: 0033:0x7ff2b9a165cd [ 38.992455] 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 [ 38.995625] RSP: 002b:00007fff902ee4c0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 38.997008] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007ff2b9a165cd [ 38.998300] RDX: 000055ce8cbb8e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 38.999605] RBP: 00007fff902ee520 R08: 0000000000000000 R09: 00007fff902edbc0 [ 39.000892] R10: 0000000000000000 R11: 0000000000000246 R12: 000055cebaaf4240 [ 39.002211] R13: 00007fff902ee950 R14: 000055cebaafd380 R15: 000055cebab08540 [ 39.003535] [ 39.003986] irq event stamp: 1795 [ 39.004625] hardirqs last enabled at (1805): [] __up_console_sem+0x78/0x80 [ 39.006188] hardirqs last disabled at (1814): [] __up_console_sem+0x5d/0x80 [ 39.007720] softirqs last enabled at (1752): [] handle_softirqs+0x50c/0x770 [ 39.009274] softirqs last disabled at (1747): [] __irq_exit_rcu+0xc4/0x100 [ 39.010805] ---[ end trace 0000000000000000 ]--- [ 42.086906] ------------[ cut here ]------------ [ 42.087679] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.089396] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/242 [ 42.090650] Modules linked in: [ 42.091154] CPU: 1 UID: 104 PID: 242 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 42.093031] Tainted: [W]=WARN [ 42.093506] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.094818] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.095606] 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 [ 42.098315] RSP: 0018:ffff88800bf5fbc0 EFLAGS: 00010286 [ 42.099155] RAX: 0000000000000000 RBX: ffffed10017ebf78 RCX: ffffffff813a4050 [ 42.100266] RDX: ffff88801724b780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.101357] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10017ebf2f [ 42.102466] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.103571] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800bf5fdf8 [ 42.104674] FS: 00007f9a1d40a900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 42.105895] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.106812] CR2: 00007ffdd1437ef7 CR3: 000000000d7b3000 CR4: 0000000000350ef0 [ 42.107906] Call Trace: [ 42.108302] [ 42.108690] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.109412] ? __create_object+0x59/0x80 [ 42.110087] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.110917] __vmalloc_noprof+0x59/0x60 [ 42.111519] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.112263] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.113054] bpf_prog_alloc+0x39/0x200 [ 42.113684] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.114434] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.115181] do_seccomp+0x349/0x25e0 [ 42.115771] ? find_held_lock+0x2b/0x80 [ 42.116369] ? do_prlimit+0x310/0x610 [ 42.116986] ? __pfx_do_seccomp+0x10/0x10 [ 42.117649] ? do_raw_spin_unlock+0x53/0x220 [ 42.118312] ? _raw_spin_unlock+0x1e/0x40 [ 42.118964] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.119772] ? static_key_count+0x60/0x80 [ 42.120398] prctl_set_seccomp+0x4e/0x70 [ 42.121045] __do_sys_prctl+0xe6c/0x1d70 [ 42.121698] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.122390] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.123198] ? irqentry_exit+0xf3/0x650 [ 42.123848] do_syscall_64+0xbf/0x430 [ 42.124425] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.125218] RIP: 0033:0x7f9a1d8fc5cd [ 42.125803] 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 [ 42.128473] RSP: 002b:00007ffdd1436c30 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.129616] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f9a1d8fc5cd [ 42.130730] RDX: 000055b4b6fbee00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.131803] RBP: 00007ffdd1436c90 R08: 0000000000000000 R09: 00007ffdd1436330 [ 42.132890] R10: 0000000000000000 R11: 0000000000000246 R12: 000055b4d45abb10 [ 42.133959] R13: 00007ffdd14370c0 R14: 000055b4d45ac2b0 R15: 000055b4d45c06f0 [ 42.135067] [ 42.135424] irq event stamp: 1787 [ 42.135973] hardirqs last enabled at (1797): [] __up_console_sem+0x78/0x80 [ 42.137254] hardirqs last disabled at (1806): [] __up_console_sem+0x5d/0x80 [ 42.138568] softirqs last enabled at (1378): [] handle_softirqs+0x50c/0x770 [ 42.139870] softirqs last disabled at (1363): [] __irq_exit_rcu+0xc4/0x100 [ 42.141157] ---[ end trace 0000000000000000 ]--- [ 42.821745] ------------[ cut here ]------------ [ 42.822644] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.824623] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/249 [ 42.826036] Modules linked in: [ 42.826652] CPU: 1 UID: 104 PID: 249 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 42.828630] Tainted: [W]=WARN [ 42.829173] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.830949] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.832115] 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 [ 42.835463] RSP: 0018:ffff88800eff7bc0 EFLAGS: 00010286 [ 42.836434] RAX: 0000000000000000 RBX: ffffed1001dfef78 RCX: ffffffff813a4050 [ 42.837702] RDX: ffff88800b388000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.838966] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1001dfef2f [ 42.840225] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.841485] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800eff7df8 [ 42.842738] FS: 00007f6420c07900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 42.844138] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.845186] CR2: 00007ffcddc58ef7 CR3: 000000000b8f0000 CR4: 0000000000350ef0 [ 42.846441] Call Trace: [ 42.846944] [ 42.847344] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.848220] ? __create_object+0x59/0x80 [ 42.848983] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.849941] __vmalloc_noprof+0x59/0x60 [ 42.850708] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.851532] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.852462] bpf_prog_alloc+0x39/0x200 [ 42.853184] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.854101] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.854987] do_seccomp+0x349/0x25e0 [ 42.855698] ? find_held_lock+0x2b/0x80 [ 42.856397] ? do_prlimit+0x310/0x610 [ 42.857120] ? __pfx_do_seccomp+0x10/0x10 [ 42.857891] ? do_raw_spin_unlock+0x53/0x220 [ 42.858717] ? _raw_spin_unlock+0x1e/0x40 [ 42.859437] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.860372] ? static_key_count+0x60/0x80 [ 42.861156] prctl_set_seccomp+0x4e/0x70 [ 42.861924] __do_sys_prctl+0xe6c/0x1d70 [ 42.862731] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.863529] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.864477] ? irqentry_exit+0xf3/0x650 [ 42.865226] do_syscall_64+0xbf/0x430 [ 42.865953] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.866909] RIP: 0033:0x7f64210f95cd [ 42.867596] 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 [ 42.870705] RSP: 002b:00007ffcddc57a90 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.872041] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f64210f95cd [ 42.873295] RDX: 000056398dd6ae00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.874578] RBP: 00007ffcddc57af0 R08: 0000000000000000 R09: 00007ffcddc57190 [ 42.875840] R10: 0000000000000000 R11: 0000000000000246 R12: 00005639a44fdad0 [ 42.877104] R13: 00007ffcddc57f20 R14: 00005639a44febc0 R15: 00005639a450f780 [ 42.878390] [ 42.878762] irq event stamp: 3167 [ 42.879250] hardirqs last enabled at (3175): [] __up_console_sem+0x78/0x80 [ 42.880481] hardirqs last disabled at (3184): [] __up_console_sem+0x5d/0x80 [ 42.881705] softirqs last enabled at (2890): [] handle_softirqs+0x50c/0x770 [ 42.882950] softirqs last disabled at (2881): [] __irq_exit_rcu+0xc4/0x100 [ 42.884167] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:4607' (ECDSA) to the list of known hosts. 2025/11/19 02:38:23 fuzzer started 2025/11/19 02:38:23 dialing manager at localhost:34383 2025/11/19 02:38:23 checking machine... 2025/11/19 02:38:23 checking revisions... [ 43.634803] kmemleak: Automatic memory scanning thread ended 2025/11/19 02:38:23 testing simple program... [ 43.713377] cgroup: Unknown subsys name 'net' [ 43.767775] cgroup: Unknown subsys name 'cpuset' [ 43.776724] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 02:38:23 Registers: info registers vcpu 0 RAX=0000000000000000 RBX=0000000000000002 RCX=0000000000000000 RDX=000055c746623ee0 RSI=000055c746616e00 RDI=000055c74661b5c0 RBP=000055c7446d6908 RSP=00007f07132ada80 R8 =0000000000000000 R9 =0000000000000000 R10=0000000000000000 R11=0000000000000000 R12=000055c746616e00 R13=000055c7446f5004 R14=000055c74661b5c0 R15=000055c746616e30 RIP=000055c7446ae3e2 RFL=00000206 [-----P-] CPL=3 II=0 A20=1 SMM=0 HLT=0 ES =0000 0000000000000000 00000000 00000000 CS =0033 0000000000000000 ffffffff 00a0fb00 DPL=3 CS64 [-RA] SS =002b 0000000000000000 ffffffff 00c0f300 DPL=3 DS [-WA] DS =0000 0000000000000000 00000000 00000000 FS =0000 00007f07132ae700 00000000 00000000 GS =0000 0000000000000000 00000000 00000000 LDT=0000 fffffe3300000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffdd1430000 CR3=000000000ee99000 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=2032323a38333a323020393120766f4e XMM01=73732878696e755f6d6170203a5d3134 XMM02=65736f6c63206e6f6973736573203a29 XMM03=755f6d6170203a5d3134325b64687373 XMM04=69662068637573206f4e203a656c6163 XMM05=3a656c696620766e65206e65706f206f XMM06=65733a6468737328766e655f6d617020 XMM07=6b7a79732032323a38333a3230203931 XMM08=30343d7974696c696261706163202279 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=0000000000028011 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=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 fffffe5800000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f2e7f842000 CR3=0000000009a12000 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=a45b440f6eca3888e14c0a1a56ac6329 XMM02=0000000000302758eff9b2d0a8fce9cb XMM03=00000000003028282c67c8bc2e329bc3 XMM04=ad8c590c610be11900000000000ae988 XMM05=090f1556b20111b3000000000031edb8 XMM06=73ed02501e6d84bf0000000000318b88 XMM07=e042d86d42eb936e000000000030e6e8 XMM08=21a244edc45d5af70000000000302828 XMM09=00000000000000000000000000000000 XMM10=20200000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000