syzkaller login: [ 39.409792] ------------[ cut here ]------------ [ 39.410601] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.412253] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/233 [ 39.413477] Modules linked in: [ 39.413970] CPU: 1 UID: 104 PID: 233 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 39.415646] Tainted: [W]=WARN [ 39.416145] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.417373] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.418130] 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 [ 39.420771] RSP: 0018:ffff88801775fbc0 EFLAGS: 00010286 [ 39.421590] RAX: 0000000000000000 RBX: ffffed1002eebf78 RCX: ffffffff813a4050 [ 39.422648] RDX: ffff8880178ad340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.423731] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002eebf2f [ 39.424810] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.425895] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801775fdf8 [ 39.426963] FS: 00007fda8ced6900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 39.428183] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.429068] CR2: 00007fda8d3c8580 CR3: 000000000f4db000 CR4: 0000000000350ef0 [ 39.430147] Call Trace: [ 39.430532] [ 39.430870] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.431624] ? __create_object+0x59/0x80 [ 39.432270] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.433068] __vmalloc_noprof+0x59/0x60 [ 39.433655] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.434378] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.435177] bpf_prog_alloc+0x39/0x200 [ 39.435753] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.436534] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.437284] do_seccomp+0x349/0x25e0 [ 39.437845] ? __pfx_css_rstat_updated+0x10/0x10 [ 39.438592] ? __pfx_do_seccomp+0x10/0x10 [ 39.439292] ? find_held_lock+0x2b/0x80 [ 39.439886] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.440690] ? static_key_count+0x60/0x80 [ 39.441354] prctl_set_seccomp+0x4e/0x70 [ 39.441967] __do_sys_prctl+0xe6c/0x1d70 [ 39.442614] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.443324] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.444122] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.444884] ? irqentry_exit+0xf3/0x650 [ 39.445523] do_syscall_64+0xbf/0x430 [ 39.446134] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.446877] RIP: 0033:0x7fda8d3c85cd [ 39.447473] 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 [ 39.450093] RSP: 002b:00007ffe3e510d00 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.451240] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fda8d3c85cd [ 39.452317] RDX: 000056219a3cfe00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.453382] RBP: 00007ffe3e510d60 R08: 0000000000000000 R09: 00007ffe3e510400 [ 39.454440] R10: 0000000000000000 R11: 0000000000000246 R12: 00005621a4b7fad0 [ 39.455508] R13: 00007ffe3e511190 R14: 00005621a4b80bc0 R15: 00005621a4b91780 [ 39.456583] [ 39.456937] irq event stamp: 1735 [ 39.457468] hardirqs last enabled at (1745): [] __up_console_sem+0x78/0x80 [ 39.458721] hardirqs last disabled at (1754): [] __up_console_sem+0x5d/0x80 [ 39.459983] softirqs last enabled at (1498): [] handle_softirqs+0x50c/0x770 [ 39.461270] softirqs last disabled at (1493): [] __irq_exit_rcu+0xc4/0x100 [ 39.462517] ---[ end trace 0000000000000000 ]--- [ 42.325055] ------------[ cut here ]------------ [ 42.325933] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.327896] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/242 [ 42.329379] Modules linked in: [ 42.329974] CPU: 1 UID: 104 PID: 242 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 42.332026] Tainted: [W]=WARN [ 42.332582] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.334272] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.335274] 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 [ 42.338388] RSP: 0018:ffff88801712fbc0 EFLAGS: 00010286 [ 42.339371] RAX: 0000000000000000 RBX: ffffed1002e25f78 RCX: ffffffff813a4050 [ 42.340641] RDX: ffff888019ba8000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.341898] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002e25f2f [ 42.343181] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.344440] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801712fdf8 [ 42.345710] FS: 00007f0604ae6900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 42.347160] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.348213] CR2: 00007f0604fd8580 CR3: 000000001947c000 CR4: 0000000000350ef0 [ 42.349471] Call Trace: [ 42.349924] [ 42.350379] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.351273] ? __create_object+0x59/0x80 [ 42.352057] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.352967] __vmalloc_noprof+0x59/0x60 [ 42.353720] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.354589] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.355517] bpf_prog_alloc+0x39/0x200 [ 42.356254] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.357170] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.358066] do_seccomp+0x349/0x25e0 [ 42.358766] ? __pfx_css_rstat_updated+0x10/0x10 [ 42.359674] ? __pfx_do_seccomp+0x10/0x10 [ 42.360470] ? find_held_lock+0x2b/0x80 [ 42.361226] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.362176] ? static_key_count+0x60/0x80 [ 42.362933] prctl_set_seccomp+0x4e/0x70 [ 42.363725] __do_sys_prctl+0xe6c/0x1d70 [ 42.364504] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.365358] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.366319] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.367305] ? irqentry_exit+0xf3/0x650 [ 42.368065] do_syscall_64+0xbf/0x430 [ 42.368758] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.369704] RIP: 0033:0x7f0604fd85cd [ 42.370412] 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 [ 42.373592] RSP: 002b:00007ffdbbc6d9d0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.374957] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f0604fd85cd [ 42.376236] RDX: 000055c9fdadbe00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.377506] RBP: 00007ffdbbc6da30 R08: 0000000000000000 R09: 00007ffdbbc6d0d0 [ 42.378762] R10: 0000000000000000 R11: 0000000000000246 R12: 000055ca39201b10 [ 42.380046] R13: 00007ffdbbc6de60 R14: 000055ca392022b0 R15: 000055ca392166f0 [ 42.381335] [ 42.381752] irq event stamp: 1879 [ 42.382392] hardirqs last enabled at (1889): [] __up_console_sem+0x78/0x80 [ 42.383915] hardirqs last disabled at (1898): [] __up_console_sem+0x5d/0x80 [ 42.385211] softirqs last enabled at (1802): [] handle_softirqs+0x50c/0x770 [ 42.386487] softirqs last disabled at (1797): [] __irq_exit_rcu+0xc4/0x100 [ 42.387747] ---[ end trace 0000000000000000 ]--- [ 43.124788] ------------[ cut here ]------------ [ 43.125715] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 43.127713] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/249 [ 43.129162] Modules linked in: [ 43.129762] CPU: 0 UID: 104 PID: 249 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 43.131781] Tainted: [W]=WARN [ 43.132617] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 43.134184] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 43.135130] 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 [ 43.138338] RSP: 0018:ffff8880198f7bc0 EFLAGS: 00010286 [ 43.139335] RAX: 0000000000000000 RBX: ffffed100331ef78 RCX: ffffffff813a4050 [ 43.140634] RDX: ffff888017699bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 43.141928] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed100331ef2f [ 43.143236] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 43.144530] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880198f7df8 [ 43.145831] FS: 00007f14fe7c7900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 43.147331] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.148412] CR2: 00007ffd381bfef8 CR3: 000000001f264000 CR4: 0000000000350ef0 [ 43.149721] Call Trace: [ 43.150231] [ 43.150650] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 43.151569] ? __create_object+0x59/0x80 [ 43.152355] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.153336] __vmalloc_noprof+0x59/0x60 [ 43.154108] bpf_prog_alloc_no_stats+0x55/0x470 [ 43.154942] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.155890] bpf_prog_alloc+0x39/0x200 [ 43.156633] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.157571] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.158480] do_seccomp+0x349/0x25e0 [ 43.159226] ? find_held_lock+0x2b/0x80 [ 43.159954] ? do_prlimit+0x310/0x610 [ 43.160728] ? __pfx_do_seccomp+0x10/0x10 [ 43.161541] ? do_raw_spin_unlock+0x53/0x220 [ 43.162396] ? _raw_spin_unlock+0x1e/0x40 [ 43.163208] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.164193] ? static_key_count+0x60/0x80 [ 43.164956] prctl_set_seccomp+0x4e/0x70 [ 43.165731] __do_sys_prctl+0xe6c/0x1d70 [ 43.166520] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.167409] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.168395] ? irqentry_exit+0xf3/0x650 [ 43.169175] do_syscall_64+0xbf/0x430 [ 43.169874] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.170823] RIP: 0033:0x7f14fecb95cd [ 43.171550] 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 [ 43.174736] RSP: 002b:00007ffd381be020 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.176142] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f14fecb95cd [ 43.177433] RDX: 00005596abc90e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.178750] RBP: 00007ffd381be080 R08: 0000000000000000 R09: 00007ffd381bd720 [ 43.180113] R10: 0000000000000000 R11: 0000000000000246 R12: 00005596e8d632b0 [ 43.181404] R13: 00007ffd381be4b0 R14: 00005596e8d65d20 R15: 00005596e8d778d0 [ 43.182704] [ 43.183189] irq event stamp: 1881 [ 43.183793] hardirqs last enabled at (1889): [] __up_console_sem+0x78/0x80 [ 43.185299] hardirqs last disabled at (1898): [] __up_console_sem+0x5d/0x80 [ 43.186821] softirqs last enabled at (1744): [] handle_softirqs+0x50c/0x770 [ 43.188381] softirqs last disabled at (1739): [] __irq_exit_rcu+0xc4/0x100 [ 43.189919] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:58520' (ECDSA) to the list of known hosts. 2025/11/18 19:54:38 fuzzer started 2025/11/18 19:54:38 dialing manager at localhost:34383 2025/11/18 19:54:38 checking machine... 2025/11/18 19:54:38 checking revisions... [ 44.055935] kmemleak: Automatic memory scanning thread ended 2025/11/18 19:54:38 testing simple program... [ 44.138805] cgroup: Unknown subsys name 'net' [ 44.192165] cgroup: Unknown subsys name 'cpuset' [ 44.209855] cgroup: Unknown subsys name 'rlimit' executing program executing program [ 52.690157] audit: type=1400 audit(1763495687.609:7): avc: denied { execmem } for pid=277 comm="syz-executor.0" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=process permissive=1 executing program VM DIAGNOSIS: 19:54:38 Registers: info registers vcpu 0 RAX=dffffc0000000000 RBX=ffff88800f0a77e8 RCX=ffff88800f0a773c RDX=1ffff11001e14f08 RSI=ffffffff85e1ffe0 RDI=ffff88800f0a77e8 RBP=ffff88800f0a7840 RSP=ffff88800f0a77d0 R8 =0000000000000001 R9 =ffff88800f0a7828 R10=000000000003c9ed R11=000000000003f7f5 R12=ffff88800f0a78b0 R13=0000000000000000 R14=ffff8880161dd340 R15=ffff8880092d5780 RIP=ffffffff8135e1ae 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 00007f0604ae6900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe4300000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffdbbc67000 CR3=000000001f3ee000 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=635f6e6f69737365733a4d41503d706f XMM01=6f6c5f6d61702c78756e696c65735f6d XMM02=61702c74696d7265705f6d61702c7469 XMM03=655f6d61702c7374696d696c5f6d6170 XMM04=3d6c616e696d72657420322e322e302e XMM05=3d656d616e74736f682022646873732f XMM06=746f6f72223d746363612078756e696c XMM07=6e655f6d61702c7374696d696c5f6d61 XMM08=652075253d64692073253d706f000000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=000000000001f287 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 fffffe5e00000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f060509d618 CR3=000000000d83a000 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=34353a393120383120766f4e3e36383c XMM01=7365733a646873732878696e755f6d61 XMM02=736f6c63206e6f6973736573203a296e XMM03=5f6d6170203a5d3134325b6468737320 XMM04=6456774875434142334f726f59427469 XMM05=485320415352203a3268737320363139 XMM06=206d6f726620746f6f7220726f662079 XMM07=00000000000000000000000000000000 XMM08=3a677562656420676f6c737973720000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000