syzkaller login: [ 46.396145] ------------[ cut here ]------------ [ 46.396999] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 46.399196] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/232 [ 46.400654] Modules linked in: [ 46.401294] CPU: 1 UID: 104 PID: 232 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 46.403276] Tainted: [W]=WARN [ 46.403836] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 46.405315] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 46.406226] 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 [ 46.409382] RSP: 0018:ffff888016297bc0 EFLAGS: 00010286 [ 46.410351] RAX: 0000000000000000 RBX: ffffed1002c52f78 RCX: ffffffff813a4050 [ 46.411630] RDX: ffff888015b53780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 46.412914] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002c52f2f [ 46.414207] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 46.415489] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016297df8 [ 46.416792] FS: 00007f460e2e6900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 46.418219] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.419277] CR2: 00007f460e7d8580 CR3: 0000000016d69000 CR4: 0000000000350ef0 [ 46.420561] Call Trace: [ 46.421054] [ 46.421460] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 46.422356] ? __create_object+0x59/0x80 [ 46.423137] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 46.424136] __vmalloc_noprof+0x59/0x60 [ 46.424847] bpf_prog_alloc_no_stats+0x55/0x470 [ 46.425715] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.426646] bpf_prog_alloc+0x39/0x200 [ 46.427391] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.428345] bpf_prog_create_from_user+0xb2/0x2f0 [ 46.429248] do_seccomp+0x349/0x25e0 [ 46.429915] ? __pfx_css_rstat_updated+0x10/0x10 [ 46.430816] ? __pfx_do_seccomp+0x10/0x10 [ 46.431587] ? find_held_lock+0x2b/0x80 [ 46.432358] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 46.433326] ? static_key_count+0x60/0x80 [ 46.434124] prctl_set_seccomp+0x4e/0x70 [ 46.434841] __do_sys_prctl+0xe6c/0x1d70 [ 46.435619] ? __pfx___do_sys_prctl+0x10/0x10 [ 46.436521] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 46.437465] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 46.438410] ? irqentry_exit+0xf3/0x650 [ 46.439164] do_syscall_64+0xbf/0x430 [ 46.439857] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 46.440816] RIP: 0033:0x7f460e7d85cd [ 46.441509] 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 [ 46.444652] RSP: 002b:00007ffcf45431c0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 46.446031] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f460e7d85cd [ 46.447300] RDX: 000055b48fa32e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 46.448576] RBP: 00007ffcf4543220 R08: 0000000000000000 R09: 00007ffcf45428c0 [ 46.449848] R10: 0000000000000000 R11: 0000000000000246 R12: 000055b48ff67ad0 [ 46.451133] R13: 00007ffcf4543650 R14: 000055b48ff68bc0 R15: 000055b48ff79780 [ 46.452459] [ 46.452878] irq event stamp: 1763 [ 46.453529] hardirqs last enabled at (1773): [] __up_console_sem+0x78/0x80 [ 46.455049] hardirqs last disabled at (1782): [] __up_console_sem+0x5d/0x80 [ 46.456566] softirqs last enabled at (1742): [] handle_softirqs+0x50c/0x770 [ 46.458094] softirqs last disabled at (1737): [] __irq_exit_rcu+0xc4/0x100 [ 46.459594] ---[ end trace 0000000000000000 ]--- [ 49.715517] ------------[ cut here ]------------ [ 49.715980] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.717048] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/240 [ 49.717698] Modules linked in: [ 49.717967] CPU: 0 UID: 104 PID: 240 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 49.719085] Tainted: [W]=WARN [ 49.719340] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.720122] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.720520] 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 [ 49.722095] RSP: 0018:ffff88801650fbc0 EFLAGS: 00010286 [ 49.722522] RAX: 0000000000000000 RBX: ffffed1002ca1f78 RCX: ffffffff813a4050 [ 49.723106] RDX: ffff888017630000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.723671] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002ca1f2f [ 49.724262] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 49.724897] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801650fdf8 [ 49.725619] FS: 00007feb6b489900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 49.726381] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.726843] CR2: 00007fff194dcef7 CR3: 000000000d3e3000 CR4: 0000000000350ef0 [ 49.727429] Call Trace: [ 49.727642] [ 49.727830] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 49.728246] ? __create_object+0x59/0x80 [ 49.728764] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.729242] __vmalloc_noprof+0x59/0x60 [ 49.729648] bpf_prog_alloc_no_stats+0x55/0x470 [ 49.730041] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.730445] bpf_prog_alloc+0x39/0x200 [ 49.730762] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.731186] bpf_prog_create_from_user+0xb2/0x2f0 [ 49.731583] do_seccomp+0x349/0x25e0 [ 49.732095] ? find_held_lock+0x2b/0x80 [ 49.732423] ? do_prlimit+0x310/0x610 [ 49.732737] ? __pfx_do_seccomp+0x10/0x10 [ 49.733098] ? do_raw_spin_unlock+0x53/0x220 [ 49.733457] ? _raw_spin_unlock+0x1e/0x40 [ 49.733790] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 49.734231] ? static_key_count+0x60/0x80 [ 49.734578] prctl_set_seccomp+0x4e/0x70 [ 49.734908] __do_sys_prctl+0xe6c/0x1d70 [ 49.735266] ? __pfx___do_sys_prctl+0x10/0x10 [ 49.735701] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 49.736240] ? irqentry_exit+0xf3/0x650 [ 49.736653] do_syscall_64+0xbf/0x430 [ 49.737062] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.737479] RIP: 0033:0x7feb6b97b5cd [ 49.737779] 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 [ 49.739415] RSP: 002b:00007fff194db910 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 49.740048] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007feb6b97b5cd [ 49.740613] RDX: 0000559fe5b8ce00 RSI: 0000000000000002 RDI: 0000000000000016 [ 49.741194] RBP: 00007fff194db970 R08: 0000000000000000 R09: 00007fff194db010 [ 49.741762] R10: 0000000000000000 R11: 0000000000000246 R12: 000055a016a60b10 [ 49.742343] R13: 00007fff194dbda0 R14: 000055a016a612b0 R15: 000055a016a756f0 [ 49.742913] [ 49.743122] irq event stamp: 1679 [ 49.743396] hardirqs last enabled at (1687): [] __up_console_sem+0x78/0x80 [ 49.744090] hardirqs last disabled at (1696): [] __up_console_sem+0x5d/0x80 [ 49.744758] softirqs last enabled at (1224): [] handle_softirqs+0x50c/0x770 [ 49.745466] softirqs last disabled at (1713): [] __irq_exit_rcu+0xc4/0x100 [ 49.746156] ---[ end trace 0000000000000000 ]--- [ 50.458307] ------------[ cut here ]------------ [ 50.459219] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 50.461251] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/247 [ 50.462704] Modules linked in: [ 50.463326] CPU: 1 UID: 104 PID: 247 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 50.465301] Tainted: [W]=WARN [ 50.465855] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 50.467554] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 50.468561] 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 [ 50.471718] RSP: 0018:ffff88800eaf7bc0 EFLAGS: 00010286 [ 50.472725] RAX: 0000000000000000 RBX: ffffed1001d5ef78 RCX: ffffffff813a4050 [ 50.473996] RDX: ffff888013fc8000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 50.475304] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1001d5ef2f [ 50.476608] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 50.477900] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800eaf7df8 [ 50.479182] FS: 00007f4ee8e2a900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 50.480634] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.481706] CR2: 00007ffed9a04ef7 CR3: 000000000b833000 CR4: 0000000000350ef0 [ 50.483034] Call Trace: [ 50.483509] [ 50.483911] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 50.484805] ? __create_object+0x59/0x80 [ 50.485565] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.486529] __vmalloc_noprof+0x59/0x60 [ 50.487296] bpf_prog_alloc_no_stats+0x55/0x470 [ 50.488191] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.489137] bpf_prog_alloc+0x39/0x200 [ 50.489839] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.490770] bpf_prog_create_from_user+0xb2/0x2f0 [ 50.491668] do_seccomp+0x349/0x25e0 [ 50.492400] ? find_held_lock+0x2b/0x80 [ 50.493172] ? do_prlimit+0x310/0x610 [ 50.493874] ? __pfx_do_seccomp+0x10/0x10 [ 50.494647] ? do_raw_spin_unlock+0x53/0x220 [ 50.495467] ? _raw_spin_unlock+0x1e/0x40 [ 50.496261] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 50.497212] ? static_key_count+0x60/0x80 [ 50.497966] prctl_set_seccomp+0x4e/0x70 [ 50.498731] __do_sys_prctl+0xe6c/0x1d70 [ 50.499509] ? __pfx___do_sys_prctl+0x10/0x10 [ 50.500380] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 50.501364] ? irqentry_exit+0xf3/0x650 [ 50.502139] do_syscall_64+0xbf/0x430 [ 50.502840] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 50.503789] RIP: 0033:0x7f4ee931c5cd [ 50.504509] 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 [ 50.507675] RSP: 002b:00007ffed9a02aa0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 50.509054] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f4ee931c5cd [ 50.510331] RDX: 000055c373af5e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 50.511623] RBP: 00007ffed9a02b00 R08: 0000000000000000 R09: 00007ffed9a021a0 [ 50.512910] R10: 0000000000000000 R11: 0000000000000246 R12: 000055c39b09cad0 [ 50.514170] R13: 00007ffed9a02f30 R14: 000055c39b09dbc0 R15: 000055c39b0ae780 [ 50.515463] [ 50.515891] irq event stamp: 1781 [ 50.516556] hardirqs last enabled at (1791): [] __up_console_sem+0x78/0x80 [ 50.517882] hardirqs last disabled at (1800): [] __up_console_sem+0x5d/0x80 [ 50.519146] softirqs last enabled at (1434): [] handle_softirqs+0x50c/0x770 [ 50.520416] softirqs last disabled at (1425): [] __irq_exit_rcu+0xc4/0x100 [ 50.521662] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:17366' (ECDSA) to the list of known hosts. 2025/11/17 11:13:35 fuzzer started 2025/11/17 11:13:35 dialing manager at localhost:37895 2025/11/17 11:13:35 checking machine... 2025/11/17 11:13:35 checking revisions... [ 51.407101] kmemleak: Automatic memory scanning thread ended 2025/11/17 11:13:35 testing simple program... [ 51.497508] cgroup: Unknown subsys name 'net' [ 51.571683] cgroup: Unknown subsys name 'cpuset' [ 51.584251] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 11:13:34 Registers: info registers vcpu 0 RAX=0000000000000000 RBX=0000000000000001 RCX=ffffffff8175a56b RDX=ffff888015d6b780 RSI=ffffffff8175a627 RDI=0000000000000005 RBP=0000000000000001 RSP=ffff888018ac7680 R8 =0000000000000001 R9 =0000000000000000 R10=0000000000000001 R11=0000000000000001 R12=0000000000000000 R13=0000000000000000 R14=ffffffff85e786a8 R15=ffff88800944cc80 RIP=ffffffff815bcf70 RFL=00000293 [--S-A-C] 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 00007feb6b489900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe6300000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007feb6b453008 CR3=000000001c727000 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=0000000000027333 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=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 fffffe2300000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f9ebc8e4010 CR3=000000000bf5c000 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=ee63ef931ae917971d4795a3a43c393b XMM02=0000000000304f98eff9b2d0a8fce9cb XMM03=00000000003050682c67c8bc2e329bc3 XMM04=72d695a4a66c74ca00000000000ae988 XMM05=07c8bb74b6c04a440000000000321110 XMM06=d74844bf967d85ba0000000000320f98 XMM07=e042d86d42eb936e0000000000312a28 XMM08=1ea8f83215f365c90000000000305068 XMM09=00000000000000000000000000000000 XMM10=20200000000020202020202020200000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000