syzkaller login: [ 46.206015] ------------[ cut here ]------------ [ 46.206970] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 46.209017] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/234 [ 46.210548] Modules linked in: [ 46.211189] CPU: 1 UID: 104 PID: 234 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 46.213209] Tainted: [W]=WARN [ 46.213783] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 46.215303] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 46.216236] 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 [ 46.219482] RSP: 0018:ffff8880199cfbc0 EFLAGS: 00010286 [ 46.220481] RAX: 0000000000000000 RBX: ffffed1003339f78 RCX: ffffffff813a4050 [ 46.221802] RDX: ffff88801a7b5340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 46.223120] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1003339f2f [ 46.224423] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 46.225774] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880199cfdf8 [ 46.227080] FS: 00007f7e69a2d900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 46.228576] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.229669] CR2: 00007ffdc1bfeef8 CR3: 0000000009c5d000 CR4: 0000000000350ef0 [ 46.230977] Call Trace: [ 46.231500] [ 46.231918] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 46.232836] ? __create_object+0x59/0x80 [ 46.233641] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 46.234625] __vmalloc_noprof+0x59/0x60 [ 46.235399] bpf_prog_alloc_no_stats+0x55/0x470 [ 46.236289] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.237238] bpf_prog_alloc+0x39/0x200 [ 46.237954] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.238902] bpf_prog_create_from_user+0xb2/0x2f0 [ 46.239832] do_seccomp+0x349/0x25e0 [ 46.240553] ? find_held_lock+0x2b/0x80 [ 46.241332] ? do_prlimit+0x310/0x610 [ 46.242042] ? __pfx_do_seccomp+0x10/0x10 [ 46.242850] ? do_raw_spin_unlock+0x53/0x220 [ 46.243701] ? _raw_spin_unlock+0x1e/0x40 [ 46.244492] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 46.245484] ? static_key_count+0x60/0x80 [ 46.246301] prctl_set_seccomp+0x4e/0x70 [ 46.247051] __do_sys_prctl+0xe6c/0x1d70 [ 46.247839] ? __pfx___do_sys_prctl+0x10/0x10 [ 46.248746] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 46.249783] ? irqentry_exit+0xf3/0x650 [ 46.250572] do_syscall_64+0xbf/0x430 [ 46.251329] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 46.252805] RIP: 0033:0x7f7e69f1f5cd [ 46.253542] 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 [ 46.256780] RSP: 002b:00007ffdc1bfcbf0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 46.258193] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f7e69f1f5cd [ 46.259536] RDX: 0000558472202e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 46.260843] RBP: 00007ffdc1bfcc50 R08: 0000000000000000 R09: 00007ffdc1bfc2f0 [ 46.262163] R10: 0000000000000000 R11: 0000000000000246 R12: 000055848258ebf0 [ 46.263463] R13: 00007ffdc1bfd080 R14: 0000558482598380 R15: 00005584825a3460 [ 46.264783] [ 46.265258] irq event stamp: 1771 [ 46.265886] hardirqs last enabled at (1779): [] __up_console_sem+0x78/0x80 [ 46.267434] hardirqs last disabled at (1788): [] __up_console_sem+0x5d/0x80 [ 46.268986] softirqs last enabled at (1302): [] handle_softirqs+0x50c/0x770 [ 46.270426] softirqs last disabled at (1285): [] __irq_exit_rcu+0xc4/0x100 [ 46.271711] ---[ end trace 0000000000000000 ]--- [ 49.209875] ------------[ cut here ]------------ [ 49.210786] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.212765] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/242 [ 49.214447] Modules linked in: [ 49.215032] CPU: 0 UID: 104 PID: 242 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 49.217006] Tainted: [W]=WARN [ 49.217631] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.219118] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.219992] 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 [ 49.223163] RSP: 0018:ffff888019e77bc0 EFLAGS: 00010286 [ 49.224152] RAX: 0000000000000000 RBX: ffffed10033cef78 RCX: ffffffff813a4050 [ 49.225464] RDX: ffff88800f2e1bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.226750] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10033cef2f [ 49.228028] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 49.229309] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888019e77df8 [ 49.230648] FS: 00007f69d05bb900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 49.232063] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.233118] CR2: 00007ffd0368eef8 CR3: 000000001fa67000 CR4: 0000000000350ef0 [ 49.234417] Call Trace: [ 49.234875] [ 49.235323] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 49.236219] ? __create_object+0x59/0x80 [ 49.236946] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.237954] __vmalloc_noprof+0x59/0x60 [ 49.238698] bpf_prog_alloc_no_stats+0x55/0x470 [ 49.239584] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.240506] bpf_prog_alloc+0x39/0x200 [ 49.241230] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.242193] bpf_prog_create_from_user+0xb2/0x2f0 [ 49.243069] do_seccomp+0x349/0x25e0 [ 49.243806] ? find_held_lock+0x2b/0x80 [ 49.244556] ? do_prlimit+0x310/0x610 [ 49.245295] ? __pfx_do_seccomp+0x10/0x10 [ 49.246058] ? do_raw_spin_unlock+0x53/0x220 [ 49.246883] ? _raw_spin_unlock+0x1e/0x40 [ 49.247687] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 49.248636] ? static_key_count+0x60/0x80 [ 49.249463] prctl_set_seccomp+0x4e/0x70 [ 49.250219] __do_sys_prctl+0xe6c/0x1d70 [ 49.250953] ? __pfx___do_sys_prctl+0x10/0x10 [ 49.251804] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 49.252798] ? irqentry_exit+0xf3/0x650 [ 49.253597] do_syscall_64+0xbf/0x430 [ 49.254355] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.255317] RIP: 0033:0x7f69d0aad5cd [ 49.255971] 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 [ 49.259136] RSP: 002b:00007ffd0368d760 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 49.260496] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f69d0aad5cd [ 49.261809] RDX: 00005624e2fcae00 RSI: 0000000000000002 RDI: 0000000000000016 [ 49.263074] RBP: 00007ffd0368d7c0 R08: 0000000000000000 R09: 00007ffd0368ce60 [ 49.264412] R10: 0000000000000000 R11: 0000000000000246 R12: 00005625132c4ad0 [ 49.265733] R13: 00007ffd0368dbf0 R14: 00005625132c5bc0 R15: 00005625132d6780 [ 49.267033] [ 49.267495] irq event stamp: 1765 [ 49.268143] hardirqs last enabled at (1775): [] __up_console_sem+0x78/0x80 [ 49.269671] hardirqs last disabled at (1784): [] __up_console_sem+0x5d/0x80 [ 49.271183] softirqs last enabled at (1752): [] handle_softirqs+0x50c/0x770 [ 49.272714] softirqs last disabled at (1747): [] __irq_exit_rcu+0xc4/0x100 [ 49.274259] ---[ end trace 0000000000000000 ]--- [ 50.006621] ------------[ cut here ]------------ [ 50.007524] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 50.009488] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/249 [ 50.010931] Modules linked in: [ 50.011546] CPU: 1 UID: 104 PID: 249 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 50.013519] Tainted: [W]=WARN [ 50.014074] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 50.015550] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 50.016681] 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 [ 50.019957] RSP: 0018:ffff88801758fbc0 EFLAGS: 00010286 [ 50.020951] RAX: 0000000000000000 RBX: ffffed1002eb1f78 RCX: ffffffff813a4050 [ 50.022241] RDX: ffff888015adb780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 50.023521] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002eb1f2f [ 50.024796] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 50.026119] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801758fdf8 [ 50.027411] FS: 00007f8a571cf900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 50.028859] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.029928] CR2: 00007ffe97edaef8 CR3: 000000000cd0c000 CR4: 0000000000350ef0 [ 50.031383] Call Trace: [ 50.031881] [ 50.032606] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 50.033549] ? __create_object+0x59/0x80 [ 50.034356] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.035340] __vmalloc_noprof+0x59/0x60 [ 50.036057] bpf_prog_alloc_no_stats+0x55/0x470 [ 50.036931] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.037938] bpf_prog_alloc+0x39/0x200 [ 50.038687] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.039626] bpf_prog_create_from_user+0xb2/0x2f0 [ 50.040546] do_seccomp+0x349/0x25e0 [ 50.041255] ? find_held_lock+0x2b/0x80 [ 50.041985] ? do_prlimit+0x310/0x610 [ 50.042723] ? __pfx_do_seccomp+0x10/0x10 [ 50.043516] ? do_raw_spin_unlock+0x53/0x220 [ 50.044359] ? _raw_spin_unlock+0x1e/0x40 [ 50.045083] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 50.046039] ? static_key_count+0x60/0x80 [ 50.046838] prctl_set_seccomp+0x4e/0x70 [ 50.047655] __do_sys_prctl+0xe6c/0x1d70 [ 50.048448] ? __pfx___do_sys_prctl+0x10/0x10 [ 50.049300] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 50.050310] ? irqentry_exit+0xf3/0x650 [ 50.051060] do_syscall_64+0xbf/0x430 [ 50.051816] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 50.052751] RIP: 0033:0x7f8a576c15cd [ 50.053466] 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 [ 50.056649] RSP: 002b:00007ffe97ed9460 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 50.058033] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f8a576c15cd [ 50.059318] RDX: 00005632e447be00 RSI: 0000000000000002 RDI: 0000000000000016 [ 50.060672] RBP: 00007ffe97ed94c0 R08: 0000000000000000 R09: 00007ffe97ed8b60 [ 50.061970] R10: 0000000000000000 R11: 0000000000000246 R12: 0000563306107ad0 [ 50.063236] R13: 00007ffe97ed98f0 R14: 0000563306108bc0 R15: 0000563306119780 [ 50.064529] [ 50.064954] irq event stamp: 1839 [ 50.065615] hardirqs last enabled at (1849): [] __up_console_sem+0x78/0x80 [ 50.067133] hardirqs last disabled at (1858): [] __up_console_sem+0x5d/0x80 [ 50.068655] softirqs last enabled at (1728): [] handle_softirqs+0x50c/0x770 [ 50.070234] softirqs last disabled at (1723): [] __irq_exit_rcu+0xc4/0x100 [ 50.071755] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:41185' (ECDSA) to the list of known hosts. 2025/11/19 02:29:23 fuzzer started 2025/11/19 02:29:23 dialing manager at localhost:34383 2025/11/19 02:29:23 checking machine... 2025/11/19 02:29:23 checking revisions... [ 50.976000] kmemleak: Automatic memory scanning thread ended 2025/11/19 02:29:24 testing simple program... [ 51.064043] cgroup: Unknown subsys name 'net' [ 51.130683] cgroup: Unknown subsys name 'cpuset' [ 51.144802] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 02:29:23 Registers: info registers vcpu 0 RAX=dffffc0000000000 RBX=0000000000000001 RCX=ffffffff83edb5fc RDX=000000000002edb5 RSI=000000000002edb5 RDI=ffffffff86f7f22c RBP=ffff888019cb7880 RSP=ffff888019cb77b8 R8 =0000000000000000 R9 =0000000000000000 R10=000000000003c9ed R11=0000000000000001 R12=ffff888019cb7888 R13=ffff888019cb7870 R14=ffff888019cb7869 R15=ffff888019cb7828 RIP=ffffffff8135e5e2 RFL=00000213 [----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 00007f69d05bb900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe2500000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffd03687000 CR3=000000001fa86000 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=74696d7265705f6d61703d73726f746e XMM02=000000000000000000000000000000ff XMM03=5320444f4854454d5f54505952434e45 XMM04=40404040404040404040404040404040 XMM05=5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a XMM06=20202020202020202020202020202020 XMM07=00000000000000000000000000000000 XMM08=61662029286e65706f5f746964756100 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=0000000000027ad9 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 fffffe4500000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffe596bcec8 CR3=000000000da6b000 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=4ecf415bbf534789fd4e764f3969442d XMM02=0000000000302230eff9b2d0a8fce9cb XMM03=00000000003023002c67c8bc2e329bc3 XMM04=f1782a560c8926df00000000000ae988 XMM05=090f1556b20111b3000000000031df78 XMM06=917242356fe2fed30000000000317d60 XMM07=e042d86d42eb936e000000000030f128 XMM08=5e7f55f7aef6d9840000000000302300 XMM09=00000000000000000000000000000000 XMM10=20200000000020202020202020200000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000