syzkaller login: [ 45.714028] ------------[ cut here ]------------ [ 45.714802] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 45.716750] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/237 [ 45.717958] Modules linked in: [ 45.718484] CPU: 1 UID: 104 PID: 237 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 45.720135] Tainted: [W]=WARN [ 45.720589] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 45.721832] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 45.722603] 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 [ 45.725249] RSP: 0018:ffff88801d4d7bc0 EFLAGS: 00010286 [ 45.726027] RAX: 0000000000000000 RBX: ffffed1003a9af78 RCX: ffffffff813a4050 [ 45.727107] RDX: ffff88800f2ad340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 45.728189] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1003a9af2f [ 45.729267] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 45.730335] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801d4d7df8 [ 45.731413] FS: 00007f89eff20900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 45.732616] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 45.733500] CR2: 00007f89f04864a6 CR3: 0000000009eb6000 CR4: 0000000000350ef0 [ 45.734582] Call Trace: [ 45.734967] [ 45.735345] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 45.736097] ? __create_object+0x59/0x80 [ 45.736708] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 45.737518] __vmalloc_noprof+0x59/0x60 [ 45.738143] bpf_prog_alloc_no_stats+0x55/0x470 [ 45.738827] ? __pfx_seccomp_check_filter+0x10/0x10 [ 45.739615] bpf_prog_alloc+0x39/0x200 [ 45.740243] ? __pfx_seccomp_check_filter+0x10/0x10 [ 45.740981] bpf_prog_create_from_user+0xb2/0x2f0 [ 45.741744] do_seccomp+0x349/0x25e0 [ 45.742334] ? find_held_lock+0x2b/0x80 [ 45.742927] ? do_prlimit+0x310/0x610 [ 45.743556] ? __pfx_do_seccomp+0x10/0x10 [ 45.744214] ? do_raw_spin_unlock+0x53/0x220 [ 45.744868] ? _raw_spin_unlock+0x1e/0x40 [ 45.745515] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 45.746319] ? static_key_count+0x60/0x80 [ 45.746944] prctl_set_seccomp+0x4e/0x70 [ 45.747598] __do_sys_prctl+0xe6c/0x1d70 [ 45.748272] ? __pfx___do_sys_prctl+0x10/0x10 [ 45.748944] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 45.749752] ? irqentry_exit+0xf3/0x650 [ 45.750382] do_syscall_64+0xbf/0x430 [ 45.750965] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 45.751764] RIP: 0033:0x7f89f04125cd [ 45.752351] 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 [ 45.754984] RSP: 002b:00007ffc1e5d0f20 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 45.756126] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f89f04125cd [ 45.757198] RDX: 000055c616bd7e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 45.758268] RBP: 00007ffc1e5d0f80 R08: 0000000000000000 R09: 00007ffc1e5d0620 [ 45.759352] R10: 0000000000000000 R11: 0000000000000246 R12: 000055c6180a0ad0 [ 45.760427] R13: 00007ffc1e5d13b0 R14: 000055c6180a1bc0 R15: 000055c6180b2780 [ 45.761505] [ 45.761859] irq event stamp: 1733 [ 45.762397] hardirqs last enabled at (1743): [] __up_console_sem+0x78/0x80 [ 45.763683] hardirqs last disabled at (1752): [] __up_console_sem+0x5d/0x80 [ 45.764949] softirqs last enabled at (1702): [] handle_softirqs+0x50c/0x770 [ 45.766231] softirqs last disabled at (1697): [] __irq_exit_rcu+0xc4/0x100 [ 45.767498] ---[ end trace 0000000000000000 ]--- [ 48.416128] ------------[ cut here ]------------ [ 48.417001] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 48.418967] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/244 [ 48.420418] Modules linked in: [ 48.420999] CPU: 0 UID: 104 PID: 244 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 48.422971] Tainted: [W]=WARN [ 48.423567] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 48.425042] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 48.425936] 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 [ 48.429112] RSP: 0018:ffff888019d2fbc0 EFLAGS: 00010286 [ 48.430033] RAX: 0000000000000000 RBX: ffffed10033a5f78 RCX: ffffffff813a4050 [ 48.431324] RDX: ffff88801afdb780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 48.432619] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10033a5f2f [ 48.433902] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 48.435164] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888019d2fdf8 [ 48.436453] FS: 00007f35ae83d900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 48.437876] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 48.438917] CR2: 00007ffdbc97eef7 CR3: 0000000020b07000 CR4: 0000000000350ef0 [ 48.440208] Call Trace: [ 48.440670] [ 48.441118] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 48.441964] ? __create_object+0x59/0x80 [ 48.442733] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 48.443705] __vmalloc_noprof+0x59/0x60 [ 48.444459] bpf_prog_alloc_no_stats+0x55/0x470 [ 48.445322] ? __pfx_seccomp_check_filter+0x10/0x10 [ 48.446236] bpf_prog_alloc+0x39/0x200 [ 48.446926] ? __pfx_seccomp_check_filter+0x10/0x10 [ 48.447848] bpf_prog_create_from_user+0xb2/0x2f0 [ 48.448739] do_seccomp+0x349/0x25e0 [ 48.449448] ? find_held_lock+0x2b/0x80 [ 48.450194] ? do_prlimit+0x310/0x610 [ 48.450965] ? __pfx_do_seccomp+0x10/0x10 [ 48.452001] ? do_raw_spin_unlock+0x53/0x220 [ 48.453043] ? _raw_spin_unlock+0x1e/0x40 [ 48.454005] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 48.454996] ? static_key_count+0x60/0x80 [ 48.455863] prctl_set_seccomp+0x4e/0x70 [ 48.456667] __do_sys_prctl+0xe6c/0x1d70 [ 48.457460] ? __pfx___do_sys_prctl+0x10/0x10 [ 48.458366] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 48.459369] ? irqentry_exit+0xf3/0x650 [ 48.460198] do_syscall_64+0xbf/0x430 [ 48.460925] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 48.461913] RIP: 0033:0x7f35aed2f5cd [ 48.462645] 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 [ 48.465949] RSP: 002b:00007ffdbc97ce10 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 48.467368] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f35aed2f5cd [ 48.468729] RDX: 000056183d80ce00 RSI: 0000000000000002 RDI: 0000000000000016 [ 48.470051] RBP: 00007ffdbc97ce70 R08: 0000000000000000 R09: 00007ffdbc97c510 [ 48.471376] R10: 0000000000000000 R11: 0000000000000246 R12: 000056187581cad0 [ 48.472744] R13: 00007ffdbc97d2a0 R14: 000056187581dbc0 R15: 000056187582e780 [ 48.474103] [ 48.474547] irq event stamp: 1749 [ 48.475213] hardirqs last enabled at (1759): [] __up_console_sem+0x78/0x80 [ 48.476791] hardirqs last disabled at (1768): [] __up_console_sem+0x5d/0x80 [ 48.478336] softirqs last enabled at (1684): [] handle_softirqs+0x50c/0x770 [ 48.479920] softirqs last disabled at (1679): [] __irq_exit_rcu+0xc4/0x100 [ 48.481459] ---[ end trace 0000000000000000 ]--- [ 49.222552] ------------[ cut here ]------------ [ 49.223522] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.225625] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/251 [ 49.227149] Modules linked in: [ 49.227780] CPU: 0 UID: 104 PID: 251 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 49.229803] Tainted: [W]=WARN [ 49.230398] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.231931] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.232875] 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 [ 49.236236] RSP: 0018:ffff88801d4e7bc0 EFLAGS: 00010286 [ 49.237259] RAX: 0000000000000000 RBX: ffffed1003a9cf78 RCX: ffffffff813a4050 [ 49.238605] RDX: ffff888016163780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.239953] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1003a9cf2f [ 49.241257] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 49.242595] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801d4e7df8 [ 49.243950] FS: 00007f0f54880900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 49.245419] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.246515] CR2: 00007f0f54de64a6 CR3: 0000000009ff0000 CR4: 0000000000350ef0 [ 49.247881] Call Trace: [ 49.248399] [ 49.248838] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 49.249780] ? __create_object+0x59/0x80 [ 49.250585] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.251600] __vmalloc_noprof+0x59/0x60 [ 49.252419] bpf_prog_alloc_no_stats+0x55/0x470 [ 49.253332] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.254323] bpf_prog_alloc+0x39/0x200 [ 49.255216] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.256235] bpf_prog_create_from_user+0xb2/0x2f0 [ 49.257177] do_seccomp+0x349/0x25e0 [ 49.257889] ? find_held_lock+0x2b/0x80 [ 49.258698] ? do_prlimit+0x310/0x610 [ 49.259450] ? __pfx_do_seccomp+0x10/0x10 [ 49.260286] ? do_raw_spin_unlock+0x53/0x220 [ 49.261154] ? _raw_spin_unlock+0x1e/0x40 [ 49.261921] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 49.262922] ? static_key_count+0x60/0x80 [ 49.263770] prctl_set_seccomp+0x4e/0x70 [ 49.264565] __do_sys_prctl+0xe6c/0x1d70 [ 49.265377] ? __pfx___do_sys_prctl+0x10/0x10 [ 49.266296] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 49.267292] ? irqentry_exit+0xf3/0x650 [ 49.268044] do_syscall_64+0xbf/0x430 [ 49.268816] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.269811] RIP: 0033:0x7f0f54d725cd [ 49.270735] 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 [ 49.274407] RSP: 002b:00007ffd332d0170 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 49.275848] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f0f54d725cd [ 49.277181] RDX: 0000558ea160de00 RSI: 0000000000000002 RDI: 0000000000000016 [ 49.278514] RBP: 00007ffd332d01d0 R08: 0000000000000000 R09: 00007ffd332cf870 [ 49.279873] R10: 0000000000000000 R11: 0000000000000246 R12: 0000558ed4345ad0 [ 49.281203] R13: 00007ffd332d0600 R14: 0000558ed4346bc0 R15: 0000558ed4357780 [ 49.282560] [ 49.283003] irq event stamp: 1737 [ 49.283698] hardirqs last enabled at (1747): [] __up_console_sem+0x78/0x80 [ 49.285263] hardirqs last disabled at (1756): [] __up_console_sem+0x5d/0x80 [ 49.286841] softirqs last enabled at (1686): [] handle_softirqs+0x50c/0x770 [ 49.288421] softirqs last disabled at (1681): [] __irq_exit_rcu+0xc4/0x100 [ 49.289418] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:34241' (ECDSA) to the list of known hosts. 2025/11/19 06:06:15 fuzzer started 2025/11/19 06:06:15 dialing manager at localhost:34383 2025/11/19 06:06:15 checking machine... 2025/11/19 06:06:15 checking revisions... [ 50.177946] kmemleak: Automatic memory scanning thread ended 2025/11/19 06:06:16 testing simple program... [ 50.262175] cgroup: Unknown subsys name 'net' [ 50.319231] cgroup: Unknown subsys name 'cpuset' [ 50.331759] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 06:06:15 Registers: info registers vcpu 0 RAX=000000212949474c RBX=0000000000000000 RCX=00000000000006e0 RDX=0000000000000021 RSI=ffff88806ce23b00 RDI=0000000000052fec RBP=ffff88806ce23b00 RSP=ffff88806ce087e0 R8 =0000000000000001 R9 =0000000000000000 R10=00000000000ed932 R11=0000000000000001 R12=0000000000052fec R13=0000000000000000 R14=0000000000000000 R15=ffff88806ce28500 RIP=ffffffff8132e865 RFL=00000016 [----AP-] 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 00007f35ae83d900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe5a00000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f9b77954020 CR3=000000001664c000 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=6720646572637465733a4d41503d706f 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=00000000000254ed 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 fffffe2400000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffc9e683cb8 CR3=000000000bb9a000 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=2034313a36303a363020393120766f4e XMM01=73732878696e755f6d6170203a5d3334 XMM02=65736f6c63206e6f6973736573203a29 XMM03=755f6d6170203a5d3334325b64687373 XMM04=69662068637573206f4e203a656c6163 XMM05=3a656c696620766e65206e65706f206f XMM06=65733a6468737328766e655f6d617020 XMM07=6b7a79732034313a36303a3630203931 XMM08=30343d7974696c696261706163202279 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000