Apr 12 14:21:09 syzkaller kern.warn kernel: [ 110.207216][ T8463] ? clear_bhb_loop+0x25/0x80 arch/x86/entry/entry_64.S:1540 Apr 12 14:21:09 syzkaller kern.warn kernel: [ 110.207297][ T8463] entry_SYSCALL_64_after_hwframe+0x77/0x7f Apr 12 14:21:09 syzkaller kern.warn kernel: [ 110.207317][ T8463] RIP: 0033:0x7fd97385bad0 Apr 12 14:21:09 syzkaller kern.wa[ 111.056498][ T8538] ªªªªªª: renamed from vlan0 (while UP) rn kernel: [ 110.207333][ T8463] Code: 48 89 44[ 111.066495][ T8539] ================================================================== 24 20 75 93 44 [ 111.075007][ T8539] BUG: KCSAN: data-race in mas_wmb_replace / mtree_range_walk 89 54 24 0c e8 4[ 111.083814][ T8539] 9 94 02 00 44 8b[ 111.095173][ T8539] mte_set_node_dead lib/maple_tree.c:337 [inline] 9 94 02 00 44 8b[ 111.095173][ T8539] mas_put_in_tree lib/maple_tree.c:1735 [inline] 9 94 02 00 44 8b[ 111.095173][ T8539] mas_topiary_replace lib/maple_tree.c:2550 [inline] 9 94 02 00 44 8b[ 111.095173][ T8539] mas_wmb_replace+0x224/0x1510 lib/maple_tree.c:2641 54 24 0c 89 da [ 111.101409][ T8539] mas_split lib/maple_tree.c:3368 [inline] 54 24 0c 89 da [ 111.101409][ T8539] mas_commit_b_node lib/maple_tree.c:3388 [inline] 54 24 0c 89 da [ 111.101409][ T8539] mas_wr_bnode lib/maple_tree.c:4049 [inline] 54 24 0c 89 da [ 111.101409][ T8539] mas_wr_store_entry+0x158c/0x2460 lib/maple_tree.c:4090 48 89 ee 41 89 c[ 111.107976][ T8539] mas_store_prealloc+0x6d5/0x960 lib/maple_tree.c:5475 0 bf 9c ff ff ff[ 111.114387][ T8539] vma_iter_store_overwrite mm/vma.h:441 [inline] 0 bf 9c ff ff ff[ 111.114387][ T8539] vma_iter_store_new+0x1d3/0x210 mm/vma.h:448 b8 01 01 00 00 [ 111.120775][ T8539] vma_complete+0x12b/0x570 mm/vma.c:323 0f 05 <48> 3d 00[ 111.126646][ T8539] __split_vma+0x5b6/0x630 mm/vma.c:523 f0 ff ff 77 38 [ 111.132453][ T8539] split_vma mm/vma.c:553 [inline] f0 ff ff 77 38 [ 111.132453][ T8539] vma_modify+0x1a2/0x200 mm/vma.c:1547 44 89 c7 89 44 2[ 111.138170][ T8539] vma_modify_flags+0x10a/0x140 mm/vma.c:1565 4 0c e8 9c 94 02[ 111.138318][ T8539] do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] 4 0c e8 9c 94 02[ 111.138318][ T8539] do_syscall_64+0xc9/0x1c0 arch/x86/entry/syscall_64.c:94 00 8b 44 Apr 1[ 111.138347][ T8539] entry_SYSCALL_64_after_hwframe+0x77/0x7f 2 14:21:09 syzka[ 111.176604][ T8539] ller kern.warn k[ 111.180293][ T8539] read to 0xffff8881049f8f00 of 8 bytes by task 8539 on cpu 0: ernel: [ 110.20[ 111.189197][ T8539] ma_dead_node lib/maple_tree.c:575 [inline] ernel: [ 110.20[ 111.189197][ T8539] mtree_range_walk+0x347/0x460 lib/maple_tree.c:2788 7356][ T8463] RS[ 111.195404][ T8539] mas_state_walk lib/maple_tree.c:3605 [inline] 7356][ T8463] RS[ 111.195404][ T8539] mas_walk+0x16e/0x320 lib/maple_tree.c:4905 P: 002b:00007fd9[ 111.200921][ T8539] lock_vma_under_rcu+0xa7/0x340 mm/memory.c:6553 71ec6f60 EFLAGS:[ 111.207232][ T8539] do_user_addr_fault arch/x86/mm/fault.c:1328 [inline] 71ec6f60 EFLAGS:[ 111.207232][ T8539] handle_page_fault arch/x86/mm/fault.c:1480 [inline] 71ec6f60 EFLAGS:[ 111.207232][ T8539] exc_page_fault+0x150/0x6a0 arch/x86/mm/fault.c:1538 00000293 ORIG_R[ 111.213273][ T8539] asm_exc_page_fault+0x26/0x30 arch/x86/include/asm/idtentry.h:623 AX: 000000000000[ 111.219507][ T8539] 0101 Apr 12 14:[ 111.223202][ T8539] value changed: 0xffff88811a2eee41 -> 0xffff8881049f8f00 21:09 syzkaller [ 111.231685][ T8539] kern.warn kernel[ 111.235386][ T8539] Reported by Kernel Concurrency Sanitizer on: : [ 110.207378][ 111.242916][ T8539] CPU: 0 UID: 0 PID: 8539 Comm: syz.1.2116 Not tainted 6.15.0-rc1-syzkaller-00301-g3bde70a2c827 #0 PREEMPT(voluntary) [ T8463] RAX: ff[ 111.256685][ T8539] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 ffffffffffffda R[ 111.268121][ T8539] ================================================================== BX: 0000000000000000 RCX: 00007fd97385bad0 Apr 12 14:21:09 syzkaller kern.warn kernel: [ 110.207393][ T8463] RDX: 0000000000000000 RSI: 00007fd9738deaa8 RDI: 00000000ffffff9c Apr 12 14:21:09 syzkaller kern.warn kernel: [ 110.207463][ T8463] RBP: 00007fd9738deaa8 R08: 0000000000000000 R09: 0000000000000000 Apr 12 14:21:09 syzkaller kern.warn kernel: [ 110.207475][ T8463] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 Apr 12 14:21:09 syzkaller kern.warn kernel: [ 110.207488][ T8463] R13: 0000000000000000 R14: 00007fd973a75fa0 R15: 00007ffd55432938 Apr 12 14:21:09 syzkaller kern.warn kernel: [ 110.207509][ T8463] Apr 12 14:21:09 syzkaller kern.notice kernel: [ 110.225212][ T29] audit: type=1400 audit(1744467668.193:18215): avc: denied { open } for pid=8443 comm="syz.4.2073" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=perf_event permissive=0 Apr 12 14:21:09 syzkaller kern.err kernel: [ 110.407897][ T9] IPVS: Schedule: port zero only supported in persistent services, check your ipvs configuration Apr 12 14:21:09 syzkaller kern.err kernel: [ 110.408152][ T51] IPVS: Schedule: port zero only supported in persistent services, check your ipvs configuration Apr 12 14:21:09 sApr 12 14:21:09 Apr 12 14:21:09 Apr 12 14:21:09 Apr 12 14:21:09 Apr 12 14:21:09 Apr 12 14:21:09 syzkaller kern.info kernel: [ 111.056498][ T8538] ªªªªªª: renamed from vlan0 (while UP) Apr 12 14:21:09 syzkaller kern.err kernel: [ 111.066495][ T8539] ================================================================== Apr 12 14:21:09 syzkaller kern.err kernel: [ 111.075007][ T8539] BUG: KCSAN: data-race in mas_wmb_replace / mtree_range_walk Apr 12 14:21:09 syzkaller kern.err kernel: [ 111.083814][ T8539] Apr 12 14:21:09 syzkaller kern.err kernel: [ 111.087510][ T8539] write to 0xffff8881049f8f00 of 8 bytes by task 8537 on cpu 1: Apr 12 14:21:09 syzkaller kern.warn kernel: [ 111.095173][ T8539] mte_set_node_dead lib/maple_tree.c:337 [inline] Apr 12 14:21:09 syzkaller kern.warn kernel: [ 111.095173][ T8539] mas_put_in_tree lib/maple_tree.c:1735 [inline] Apr 12 14:21:09 syzkaller kern.warn kernel: [ 111.095173][ T8539] mas_topiary_replace lib/maple_tree.c:2550 [inline] Apr 12 14:21:09 syzkaller kern.warn kernel: [ 111.095173][ T8539] mas_wmb_replace+0x224/0x1510 lib/maple_tree.c:2641 Apr 12 14:21:09 syzkaller kern.warn kernel: [ 111.101409][ T8539] mas_split lib/maple_tree.c:3368 [inline] Apr 12 14:21:09 syzkaller kern.warn kernel: [ 111.101409][ T8539] mas_commit_b_node lib/maple_tree.c:3388 [inline] Apr 12 14:21:09 syzkaller kern.warn kernel: [ 111.101409][ T8539] mas_wr_bnode lib/maple_tree.c:4049 [inline] Apr 12 14:21:09 syzkaller kern.warn kernel: [ 111.101409][ T8539] mas_wr_store_entry+0x158c/0x2460 lib/maple_tree.c:4090 Apr 12 14:21:09 syzkaller kern.warn kernel: [ 111.107976][ T8539] mas_store_prealloc+0x6d5/0x960 lib/maple_tree.c:5475 Apr 12 14:21:09 syzkaller kern.warn kernel: [ 111.114387][ T8539] vma_iter_store_overwrite mm/vma.h:441 [inline] Apr 12 14:21:09 syzkaller kern.warn kernel: [ 111.114387][ T8539] vma_iter_store_new+0x1d3/0x210 mm/vma.h:448 Apr 12 14:21:09 syzkaller kern.warn kernel: [ 111.120775][ T8539] vma_complete+0x12b/0x570 mm/vma.c:323 Apr 12 14:21:09 syzkaller kern.warn kernel: [ 111.126646][ T8539] __split_vma+0x5b6/0x630 mm/vma.c:523 Apr 12 14:21:09 syzkaller kern.warn kernel: [ 111.132453][ T8539] split_vma mm/vma.c:553 [inline] Apr 12 14:21:09 syzkaller kern.warn kernel: [ 111.132453][ T8539] vma_modify+0x1a2/0x200 mm/vma.c:1547 Apr 12 14:21:09 syzkaller kern.warn kernel: [ 111.138170][ T8539] vma_modify_flags+0x10a/0x140 mm/vma.c:1565 Apr 12 14:21:09 syzkaller kern.warn kernel: [ 111.138218][ T8539] mprotect_fixup+0x30f/0x5d0 mm/mprotect.c:658 Apr 12 14:21:09 syzkaller kern.warn kernel: [ 111.138243][ T8539] do_mprotect_pkey+0x6ce/0x9a0 mm/mprotect.c:832 Apr 12 14:21:09 syzkaller kern.warn kernel: [ 111.138270][ T8539] __do_sys_mprotect mm/mprotect.c:853 [inline] Apr 12 14:21:09 syzkaller kern.warn kernel: [ 111.138270][ T8539] __se_sys_mprotect mm/mprotect.c:850 [inline] Apr 12 14:21:09 syzkaller kern.warn kernel: [ 111.138270][ T8539] __x64_sys_mprotect+0x48/0x60 mm/mprotect.c:850 Apr 12 14:21:09 syzkaller kern.warn kernel: [ 111.138294][ T8539] x64_sys_call+0x272f/0x2e10 arch/x86/include/generated/asm/syscalls_64.h:11 Apr 12 14:21:09 syzkaller kern.warn kernel: [ 111.138318][ T8539] do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] Apr 12 14:21:09 syzkaller kern.warn kernel: [ 111.138318][ T8539] do_syscall_64+0xc9/0x1c0 arch/x86/entry/syscall_64.c:94 Apr 12 14:21:09 syzkaller kern.warn kernel: [ 111.138347][ T8539] entry_SYSCALL_64_after_hwframe+0x77/0x7f Apr 12 14:21:09 syzkaller kern.err kernel: [ 111.176604][ T8539] Apr 12 14:21:09 syzkaller kern.err kernel: [ 111.180293][ T8539] read to 0xffff8881049f8f00 of 8 bytes by task 8539 on cpu 0: Apr 12 14:21:09 syzkaller kern.warn kernel: [ 111.189197][ T8539] ma_dead_node lib/maple_tree.c:575 [inline] Apr 12 14:21:09 syzkaller kern.warn kernel: [ 111.189197][ T8539] mtree_range_walk+0x347/0x460 lib/maple_tree.c:2788 Apr 12 14:21:09 syzkaller kern.warn kernel: [ 111.195404][ T8539] mas_state_walk lib/maple_tree.c:3605 [inline] Apr 12 14:21:09 syzkaller kern.warn kernel: [ 111.195404][ T8539] mas_walk+0x16e/0x320 lib/maple_tree.c:4905 Apr 12 14:21:09 syzkaller kern.warn kernel: [ 111.200921][ T8539] lock_vma_under_rcu+0xa7/0x340 mm/memory.c:6553 Apr 12 14:21:09 syzkaller kern.warn kernel: [ 111.207232][ T8539] do_user_addr_fault arch/x86/mm/fault.c:1328 [inline] Apr 12 14:21:09 syzkaller kern.warn kernel: [ 111.207232][ T8539] handle_page_fault arch/x86/mm/fault.c:1480 [inline] Apr 12 14:21:09 syzkaller kern.warn kernel: [ 111.207232][ T8539] exc_page_fault+0x150/0x6a0 arch/x86/mm/fault.c:1538 Apr 12 14:21:09 syzkaller kern.warn kernel: [ 111.213273][ T8539] asm_exc_page_fault+0x26/0x30 arch/x86/include/asm/idtentry.h:623 Apr 12 14:21:09 syzkaller kern.err kernel: [ 111.219507][ T8539] Apr 12 14:21:09 syzkaller kern.err kernel: [ 111.223202][ T8539] value changed: 0xffff88811a2eee41 -> 0xffff8881049f8f00 Apr 12 14:21:09 syzkaller kern.err kernel: [ 111.231685][ T8539] Apr 12 14:21:09 syzkaller kern.err kernel: [ 111.235386][ T8539] Reported by Kernel Concurrency Sanitizer on: Apr 12 14:21:09 syzkaller kApr 12 14:21:09 [ 111.774357][ T39] IPVS: Schedule: port zero only supported in persistent services, check your ipvs configuration Apr 12 14:21:09 syzkaller kern.err kernel: [ 111.774357][ T39] IPVS: Schedule: port zero only supported in persistent services, check your ipvs configuration Apr 12 14:21:14 [ 116.585094][ T29] audit: type=1400 audit(1744467674.432:18745): avc: denied { read } for pid=2985 comm="syslogd" name="log" dev="sda1" ino=1915 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:var_t tclass=lnk_file permissive=0 syzkaller kern.e[ 116.615128][ T29] audit: type=1400 audit(1744467674.460:18746): avc: denied { read } for pid=2985 comm="syslogd" name="log" dev="sda1" ino=1915 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:var_t tclass=lnk_file permissive=0 rr kernel: [ 11[ 116.638440][ T29] audit: type=1400 audit(1744467674.460:18747): avc: denied { read } for pid=2985 comm="syslogd" name="log" dev="sda1" ino=1915 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:var_t tclass=lnk_file permissive=0 6.563657][ T39[ 116.663063][ T29] audit: type=1400 audit(1744467674.507:18748): avc: denied { read } for pid=2985 comm="syslogd" name="log" dev="sda1" ino=1915 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:var_t tclass=lnk_file permissive=0 ] IPVS: Schedule[ 116.685375][ T29] audit: type=1400 audit(1744467674.507:18749): avc: denied { read } for pid=2985 comm="syslogd" name="log" dev="sda1" ino=1915 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:var_t tclass=lnk_file permissive=0 : port zero only[ 116.709375][ T29] audit: type=1400 audit(1744467674.554:18750): avc: denied { read } for pid=2985 comm="syslogd" name="log" dev="sda1" ino=1915 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:var_t tclass=lnk_file permissive=0 supported in pe[ 116.732298][ T29] audit: type=1400 audit(1744467674.554:18751): avc: denied { read } for pid=2985 comm="syslogd" name="log" dev="sda1" ino=1915 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:var_t tclass=lnk_file permissive=0 rsistent service[ 116.755650][ T29] audit: type=1400 audit(1744467674.573:18752): avc: denied { read } for pid=2985 comm="syslogd" name="log" dev="sda1" ino=1915 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:var_t tclass=lnk_file permissive=0 s, check your ip[ 116.779492][ T29] audit: type=1400 audit(1744467674.610:18753): avc: denied { read } for pid=2985 comm="syslogd" name="log" dev="sda1" ino=1915 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:var_t tclass=lnk_file permissive=0 vs configuration[ 116.803003][ T29] audit: type=1400 audit(1744467674.610:18754): avc: denied { read } for pid=2985 comm="syslogd" name="log" dev="sda1" ino=1915 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:var_t tclass=lnk_file permissive=0 Apr 12 14:21:14 syzkaller kern.err kernel: [ 116.563873][ T51] IPVS: Schedule: port zero only supported in persistent services, check your ipvs configuration Apr 12 14:21:14 syzkaller kern.warn kernel: [ 116.585079][ T29] kauditd_printk_skb: 531 callbacks suppressed Apr 12 14:21:14 syzkaller kern.notice kernel: [ 116.585094][ T29] audit: type=1400 audit(1744467674.432:18745): avc: denied { read } for pid=2985 comm="syslogd" name="log" dev="sda1" ino=1915 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:var_t tclass Apr 12 14:21:14 syzkaller kern.notice kernel: [ 116.615128][ T29] audit: type=1400 audit(1744467674.460:18746): avc: denied { read } for pid=2985 comm="syslogd" name="log" dev="sda1" ino=1915 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:var_t tclass Apr 12 14:21:14 syzkaller kern.notice kernel: [ 116.638440][ T29] audit: type=1400 audit(1744467674.460:18747): avc: denied { read } for pid=2985 comm="syslogd" name="log" dev="sda1" ino=1915 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:var_t tclass Apr 12 14:21:14 syzkaller kern.notice kernel: [ 116.663063][ T29] audit: type=1400 audit(1744467674.507:18748): avc: denied { read } for pid=2985 comm="syslogd" name="log" dev="sda1" ino=1915 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:var_t tclass Apr 12 14:21:14 syzkaller kern.notice kernel: [ 116.685375][ T29] audit: type=1400 audit(1744467674.507:18749): avc: denied { read } for pid=2985 comm="syslogd" name="log" dev="sda1" ino=1915 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:var_t tclass Apr 12 14:21:14 syzkaller kern.notice kernel: [ 116.709375][ T29] audit: type=1400 audit(1744467674.554:18750): avc: denied { read } for pid=2985 comm="syslogd" name="log" dev="sda1" ino=1915 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:var_t tclass Apr 12 14:21:14 syzkaller kern.notice kernel: [ 116.732298][ T29] audit: type=1400 audit(1744467674.554:18751): avc: denied { read } for pid=2985 comm="syslogd" name="log" dev="sda1" ino=1915 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:var_t tclass Apr 12 14:21:14 syzkaller kern.notice kernel: [ 116.755650][ T29] audit: type=1400 audit(1744467674.573:18752): avc: denied { read } for pid=2985 comm="syslogd" name="log" dev="sda1" ino=1915 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:var_t tclass Apr 12 14:21:14 syzkaller kern.notice kernel: [ 116.779492][ T29] audit: type=1400 audit(1744467674.610:18753): avc: denied { read } for pid=2985 comm="syslogd" name="log" dev="sda1" ino=1915 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:var_t tclass Apr 12 14:21:14 syzkaller kern.notice kernel: [ 116.803003][ T29] audit: type=1400 audit(1744467674.610:18754): avc: denied { read } for pid=2985 comm="syslogd" name="log" dev="sda1" ino=1915 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:var_t tclass Apr 12 14:21:15 syzkaller kern.err kernel: [ 117.942806][ T39] IPVS: Schedule: port zero only supported in persistent services, check your ipvs configuration